Six3 Advanced Systems Inc.
Sterling, VA Doing business as Bit Systems Part of Caci Inc - Federal
- UEI
- GLZVHC4WSRB7
- CAGE
- 1KYV6
- Primary NAICS
- 541512 Computer Systems Design Services
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
-
Its parent company, CACI International Inc., ranks:
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
-
- 334290 Other Communications Equipment Manufacturing
- 513210 Software Publishers
- 541330 Engineering Services
- 541511 Custom Computer Programming Services
- 541513 Computer Facilities Management Services
- 541519 Other Computer Related Services
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Corporate family
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-
Parent
Reston, VA
RG7QKBQ4TE85
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Parent
Reston, VA
RG7QKBQ4TE85
- SAM.gov registration date
- Physical address
- 45200 Business Ct # 100, Sterling, VA 20166, USA
- Website
- caci.com
- Founded
- 1962
- Employees
- 10K-50K
- Estimated annual revenue
- $1B-$10B
- Industry
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- Industrials
- Commercial & Professional Services
- Professional Services
- SIC code
- 73 Business Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | -$22,710 |
| FY2025 | $1,350,915 |
| FY2024 | $2,628,860 |
| FY2023 | $3,805,546 |
Contract vehicles
No active vehicles.
Contract awards
Latest 5 listed here. See the rest on GovTribe.
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| Assurance Technology Corp | N0017317F6702 | $200,000 |
Latest 1 listed here. See the rest on GovTribe.
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| L3Harris Technologies, Inc. | Chantilly, VA | 541330 Engineering Services |
| Caci Inc - Federal | Westminster, CO | 541512 Computer Systems Design Services |
| Alcatel-Lucent USA Inc. | Westminster, CO | 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) |
| Cubic Mission Solutions | Ashburn, VA | 541512 Computer Systems Design Services |
| Caci Technologies, LLC | Chantilly, VA | 541512 Computer Systems Design Services |
About the company
Six3 Advanced Systems Inc., doing business as Bit Systems, is a corporate entity registered in SAM.gov and a subsidiary of CACI International Inc. The company is a for-profit organization and manufacturer of goods located in Sterling, Virginia. Six3 Advanced Systems primarily provides specialized hardware, software, and engineering services to federal agencies, with a strong focus on national security, space control, and information warfare technologies. The firm has demonstrated expertise in developing advanced technological solutions for military and defense applications, particularly in areas of space domain awareness, signals intelligence, and electronic warfare.
Through its federal contract awards, Six3 Advanced Systems has consistently delivered a diverse range of products and services to multiple federal agencies, most notably the Department of the Navy Information Warfare Systems Command and the U.S. Air Force Space and Missile Systems Center. The company has provided specialized hardware systems including RF playback servers, simulation systems, Wi-Fi processors, amplifiers, and other sophisticated electronic components. Contract awards have ranged from $146,400 to $3.2 million, covering tasks such as hardware procurement, system development, conceptual research, and prototype capabilities. All of the company's recent federal contract awards have been made without specific set-aside designations, indicating open competition for these contracts.
Six3 Advanced Systems holds a significant $200 million indefinite-delivery/indefinite-quantity (IDIQ) contract titled "Conceptual Studies for Offensive/Defensive Space Control and Space Domain Awareness" awarded by the Space and Missile Systems Center. This multiple-award IDIQ contract, effective through August 10, 2026, enables the company to perform conceptual studies and preliminary research in offensive and defensive space control, command and control, and space domain awareness. Under this IDIQ, the company has already been awarded multiple task orders ranging from $3,500 to $11.2 million, focusing on developing prototype capabilities, conducting research, and supporting the Air Force's space-related technical capabilities. The contract underscores Six3 Advanced Systems' strategic role in advancing national security technologies, particularly in space-related domains.
Quick answers
Is Six3 Advanced Systems Inc. registered in SAM.gov?
Yes. Six3 Advanced Systems Inc.'s SAM.gov registration is active through February 13, 2027.
What is Six3 Advanced Systems Inc.'s CAGE code?
Six3 Advanced Systems Inc.'s CAGE code is 1KYV6, and its Unique Entity ID (UEI) is GLZVHC4WSRB7.
Which contract vehicles does Six3 Advanced Systems Inc. hold?
Six3 Advanced Systems Inc. holds a place on 1 federal contract vehicle: Conceptual Studies for Offensive/Defensive Space Control and Space Domain Awareness.
How much has Six3 Advanced Systems Inc. received in federal contracts?
Federal contracts obligated $1,350,915 to Six3 Advanced Systems Inc. in fiscal year 2025 and $7,762,612 in fiscal years 2023 through 2027.
How does Six3 Advanced Systems Inc. rank among federal contractors?
Six3 Advanced Systems Inc.'s parent company, CACI International Inc., ranked #5 in NAICS 54, #15 at the Department of Defense and #20 of all federal contractors in FY2025.
What is Six3 Advanced Systems Inc.'s most recent federal award?
Six3 Advanced Systems Inc.'s most recent federal contract award is The contractor shall complete a software porting assessment study for the rams mission application software from… (FA881924FB006), from Space and Missile Systems Center (AFSPC), on October 1, 2024.
On GovTribe
See Six3 Advanced Systems Inc.'s full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors