Positioner Maintenance SOW 2024.docx

On-Site Positioner and Positioner Control Maintenance Contract Statement of Work (SOW)

1.0 General Description

Support and upgrades for multiple Positioners and Positioner controllers systems used at the Antenna Test Facility (ATF) at the Electronic Proving Grounds (EPG) located at Fort Huachuca Arizona to control various positioning systems used at the ATF. The following antenna test ranges.

1.1 Positioning control systems and their point of origin from the control point (both local and remote)

1. Compact Range Feed Positioner , Azimuth and Elevation from the Compact Range Control Room

2. Low Observable Tower (LOT), Y Axis West face from the ARC control Room, Y axis facing the East table from the ARC Control Room and/or the LOT Control Room

3. Large Arc Azimuth, Z, polarization and Elevation from the Small Arc control room

4. Small Arc Azimuth, Z, polarization and Elevation from the Small Arc control room

5. Field Probe standalone system from any of the control rooms

6. Near-Field X, Y, Z1, Z2, Polarization, Azimuth and Elevation from system rack located in the Near-Field range.

7. Polarization over Azimuth range from any remote position.

8. 6 axis hydraulic lift system for Small Arc, at its operational position in the center of the small Arc.

1.2 Description of Positioning Systems on-site Support

This contract is for the on-site support of Positioner's and their controller used to move Mechanical antenna measurement systems in a defined coordinate system. This contract includes components in the motion control path such as slip rings, but not the motion related RF components such as rotary joints. This contract includes failures to motion components such as bearings, motors, gear reducers and drive components. This contract does not cover parts or systems currently under warranty by their manufacturers. These systems are used at the ATF for antenna measurements on large vehicles. Telephone hours given below are Arizona Standard time. Telephone support is defined as trouble shooting any failures through verbal information communicated between the ATF and the contractor either through telephone communications, by email, courier or postal carrier and is initiated by government personnel. This contract is for support in terms of contractor labor and travel expenses in support of maintenance/repair only and does not include any required supplies or parts which shall be furnished by the government. Should the failure be software related then the contractor shall provide a recommendation (if known) for repair of the software in question and is excused from the failure response.

1.3 Support shall encompass the following hours:

1. Telephone assistance; with a call back response time of 4 hour after receipt of phone call requesting assistance Monday through Friday 0600 to 2000 (MST) hours (excluding holidays). Period of time outside of these hours shall be considered as a 0600 hour call the following day except for Friday afternoon or on a weekend day. If issue cannot be resolved with phone support, an on-site support request will be initiated.

2. Telephone assistance; with a call back response time of Monday morning by 0600 (MST) after receipt of phone call requesting assistance on Friday after 1800 hours (MST) including Saturday and Sunday. If issue cannot be resolved with phone support, an on-site support request will be initiated.

3. If an on-site request is initialed for non-critical support the contractor shall be represented on site at the ATF within 96 hours after the on-site request is made.

4. Contractor shall remain actively involved in the reported problem (after the initial contact) until the problem is resolved to the satisfaction of the government.

5. A telephone number shall be made available to the government for this contract that allows the government to either speak directly to a qualified contractor staff member or leave a message that will grant access to a qualified contractor staff member in the times given above.

6. Emergency calls: in the event that an active measurement system fails during a critical measurement the contractor shall make every effort to respond within a 1 hour window regardless of the time of the day or the day of the week. If an onsite visit is required then the contractor shall be represented on site at the ATF within 48 hours after the initial call.

1.4 Period of Performance: One (1) 12-month base period with four (4) 12-month options.

1. Base Period: 12 months of date of award

2. Option 1: 12 months from end of Base Period

3. Option 2: 12 months from end of Option 1

4. Option 3: 12 months from end of Option 2

5. Option 4: 12 months from end of Option 3

1.5 Description of Positioner Systems currently installed at the ATF

1. Compact Range – Polarization, tilt, and Azimuth

2. East Range - Azimuth

3. Large Arc – Azimuth, elevation, and polarization

4. Field Probe - Y axis

5. Small Arc - Z, polarization, elevation, linear radius, azimuth and Vehicle 6 axis lift system

6. Near-Field - Near-Field X, Y, Z I, Z2, Polarization, Azimuth and Elevation

7. Portable positioner System - Polarization over Azimuth portable positioning System.

1.6 Description of Positioner/Positioner Control Systems

1. Large Arc Range - Park Engineering Positioners, Park Engineering control system

2. Small Arc Range - Park Engineering Positioners, Park Engineering control system

3. Compact Range - Park Engineering Positioners, Park Engineering control system

4. LOT - Park Engineering Positioners, Park Engineering control system

5. East Range - Custom positioner, Carousal control system

6. Field Probe - Park Engineering Positioners, Park Engineering control system

7. Small Arc - Park Engineering Positioners, Park Engineering control system

8. Near-Field - NSI positioner and control system

9. Portable Positioner - Park Engineering Positioners, Park Engineering control system

1.7 Description of Periodic Maintenance Requirements

1. Inspection of each range positioner system at least twice yearly to identify excessively worn or failing components within the system that needs to be repaired or replace to maintain full operational capability.

2. Load Tuning - Tuning of the positioner at the current loading shall be verified.

3. Load Tests - Load testing of each positioning system with a current load test requirement shall be done once per year.

4. Field Probing - All active ranges shall be field probed every 2 years. Results shall be written in a report that shows the amplitude and phase taper and ripple of the range as a function of frequency. This report shall also define the contribution of these tapers and ripple to the error over the useable frequency range of the test range.

5. Position accuracy alignment - shall be performed every 2 years or as required.

6. Identification of components that need replacement from a failure or are obsolete. Identification and installation of a modern replacement part.

7. Identification of a spare parts list of components that need to be on hand to maintain this range's operational status in a ready state for 24/7 operation.

8. Training of ATF staff on the efficient or safe operation of this facility if an inefficient or un-safe operation is noted. Training of the ATF staff on any new or different measurement techniques. Any training will require approval from the ATF Range Chief.

9. Maintenance of the various positioner controller systems on each range.

10. Wiring modifications as needed.

11. Recommendations for replacement of obsolete parts and modifications to the positioner, RF or software systems that will improve the accuracy or efficiency of these measurements,

12. Report of visit to include work performed, repairs parts used and recommendations for improvements (if any).

1.8 Miscellaneous

1. Contractor shall be familiar with the CompuQuest software version currently installed at the ATF and any other custom or specialized software developed by any of the manufacturers’ of ATF measurement systems for positional control.

2. Service and repair for this contract on the ranges and system described above shall be the contractor's responsibility and done down to the component level.

3. Custom or specialized parts or components produced by other than the contractor awarded this contract, shall be the responsibility of the government, provided these parts are accurately described and available for purchase.

4. Contractor shall be familiar with far-field and near-field (cylindrical, planar and spherical) antenna measurements as described in ANSI/IEEE Std. 149-1979, and IEEE Std. 145-1993.

5. Contractor shall be familiar with the electro mechanical systems that move and control the movement of each axis in these measurement systems and its incorporation in the measurement software.

6. Contractor shall be familiar with the RF system used at the ATF; These RF Systems are based on an Agilent PNA-X measurement system.

7. Training described above on ATF measurement systems, software or instrumentation used in these systems is not the responsibility of the government and is not part of this contract. Competence shall be demonstrated as part of this contract through past experience and/or published documents in a reputable organization such as IEEE or AMTA shall be listed as part of the contract. References shall also be given for past experience in maintaining these measurement systems.

8. The Government shall supply a Crane, 120 Feet Man lift and a forklift providing the assets and an operator are available. If these items are not available in the time frame requested by the contractor than it is the contractor’s responsibility to provide these tools.

9. The contractor is expected to provide any hand tools or instruments needed for this maintenance, however if a specialized instrument is required and the ATF has this instrument in its inventory, and it is available then it may be utilized.

1.9 On-Site Position Description and Requirements

The contractor that wins this award shall staff the ATF with at least one able bodied Technician or Engineer with the following qualifications.

Performs all instrumentation, installation, configuration, operation and troubleshooting for position and position control listed above.

Must have experience performing technical field support consisting of instrumentation platform load, setup , configuration, installation into commercial and tactical architectures, execution , analysis , troubleshooting, antenna measurement acquisition and analysis software used at the ATF. This entails use of EPG data reduction tools residing on Microsoft Office platforms, and installation, configuration, and execution of said data reduction tools that ultimately generate data reduction output products in the form of tabular and graphical reports.

Must be able to perform application execution and have working knowledge of Microsoft Office and computers. Specialize software for control of the antenna positioning, acquisition and analysis systems include familiarity with CompuQuest software.

Applies a working knowledge of electronics techniques, standard electronic components and their characteristics/uses , and test equipment used in the Electronic Proving Ground to independently perform a variety of procedural test operations in support of highly complex electronic equipment testing to include new or prototype electrical and electronics , electromechanical, electro-optical, and electro-information processing equipment, which is state-of -the art. These tasks are covered by established procedures; guidelines such as higher-grade technician's or engineer's design concepts or maintenance manuals; precedents; and previous training.

Performs a variety of tasks, including antenna positioning and RF instrumentation setup, in support of antenna test operations. Prepares test items by installing and configuring instrumentation and connecting cables and setting up recording equipment to measure parameters specified by the project engineer ; selects appropriate application services and parameters and, in accordance with guidance , determines proper placement of test instrumentation on the test item to achieve valid test results.

Checks out test instrumentation to ensure that it is functioning properly. Serves as point of contact during conduct of tests of a relatively uncomplicated nature (i.e., few parameters are measured, and procedures are well established) with responsibility for ensuring provision of required support, operating test equipment in accordance with established procedures, recording test data on prescribed forms and advising person in charge of overall test operation, to include when safety limits may be exceeded. Harvests and reduces collected manual and digital data and generates output products using in-house applications.

Performs troubleshooting of equipment to determine cause of malfunctions. Integrates such equipment into a data acquisition system in accordance with general instructions provided by resident technicians or engineers. Equipment is well documented in terms of schematic diagrams, maintenance schedules, troubleshooting procedures, etc.

Checks out the equipment under test conditions to ensure that it functions properly. Tests and checks the effect of a few environmental factors such as temperature, humidity and pressure on equipment. Traces circuitry, diagrams malfunction and adjusts controls to achieve peak performance.

Practical knowledge of, and skill in applying, an extensive body of standard procedures or operations requiring extended training or experience in technical engineering methods and practices within the area of specialization sufficient to:

1. select the most efficient methods and procedures

2. carry out standard procedures based on assignments

3. use , adapt, or adjust equipment for optimum operation

4. interpret plans and specifications

5. recognize and report errors, inconsistencies, and other deficiencies in technical data

6. select the method for presenting data for internal use to include such forms as drawings, models, or tables

7. Position requires operation of a 120 feet man lift and an extended reach fork li ft. Individual shall maintain an OSHA certification of training on these devices, updated bi-annually.

8. keep records and prepare reports.

Knowledge of EPG instrumentation platforms, applications, and processes to successfully perform instrumentation, installation, configuration, operation, troubleshooting.

Completed work is usually evaluated for technical soundness, appropriateness, and conformity to policy and requirements. The methods used in arriving at the end results are not usually reviewed in detail.

The employee uses a number of established procedures and guidelines directly applicable to assignments. Guidelines prescribe established procedures and provide clear precedent s.

The employee is familiar with written guidelines, oral instructions, and other reference material and is expected to exercise judgment in selecting and applying the most appropriate. The employee is expected to be able to determine when minor deviations from the existing guidelines are appropriate.

Work consists of related steps, processes, and methods in completing assignments. The employee chooses the appropriate approach from among established methods and procedures to complete recurring assignments. The employee follows prescribed processes and methods as assignments increase in difficulty and recognizes the different actions to be taken depending on the source of information or any factual differences.

Work involves applying specific rules, regulations, and procedures related to engineering and performing clearly defined assignments. Work affects the accuracy, quality, and timeliness of the processes or services of the unit.

The work is primarily outdoors and includes walking, lifting and the carrying of light items. Familiarity with hydration techniques and heat exposure is a requirement. The work is conducted outdoors and in a setting that is adequately lighted, heated, and ventilated. The work environment involves everyday risks or discomforts associated with the indoor and outdoor environment associated with EPG's antenna measurement facility.

Vendor to remain compliant with ALL OSHA, Army and Installation Laws and Policies.

AT Level I training. This standard language is for contractor employees with an area of performance within an Army controlled installation, facility or area. All contractor employees, to include subcontractor employees, requiring access Army installations, facilities and controlled access areas shall complete AT Level I awareness training within 30 calendar days after contract start date or effective date of incorporation of this requirement into the contract, whichever is applicable and annually thereafter. The contractor shall submit certificates of completion for each affected contractor employee and subcontractor employee, to the COR or to the contracting officer, if a COR is not assigned, within 05 calendar days after completion of training by all employees and subcontractor personnel.

Army Training Certification Tracking System (ATCTS) registration for contractor employees who require access to government information systems. All contractor employees with access to a government information system must be registered in the ATCTS (Army Training Certification Tracking System) at commencement of services and must successfully complete the DOD Cybersecurity Awareness prior to access to the IS and then annually thereafter.

For Cybersecurity Awareness and/or Information technology (IT)) training. All contractor employees and associated sub-contractor employees must complete the DoD Cybersecurity awareness training before issuance of network access and annually thereafter. All contractor employees working cybersecurity/IT functions must comply with DoD and Army training requirements in DoDD 8140.01, DoD 8570.01-M and AR 25-2 within six months of appointment to Cybersecurity/IT functions.

For Cybersecurity and/or information technology (IT)) certification. Per DoD 8570.01-M , DFARS 252.239.7001 and AR 25-2, the contractor employees supporting Cybersecurity/IT) functions shall be appropriately certified upon contract award. The baseline certification as stipulated in DoD 8570.01-M must be completed upon contract award.