Delivery Order N0017819D8070-N6133122F3007
- Naval Sea Systems Command issued a delivery order to ManTech Advanced Systems International, Inc. on January 13, 2023, under the Navy's Seaport Next Generation (Seaport-NXG) IDIQ for technical and engineering expertise, computer program build and installation support, fleet support, and documentation management of weapons systems and combat systems for naval programs. The order carries a ceiling value of $56.2 million and a performance period extending to March 22, 2028. Seaport-NXG is the...
- The Naval Air Warfare Center issued a delivery order to ManTech Advanced Systems International, Inc. on September 27, 2023, with a ceiling value of $50.2 million under the Navy's Seaport Next Generation (Seaport-NXG) contract vehicle for CI & IDS Division systems engineering services. Seaport-NXG is the Navy's multiple-award IDIQ supporting engineering, technical, and IT services across naval commands. Place of performance is St Inigoes, MD. The order runs through June 5, 2029 under...
- Naval Sea Systems Command issued a delivery order to ManTech Advanced Systems International, Inc. on October 27, 2025, for test and evaluation of combat and weapon systems, with a ceiling value of $34.4 million under the Seaport Next Generation (Seaport-NXG) contract. Seaport-NXG is a Navy-administered IDIQ supporting engineering, technical, and program management services across naval systems and platforms. Place of performance is Herndon, VA. The order is priced on a cost-plus-fixed-fee...
- ManTech Advanced Systems International, Inc. was awarded a $73.2 million delivery order on June 21, 2024, by Naval Sea Systems Command to provide technical and engineering services for centralizing surface ship life cycle maintenance engineering and class maintenance planning and management requirements. The contract, which extends through June 20, 2029, is structured as a cost-plus-fixed-fee arrangement and is issued under the Seaport Next Generation (Seaport-NXG) master IDIQ vehicle. The award...
- The U.S. Naval Sea Systems Command awarded a delivery order valued at $21.2M to ManTech Advanced Systems International, Inc. for Advanced Electronics Systems Support, effective through October 27, 2030. This cost-plus-fixed-fee contract was issued under the Seaport Next Generation (Seaport-NXG) indefinite delivery/indefinite quantity vehicle with the Navy, which enables ManTech to provide a broad spectrum of technical services including engineering solutions, cybersecurity, IT infrastructure,...
- The Naval Sea Systems Command issued a delivery order to ManTech Advanced Systems International, Inc. on May 30, 2025, with a ceiling value of $80.4 million for engineering and marine services in support of the Naval Surface Warfare Center, Carderock Division (NSWCCDD) mission. The order is issued under Seaport Next Generation (Seaport-NXG), the Navy's competitive IDIQ for engineering and technical services. Place of performance is Virginia Beach, VA. The order carries a cost-plus-fixed-fee...
- Naval Sea Systems Command issued a delivery order to Tech-Marine Business, Inc. on February 18, 2021, with a ceiling value of $93.277 million under the Seaport Next Generation (Seaport-NXG) contract vehicle for full-range engineering and technical support to the NAVSEA Ships Front Office. Seaport-NXG is a Navy-wide indefinite delivery vehicle supporting professional services across workforce management, corporate operations, financial management, internal controls, communications, ship...
- Mantech Advanced Systems International, Inc. was awarded a delivery order against the Seaport Next Generation (Seaport-NGX) indefinite-delivery/indefinite-quantity multiple award contract vehicle by the Department of the Navy Naval Sea Systems Command. The firm fixed price order, valued at over $10 million, calls for Mantech to provide technical and engineering support services under the SEAPORT NXG minimum obligation task order from January 2019 through January 2029 in Herndon, Virginia. No...
- The Naval Air Systems Command issued a delivery order to ManTech Advanced Systems International, Inc. on May 8, 2024, with a ceiling value of $91,597,267.12 under the Navy-administered Seaport Next Generation (Seaport-NXG) contract vehicle for engineering, technical, and administrative support services supporting the Cost and Schedule Analysis Department at Patuxent River, Maryland. The order is priced on a cost-plus-fixed-fee basis with an ultimate completion date of December 23, 2029. Place of...
- Naval Sea Systems Command issued a delivery order to Marine Systems Corporation on February 14, 2022, under the Seaport Next Generation (Seaport-NXG) IDIQ, with a ceiling value of $21.4 million for Air Cushion Vehicle crew, safe engineering and operations (SEAOPS) program, Foreign Military Sales program, and Future Seabase Connectors program support. Place of performance is Panama City, FL. The order is priced on a cost-plus-fixed-fee basis and is scheduled for ultimate completion on February...
- Seaport Next Generation (Seaport-NXG)Master IDIQ
- N0017819D8070Indefinite Delivery Contract
- N0017819D8070-N6133122F3007Delivery Order
The Naval Sea Systems Command issued a $30.9 million delivery order to ManTech Advanced Systems International, Inc. on December 1, 2022, under the Seaport Next Generation (Seaport-NXG) contract vehicle for maintenance and support of Legacy Landing Craft Air Cushion and LCS-100 class vessels through November 30, 2027. Seaport-NXG is a Navy multiple-award IDIQ supporting ship maintenance, modernization, and technical services across the fleet. Place of performance is Panama City, FL. This is a cost-plus-fixed-fee order with no set-aside. In FY2024, ManTech invoiced $3 million against this order across 25.3 FTEs and 52,622 contractor hours, yielding a blended derived government-paid rate of $57.22 per hour. The company reported one subcontractor engaged for approximately 3 percent of contractor hours.
Mod # | Description | ReasonForModification | Federal Obligation | Date |
|---|---|---|---|---|
| P00031 | Funding Only Action | $12.0k | 3/1/26 | |
| P00030 | Other Administrative Action | ($12k) | 2/16/26 | |
| P00028 | Exercise an Option | $437.4k | 12/28/25 | |
| P00027 | Other Administrative Action | $124.3k | 12/16/25 | |
| P00025 | Funding Only Action | ($260k) | 9/24/25 |