ASEC

ASEC

Aviation Systems Engineering Company

Lexington Park, MD, United States

Simulation & TrainingAir SystemsC4ISRMRO & Logistics
501-1000 employeesSystem Integrator, MRO & ServicesSupplies Air Forces, Naval Forces
Profile last updated: May 11, 2026

About

ASEC is a defense system integrator based in Lexington Park, United States working in simulation & training, air systems, c4isr +2 more.

ASEC (Aviation Systems Engineering Company) is an employee-owned small business headquartered in Lexington Park, Maryland, providing engineering, training, test and evaluation, program security, information technology, flight operations and technical publication services to the U.S. Department of Defense, primarily the U.S. Navy and Marine Corps. Its work centres on naval aviation, including maritime patrol and reconnaissance, unmanned systems such as the MQ-4C Triton and MQ-25, and operational test and evaluation for the Navy. The company supports manned and unmanned aircraft programs with systems engineering and sensor integration, develops S1000D interactive technical manuals, and operates a fleet of FAA Part 91 research aircraft for airborne R&D and payload testing. It also provides cleared personnel for program security officer, information systems security, network administration and IT roles. Its customers include NAVAIR, OPTEVFOR, VX-1 and several allied air forces through foreign military sales programmes. The company reports more than 600 employees across sites in multiple U.S. states, with offices in Lexington Park, MD and Jacksonville, FL.

Location

Lexington Park, United States

Employees

501-1000

Legal name

Aviation Systems Engineering Company

Focus areas

naval aviationtest and evaluationsystems engineeringprogram securityflight operationstechnical publicationsemployee-owned

Languages

EN

Products & capabilities

Defense domains

Simulation & TrainingAir SystemsC4ISRMRO & LogisticsDefense Software & AI

Supply-chain role

System IntegratorMRO & Services

What they offer

Engineering ServicesTrainingSoftware

Products

Class IV Interactive Electronic Technical Manuals

Interactive technical manual

S1000D-compliant interactive electronic technical manuals and maintenance training products for military customers, built on common source database management.

End users

Air ForcesNaval Forces

Standards, platforms & customers

Defense standards

MIL-DTL-85025BMIL-STD-3001S1000DNISPOM

Platforms & programmes

P-8A PoseidonMQ-25 StingrayMQ-4C TritonF-35E-2D Advanced HawkeyeMH-60R/SE-6B MercuryKC-130J HerculesMQ-8C Fire ScoutF/A-18F-22P-3C Orion

Named customers

U.S. NavyNaval Air Systems Command (NAVAIR)Operational Test and Evaluation Force (OPTEVFOR)Air Test and Evaluation Squadron ONE (VX-1)Naval Sea Systems CommandSpace and Naval Warfare Systems CommandNaval Supply Systems CommandMilitary Sealift CommandNaval Facilities Engineering CommandStrategic Systems ProgramsUnited States Marine CorpsU.S. Naval Test Pilot SchoolRoyal Air ForceRoyal Norwegian Air ForceRoyal New Zealand Air ForceRoyal Canadian Air ForceRoyal Australian Air ForceGerman NavyRepublic of Korea

Other defense companies in United States

View all