O & S Services
Engineering Consulting and Electrical Engineering.
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Find the right engineering partner.
Explore capabilities, project experience, and office locations to build your shortlist.
Explore capabilities, project experience, and office locations to build your shortlist.
Engineering Consulting and Electrical Engineering.
Systems Engineering and Program Management.
Engineering and IT Solutions for Government and Private Sector Industries
Herndon, VA
Systems Engineering and Communications and Network Engineering.
San Diego, CA
Change The World Around You
Ashburn, VA
Always Capable and Relevant by Design
Arroyo Grande, CA
Exploring Other Planets, Improving Our Own
Denver, CO
Engineering with Passion
Acquisition Support and Defense Acquisition Assistance.
Ridgecrest, CA
Systems Engineering and Cybersecurity.
Where Momentum is Fundamental
Systems engineering, analysis, simulation, integration and test
Newport News, VA
Mission-Driven Engineering
Achieving the Highest Standards
Wichita, KS
Cloud Services and Cybersecurity.
Empowering organizations through technology
Annapolis Junction, MD
Systems and digital engineering for defense satellite missions
Innovative Engineering Solutions & Project Management
Albuquerque, NM
Innovation, Experience, Commitment, Integrity
Annapolis Junction, MD
Forging New Frontiers
Navy Ship Repair and Modernization and SUBSAFE Submarine Modernization and Repair.
San Diego, CA+4
Specialists in Space-Based Remote Sensor Technology & Systems
Fort Wayne, IN
Software and Hardware in the Loop (S/HWIL) Testing and Systems Engineering.
Grant, AL
Meeting the Growing Need for Quality Engineering Services in Industrial and Government Markets
Galena, MD