Engineering and Support Services for Hull, Mechanical and Electrical Systems
Active Master IDIQ Awarded
- Federal agency
-
Naval Sea Systems Command
- Awardees
- 11
- Task orders
- 240
- Obligated
- $443,372,471
Vehicle facts
- Opportunity
-
- Engineering and Support Services in support of upograding, repairs and maintenance of Hull, Mechanical and Electrical (HM&E) systems for Navy Modernization Programs Solicitation · N6449818R0003 · Posted Oct 23, 2017
- Agency
-
- Naval Sea Systems Command Department of the Navy, Department of Defense
- Combined task order value
-
- $548,316,185 Current, with exercised options
- $560,822,857 Potential, with all options
- Last date to order 81% complete
- Shared ceiling 57% used
- $778,932,139.00
IDV award and task order details come from SAM.gov/FPDS.
About this vehicle
The Department of the Navy's Naval Sea Systems Command awarded a multiple-award Master IDIQ on March 15, 2021 for engineering and support services supporting upgrade, repair, and maintenance of Hull, Mechanical and Electrical (HM&E) systems for Navy modernization programs. Ordering remains open through March 14, 2028 against a shared ceiling of $778,932,139, and the vehicle carries no set-aside at the vehicle level. It is the follow-on to the Big Blue IDIQ MAC.
Ordering authority has 1 year 4 months remaining. The vehicle has issued 239 task orders, most recently on July 20, 2026. Annual order counts were 53 in 2022, 43 in 2023, 40 in 2024, 43 in 2025, and 18 in 2026 to date. Combined task-order potential value is $559.6 million, of which $441.7 million (79%) is obligated.
Orders buy ship alterations and installation support: Ship Change Document (SCD) and Ship Alteration (SHIPALT) installations, MACHALTs, Alteration Installation Team (AIT) support, DDG Modernization Backfit work, HM&E Condition System 2.0, and voyage data recorder and integrated bridge tech refreshes across CVN, DDG, LPD, LSD, LHD, LCC, and SSN hulls. Recent installation sites include Norfolk, Virginia; Kittery, Maine; Groton, Connecticut; San Diego, California; and Yokosuka, Japan. The solicitation advertised a potential maximum of $300 million for other direct costs over a five-year base period and five one-year options.
Five primes hold 79% of task orders. Continental Tide Defense Systems, Inc. leads by count with 55 orders and $43.4 million combined potential value, followed by Delphinus Engineering LLC (49 orders, $167.8 million), HII Fleet Support Group LLC (36 orders, $48.2 million), QED Systems, Inc. (27 orders, $25.6 million), and Epsilon Systems Solutions Inc. (23 orders, $27 million). General Dynamics Information Technology, Inc. leads by value with 18 orders and $188.3 million, and the top five by value account for 85% of combined potential value. The remaining six of twelve awardees hold smaller shares.
Naval Sea Systems Command places 237 of 239 orders. Naval Supply Systems Command and United States Pacific Fleet Forces each place one order.
Set-aside mix is 222 orders (93%) with no set-aside and 17 orders (7%) designated Total Small Business.
Recent orders are cost-plus-fixed-fee, with ceilings ranging from $44,061.09 for a CVN 75 SIBS tech refresh to $13,895,511.97 for USS John C. Stennis AIT services under N6449821D0018-N6449824F3088, the largest recent order.
Description
Engineering and Support Services in support of upgrading, repairs and maintenance of Hull, Mechanical and Electrical (HM&E) systems for Navy Modernization Programs.
IDV awards
Show all 11
Latest task orders
Show 15 more
Latest 25 of 240 listed here. See the rest on GovTribe.
Top awardees by obligations
| Rank | Awardee | Obligated | Share |
|---|---|---|---|
| 1 | Delphinus Engineering LLC | $135,374,556 | 31% |
| 2 | General Dynamics Information Technology, Inc. | $127,209,168 | 29% |
| 3 | HII Fleet Support Group LLC | $43,576,374 | 10% |
| 4 | Continental Tide Defense Systems, Inc. | $35,927,497 | 8% |
| 5 | Epsilon Systems Solutions Inc. | $24,652,490 | 6% |
| 6 | Serco Inc. | $21,208,099 | 5% |
| 7 | QED Systems, Inc. | $20,001,079 | 5% |
| 8 | L3Harris Maritime Services Inc. | $19,652,084 | 4% |
| 9 | HII Mission Technologies Corp | $11,951,907 | 3% |
| 10 | La Playa Inc Of Virginia | $3,563,799 | 1% |
Top funding agencies by obligations
| Rank | Funding agency | Obligated | Share |
|---|---|---|---|
| 1 | Department of the Navy | $443,372,471 | 100% |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2026 | $79,986,514 |
| FY2025 | $92,191,597 |
| FY2024 | $88,379,500 |
| FY2023 | $92,711,254 |
| FY2022 | $61,051,677 |
| FY2021 | $28,769,557 |
Quick answers
What is the Engineering and Support Services for Hull, Mechanical and Electrical Systems contract vehicle?
Engineering and Support Services for Hull, Mechanical and Electrical Systems is an indefinite delivery, indefinite quantity (IDIQ) contract vehicle run by Naval Sea Systems Command (Department of the Navy), awarded on March 15, 2021.
Which companies hold Engineering and Support Services for Hull, Mechanical and Electrical Systems?
11 companies hold Engineering and Support Services for Hull, Mechanical and Electrical Systems's IDV awards, one each. The latest went to Tecnico Corporation on March 15, 2021. The awardees whose task orders obligated the most are Delphinus Engineering LLC, General Dynamics Information Technology, Inc. and HII Fleet Support Group LLC.
How much has been spent through Engineering and Support Services for Hull, Mechanical and Electrical Systems?
240 task orders have been placed under Engineering and Support Services for Hull, Mechanical and Electrical Systems, obligating $443,372,471. Their combined current value, with exercised options, is $548,316,185.
What is the shared ceiling of Engineering and Support Services for Hull, Mechanical and Electrical Systems?
Engineering and Support Services for Hull, Mechanical and Electrical Systems's shared ceiling is $778,932,139; its task orders have used 57% of it.
Which agencies use Engineering and Support Services for Hull, Mechanical and Electrical Systems the most?
The departments whose task orders under Engineering and Support Services for Hull, Mechanical and Electrical Systems obligated the most are Department of the Navy ($443,372,471).
How much was obligated through Engineering and Support Services for Hull, Mechanical and Electrical Systems in fiscal year 2025?
Task orders under Engineering and Support Services for Hull, Mechanical and Electrical Systems obligated $92,191,597 in fiscal year 2025.
On GovTribe
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