Public engineering firm directory

Find engineering consulting firms by capability and location.

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Model Based Systems Engineering47Systems Engineering14Digital Engineering7Cybersecurity5Modeling & Simulation5

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47 results

Showing 1-24 of 47

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ATCSI LLC

Chesapeake, VA

ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.

Website1 office2 projects4 leadersFounded 2012Updated Jun 2026

Project: Naval Air Traffic Management Program Support

Service: Air Traffic Control Systems IntegrationService: Air Traffic Control Procedure and Policy DevelopmentService: Air Traffic Control SimulationIndustry: DefenseIndustry: AviationType: Aerospace Engineering+19 more
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AVIAN

Lexington Park, MD

We empower our people to do good and help others with simple solutions.

Website8 offices3 leaders1 credentialsUpdated Jun 2026

Service detail: Test & Evaluation

Service: Test & EvaluationService: Test Program ManagementService: UAS Test FlightIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+16 more
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Alexey Research & Consulting LLC

Senior systems engineering for defense training and avionics modernization.

Website4 projects1 leaders3 credentialsSize Estimate: 1 employeesUpdated Jun 2026

Project: RSAF BASIC Wings Course Support

Service: Requirements EngineeringService: DOORS and Cameo Baseline DevelopmentService: Requirements Decomposition and AllocationIndustry: DefenseIndustry: AerospaceType: Defense Engineering+26 more
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Altatech Engineering Technologies

Sioux Falls, SD

Advanced Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Model-Based Systems Engineering

Service: Model-Based Systems EngineeringService: Requirements integrationService: Design and verification modelingIndustry: DefenseIndustry: FederalType: Defense Engineering+22 more
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Applied Science & Technologies, Inc.

Inman, SC

Partnership built on proof. Not promises.

WebsitePhone1 office2 projectsUpdated Jun 2026

Project: METEOR Technology Transfer and Business Development

Service: Joint C2 and Tactical Data LinksService: Command-and-Control Architecture DesignService: Tactical Data Link IntegrationIndustry: DefenseIndustry: FederalType: Defense Engineering+44 more
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Attollo, LLC

New Bern, NC

Technically Proficient & Operationally Relevant

WebsitePhone2 offices3 leadersUpdated Jun 2026

Service detail: Engineering Services

Service: Engineering ServicesService: Model-Based Systems EngineeringService: Rapid PrototypingIndustry: DefenseIndustry: FederalType: Defense Engineering+20 more
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Bill Austin & Associates

Columbus, IN

Information engineering and mission engineering consulting

WebsitePhone1 office1 leadersFounded 1996Updated Jun 2026

Service detail: Information Engineering

Service: Information EngineeringService: Process and Requirements ManagementService: Systems Engineering ToolsIndustry: FederalIndustry: DefenseType: Defense Engineering+12 more
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Brandes Associates, Inc.

Lone Tree, CO

Breadth. Agility. Innovation.

WebsitePhone2 officesFounded 1990Updated Jun 2026

Service detail: Agile Software Development

Service: Agile Software DevelopmentService: Agile Release Train IntegrationService: Microservices Architecture & OrchestrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+27 more
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Brett LLC

Bristow, VA

Information Technology Consulting

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Systems and Software Engineering

Service: Systems and Software EngineeringService: Net-Centric Data InteroperabilityService: Systems Engineering and ValidationIndustry: FederalIndustry: DefenseType: Software Engineering+27 more
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CREAN Inc.

Austin, TX

Redefining performance for the next era of aerospace and manufacturing.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Systems Engineering, Integration & Test (SEIT)

Service: Systems Engineering, Integration & Test (SEIT)Service: System Concept of Operations (ConOps) DevelopmentService: System Architecture, Subsystem Decomposition, & InterfacesIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+62 more
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Celtrics Engineering

Exeter, NH

From Concept to Creation

WebsitePhone2 officesUpdated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical ServicesService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+18 more
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Centil LLC

Boulder, CO

Engineering Rapid Change

WebsitePhone1 office4 projects48 leadersFounded 2017Size Estimate: 50-99 employees

Project: Agile Software Factory Integration

Service: Software and DevOps EngineeringService: Government Software Factory DevelopmentService: DevSecOps and CI/CD Product DevelopmentIndustry: SpaceIndustry: DefenseType: Aerospace Engineering+34 more
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Collinear Group

Renton, WA

Functional Solutions. Exceptional Results.

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Digital Engineering

Service: Digital EngineeringService: Model Based Systems EngineeringService: Custom Cloud Native Application DevelopmentIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+7 more
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Craig Technologies

Merritt Island, FL

Because It's All About The Mission(R)

Website1 office2 projects8 leaders3 credentialsFounded 1999Size Estimate: 100-499 employees

Project: Scalable Homeland Innovative Enterprise Layered Defense (SHIELD) Contract

Service: Design EngineeringService: Multidisciplinary EngineeringService: Systems Engineering and IntegrationIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+31 more
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Dynamic Solutions Associates Inc

Independence, OH

Digital Engineering Consultancy

WebsitePhone1 officeUpdated Jun 2026

Service detail: Core Product Data Management

Service: Core Product Data ManagementService: Program ManagementService: Part ManagementIndustry: ManufacturingType: Simulation Engineering+16 more
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Enola Technologies Llc

Outfox the Competition

WebsiteUpdated Jun 2026

Service detail: Model-Based Systems Engineering

Service: Model-Based Systems EngineeringService: Digital Engineering and TransformationService: AI-Augmented Systems EngineeringIndustry: AerospaceIndustry: DefenseType: Simulation Engineering+8 more
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Fennec Defense, LLC

Engineering the future of defense systems

WebsiteUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Requirements Development and AnalysisService: System Integration and TestingIndustry: DefenseIndustry: FederalType: Defense Engineering+28 more
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G2 Software Systems, Inc.

Empowering People, Advancing Missions

Website5 projectsFounded 1989Updated Jun 2026

Project: NIWC Pacific Network Management Reference Information Laboratory Engineering Services & Support

Service: AI, Data and Mission SoftwareService: Artificial Intelligence and Machine LearningService: User Interface and User ExperienceIndustry: DefenseIndustry: FederalType: Defense Engineering+8 more
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GS Engineering, Inc.

Houghton, MI

Engineering with Purpose.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Testing & Validation

Service: Design EngineeringService: Analysis & SimulationService: Product DevelopmentIndustry: DefenseIndustry: AviationType: Defense Engineering+10 more
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Global Max LLC

Valley Forge, PA

The Peak of Innovation

Website1 officeUpdated Jun 2026

Service detail: Satellite and Ground Enterprise Support

Service: Satellite and Ground Enterprise SupportService: Architecture DefinitionService: Hardware ExpertiseIndustry: DefenseIndustry: Intelligence & National SecurityType: Aerospace Engineering+24 more
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HTii (Holmes-Tucker International, Inc.)

Lexington Park, MD

Proven Data Solutions

WebsitePhone1 officeFounded 1989Updated Jun 2026

Service detail: Information Systems Development

Service: Information Systems DevelopmentService: Requirements ManagementService: Model-Based Systems EngineeringIndustry: DefenseIndustry: FederalType: Software Engineering+9 more
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Hummingbird Aero LLC

Irvine, CA

Safety-critical flight control and vehicle systems engineering for aerospace and defense

WebsitePhone1 office4 projects1 leadersUpdated Jun 2026

Project: eVTOL Flight Control System Design and Development

Service: Aircraft Actuation SystemsService: Electro-Mechanical ActuationService: Electro-Hydrostatic ActuationIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+19 more
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IW Laboratories Inc.

Port Hueneme, CA

People Powering Technology

WebsitePhone1 office2 projectsUpdated Jun 2026

Project: Systems Engineering and Digital Transformation for NSWC PHD (Contract D9109-S16)

Service: Systems EngineeringService: Test and EvaluationService: Automatic Test Equipment (ATE) SolutionsIndustry: DefenseIndustry: FederalType: Defense Engineering+26 more
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Innovative People and Technology Corporation

California, MD

Common sense solutions

Website1 office2 projects1 leadersUpdated Jun 2026

Project: NAWCAD WOLF CI&IDS Division Support

Service: Systems Engineering and MBSEService: Model-Based Systems EngineeringService: ATC&LS Engineering Activity SupportIndustry: DefenseIndustry: AviationType: Defense Engineering+18 more
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