Government & Public Sector Jobs in Fairfax, VA (Now Hiring) — 223 open — Page 8

Data Engineer

Fairfax, Virginia, United States · Hybrid

$110k–$165k/yr

Senior

Everforth ECS is seeking a Data Engineer to work in a hybrid remote/onsite capacity, with minimum of 3 business days onsite with the potential for up to 5 days onsite primarily at our Springfield, VA customer SCIF site, …

Skills: Python, Pyspark, SQL, Data Pipeline Development, Data Analysis

Infrastructure & Capital Projects – Senior Construction Project Manager, ANS

Fairfax, Virginia, United States · On-site

Senior+$6M raised

You’ve Never Been Satisfied with "Good Enough." You want to make an impact, not just manage projects, but change how the world gets built. At Accenture Infrastructure & Capital Projects, you’ll do exactly that. You’ll he…

Skills: Construction Project Management, Engineering, Architecture, Regulatory Compliance, Budget Management

Senior Information Security Analyst

Fairfax, Virginia, United States · Hybrid

$105k–$115k/yr

Senior

All hired employees are expected to have experience with Microsoft Copilot and / or an approved equivalent AI solution. DSA is hiring a Senior Information Security Analyst. This is a full-time position supporting a custo…

Skills: Risk Management Framework, NIST 800-53, Governance Risk and Compliance, Data Analysis, Security Authorization

Cyber Security Systems Engineer III

Chantilly, Virginia, United States · On-site

$220k–$225k/yr

Senior+$321M raised

We are seeking a highly skilled and experienced Principal Information System Security Engineer to join our team. The successful candidate will bring extensive knowledge and hands-on experience in cybersecurity engineerin…

Skills: Cybersecurity Engineering, Risk Management Frameworks, Secure Software Development Lifecycle, Accreditation Management, Risk Assessments

CACI

Data Scientist - AI/mL Specialist

Fairfax, Virginia, United States · On-site

$94k–$198k/yr

Senior

Job Title: Data Scientist - AI/mL Specialist Job Category: Science Time Type: Full time Minimum Clearance Required to Start: Public Trust Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Co…

Skills: AI/ML System Design, Python, TensorFlow, PyTorch, Scikit-learn

CACI

Full Stack Developer

Fairfax, Virginia, United States · On-site

$94k–$198k/yr

Senior

Job Title: Full Stack Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Public Trust Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental…

Skills: Full Stack Development, Python, JavaScript, TypeScript, React

Data Scientist - AI/mL Specialist

Fairfax, Virginia, United States · On-site

$94k–$198k/yr

Senior$1.5B raised

Job Title: Data Scientist - AI/mL Specialist Job Category: Science Time Type: Full time Minimum Clearance Required to Start: Public Trust Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Co…

Skills: Python, TensorFlow, PyTorch, Scikit-learn, Pandas

Full Stack Developer

Fairfax, Virginia, United States · On-site

$94k–$198k/yr

Senior$1.5B raised

Job Title: Full Stack Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Public Trust Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental…

Skills: Full Stack Development, Python, JavaScript, TypeScript, React

Water/Wastewater Project Manager - Process Mechanical

Fairfax, Virginia, United States · On-site

$130k–$167k/yr

Senior+

Job Description Dewberry is seeking an experienced Project Manager to manage and execute water and wastewater facility projects for public utility clients. This is an opportunity for a highly motivated individual to join…

Skills: Project Management, Process Mechanical Design, Water Treatment, Wastewater Treatment, Client Management

Water/Wastewater Project Manager - Utility Management

Fairfax, Virginia, United States · On-site

$130k–$167k/yr

Senior+

Job Description Dewberry is seeking an experienced Project Manager to manage and execute modeling and master planning projects for public utility clients. This is an opportunity for a highly motivated individual to join …

Skills: Project Management, Water Distribution System Modeling, Sewer Collection System Modeling, Hydraulic Transient Analysis, Water/Wastewater Master Planning

Water/Wastewater Project Manager - Linear Infrastructure

Fairfax, Virginia, United States · On-site

$130k–$167k/yr

Senior+

Job Description Dewberry is seeking an experienced Project Manager to manage and execute wastewater treatment projects for public utility clients. This is an opportunity for a highly motivated individual to join a team o…

Skills: Project Management, Wastewater Treatment Design, Client Management, Business Development, Proposal Preparation

Senior Roadway/Transportation Engineer

Fairfax, Virginia, United States · On-site

$118k–$151k/yr

Senior+

Job Description Dewberry is currently seeking a Senior Transportation/Roadway Project Engineer in our growing Fairfax or Richmond, VA offices. The successful candidate will work on all phases of Transportation Projects f…

Skills: Roadway Design, Transportation Engineering, AutoCAD, Microstation, Drainage Systems

Healthcare Consultant Manager

Fairfax, Virginia, United States · On-site

$95k–$120k/yr

Senior+

Position Summary Prometheus Federal Services (PFS) is a trusted partner to federal health agencies. We are exploring the addition of an experienced Healthcare Consultant Manager to support our clients in the Department o…

Skills: Project Management, Stakeholder Engagement, Business Case Writing, Healthcare Transformation, Current-State Analysis

Mechanical Engineer

Fairfax, Virginia, United States · On-site

$73k–$149k/yr

Senior$1.5B raised

Job Title: Mechanical Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Oppo…

Skills: Mechanical Design, CAD Software, SolidWorks, Pro/ENGINEER, AutoCAD

VDOT Construction Inspector Trainee

Fairfax, Virginia, United States · On-site

$62k–$75k/yr

Mid level

Job Description Dewberry is currently seeking VDOT Construction Inspector to work on highway, bridge and utility projects in the Northern Virginia area. The Construction Inspector function is to monitor the work of contr…

Skills: Civil Construction Inspection, Roadway Plan Interpretation, Bridge Plan Interpretation, Contract Specification Analysis, Materials Testing

Background Investigator (FT Employee) - Fairfax, VA

Fairfax, Virginia, United States · Hybrid

Mid level

Responsibilities Peraton is seeking to fill a critical role for a full-time background investigator near Fairfax, VA. Applicants must reside within 50 miles of the city center of Fairfax. What you’ll do: The Investigator…

Skills: Background Investigations, Interviewing, Report Writing, Record Searching, Case Management

CACI

Mechanical Engineer

Fairfax, Virginia, United States · On-site

$73k–$149k/yr

Senior

Job Title: Mechanical Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Oppo…

Skills: Mechanical Design, CAD Software, SolidWorks, Pro/ENGINEER, AutoCAD

Project Manager

Fairfax, Virginia, United States · Remote OK

Senior

Everforth ECS is seeking a Remote Project Manager who lives in close proximity to the National Capital Region (NCR) to join a premier, enterprise-scale cybersecurity program supporting a major federal civilian agency. Pl…

Skills: Project Management, Agile Methodologies, Cybersecurity, ITIL Foundation, AWS GovCloud

Network Engineer

Fairfax, Virginia, United States · On-site

Senior+

Senior Network Engineer (CONUS) Location: Washington, DC, San Antonio, TX, or Honolulu, HI Security Clearance: Active SECRET Clearance Required (or ability to obtain prior to start) Employment Type: Full-Time Travel: Occ…

Skills: Enterprise Routing, Enterprise Switching, LAN/WLAN/WAN Architecture, Network Security Engineering, Cisco Networking

Subcontracts Administrator

Fairfax, Virginia, United States · On-site

$64k–$111k/yr

Senior$700M raised

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of v…

Skills: Subcontract Administration, Procurement, Cost and Price Analysis, Contract Negotiation, FAR

Frequently asked questions

How much do Government & Public Sector jobs in Fairfax, VA pay?

Based on 171 listings with disclosed salaries, most government & public sector jobs in Fairfax, VA pay between $85k–$191k per year. Individual offers vary with seniority, company size, and specialization.

How many Government & Public Sector jobs are open in Fairfax, VA right now?

There are currently 223 open government & public sector positions in Fairfax, VA listed on Clera. New openings are added daily as companies post roles.

Which companies are hiring for Government & Public Sector roles in Fairfax, VA?

Companies currently hiring include ECS Tech Inc, CACI International Inc, Prometheus Federal Services (PFS), Mission Technologies, a division of HII, SOSi, among others. Browse the listings above to see every active employer.

Are there remote or hybrid Government & Public Sector jobs in Fairfax, VA?

Yes — 94 of the 223 open government & public sector positions offer remote or hybrid work (43 remote, 51 hybrid).

How do I apply for Government & Public Sector jobs in Fairfax, VA?

Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.