MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. - SPECIALIZED ACQUISITION AND OPERATION SECURITY SERVICES
Key Details
Description
SPECIALIZED ACQUISITION AND OPERATION SECURITY SERVICES
Context & Analysis
On Nov 21, 2025, Department of Defense obligated $261,753,195.5 to MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. for specialized acquisition and operation security services. The award is classified under NAICS 541690 — OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES and issued as a cost plus fixed fee contract. Competition extent: full and open competition with 3 offers received. The procurement used a NO SET ASIDE USED. set-aside. Performance is located in HERNDON, VA. The contract is scheduled through Nov 16, 2028. This award is one of several similar procurements from Department of Defense under NAICS 541690 — related awards are listed below.
Market context
- Recompete outlook
- Ends Nov 16, 2028, in 25 months. Recompete signal as of Oct 25, 2026: 50/100, combining time to the end date, the incumbent's history with this agency, whether the award was competed, and its size.
- Competition
- Competed, with 3 offers. 77% of 92 awards in this market (Department of Defense awards in NAICS 541690 over the last 3 years) were competed; median 3 offers.
- Award size
- At $261.8M, this award is larger than 19 in 20 of the 92 priced Department of Defense awards in NAICS 541690 over the last 3 years (median $887K).
- Incumbent at this agency
- MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. has 86 other awards from Department of Defense, totalling $2.2B, 2019–2026.
- Largest vendors in this market
By obligations, Department of Defense awards in NAICS 541690 over the last 3 years.
- PARSONS GOVERNMENT SERVICES INC. — 4 awards, $205.1M
- SYSTEM HIGH CORPORATION — 2 awards, $195.1M
- GENERAL DYNAMICS ONE SOURCE LLC — 6 awards, $122.2M
- AMERESCO SELECT, INC. — 1 award, $112.7M
- MOBIUS CONSULTING, LLC — 1 award, $36.0M
Computed from USAspending award data on Oct 25, 2026.
Contractor Information
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