Mace Group is a global construction, consulting, and programme delivery company supporting major infrastructure, real estate, defence, transportation, and public-sector projects. In 2026, Mace Consult and Mace Group became separate independent businesses, with Mace Group continuing through Mace Construct and related construction operations.
🔎 Core Service Areas
Programme & Project Management
Delivery support for large-scale infrastructure, construction, and capital development programmes.
Construction & Delivery
Construction management, project execution, and complex build support across commercial, public, and infrastructure sectors.
Cost & Commercial Management
Budget control, cost planning, contract management, and commercial advisory support.
Defence & National Security Infrastructure
Support for secure, complex infrastructure projects tied to defence, government, and national-security environments.
Mace operates across the UK, Europe, the Middle East, Asia Pacific, and the Americas, supporting major public and private-sector programmes in construction, infrastructure, defence, transportation, and urban development.
🌐 Global Reach
Average Salary: ~$65,000–$150,000+ per year, depending on role, location, seniority, and project type.
Crisis Response Company, LLC (CRC) is a Texas-based Service-Disabled Veteran-Owned Small Business providing risk management, professional advisory services, contingency logistics, specialized military training, construction management, and global security support to U.S. government and commercial clients. The company supports complex and high-risk operations for clients, including the Department of Defense, Department of State, SOCOM, and international partners.
🔎 Core Service Areas
Professional Advisory Services
Subject matter expert support, defense training, aviation, logistics, communications, special operations, engineering, and senior advisory services.
Contingency Logistics
Global movement, procurement, reception, staging, onward movement, integration, and support for remote and international operations.
Specialized Military Training
Curriculum development, platform instruction, tactical training, and mission-focused training support for military and government customers.
Construction Management
Remote camps, semi-permanent structures, hangars, dining facilities, repairs, and rapid construction support for government and commercial clients.
Global Security
Security assessments, investigations, due diligence, physical security, risk mitigation, and support for operations in austere environments.
🌐 Global Reach
CRC is headquartered in Southlake, Texas, and has supported projects across the United States, Latin America, Europe, Africa, the Middle East, and the Indo-Pacific. The company reports operational experience in 41 countries worldwide.
💵 Average Salary: ~$70,000–$140,000+ per year, depending on role, location, clearance level, deployment status, and contract type.
CB&I is a global energy infrastructure company focused on storage and asset-management solutions for industrial, energy, water, wastewater, LNG, hydrogen, and terminal projects. The company designs, builds, maintains, and supports tanks, terminals, storage facilities, and related infrastructure, with a long history in complex field-erected storage systems and major international industrial projects.
🔎 Core Service Areas
Storage Solutions
Design, engineering, construction, and maintenance of tanks, terminals, LNG storage, hydrogen storage, water tanks, and industrial storage systems.
Asset Solutions
Operations, maintenance, wells, decommissioning, integrity support, and lifecycle services for industrial and energy assets.
Engineering & Construction
Project execution, field construction, fabrication, commissioning, and technical delivery for large-scale infrastructure projects.
Energy & Industrial Infrastructure
Support for LNG, hydrogen, petrochemical, water, wastewater, and bulk-liquid storage markets.
🌐 Global Reach
CB&I operates globally, supporting projects across the United States, Canada, the Middle East, Africa, Australia, Asia, and other international markets. Its career locations include the United States, Canada, Mozambique, and the United Arab Emirates.
💵 Average Salary: ~$65,000–$140,000+ per year, depending on role, trade, engineering discipline, project location, and contract type.
Kay and Associates, Inc. is a defense and aviation services contractor headquartered in Buffalo Grove, Illinois, providing aircraft maintenance, logistics, engineering, technical support, program management, and contractor field services for U.S. and international government customers. The company has long supported military aviation programs, including maintenance, modification, supply, quality assurance, and technical services for fixed-wing and rotary-wing aircraft.
🔎 Core Service Areas
Aircraft Maintenance & Modification
Organizational, intermediate, and depot-level maintenance, repair, inspection, modification, and sustainment support for military aircraft.
Logistics & Supply Support
Material management, inventory control, procurement support, parts tracking, warehousing, and aviation supply-chain services.
Engineering & Technical Services
Technical documentation, quality assurance, reliability support, configuration management, and engineering assistance for aviation programs.
Program & Field Support
Contract management, site operations, maintenance planning, staffing, and deployed field-support services for government aviation missions.
🌐 Global Reach
Kay and Associates supports U.S. military and allied aviation programs in domestic and overseas locations, with past and current work tied to aircraft maintenance, logistics, and technical support for defense customers worldwide.
💵 Average Salary: ~$55,000–$115,000+ per year, depending on role, aircraft platform, location, clearance level, and contract type.
Kellogg, Brown, and Root (KBR, Inc.) is a U.S. engineering, technology, and defense contractor that provides mission support, logistics, base operations, engineering, and technical services to governments and commercial clients worldwide. Their work spans defense support, aerospace and NASA programs, energy infrastructure, intelligence systems, and international engineering projects.
KBR is widely known in the contractor community for:
- LOGCAP / base operations support
- Overseas logistics and life-support services
- Engineering and construction
- Defense technology and mission support
- NASA and space program support
Average Salary: ~$80,000–$150,000+ per year, depending on role, location, clearance level, and contract type.
Insitu Inc., a wholly owned subsidiary of Boeing, designs, develops, manufactures, and operates high-performance uncrewed aircraft systems for defense, government, and commercial customers. Headquartered in Bingen, Washington, the company is best known for unmanned aviation platforms such as ScanEagle, Integrator, and RQ-21A, along with payloads, software, mission systems, training, and lifecycle support for ISR and autonomous operations.
🔎 Core Service Areas
Uncrewed Aircraft Systems
Design, production, deployment, and operation of unmanned aircraft platforms for intelligence, surveillance, reconnaissance, and mission support.
Payloads & Sensors
Electro-optical, infrared, wide-area motion imagery, targeting, and sensor payloads for airborne ISR missions.
Software & Ground Control
Ground control systems, mission software, media management, data exploitation tools, and autonomous systems integration.
Training & Lifecycle Support
Operator training, maintenance support, field operations, customer support, and sustainment services for deployed UAS programs.
🌐 Global Reach
Insitu is headquartered in Bingen, Washington, with operations and offices in Oregon, Australia, the United Kingdom, and the United Arab Emirates. The company supports defense and government customers worldwide through unmanned aviation, ISR, and autonomous mission systems.
💵 Average Salary: ~$70,000–$130,000+ per year, depending on role, aircraft platform, clearance level, location, and contract type.
Salient CRGT is now part of GovCIO after GovernmentCIO completed its acquisition of Salient CRGT in 2021. The company supports federal, defense, national security, health, civilian, and international customers with IT modernization, cybersecurity, data services, digital transformation, cloud, infrastructure, training, logistics, and mission-support services.
🔎 Core Service Areas
IT Modernization
Cloud, infrastructure, enterprise systems, network operations, and legacy system modernization.
Cybersecurity
Cyber defense, security engineering, vulnerability management, compliance, and protection of mission-critical federal systems.
Data & Digital Services
Data analytics, agile software development, digital transformation, application modernization, and user-focused government IT services.
Management & Mission Services
Program management, training, logistics, operational support, and mission services for federal and defense customers.
🌐 Global Reach
GovCIO supports federal agencies, defense customers, veterans programs, health agencies, and national security missions across the United States and internationally. The company lists 65 locations worldwide and has supported work tied to overseas environments including Qatar, Jordan, and Saudi Arabia.
Average Salary: ~$75,000–$150,000+ per year, depending on role, clearance level, location, and contract type.
Maytag Aircraft Corporation is a U.S. Government services contractor headquartered in Colorado Springs, Colorado, providing aircraft refueling, fuel systems maintenance, air terminal services, ground handling, base operations support, and related operations and maintenance services. Founded in 1950, the company supports U.S. Government operations worldwide, including the Department of Defense, Defense Logistics Agency, Air Mobility Command, State Department, U.S. Embassy, and allied government mission environments.
🔎 Core Service Areas
Aircraft Refueling & Fuel Services
Aircraft refueling, fuel handling, fuel systems maintenance, storage, distribution, and aviation fuel operations.
Air Terminal & Ground Handling
Passenger, cargo, transient aircraft, airfield, and ground handling support for military and government aviation missions.
Base Operations Support
Operations and maintenance services supporting military installations, government facilities, and mission-support locations.
Weather Observation & Forecasting
Weather observation, reporting, and aviation-related forecasting support for operational environments.
Government Contract Support
Contract staffing, site operations, quality control, safety compliance, and program support for U.S. Government and allied mission requirements.
🌐 Global Reach
Maytag Aircraft has supported contracts across the United States, Middle East, Europe, Mediterranean region, Central and South America, Japan, Okinawa, Korea, Greece, Guam, Kuwait, Morocco, Turkey, Israel, Italy, Germany, the United Kingdom, Cuba, and Qatar.
💵 Average Salary: ~$50,000–$105,000+ per year, depending on role, location, deployment status, clearance requirements, and contract type.
Tribalco is a global systems integrator based in Bethesda, Maryland, supporting U.S. government, defense, civilian, and commercial customers. The company provides IT services, critical communications, rescue and safety solutions, C5ISR support, and advanced engineering services for mission-critical environments.
🔎 Core Service Areas
Information Technology Services
Engineering and professional services that support IT modernization, operations, infrastructure, and secure mission systems.
Critical Communications Solutions
Advanced communications systems, tactical networks, wireless solutions, and secure connectivity for government and defense users.
Rescue & Safety Solutions
Equipment, training, and support for safety, rescue, recovery, and personnel protection missions.
Advanced Engineering Projects
Prototype transition, mission-ready technology integration, C5ISR support, deployed power, and specialized engineering services.
🌐 Global Reach
Tribalco supports customers across the United States and in overseas mission environments, including South Korea, the Middle East, and Africa. Its customer base includes the Army, Air Force, Navy, Marine Corps, DISA, DSCA, AFRICOM, CENTCOM, EUCOM, INDOPACOM, SOCOM, SOUTHCOM, the Department of State, DHS, DOJ, DOE, HHS, and other federal agencies.
Average Salary: ~$80,000–$150,000+ per year, depending on role, clearance level, location, and contract type.
Michael Baker International is a Pittsburgh-based engineering, consulting, planning, architecture, environmental, construction, program management, and technology services firm supporting infrastructure, transportation, aviation, water, rail, transit, federal, industrial, resilience, and GovTech customers. For more than 85 years, the company has supported complex infrastructure projects across the United States and beyond, including specialized federal and overseas construction work.
🔎 Core Service Areas
Infrastructure Engineering
Design and civil engineering support for bridges, highways, roads, tunnels, airports, rail, transit, water systems, and public infrastructure.
Integrated Design & Advisory
Architecture, planning, environmental services, construction management, program management, and advisory support for public and private clients.
Federal Programs & Services
Engineering, consulting, technology, resilience, and mission-support services for federal, defense, civil, and public-sector customers.
GovTech & Digital Solutions
Technology services, public safety software, data tools, digital transformation, and government-focused technology solutions.
🌐 Global Reach
Michael Baker International is headquartered in Pittsburgh, Pennsylvania, with more than 120 offices across the United States and project experience supporting clients nationwide and internationally.
💵 Average Salary: ~$75,000–$150,000+ per year, depending on role, location, clearance level, discipline, and contract type.
Kratos Defense & Security Solutions develops technology, systems, and software for defense, national security, and commercial customers. The company focuses on unmanned systems, space and satellite communications, cybersecurity, microwave electronics, missile defense, hypersonics, training systems, combat systems, and next-generation propulsion.
Core Service Areas
🚁 Unmanned Systems
Development and support of tactical unmanned aircraft, target drones, and related mission systems.
🛰️ Space & Satellite Communications
Ground systems, satellite communications, resilient networks, and space-domain support.
🚀 Missile, Rocket & Hypersonic Systems
Rocket motors, propulsion, hypersonic payload integration, and advanced test capabilities.
🛡️ Cybersecurity, C5ISR & Training Systems
Cyber, command-and-control, simulation, training, and mission-support technologies.
Global Reach
Kratos is headquartered in San Diego, California, with offices and operating locations across the United States and internationally, focused on unmanned systems, space, defense technology, and allied national security programs.
Average Salary: ~$90,000–$170,000+ per year, depending on role, location, clearance level, and contract type.
Bravura Information Technology Systems, Inc. is a Woman-Owned small business based in Aberdeen, Maryland, providing engineering, IT, cybersecurity, logistics, training, and persistent surveillance support to DoD, intelligence, foreign-allied, federal, and commercial customers. The company supports mission-critical systems across the engineering and IT lifecycle, with specialized experience in aerostat operations, enterprise IT, cyber defense, systems engineering, and program logistics.
🔎 Core Service Areas
Persistent Surveillance
Aerostat operations, force protection, emergency communications, aerial surveillance, sustainment, and field-service support.
Enterprise IT Support
Network systems, database administration, systems administration, help desk, software development, application support, and IT asset management.
Cybersecurity
Cyber defense, vulnerability management, penetration testing, patching, cybersecurity controls, and information assurance support.
Systems Engineering
Design, development, integration, fabrication, configuration, testing, and evaluation of mission systems and components.
Program Logistics & Training
Procurement, tracking, maintenance, warehousing, transportation, secure supply chain management, program management, and instructor/training support.
🌐 Global Reach
Bravura supports U.S. defense, intelligence, federal, foreign-allied, and commercial customers, with work connected to Aberdeen Proving Ground, Dahlgren, Fort Eisenhower, Fort Riley, Fort Bliss, Fort Bragg, Fort Carson, Philadelphia, and other mission-support locations.
Average Salary: ~$75,000–$140,000+ per year, depending on role, clearance level, location, and contract type.
PKL Services, Inc. is a Poway, California-based aerospace services company founded in 2003 that provides aircraft maintenance, training, logistics, and program management support to U.S. military, foreign military, and government customers. The company supports fixed-wing and rotary-wing aviation programs, maintenance operations, supply support, training delivery, and contract staffing in CONUS and OCONUS environments.
🔎 Core Service Areas
Aircraft Maintenance
Maintenance, inspection, repair, modification, and sustainment support for military aircraft and aviation systems.
Training & Instruction
Technical training, maintenance instruction, curriculum support, and foreign military training programs.
Logistics & Supply Support
Supply chain management, parts control, maintenance planning, inventory support, and aviation logistics.
Program Management
Contract operations, staffing, quality management, site leadership, and customer support for aerospace and defense programs.
🌐 Global Reach
PKL Services supports aerospace and defense missions across the United States and internationally, with experience tied to military aviation programs, foreign military customers, and deployed environments including Iraq and Afghanistan.
Average Salary: ~$55,000–$115,000+ per year, depending on role, aircraft platform, location, clearance level, and contract type.
International Business & Technical Consultants, Inc. (IBTCI) provides technical and advisory services to U.S. government agencies, international donors, and partner governments. Their focus is on planning, managing, evaluating, and strengthening large-scale programs — often in complex or high-risk environments.
🔎 Core Service Areas
- 📊 Monitoring, Evaluation, Research & Learning (MERL)
Program assessments, impact evaluations, performance monitoring, and data analysis. - 🏛️ Institutional Support & Advisory Services
Operational support, program management, policy analysis, and organizational improvement. - 🎓 Capacity Building & Training
Strengthening systems, processes, and workforce capability within partner institutions. - 🚚 Supply Chain & Procurement Support
Improving procurement systems, logistics operations, compliance, and risk management. - 🗣️ Strategic Communications & Knowledge Management
Reporting, stakeholder engagement, and structured information sharing.
🌐 Global Reach
IBTCI has implemented projects in more than 100 countries, frequently supporting U.S. federal agencies and international development programs across governance, stabilization, economic growth, and humanitarian sectors.
Bottom line: IBTCI is a government-focused consulting firm that improves performance, accountability, and impact in public-sector and development programs worldwide.
Maginot Support Services, also known as MS2USA, is a Service-Disabled Veteran-Owned Small Business headquartered in the Dallas-Fort Worth Metroplex. The company supports U.S. government and defense-related operations with base operations, munitions, logistics, operations and maintenance, information technology, contingency support, procurement, and turn-key program management.
🔎 Core Service Areas
Base Operations Support
Facility support, installation services, operations support, and mission sustainment for government and defense customers.
Munitions & Weapons Support
Munitions operations, weapons repair, ammunition accountability, inspection, maintenance, and related technical support.
Logistics & Supply Operations
Supply chain support, inventory control, procurement, asset tracking, and deployment-related logistics.
Operations & Maintenance
Vehicle maintenance, airfield equipment support, electrical systems, facilities maintenance, and technical field services.
Information Technology & Program Management
IT support, contract operations, workforce management, and full-cycle program management.
🌐 Global Reach
MS2USA supports CONUS and OCONUS operations, with stated capability to provide mission-critical support in more than 150 countries. Its overseas work includes locations tied to U.S. government and defense support missions, including the Middle East, Europe, and other contingency environments.
💵 Average Salary: ~$40,000–$90,000+ per year, depending on role, clearance level, location, and contract type.
Markon Solutions is a Falls Church, Virginia-based federal government professional services firm supporting national security customers with full-spectrum cyber, digital transformation, critical intelligence solutions, program management, and mission-focused consulting. The company supports intelligence, defense, civilian, and federal clients with cleared professionals, technology-enabled services, cyber operations, systems modernization, infrastructure alignment, and mission-support expertise.
🔎 Core Service Areas
Full-Spectrum Cyber
Cyber exercises, defensive mission support, operations training, threat intelligence, and security support for critical systems.
Digital Transformation
Enterprise modernization, cloud, data, automation, DevSecOps, architecture, and secure software delivery.
Critical Intelligence Solutions
Operational leadership, process engineering, infrastructure alignment, software optimization, and mission support for national security customers.
Program & Professional Services
Program management, advisory support, consulting, workforce support, and delivery services for federal missions.
🌐 Global Reach
Markon supports national security and federal missions from its headquarters in Falls Church, Virginia, with a cleared workforce supporting intelligence, defense, civilian, and mission-critical government programs.
💵 Average Salary: ~$85,000–$170,000+ per year, depending on role, clearance level, location, technical specialization, and contract type.
Momentum Aviation Group MAG Aerospace, formerly connected to Momentum Aviation Group, is a Fairfax, Virginia-based aerospace and defense contractor providing intelligence, surveillance and reconnaissance, aviation, engineering, training, cyber, C5ISR, and mission-support services. The company supports U.S. government, defense, law enforcement, and allied customers with manned and unmanned aviation operations, special mission aircraft, systems integration, and deployed technical support.
🔎 Core Service Areas
ISR & Aviation Support
Manned and unmanned aircraft operations, aerial surveillance, special mission aviation, and ISR mission support.
Engineering & Technology Integration
Systems engineering, aircraft integration, communications systems, and advanced technology support for mission platforms.
Cyber, C5ISR & Mission Systems
Cyber operations, command-and-control, sensors, surveillance systems, communications, and data-driven mission solutions.
Training & Operational Support
Flight operations, technical training, instructor support, maintenance coordination, and deployed mission staffing.
🌐 Global Reach
MAG Aerospace is headquartered in Fairfax, Virginia, with U.S. locations in New Jersey, Florida, Virginia, Georgia, Maryland, North Carolina, and international locations including Colombia, Saudi Arabia, Australia, and New Zealand.
💵 Average Salary: ~$75,000–$150,000+ per year, depending on role, aircraft platform, clearance level, location, and contract type.