Fleet Sustainment

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KEEPING THE WORLD’S NATIONAL SECURITY PLATFORMS MISSION-READY

For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and aircraft carriers—HII ensures a high state of readiness.

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GLOBAL reach

HII rapidly deploys around the world to solve our nation’s most critical readiness challenges—anywhere our warfighters need us

57 offices

21 labs

5 Fabrication & Manufacturing Facilities

25 OCONUS locations with Deployed Support

Our national security partners maintain a high state of readiness with HII’s integrated maintenance solutions planning, repairs and crew training.
Everyday HII applies extensive expertise modernizing complex Command, Control, Communications, Computers Cyber and Intelligence (C5I) and hull, mechanical and electrical (HM&E) systems afloat and ashore.
As a leader in integrated product support services, HII provides logistics, technical documentation, warehousing and material management, and information technology solutions to national security partners.
HII’s full spectrum naval architecture and marine engineering services support design, construction, overhaul and modernization.
Custom blended training solutions and digital publishing services for classroom, shipboard and distance learning.
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HII: Solving Complex Challenges

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CRITICAL REPAIRS IN HOSTILE SEAS

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CRITICAL REPAIRS IN HOSTILE SEAS

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CRITICAL REPAIRS IN HOSTILE SEAS

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CRITICAL REPAIRS IN HOSTILE SEAS

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MAINTENANCE

Our national security partners maintain a high state of readiness with HII’s integrated maintenance solutions planning, repairs and crew training.
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MODERNIZATION

Everyday HII applies extensive expertise modernizing complex Command, Control, Communications, Computers Cyber and Intelligence (C5I) and hull, mechanical and electrical (HM&E) systems afloat and ashore.
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INTEGRATED PRODUCT SUPPORT

As a leader in integrated product support services, HII provides logistics, technical documentation, warehousing and material management, and information technology solutions to national security partners.
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ENGINEERING AND DESIGN SUPPORT

HII’s full spectrum naval architecture and marine engineering services support design, construction, overhaul and modernization.
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TRAINING AND MEDIA

Custom blended training solutions and digital publishing services for classroom, shipboard and distance learning.

HII: Solving Complex Challenges

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CRITICAL REPAIRS IN HOSTILE SEAS

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CRITICAL REPAIRS IN HOSTILE SEAS

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CRITICAL REPAIRS IN HOSTILE SEAS

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CRITICAL REPAIRS IN HOSTILE SEAS

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C5I SYSTEMS ASHORE

Fully operational and sustainable C5I systems for the warfighter.

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PLATFORM MODERNIZATION

Alteration Installation Teams deliver future capability to maritime platforms to ensure mission relevance through system service life.
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TRAINING

End-to-end solutions enable warfighter readiness from needs analysis, through courseware development, to instruction using traditional and blended formats.
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SAILOR SELF-SUFFICIENCY

“Find-Fix-Train” programs assist warfighters with assessments, maintenance and repairs for improved readiness and enhanced self-sufficiency while underway.
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ENGINEERING & DESIGN SERVICES

Experienced engineers and designers play a crucial role in delivering innovative ship design, construction, overhaul, and modernization services to keep our Navy’s fleet ready.
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PLATFORM MAINTENANCE

End-to-end maintenance solutions deliver component and system assessment services critical to the lifespan of the fleet.
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INTEGRATED PRODUCT SUPPORT

Total life-cycle management, end-to-end logistics support and engineering services ensure every new system and equipment upgrade is fully supported.
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WAREHOUSING & ASSET MANAGEMENT

Optimized material support including procurement, stowage, kitting, receiving, and shipping delivers the efficiency needed to meet customer demands.
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INDUSTRIAL FABRICATION & MANUFACTURING

Strategically located facilities near major shipyards ensure efficient repair, fabrication, assembly and testing of major shipboard components.

Aircraft Carriers & Surface Ships SUSTAINMENT

Improving operational availability and sailor
self-sufficiency across the fleet–anywhere our warfighters need us.

SMALL WATERCRAFT SUSTAINMENT

20 years’ experience repairing and maintaining small watercraft from 25- and 78- foot craft, to 9- and 11-meter RHIBs, to 34- and 40- foot patrol boats.

UNMANNED SYSTEMS SUSTAINMENT

Improving operational readiness and life-cycle sustainment for surface and undersea systems.

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INTEGRATED PRODUCT SUPPORT

Logistics engineers provide availability cost engineering study support for the Submarine Maintenance Engineering Planning and Procurement Activity (SUBMEPP) that is pivotal to submarine lifecycle sustainment.
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ENGINEERING & DESIGN SERVICES

Metallurgical engineers support the Virginia Class Program Office (PMS450) with cross platform support to the OHIO Replacement Program (ORP) to meet strategic national security requirements.
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EXPERTISE

Certified experts operating with ISO registered procedures and delivering comprehensive design, engineering, and Integrated Logistics Support (ILS) services.
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PLATFORM MAINTENANCE

NAVSEA Certified RCM Levels 1 and 2 logistics engineers maintain Class Maintenance Plans for all submarine classes to help achieve the submarine’s full life expectancy.
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PLATFORM MODERNIZATION

AITs perform upgrades to the Submarine Warfare Federated Tactical Systems (SWFTS) and Communications Systems, upgrading mission critical combat capability across all active classes of submarines.

SUBMARINES SUSTAINMENT

Delivering detailed ship design, construction, overhaul, planning yard support services and modernization programs.

C5I SYSTEMS AFLOAT

C5I installation services on carriers, surface ships, submarines, and special purpose craft worldwide.