- Construction (26)
- Defense & Private Military (77)
- Humanitarian Relief (6)
- Maritime Security (1)
- Offshore Oil & Gas (5)
- U.S. Embassies and Consulates (0)
MAG Aerospace (formerly Momentum Aviation Group)
MAG Aerospace (formerly Momentum Aviation Group) supports government and allied customers with aviation, intelligence and mission technology services.
MAG Aerospace is widely known in the contractor community for:
- Manned and unmanned ISR operations
- Aircraft and C5ISR systems integration
- Training, maintenance and deployed mission support
Average Salary: Varies by role, location, experience and contract.
IDS International
IDS International provides training, security and expeditionary services for government and international customers. Its field teams support complex missions in conflict zones and austere environments, combining operational expertise with realistic cyber and information warfare training.
IDS is widely known in the contractor community for:
- Military training and exercise support
- Infrastructure protection and cleared security
- Expeditionary logistics and facilities support
- Cyber and information warfare training
Average Salary: Varies by role, location, experience and contract.
Valiant Integrated Services
Valiant Integrated Services provides training, readiness and mission support for government customers worldwide. Its services include military simulation, language support, intelligence analysis and logistics.
Valiant is widely known in the contractor community for:
- Training, simulation and readiness
- Linguist and critical mission support
- Intelligence and analysis
- Logistics and contingency operations
Average Salary: Varies by role, location, experience and contract.
Olgoonik Corporation
Olgoonik Corporation is an Alaska Native-owned family of government and commercial contracting companies. Its teams support federal and international projects through construction, professional and technical services, logistics, environmental engineering and electrical work. Olgoonik Global Security provides physical, technical and cyber security services.
Olgoonik is widely known in the contractor community for:
- Federal and international construction
- Security and technical services
- Logistics and operations support
- Environmental engineering and electrical services
Average Salary: Varies by role, location, experience and contract.
GardaWorld Federal Services
GardaWorld Federal Services provides security, medical and response logistics services to government and commercial clients in the United States and overseas. Its teams support operations in complex environments through protective services, specialized training and mission support.
GardaWorld Federal is widely known in the contractor community for:
- Protective security and risk management
- Specialized security training
- Medical and emergency response services
- Logistics and operational support
Average Salary: Varies by role, location, experience and contract.
Prosper Global (formerly Mercy Corps)
Prosper Global (formerly Mercy Corps) is a global humanitarian organization working with communities to respond to crises and build lasting opportunity. Its programs address emergency relief, food systems, livelihoods and climate resilience. The careers email handles recruitment verification enquiries.
Prosper Global is widely known in the contractor community for:
- Emergency response and humanitarian relief
- Food security and community livelihoods
- Climate resilience and energy access
- International development and local partnerships
Average Salary: Varies by role, location, experience and contract.
Crisis Response Company, LLC (CRC)
Crisis Response Company, LLC (CRC) provides advisory, logistics, training and security support for government and commercial operations in complex environments.
CRC is widely known in the contractor community for:
- Professional advisory and military training
- Contingency logistics and construction management
- Global security and risk management
Average Salary: Varies by role, location, experience and contract.
Mission Essential
Mission Essential is the operating company of Mission Group, providing intelligence, language, advisory and operational support for U.S. government and allied customers. Its globally deployed teams support national security missions and help customers operate in complex and demanding environments.
Mission Essential is widely known in the contractor community for:
- Intelligence analysis and mission support
- Linguist and cultural advisory services
- Advisory assistance and program management
- Technical and operational support worldwide
Average Salary: Varies by role, location, experience and contract.
SOS International LLC (SOSi)
SOS International LLC (SOSi) is an aerospace, defense and government services company delivering technology and mission support worldwide. Its teams support defense and intelligence customers with cyber capabilities, cloud and artificial intelligence solutions, intelligence analysis, language services and operational support.
SOSi is widely known in the contractor community for:
- Defense and intelligence mission support
- Cybersecurity, cloud and artificial intelligence
- Language and analytical services
- Global operations and logistics support
Average Salary: Varies by role, location, experience and contract.
V2X (formerly Vectrus)
V2X (formerly Vectrus) delivers mission support for government and commercial customers through operations, logistics, aerospace, training and technology. Formed by the 2022 merger of Vectrus and Vertex, it supports missions worldwide. The listed email is recruiter Ariona Enyeart’s public contact for Indianapolis engineering opportunities.
V2X is widely known in the contractor community for:
- Operations and logistics support
- Aerospace maintenance and sustainment
- Mission technology and engineering
- Training and readiness
Average Salary: Varies by role, location, experience and contract.
Lockheed Martin
Lockheed Martin is a global aerospace and defense company developing advanced aircraft, missile systems, helicopters, mission technologies and space systems. Its teams support military and government customers through research, engineering, manufacturing, systems integration and long-term sustainment.
Lockheed Martin is widely known in the contractor community for:
- Military aircraft and aerospace engineering
- Missile defense and mission systems
- Helicopters and rotary-wing technologies
- Space systems and technical sustainment
Average Salary: Varies by role, location, experience and contract.
Bering-Alaka’ina Holdings, LLC
BSNC introduces its acquisition of the Alaka‘ina companies (June 2026).
Bering-Alaka'ina Holdings, LLC is a Bering Straits Native Corporation holding company with government services firms formerly in the Alaka'ina family. Its companies support federal missions with technical, medical, base operations and professional services.
Bering-Alaka'ina is widely known in the contractor community for:
- Medical and biomedical defense support
- Information technology and telecommunications
- Base and range operations
- Engineering, professional and advisory services
Average Salary: Varies by role, location, experience and contract.
Akima
Akima is an Alaska Native-owned government services group with companies supporting federal customers worldwide. Its teams deliver technology, facility operations, logistics and mission services while contributing to the interests of its Iñupiat shareholders.
Akima is widely known in the contractor community for:
- Information technology and mission support
- Facilities, infrastructure and construction services
- Logistics, aviation and sustainment
- Protective services and training
Average Salary: Varies by role, location, experience and contract.
MANTECH
MANTECH provides advanced technology and mission support for U.S. defense, intelligence and federal civilian customers. Its teams support secure digital systems, cyber operations and complex engineering programs.
MANTECH is widely known in the contractor community for:
- Cybersecurity and cyber operations
- Data, artificial intelligence and digital transformation
- Intelligent engineering and systems integration
- Mission support and national security technology
Average Salary: Varies by role, location, experience and contract.
Bravura Information Technology Systems, Inc.
Bravura Information Technology Systems, Inc. provides engineering, information technology, cybersecurity, logistics and training support to defense, government and commercial customers. Its work includes persistent surveillance and mission-system operations.
Bravura is widely known in the contractor community for:
- Persistent and aerial surveillance support
- Systems engineering and integration
- Enterprise IT and cybersecurity
- Logistics, program management and training
Average Salary: Varies by role, location, experience and contract.
Leidos
Leidos provides science, engineering and technology services for government and commercial customers. Its teams support defense and intelligence missions, digital modernization, healthcare systems and civil infrastructure, combining technical expertise with operations and mission support.
Leidos is widely known in the contractor community for:
- Defense and intelligence mission support
- Cybersecurity and digital modernization
- Engineering, integration and advanced systems
- Healthcare and civil infrastructure technology
Average Salary: Varies by role, location, experience and contract.
Tetra Tech
Tetra Tech provides consulting, engineering and technical services for government and commercial customers. Its scientists, engineers and specialists support water, environmental, infrastructure and defense programs, combining technical expertise with digital tools to solve complex challenges worldwide.
Tetra Tech is widely known in the contractor community for:
- Water and environmental engineering
- Infrastructure design and construction management
- Defense services and federal technology support
- Disaster recovery and international development
Average Salary: Varies by role, location, experience and contract.
WSP (including former Parsons Brinckerhoff)
WSP (including former Parsons Brinckerhoff) provides engineering, environmental and advisory services for buildings, transport, energy and government infrastructure. Parsons Brinckerhoff joined WSP in 2014 and now operates under its brand. The listed email serves the UK early careers recruitment team.
WSP is widely known in the contractor community for:
- Transport and infrastructure engineering
- Building design and construction management
- Environmental and water consulting
- Energy and federal program support
Average Salary: Varies by role, location, experience and contract.
Culmen International
A demonstration of Culmen’s Centrifuge Analytics technology.
Culmen International provides technical, management and logistics support for government and international missions. Its teams support global security, intelligence, health and humanitarian programs, alongside research, analytics, technology development, training and language services.
Culmen is widely known in the contractor community for:
- Global security and intelligence support
- International procurement and logistics
- Research, analytics and technology solutions
- Health, humanitarian and language programs
Average Salary: Varies by role, location, experience and contract.
NVE, Inc.
NVE, Inc. provides facilities and base operations, construction security and program support for U.S. government customers. The woman-owned company supports the operation, maintenance and security of federal facilities in the United States and overseas.
NVE is widely known in the contractor community for:
- Facilities and base operations
- Building operations and maintenance
- Global construction security
- Government program support
Average Salary: Varies by role, location, experience and contract.
GovCIO (formerly Salient CRGT)
GovCIO (formerly Salient CRGT) supports federal agencies with IT modernization and mission services. Salient CRGT became part of GovCIO in 2021.
GovCIO is widely known in the contractor community for:
- Cloud, software and enterprise IT
- Cybersecurity and data analytics
- Federal mission support and program management
Average Salary: Varies by role, location, experience and contract.
Careers and current opportunities. Recruiting email supports applicants and career profile inquiries.
Berry Aviation
Berry Aviation company highlight for its 2022 growth award, before joining Bristow Group.
Berry Aviation provides specialized aviation services for government and commercial customers, including overseas mission support, cargo transport, aircraft maintenance and airport operations. It operates as part of Bristow Group. Employment applications go through the company’s online careers portal.
Berry Aviation is widely known in the contractor community for:
- Government and defense aviation missions
- Passenger, cargo and medical transport
- Aircraft and component maintenance
- Fixed-base and supply chain services
Average Salary: Varies by role, location, experience and contract.
Constellis
Constellis provides security, risk management and mission support services for government and commercial customers worldwide. Its teams protect people and infrastructure, deliver specialized training and investigations, and support emergency response operations in complex environments.
Constellis is widely known in the contractor community for:
- Protective security and risk management
- Security training and K9 services
- Investigations and background screening
- Emergency response and mission support
Average Salary: Varies by role, location, experience and contract.
Olive Group
Olive Group Desert Training Centre — archival company highlight (2012).
Olive Group is an active Constellis company providing security, risk management and operational support for government, NGO and commercial clients. Olive Group UK also delivers accredited security and medical training for personnel working in demanding environments.
Olive Group is widely known in the contractor community for:
- Protective security and high-threat operations
- Risk management and operational support
- Close protection and security training
- First responder and trauma-care training
Average Salary: Varies by role, location, experience and contract.
General Dynamics Ordnance and Tactical Systems
General Dynamics Ordnance and Tactical Systems designs and manufactures munitions, armaments, energetics, missile subsystems and aerospace components for the U.S. military and allied customers. It is a General Dynamics business. The listed email is the general information contact for its Canadian operations.
GD OTS is widely known in the contractor community for:
- Munitions and armament systems
- Energetics and missile subsystems
- Composite aerospace structures
- Defense manufacturing and engineering
Average Salary: Varies by role, location, experience and contract.
