PrimeRFP SCOUT · Federal Contract Recompete Brief

N6523618F3034ADD SOFA CLAUSE for JAPAN to — Mantech Advanced Systems International, Inc

Mantech Advanced Systems International, Inc holds $3.0B across 367 federal awards, concentrated at General Services Administration (GSA). This PIID sits alongside 5 related awards under parent N0017804D4080. Competition previously drew 4 offers. PoP ended Jun 28, 2024 — the usual 12–18 month planning window is closed; recompete action looks late or overdue.

NIWC Atlantic

Awarding office

Mantech Advanced Systems International, Inc

Recipient

Jun 28, 2024

PoP end

$23.1M

Obligated

$82M

Potential

541330

NAICS

J058

PSC

4 bidders on last award

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Contract facts

Federal

Contract numberN6523618F3034

Also listed asN65236-18-F-3034

Also listed asN0017804D4080-N6523618F3034

AgencyNIWC Atlantic

Awarding officeNIWC Atlantic

Awarding agencyDepartment of Defense (DOD)

Funding agencyDepartment of Defense (DOD)

IncumbentMantech Advanced Systems International, Inc

CAGE5N741

UEIJY2BDT2K58Z6

NAICS541330

PSCJ058

Parent IDIQ / IDVN0017804D4080

Place of performanceNORTH CHARLESTON SC

Pricing typeCost Plus Fixed Fee

Extent competedFull And Open Competition

Related solicitationN6523617R3065

PoP startMar 30, 2018

PoP end (current)Jun 28, 2024

Obligated$23.1M

Current value$47.4M

Potential value$82M

ADD SOFA CLAUSE FOR JAPAN TO SECTION H is a federal award for NIWC Atlantic held by Mantech Advanced Systems International, Inc. Estimated value $82M ($23.1M obligated). Current period of performance ends Jun 28, 2024. Last award drew 4 bidders. Place of performance: NORTH CHARLESTON SC. Related solicitation N6523617R3065.

Recompete timing

Public

● Past PoP end (805 days ago)

Current PoP ended Jun 28, 2024 (805 days ago). The usual 12–18 month agency planning window is closed — recompete action looks late / overdue relative to a normal cycle. Watch for bridge orders, follow-ons, or a new solicitation.

Incumbent footprint

Public record

Mantech Advanced Systems International, Inc — $3.0B obligated across 367 awards (firm-wide, all agencies) · lead buyer General Services Administration (GSA).

% of firm-wide obligated ($3.0B) · all agencies · Top 4 shown (94%); remaining ~6% is other agencies.

General Services Administration (GSA)$1.5B · 50%Department of Defense (DOD)$852.8M · 28%Department of Homeland Security (DHS)$290.5M · 10%Department of State (DOS)$180.5M · 6%

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Frequently asked questions

What is contract N6523618F3034?

N6523618F3034 (ADD SOFA CLAUSE for JAPAN to) is a NIWC Atlantic award with a potential value of $82M, currently held by Mantech Advanced Systems International, Inc. Figures are USASpending-sourced public-record facts plus SCOUT recompete analysis.

What is N65236-18-F-3034?

N65236-18-F-3034 is the dashed form of PIID N6523618F3034 (ADD SOFA CLAUSE for JAPAN to), held by Mantech Advanced Systems International, Inc. Same award — SCOUT canonicalizes compact, dashed, and parent-child identifiers to one brief.

Which office awarded N6523618F3034?

NIWC Atlantic awarded N6523618F3034 to Mantech Advanced Systems International, Inc (potential $82M).

Who is the incumbent on N6523618F3034?

Mantech Advanced Systems International, Inc is the incumbent with $3.0B across 367 related awards in SCOUT’s public footprint. The current period of performance ends Jun 28, 2024.

When does Mantech Advanced Systems International, Inc’s N6523618F3034 come up for recompete?

SCOUT tracks a period-of-performance end of Jun 28, 2024. Actual solicitation timing can shift with extensions, bridges, or consolidations.

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Data: Showing contracts ≥ $100K from federal procurement records (FPDS-NG, SAM.gov, and related repositories), normalized by PrimeRFP SCOUT. Each row keyed by Award ID (PIID); task orders appear as independent rows.

Data as of Jun 23, 2026 · refreshed monthlyLatest procurement action Apr 29, 2026