PSC code

SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL

PSC code: R425
Latest action: Oct 19, 2026

Median award value

$2,334,974²

Awards

8,505¹

Contractors

2,857

p10: $98,493
p25: $414,033
p75: $9,442,106
p90: $25,110,988

Largest awards under this code

Award	Contractor	Agency	Place	First action	Current value
FA862221F8339 SCAT 1 ENGINEERING PROFESSIONAL AND ADMINISTRATIVE SUPPORT SERVICES (EPASS) FOR AIR FORCE LIFE CYCLE MANAGEMENT CENTER FIGHTER BOMBERS DIRECTORATE (AFLCMC/WW) CROSSCUTTER SECTION_889	DCS CORPORATION	Department of Defense	VA	Aug 17, 2021	$4,890,520,702
FA870225CB001 MITRE NATIONAL SECURITY ENGINEERING CENTER (NSEC) SERVICES FOR THE AIR FORCE	THE MITRE CORPORATION	Department of Defense	MA	Aug 1, 2025	$3,695,389,263
80MSFC18C0011 ENGINEERING SERVICES AND SCIENCE CAPABILITY AUGMENTATION (ESSCA)	AMENTUM TECHNOLOGY, INC.	National Aeronautics and Space Administration	AL	Nov 21, 2017	$2,268,147,838
HQ085821C0015 TEAMS-NEXT MISSILE DEFENSE SYSTEMS ENGINEERING	PARSONS GOVERNMENT SERVICES INC.	Department of Defense	AL	Mar 4, 2026	$1,749,716,190
DTFAWA10C00080 CENTER FOR ADVANCED AVIATION DEVELOPMENT (CAASD) FFRDC MITRE	THE MITRE CORPORATION	Department of Transportation	VA	Jul 22, 2010	$1,703,052,457
FA882321C0001 SURVIVABLE MOBILE GROUND SYSTEM POST INITIAL OPERATIONAL CAPABILITY MODIFICATIONS	LOCKHEED MARTIN CORP	Department of Defense	CO	Mar 4, 2026	$1,540,796,627
89243318CFE000003 RESEARCH SUPPORT SERVICES (RSS)	LEIDOS, INC.	Department of Energy	WV	Jun 25, 2018	$1,200,000,000
FA824018C7218 JOINT RANGE TECHNICAL SERVICES (J-TECH II) - TECHNICAL EXPERTISE FOR TEST RANGE FUNCTIONS.	JT4 LLC	Department of Defense	NV	Mar 16, 2026	$1,136,125,298
80JSC017C0006 IGF::CT::IGFMSOC FPDS-NG MISSION SYSTEMS OPERATIONS CONTRACT (MSOC)	KBR WYLE SERVICES, LLC	National Aeronautics and Space Administration	TX	Jul 13, 2017	$1,078,332,444
70B02C22C00000016 UAS OPERATIONAL AND MAINTENANCE SUPPORT	GENERAL ATOMICS AERONAUTICAL SYSTEMS, INC.	Department of Homeland Security	CA	Mar 29, 2022	$1,039,938,439
FA910124CB002 THIS CONTRACT WILL ACQUIRE TEST OPERATIONS, TECHNOLOGY DEVELOPMENT, EQUIPMENT AND FACILITY SUSTAINMENT, CAPITAL IMPROVEMENTS AND SOME SUPPORT SERVICES FOR AEDC.	BEYOND NEW HORIZONS, LLC	Department of Defense	TN	Mar 4, 2026	$1,036,627,944
AIDOAATO1500010 IGF::CL::IGF - GHSC IDIQ - PRH TASK ORDER	CHEMONICS INTERNATIONAL, INC.	Agency for International Development	DC	Apr 16, 2015	$982,410,511
N6426720F3001 NAVY INTEGRATED TRAINING ENVIRONMENT (NITE) OPERATION AND MAINTENANCE SUPPORT SERVICES	HII MISSION TECHNOLOGIES CORP	Department of Defense	NV	Mar 2, 2026	$972,897,934
47QFCA20F0003 THE PURPOSE OF THIS MODIFICATION IS TO DEOBLIGATE EXCESS FUNDS IN OPTION PERIOD TWO.	HII MISSION TECHNOLOGIES CORP	General Services Administration	—	Mar 30, 2026	$954,963,837
DTFA0101CA0065CALL0001 ADVANCED TECHNOLOGIES AND OCEANIC PROCEDURES (ATOP)	LEIDOS, INC.	Department of Transportation	MD	Jun 18, 2001	$871,429,707
693KA822C00001 CAASD MUST PROVIDE ESSENTIAL ENGINEERING, RESEARCH, AND ANALYSIS CAPABILITIES TO SUPPORT THE FAA IN THE PERFORMANCE OF ITS MISSION THROUGH A SYSTEMS APPROACH THAT ADDRESSES ALL DIMENSIONS (E.G. POLITICAL, OPERATIONAL, ECONOMIC, TECHNICAL) REQUIRED TO	THE MITRE CORPORATION	Department of Transportation	VA	Oct 20, 2021	$817,107,937
7200AA23C00012 PREVENTION OF MALARIA THROUGH VECTOR CONTROL (PMI EVOLVE)	ABT GLOBAL LLC	Agency for International Development	MD	Apr 13, 2026	$809,932,224
FA880819C0006 MILITARY SATELLITE COMMUNICATIONS SYSTEMS, ENGINEERING, AND INTEGRATION SUPPORT	LINQUEST CORPORATION	Department of Defense	VA	Mar 9, 2026	$809,415,762
47QFCA23F0016 BASIC TASK ORDER AWARD	HII MISSION TECHNOLOGIES CORP	General Services Administration	—	Mar 1, 2023	$789,801,402
47QFCA18F0114 IGF::OT::IGF AWARDED ORDER.	BOOZ ALLEN HAMILTON INC	General Services Administration	MD	Aug 28, 2018	$751,518,169
80GSFC23CA051 THE PRINCIPAL PURPOSE OF THIS FOLLOW-ON CONTRACT IS TO PROVIDE MULTIDISCIPLINE ENGINEERING SUPPORT SERVICES.	SPACE NETWORK SOLUTIONS LLC	National Aeronautics and Space Administration	MD	Apr 18, 2023	$719,000,000
80GSFC18C0120 ELECTRICAL ENGINEERING SYSTEMS SERVICES (ESES III) THE PRINCIPAL PURPOSE OF THIS CONTRACT IS TO PROVIDE ELECTRICAL/ELECTRONIC ENGINEERING SUPPORT SERVICES AND RELATED WORK TO EED, ISTD, SED, MESA, RELATED ORGANIZATIONS AND OTHER NASA CENTERS AND LOCATIONS SPECIFIED IN TASK ORDERS, FOR THE STUDY, DESIGN, DEVELOPMENT, FABRICATION, INTEGRATION, TESTING, VERIFICATION, AND OPERATIONS OF SPACE FLIGHT, AIRBORNE, AND GROUND SYSTEM HARDWARE AND SOFTWARE, INCLUDING DEVELOPMENT AND VALIDATION OF NEW TECHNOLOGIES TO ENABLE FUTURE SPACE AND SCIENCE MISSIONS.	SCIENCE SYSTEMS AND APPLICATIONS, INC.	National Aeronautics and Space Administration	MD	Jun 25, 2026	$710,200,000
FA875023F0080 FULL-SPECTRUM INTELLIGENCE, SURVEILLANCE AND RECONNAISSANCE (ISR) INNOVATION AND INTEGRATION-3 (F3I-3)	CACI, INC. - FEDERAL	Department of Defense	VA	Mar 3, 2026	$700,806,557
W56KGY20F0067 THIS TASK ORDER IS CREATED FOR OPERATION AND SUSTAINMENT OF THE STAMP FOLLOW-ON REQUIREMENT.	LEIDOS, INC.	Department of Defense	VA	Jul 31, 2020	$700,031,517
FA811022F0001 B-2 CY22-24 PROGRAMMED DEPOT MAINTENANCE (PDM)	NORTHROP GRUMMAN SYSTEMS CORP	Department of Defense	CA	Mar 16, 2026	$693,978,853

Related records

Derived from awards these records share, ordered by how many.

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Sources and method

Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.

Totals cover awards where the government recorded this PSC code. Codes are taken as reported; awards are never reclassified into a different code.

1Awards are grouped by the PSC code the government recorded on the award, taken from USAspending.gov and last refreshed Oct 21, 2026. Miscoded awards stay miscoded here; we do not reassign codes.
2Published distribution over 3,495 awards, computed Oct 22, 2026 (snapshot 87e67d3f4449).