Sources Sought UNISYSrecompete.docx
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- Attached to
- Unisys OS 2200
- Solicitation number
- 842674102
- Issued by
-
Defense Information Systems Agency
About this file
This is a Sources Sought Notice issued by the Defense Information Systems Agency (DISA) to identify qualified vendors for a follow-on contract to provide Unisys OS 2200 operating system support and services. The current incumbent is SAIC (large business), which held the contract from December 2022 to November 2026 under sole source acquisition. The anticipated follow-on contract will be a single award, indefinite delivery/indefinite quantity contract with a one-year base period and four one-year renewal options, totaling five years. DISA requires vendors to provide Unisys OS 2200 operating systems, software updates, third-party software support, and 24/7/365 technical support across ten DISA Host and Computer Center locations: eight in the continental United States (Columbus, Denver, Fort Meade, Mechanicsburg, Montgomery, Ogden, Oklahoma City, and San Antonio) and two overseas (Stuttgart and Bahrain), with potential expansion to additional sites via bilateral modification.
Required capabilities include demonstrated experience maintaining Unisys OS 2200 environments with proven ability to achieve 99.95% or higher system availability, operate in both unclassified and classified environments, provide comprehensive supply chain risk management, and maintain 24/7/365 on-call technical support with priority-based response timelines. Vendors must possess a Secret-level facility clearance and ensure all personnel are U.S. citizens with appropriate security clearances. The applicable NAICS code is 541519 with a $34 million size standard. Small businesses, Small Disadvantaged Businesses, 8(a) certified firms, Service-Disabled Veteran-Owned Small Businesses, HUBZone businesses, and Woman-Owned Small Businesses are encouraged to respond. Submissions of no more than five pages addressing the required capabilities must be sent to adam.m.venhaus.civ@mail.mil by 4:00 PM EDT on March 16, 2026. Responses must include business information, representative contact details, CAGE code, and existing prime contract vehicles (ENCORE III, SETI, NIH CIO-SP4, NASA SEWP V, GSA OASIS, ALLIANT II, VETS II, STARS III, or MAS).
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SOURCES SOUGHT NOTICE
Tracking No. #842674102
The Defense Information Systems Agency (DISA) is seeking sources to assist in understanding the capabilities available in the marketplace relevant to providing Unisys OS 2200 environments.
CONTRACTING OFFICE ADDRESS:
DISA/DITCO/PS8413
2300 East Drive Scott AFB, IL 62225
INTRODUCTION:
This is a SOURCES SOUGHT NOTICE to determine the availability and technical capability of small businesses and large businesses (including the following subsets: Small Disadvantaged Businesses, Certified 8(a), Service-Disabled Veteran-Owned Small Businesses, HUBZone Small Businesses and Woman-Owned Small Businesses) to provide the required products and/or services.
The DISA J9 Hosting and Compute (HaC) Hybrid Computing Line of Business (HC32) is seeking information from industry to assist with the development and planning of a follow-on solution to an existing requirement. The follow-on is anticipated to be a single award, indefinite delivery, indefinite quantity contract.
DISA is a provider of information technology solutions for the Department of Defense (DoD). DISA HaC must continue to have the ability to provide Unisys OS 2200 software support for the current mission partner base, utilizing Unisys OS 2200 applications that provide critical support to the war fighter. DISA provides Unisys OS 2200 capabilities and application support to mission partners on a 24-hour per day, 7- day a week basis.
Capacity services provide flexibility and services capable to meet current and future Unisys OS 2200 workload, security, availability, scalability, and modernization requirements, while ensuring DISA mission partners receive uninterrupted, continuous access to their applications and data. DISA’s goal is to obtain and provide the necessary Unisys OS 2200 Operating Systems capable of supporting unique processing requirements.
The service provider should be able to:
· Be responsive to mission partner requirements by providing agile, flexible, and scalable Unisys Operating Systems.
· Require minimal time to add or modify capabilities contained within the operating systems provided.
· Establish long term, consistent and granular pricing models for the Unisys Operating Systems environments to include unclassified and classified production and unclassified test and development.
· Acquire and provide the Unisys Operating Systems. Provide software updates to Operating Systems. Support to the existing and any new ‘third-party’ software products is required on a recurring basis for the duration of the contract. The government will retain operational control over the provided environments.
The anticipated Period of Performance is a one (1) year base period with four (4), one (1) year renewal options for a total lifecycle of five (5) years.
The anticipated Place of Performance is: The place of performance includes multiple DISA Host and Computer Center managed computing facilities at CONUS and OCONUS locations. These sites include:
Eight (8) DISA Host and Computer Center managed computing facilities in the CONUS:
· Columbus, OH
· Denver, CO
· Fort Meade, MD
· Mechanicsburg, PA
· Montgomery, AL
· Ogden, UT
· Oklahoma City, OK
· San Antonio, TX Two (2) DISA Host and Computer Center managed computing facilities in the OCONUS:
· Stuttgart, GE
· Bahrain, AE
The scope of this effort is intended to include any additional DISA locations (CONUS and/or OCONUS), if they arise. These sites may be incorporated after award via bilateral modification.
DISCLAIMER:
THIS SOURCES SOUGHT NOTICE IS FOR INFORMATIONAL PURPOSES ONLY. THIS IS NOT A REQUEST FOR PROPOSAL. IT DOES NOT CONSTITUTE A SOLICITATION AND SHALL NOT BE CONSTRUED AS A COMMITMENT BY THE GOVERNMENT. RESPONSES IN ANY FORM ARE NOT OFFERS AND THE GOVERNMENT IS UNDER NO OBLIGATION TO AWARD A CONTRACT AS A RESULT OF THIS NOTICE. NO FUNDS ARE AVAILABLE TO PAY FOR PREPARATION OF RESPONSES TO THIS NOTICE. ANY INFORMATION SUBMITTED BY RESPONDENTS IS STRICTLY VOLUNTARY.
CONTRACT/PROGRAM BACKGROUND:
Contract Number: HC108423D0002 Contract Vehicle: Open Market Incumbent and their size: SAIC (Large) Method of previous acquisition: Sole source Period of performance: Dec 2022 to Nov 2026
REQUIRED CAPABILITIES:
1. Describe and provide an examples of your experience in providing and maintaining Unisys OS 2200 operating systems and associated third-party software. Include your approach to managing software updates, performing integration and regression testing, and serving as the intermediary between the government and external software providers.
2. Describe and provide an examples of your capability to provide a highly available and scalable systems environment. Please include specific examples of how you have achieved and reported on system availability of 99.95% or higher for critical applications.
3. Explain your company’s technical support structure for providing 24x7x365 on-call problem resolution for both the primary operating system and third-party software, including your process for adhering to priority-based response and restoration timelines.
4. Describe your company’s methodology for developing and implementing a comprehensive Supply Chain Risk Management (SCRM) plan. Explain how you ensure that all hardware and software are procured from authorized sources and that subcontractors adhere to security requirements.
5. Detail and provide an example of your company's experience and ability to operate in both unclassified (NIPR) and classified (SIPR) environments.
SPECIAL REQUIREMENTS:
The work to be performed will require Secret level access eligibility for personnel. Therefore, the company must have a final Secret Facility Clearance (FCL) from the Defense Security Service (DSS) Facility Clearance Branch (FCB). All contractor personnel assigned to this contract shall be U.S. citizens. Confirm that you possess a Secret-level facility clearance and describe your process for ensuring all assigned personnel are U.S. citizens with the appropriate security clearances.
SOURCES SOUGHT:
The North American Industry Classification System Code (NAICS) for this requirement is 541519, with the corresponding size standard of $34M.
In order to make a determination for a small business set-aside, two or more qualified and capable small businesses must submit responses that demonstrate their qualifications. Responses must demonstrate the company’s ability to perform in accordance with FAR clause 52.219-14, Limitations on Subcontracting.
To assist DISA in determining the level of participation by small business in any subsequent procurement that may result from this Sources Sought Notice, provide information regarding any plans to use joint ventures (JVs) or partnering. Please outline the company's areas of expertise and those of any proposed JV/partner who combined can meet the specific requirements contained in this notice.
SUBMISSION DETAILS:
Responses should include:
1) Business name and address;
2) Name of company representative and their business title;
3) Small Business Socio-economic status (if small);
4) CAGE Code;
5) Prime contract vehicles; to include ENCORE III, SETI, NIH CIO-SP4, NASA SEWP V, General Service Administration (GSA): OASIS, ALLIANT II, VETS II, STARS III, MAS (including applicable SIN(s), groups or pools), or any other Government Agency contract vehicle that allows for decentralized ordering. (This information is for market research only and businesses with a valid cage that lack prime contract vehicles are still encouraged to respond to this notice.)
Businesses who wish to respond must send a response via email NLT 4:00 PM Eastern Daylight Time (EDT) on March 16, 2026 to adam.m.venhaus.civ@mail.mil. Interested businesses should submit a brief capabilities statement package addressing the specific questions above (no more than five pages) demonstrating the ability to perform the services listed under Required Capabilities.
Proprietary information and trade secrets, if any, must be clearly marked on all materials. All information received that is marked Proprietary will be handled accordingly. All submissions become Government property and will not be returned. All government and contractor personnel reviewing submitted responses will have signed non-disclosure agreements and understand their responsibility for proper use and protection from unauthorized disclosure of proprietary information as pursuant to 41 USC 423. The Government shall not be held liable for any damages incurred if proprietary information is not properly identified.
For information on DISA’s requirements, you can find current information on our home page: www.disa.mil – that includes current forecast and the current acquisition strategies. If there is no information regarding the requirement you may be inquiring about, then there is no additional publicly available information. Please continue to review www.disa.mil.
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