SOW 20-R-DH01.pdf

Attachment 1, Rev. 0

Statement of Work (SOW)

Optical Techniques, Devices, and Measurements 19 February 2020

1.0 Background

The Optical Sciences Division at the Naval Research Laboratory (NRL) carries out a variety of research, laser development, and application-oriented activities in the generation of sensing systems, integrated optics communication systems, platform protection systems, threat materials characterization and threat surrogates development.

The research, both theoretical and experimental, is concerned with discovering and understanding the basic principles and mechanisms involved in optical devices, materials and phenomena. This work statement describes research to develop and produce optical materials and techniques which are the subject of certain key research projects at the

Naval Research Laboratory, Washington D.C.

2.0 Scope

Basic and applied research and experiments are required (both classified and unclassified) over a 5-year period for the U.S. Navy at the Naval Research Laboratory in

Washington D.C. The work involves the following:

Field measurements and analysis of signatures, propagation effects, devices, and sensors

Laboratory measurements and analysis of optical devices, systems and optical phenomena including development of detection algorithms and analysis of sensor characteristics/performance.

The tasks listed in section 3.0 below deal with a number of tasks including fiber optic acoustic sensors, seismic, electric and magnetic field sensors, laser sensors, fiber optic sensors for smart structures, chemical (both agent and non-agent) sensors, explosives sensors, biological agent sensors, microwave photonics and fiber optics for sensing, electronic warfare, radar, and communication links multicomponent polymers for optical, electronic, and mechanical applications, optical emitters, focal plane arrays, and quantum optics.

In addition, the work under this requirement shall support the measurement programs by providing for the design and implementation of electronic circuitry for control of optical systems. The work shall be performed at field sites in the US, at foreign sites, at sea, and at the Naval Research Laboratory (NRL), Washington, DC.

3.0 Technical Tasks

3.1 Development of Integrated Optic Phase Shifters, Frequency Shifters, and

Modulators.

The Contractor shall design, develop, fabricate and test optical components for integrated optical devices for phase shifting, frequency shifting, and high speed modulation of light.

These components may be produced using both titanium diffused waveguides in lithium niobate and proton exchanged guides in either lithium niobate or lithium tantalate;

semiconductor materials or other waveguide materials may be used as required.

3.2 Development and Testing of Fiber Optic Sensors and Systems for

Point/Distributed Strain Sensing.

The Contractor shall develop, assemble and test fiber optic sensors and sensor systems optimized for the sensing of various strain fields of interest to the Navy. These types of sensors include all fiber sensors that can detect strain levels in the microstrain, nanostrain and picostrain regime depending upon the application.

3.2.1 Development of New Sensors and Applications.

Applications include structural integrity, static and dynamic load analysis and structural security monitoring. Both interferometric and non-interferometric sensors, such as fiber optic Bragg grating sensors shall be investigated. Detailed analysis of requirements of the strain monitoring application shall be provided by the Contractor to produce the optimum system engineering and design approach. Development of these sensors shall include the fabrication of the opto-electronic system necessary to interrogate large arrays of these sensors for distributed strain mapping.

The Contractor shall investigate novel approaches to allow surveillance grade sensing with short gauge length of fiber for a range of Naval applications.

The Contractor shall develop techniques and approaches to ground-based monitoring for intrusion/tunnel detection, using continuous lengths of fiber employing interferometry.

The Contractor shall develop and test various interrogation/multiplexing approaches for monitoring systems as well as detection algorithms.

3.2.2 Optical Interrogation Techniques.

The Contractor shall develop and test the appropriate optical interrogation techniques including frequency division multiplexing (FDM), time division multiplexing (TDM), wavelength division multiplexing (WDM); whichever is best suited for the particular application. The overall system design shall maximize the number of sensors that can be interrogated from a single optical fiber or pair of optical fibers. For structural monitoring the complete system, including the display of the data, must be provided, including real time shape analysis of structures from the strain measurements.

3.2.3 Fabrication Techniques.

The Contractor shall develop techniques and approaches to the fabrication of Bragg grating arrays which would result in high strength, low cost arrays for various sensing applications. The Contractor may also be asked to develop techniques to incorporate these devices in various sensor systems for Navy applications.

3.3 Development and Testing of Fiber Optic Acoustic, Seismic and Laser Sensors.

The Contractor shall develop fiber-optic interferometric sensors and sensor systems for

Navy/Other surveillance and Anti-Submarine Warfare (ASW) applications. The transducers range from conventional hydrostatic (pressure) acoustic sensors to sensors measuring acoustically induced acceleration, velocity or displacement to seismic sensors.

Fiber optic sensor applications also include mobile (platform mounted/towed) and fixed

(seabed mounted) sensor arrays, as well as seismic, electric, and magnetic field sensors.

Initial prototypes must be fabricated and tested, and packaged devices shall be tested at

Navy/other facilities.

3.3.1 Interferometric Sensors.

The Contractor shall design, test and package interrogation and multiplexing approaches tailored to these transducers and other novel optical sensing methodologies for evaluation in field test environments including deployment/installation. Support of these field tests must also be provided.

The Contractor shall be responsible for the development of demultiplexing and demodulation systems for fiber optic interferometric sensor systems.

The Contractor shall performing data analysis and performance verification of the interferometric fiber optic sensor design and compile the results in a test report as required by the Government.

The Contractor shall work on the development and implementation of signal processing algorithms associated with interferometric interrogation and demodulation as well as acoustic, seismic, electric, and magnetic field processing algorithms for the detection, classification, identification, and tracking of targets.

3.3.2 Virtual Arrays.

The Contractor shall analyze and develop novel approaches for underwater acoustic sensing using coherent optical interferometry to generate a virtual array. The Contractor shall develop models and analysis of the system design, including estimates of realistic noise sources and detection limits and demonstrate prototype systems as well as investigate this approach for other applications.

3.3.3 Fabrication and Characterization.

The Contractor shall investigate optical sources suitable for interferometric sensing. The

Contractor may be responsible for fabricating and characterizing fiber laser for both optical source and as sensors for various sensing applications. In addition, the Contractor shall develop components and circuits to improve the performance of fiber laser by reducing their inherent noise or stabilizing their output.

3.4 Development and Analysis of Fiber Optic, Electronic and Environmental sensors.

The Contractor shall design and develop interferometric fiber optic magnetometers with increased performance for field deployable use. The fiber optic transducer and interrogating electro-optic system must be tailored for applications including the detection of underwater targets in shallow water environments and for heading sensors for towed arrays. Improvements must be provided in the areas of threshold detection and bandwidth. Data analysis from various field tests of fiber optic magnetometers shall be performed to determine system performance and optimization of algorithms for target detection and localization. Analysis of environmental geo-magnetic data from fiber optic magnetometer arrays are required to assess hardware and environmental limitations to non-acoustic undersea surveillance systems. In the area of fiber optic based heading sensors, systems for all optical towed arrays shall be developed; this includes both the transducer as well as the passive multiplexing approach required to interrogate the transducer.

3.4.1 Non-Acoustic Sensors.

The Contractor shall carry out analysis, design, integration, development, and test activities required to apply optical sciences to the area of non-acoustic sensing. Prototype units must be designed, fabricated and tested for Navy applications.

3.4.2 Analysis, Design, Integration, Development, and Test.

The Contractor shall:

Carry out analysis, design, integration, development, and test activities required to apply optical sciences to the area of chemical sensing for applications such as monitoring of the environment.

Develop sensors to identify situations such as water in fuel, heavy metals in solution and dense non-aqueous liquids.

Use various sensing techniques to include refractive index measurements, visible light spectroscopy, infra-red spectroscopy, Raman spectroscopy, and Fourier transform infrared spectroscopy.

Develop techniques to perform the sensing remotely with optical fibers.

Operate government provided equipment to include diode lasers, choppers, lock-in amplifiers, radiometric/interferometric probes, spectrometers and computer software for statistical analysis.

3.5 The Development of Photonic Systems.

The Contractor shall perform research in the area of optical devices and electro-optic circuits for microwave photonics, optical communication, and other optical systems. The

Contractor shall investigate the application of optics and fiber optics to microwave and communication systems.

3.5.1 Component Development, and Test.

The Contractor shall carry out analysis, design, test, and integration of component(s) and explore the system applications of the following:

Laser transmitters

Signal processing elements

Microwave systems (e.g. radar and electronic warfare)

Optical fiber amplifiers

Solid state lasers

Quantum well modulators

Free space and fiber optic communications

Photodetectors and photoreceivers

Fiber lasers

Ultrafast communications

Modulation and demodulation of light at microwave and millimeter-wave frequencies

GalliumArsenide (GaAs) MicroElectroMechanical Systems (MEMS)

Photonic analog-to-digital conversion

Optical add/drop filters

Time and wavelength-domain multi/demultiplexers

Photonic control of phased array antenna systems

Properties of optical fiber, and

Integrated optical devices for high-speed applications

3.5.2 Signal Processing.

New components and techniques shall be developed and studied to provide the optical carriers with the required parameters for the associated systems. New optical signal distribution systems shall be developed and studied to implement the required signal processing and distribution functions for Navy applications.

3.6 Field Measurements and Analysis for Infrared Signatures, Electro-optical

Sensing and Optical Devices.

3.6.1 Infrared Signatures

The Contractor shall perform measurements of the electro-optical (ultraviolet through infrared) signatures of aircraft, missiles, guns, bomb blasts, backgrounds and any other sources of infrared radiation significant to the design and development of detection and countermeasure systems. The Contractor shall assemble the required instrumentation, calibrate and align the instrument, provide for shipment to the appropriate sites, assemble and test the instruments, and perform the required measurements. The measurements shall include spatial, spectral, and temporal information. Supporting meteorological instrumentation must be included in the measurement program. A target tracking system must be utilized. The Contractor shall be responsible for the on-site maintenance of the instrumentation used for the measurements. The Contractor shall additionally perform the data reduction as required and provide analysis support of the data.

3.6.2 Electro-optical Sensor Testing.

The Contractor shall conduct laboratory, rooftop, field, and airborne tests to analyze the performance of electro-optical sensors. The Contractor shall operate electro-optical sensors and record digital data using Government equipment such as Redundant Array of

Independent Disks (RAID) computer disks and airborne qualified solid state recorders.

The Contractor shall implement signal processing algorithms on computers for real-time display, exploitation, and analysis of optical imagery.

3.6.3 Optical Devices Measurements.

The Contractor shall perform transmission measurements on optical devices at field sites.

The Contractor shall be capable of operating, maintaining, calibrating, and aligning transportable spectral and multi-INT sensors, automated data acquisition systems, broad band radiation sources, and detection systems. The Contractor shall assemble the measurement system, acquire the data, and assist in the reduction and analysis of the data.

3.7 Laboratory Measurements for Infrared Sources, Laser Countermeasures, and

Electro-optical sensors.

3.7.1 Infrared Sources

Conduct measurements on laser and other infrared light sources

Assemble and maintain the instrumentation needed to excite and sustain the sources, and Investigate alternate light sources for airborne infrared countermeasure systems and assess their suitability for use in systems.

3.7.2 Laser Countermeasure Measurements and Components.

The Contractor shall investigate the means for countering laser guided or laser directed threats to US aircraft. The types of threat systems include: rangefinders, designators, beam riders, and passive sensors and detectors. Threat systems shall be characterized as available, and their susceptibilities assessed. Countermeasure approaches shall be assessed and technologies critical to their employment shall be identified. Components and devices necessary for demonstrating countermeasure concepts and passive infrared

(IR) countermeasure techniques shall be developed and demonstrated.

3.7.3 Electronics for Electro-optical Sensors.

The Contractor shall design, fabricate, customize, troubleshoot, maintain and operate custom electronic circuitry for operating electro-optical sensors and for processing and disseminating information from these sensors. The Contractor’s responsibilities shall include applications programming in support of experimental computer controlled electro-optical sensor systems.

The Contractor shall implement both hardware and algorithms for operating electro optical sensors and processing and disseminating the data and/or images from these sensors. The Contractor shall design electrical circuits.

The Contractor shall use government provided equipment including test electronics such as, oscilloscopes, logic analyzers, spectrum analyzers, and custom computer interface boards.

The Contractor shall perform embedded system development including micro controllers as well as real-time programming techniques and operating systems such as VXWORKS, QNXTM, etc.

The Contractor shall perform analog circuit development involving high speed analog to digital conversion and signal conditioning.

3.7.4 Electro-optical Device and Sensor Testing.

The Contractor shall conduct laboratory and rooftop tests to analyze the performance of electro-optical devices and sensors.

The Contractor shall operate electro-optical sensors and record digital data using government equipment such as RAID computer disks and solid state recording devices.

The Contractor shall implement signal processing algorithms on computers for real-time display, exploitation, dissemination, and analysis of optical imagery.

The Contractor must determine component specifications, acquire components, assemble circuits, test these circuits, and correct deficiencies.

3.8 Sensor Measurements, Analysis, and Development

3.8.1. Reconnaissance System Integration

The Contractor shall assemble cameras, sensors, electronics, and other subsystems into pods and aircraft, providing for the mechanical fit and providing the cabling for control signals, data streams, and power. The Contractor shall also perform installation of components such as optical windows, antennas, and vibration isolation mounting brackets needed for equipment support.

3.8.2. Sensor Field and Flight Testing

The Contractor shall support field and flight testing of sensors by designing and assembling the utilities such as power and temporary shelter needed at experimental field sites and in support of flight test programs.

The Contractor shall operate visible and infrared band sensor systems in field measurement trials, perform analysis, and provide reports on the acquired data.

The Contractor shall provide for the safe storage and shipment of equipment needed for field measurements, shall assemble the equipment at the field sites, and shall disassemble and return the equipment to NRL as needed on completion of the measurement program.

3.8.3. Laboratory Measurements

The Contractor shall perform laboratory measurements of optical and infrared sensor systems and of sensor components such as focal plane arrays. The Contractor shall design experimental approaches, conduct experiments, and analyze the test results. The

Contractor shall perform laboratory measurements of infrared guided missile seeker heads, including imaging seeker systems, and shall perform analyses of the test data.

3.8.4. Image Analysis

The Contractor shall analyze multispectral image data, and investigate techniques for image fusion of these data. The Contractor shall investigate the resolution and target detection capability using multispectral and multi-frame image data.

3.8.5. Instrumentation

The Contractor shall perform calibration, alignment, and repair of electronic circuits in electro-optical instrumentation, and shall design, assemble, and construct specialty electronic circuits as required. The Contractor shall maintain a capability to troubleshoot and repair electronic instruments.

3.9 Research and Development of Communication Systems

The Contractor shall conduct research in fiber optic and free space transmission links and the necessary components of the each. The Contractor shall investigate and develop optical and electro-optical devices such as modulated laser transmitters, Erbium-doped fiber amplifiers, Raman amplifiers, and photodiode receivers. The Contractor shall characterize and improve the performance of said devices, which are critical in the development of low noise communication systems.

3.10 Research and Development of Infrared-Transmitting Fibers and Devices.

The Contractor shall conduct research and development in the area of mid-IR transmitting optical fibers and planar waveguide devices. This work shall include the development of methods to purify, fabricate and fiberize chalcogenide materials (S, Se, or Te-based) as well as tellurite materials (based on TeO2). These materials shall be either undoped, to serve as IR transmission conduits, or shall be doped with various rare earth elements (e.g. Praseodymium, Erbium) to be light sources in the infrared.

3.10.1. Fiber Properties.

The Contractor shall also characterize the fiber properties and light emission properties such as efficiency and lifetime of the doped optical fibers, and develop ways to utilize them as practical IR sources or amplifiers. The Contractor shall also study the nonlinear properties of these fibers to determine their utility for novel optical devices.

3.10.2. Thin Film Structures.

The Contractor shall conduct research and development in the area of novel infrared planar waveguide structures, by utilizing thin film samples made in-house, and developing methods to locally modify the refractive index using high intensity radiation.

The Contractor shall characterize these structures and investigate ways to utilize them for high speed optical switching and other related applications.

3.11 Opto-electronic Materials, Devices and Systems

The Contractor shall synthesize, purify and characterize organic molecules, polymers, semiconductor and metallic nanoparticle materials for optical, electronic and optoelectronic applications. Thin films prepared from these materials shall be designed to have novel electron transport properties with high mobilities and electron affinities.

The development of the new materials shall include carrier transporters with good thermal and morphological stability. The Contractor shall modify the optical and electrical properties of transparent conducting polymers via molecular engineering. These polymers shall be evaluated as potential transparent electrode materials for all plastic electro-optic devices such as organic light-emitting diodes (OLEDs). The Contractor shall optimize the device structures for high electroluminescence quantum efficiency and long-term stability. The surfaces of semiconductor and metallic nanoparticles shall be functionalized with organic ligands to impart compatibility with biological environments allowing conjugation with biologically active proteins, peptides and enzymes for use as bio-optical sensors.

3.11.1. Quantum Components.

The Contractor shall carry out theoretical and experimental research in the area of correlated quantum imaging investigating effects various aspects including factors that affect image resolution, propagation effects on spatial distributions. The Contractor shall carry out theoretical and experimental research in the use of cold atoms for quantum memory storage, quantum information, quantum gates and repeaters. Research areas shall include use of Rydberg Blockades for deterministic entanglement swapping.

3.11.1. Mechanical Health Monitoring.

The Contractor shall carry out research in the area of mechanical diagnostics, developing on line and portable fluid analysis systems for analysis of fluid condition, wear debris and particulate contamination in lubricating oils, hydraulic fluids and fuels. The Contractor shall carry out research in the area of combining fluid analysis technologies with vibration analysis for improved mechanical assessment.

3.12 Chemical, Biological and Radiation Sensing

The Contractor shall design and develop optical techniques to be used in the area of chemical and biological sensing. These techniques may utilize luminescent quantum dots used in conjunction with biological molecules and may involve a wide range of spectroscopic techniques, including, for example, fluorescence resonance energy transfer.

3.12.1. Control Software.

The Contractor shall design and develop software to control commercial scientific equipment, experimental instrument prototypes at the nanochannel glass draw tower facility. Applications for this software include the control of radiation sensing and imaging devices. The Contractor shall design and fabricate specialized nanochannel glass materials using the draw tower facility. Applications for the nanochannel glass materials include chemical sensing and fiberoptic communications.

3.12.2. Chemical/Biological Detection.

The Contractor shall assist in the design and development of chemical and biological detection systems such as laser interrogation and characterization of individual aerosol particles. Activities include:

Development of particle materials characterization

Development of testing methodologies and hardware

Data acquisition (including laboratory, environmental and field samples)

System analysis using optical ray-tracing software and customized simulation of specific hardware

Data analysis

Detection algorithm development and

Sensor performance evaluation

3.13 Infrared Source Development and Testing

The Contractor shall develop laser and other infrared light sources to be used in airborne infrared countermeasures, chemical sensing, and other applications.

The Contractor shall conduct measurements on prototype devices. Measurements to be performed shall include photoluminescence and electroluminescence spectroscopy, lasing spectroscopy, light-light and light-current characteristics, near-field and far-field measurements. Other characterization shall include such properties as the non-radiative lifetimes, internal losses, internal efficiencies, and anti-guiding parameters.

The Contractor shall assemble and maintain the optical and electronic instrumentation needed to excite and sustain the sources. Techniques shall include both optical pumping by a variety of solid state and diode sources, as well as electrical injection.

3.13.1 Infrared Source Fabrication

The Contractor shall optimize the processing of semiconductor infrared sources for efficient thermal management. Molecular Beam Epitaxy (MBE) shall be carried out to grow quantum hetero-structures with favorable properties, and the MBE machine and laboratory shall be maintained. Metal, dielectric, and semiconductor thin film depositions shall also be carried out by a variety of methods such as e-beam evaporation, sputtering, thermal evaporation, e-beam evaporation, plasma-enhanced chemical vapor deposition, and electro-plating.

The Contractor shall carry out device cleaving and epitaxial-side-down soldering.

The Contractor shall design masks and pattern one-dimensional and two-dimensional gratings using methods such as optical and e-beam lithography, and wet chemical etching as well as reactive ion etching.

3.13.2 Novel Photonic Materials Fabrication and Testing

The Contractor shall design, fabricate, and test novel electronic and optoelectronic components including photonic band-gap devices and quantum memory devices.

Methods for etching novel wide-gap III-V materials shall be developed and optimized, employing such techniques as inductively-coupled reactive ion etching and capacitively-coupled reactive ion etching. Other responsibilities shall include mask design and development, as well as patterning by e-beam and optical lithography. Fabricated devices shall be characterized by such methods as atomic force microscopy, scanning electron microscopy, ellipsometry, and various other microscopy techniques. Optical characterization of the fabricated devices shall also be carried out by a variety of methods.

3.13.3 Design and Synthesis

The Contractor shall design and synthesize colloidal semiconductor and metallic nanoparticles, including magnetic nanoparticles for novel optical detectors, sensors and imaging applications.

3.13.4 Optical Limiter Materials Characterization

The Contractor shall prepare samples of optical limiter materials and perform measurements of their linear and nonlinear optical properties.

The Contractor shall be responsible for operating, maintaining, calibrating, and aligning the radiation sources, including lasers and optical parametric oscillators, sensors, automated data acquisition systems, and detection systems.

The Contractor shall assemble and calibrate the measurement systems, acquire the data, and assist in the reduction and analysis of the data.

The Contractor shall perform the design, development, integration and assembly of optical limiter modules suitable for both internal and field tests.

The Contractor shall ensure the suitability of the limiter modules in cooperation with personnel performing field tests.

3.13.5 Polymer Optical Materials Development

Prepare and conduct the optical characterization of doped polymer materials suitable for optical limiting.

Be responsible for operating and maintaining polymer extrusion and molding equipment to achieve close control over both the polymer properties and the concentration and aggregation of dye material.

Be capable of operating, calibrating, and aligning the lasers, sensors, data acquisition and detection systems required for the optical characterization.

Fabricate the samples, acquire and analyze the optical data and elucidate the photophysics of different polymer/host combinations.

Work closely with collaborators who use the results of this work to produce nanostructured materials.

Develop recipes for multicomponent polymers suitable for optical and electrical applications.

Apply knowledge of chemistry and polymer interactions to mitigate issues arising during synthesis and measurement of novel polymer structures.

3.14 Optical Glass Formulations for Sensor Technologies

The Contractor shall develop glass compositions for radiation sensing and Tagging, Tracking and Locating (TTL) technologies. Glass compositions shall include copper-doped fused quartz, high rare-earth-content glasses and glasses containing nanocrystallites designed to impart the optical properties required for their use in sensing systems.

The Contractor shall formulate glass compositions and fabricate sensor elements using the specialty glasses.

The Contractor shall perform experimental measurements and analyze test results using the various glass formulations.

The Contractor shall work closely with collaborators to develop optical sensors with improved performance characteristics.

3.15 Optical Glasses, Ceramics and Crystals

The Contractor shall develop transparent glasses, ceramics and crystals for windows, lenses and other optics, including specialty fibers with superior properties compared with existing technology over large transmission wavelengths from Ultra Violet (UV) to far

IR. The Contractor should also develop transition metal and rare earth ion doped materials for phosphors, scintillators, and lasers with superior thermal performance compared with existing materials. These materials shall cover the UV to far IR region.

The Contractor shall develop new concepts in transparent armor design where the shockwave is reflected and guided away from the path of the projectile. The Contractor shall attain the goal of demonstrating 40% (or more) improvement over commercial armor made of the same materials and having the same thickness and weight.

3.16 Thin Film and Surface Technology

The Contractor shall develop thin film technology based on functional materials to enable fabrication of photovoltaic devices and other devices with superior performance. This includes metamaterials, plasmonic devices and generation of active and passive surfaces.

4.0 Deliverables

Deliverables for this task order include the following:

Identifier Name Suspense Date

A001 Contractor’s Management Plan (CMP) 30 Days after Contract Award

A002 Quarterly Letter/Technical Report 15 Days after end of Quarter

A003 Monthly Funds Status and Contractor

On-Site Labor Report

Within 15 days of the close of each monthly reporting period

A004 Technical Documentation As Required

A005 Contract Summary Technical Report Within 60 days of completion of this task order.

5.0 Security

All Contractor personnel who require NRL base access or access to NRL unclassified material and/or unclassified systems shall possess a favorably completed DoD National

Agency Check with Law and Credit (NACLC). Contractors who require access to Secret material must have, at a minimum, a favorably completed DoD National Agency Check with Law and Credit (NACLC) and final DoD granted Secret security clearance the time of proposal submission, and those who require access to Top Secret/SCI material must have, at a minimum, a favorably completed DoD National Agency Check with Law and

Credit (NACLC) and final DoD granted Top Secret security clearance with the eligibility of SCI at the time of proposal submission. The Contractor shall ensure that all classified material is handled in accordance with the issued DD 254, the National Security Program

Operating Manual (NISPOM) (DoD 5220.22M) and all NRL and applicable Security

Program Guides/Directives.

Contractors issued a DoD interim secret security clearance may ONLY work on unclassified tasks as outlined in the SOW (Specifically tasks 3.1-3.5, 3.6.2, 3.8.3, 3.8.4, 3.8.5, 3.9, 3.10-3.16). Unclassified IA or IT positions are NOT authorized with a DoD issued interim secret clearance. Contract Facility Security Officers (FSOs), and/or NRL

CORs, are required to report immediately to Code 1230 any derogatory information regarding a Contractor holding an interim Secret clearance, either on- or off-site. FSOs and NRL CORs shall also notify Code 1230 when a Contractor’s interim or final clearance has been declined or revoked.