IT & Technology jobs in Fairfax

359 live it & tech vacancies in Fairfax, all open right now.

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Software Developer (Senior)

SOSi Fairfax

Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics.

Salary not stated Contract 1 month ago

Software Developer (Expert)

SOSi Fairfax

We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Salary not stated Contract 1 month ago

Software Architect (SME)

SOSi Fairfax

We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Salary not stated Contract 1 month ago

Lead Software Engineer

Appian Corporation Fairfax

Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality.

$150,000 - $300,000 a year Permanent 1 month ago

Senior Platform Engineer (FedD239)

Defense Unicorns Fairfax

Senior Platform Engineer AI Engineering | Forward Deployed Engineering Role Description Defense Unicorns is seeking a senior AI Agentic Engineer to embed with a government team and its technology partners building an emerging AI-powered…

$148,750 - $201,250 a year Permanent 1 month ago

Senior Data Engineer (FedD238)

Defense Unicorns Fairfax

Role Description Defense Unicorns is seeking a senior Data Engineer to embed with a government team and its technology partners building an emerging AI-powered engineering ecosystem.

$148,750 - $201,250 a year Permanent 1 month ago

Mid-Level DevSecOps Engineer

GRVTY Fairfax

What Impact You'll Have GRVTY is seeking a Mid-level DevSecOps Engineer with a TS/SCI to join one of our top projects in Herndon, VA, to support the development, integration, and cybersecurity compliance of intelligence capabilities in…

$150,000 - $250,000 a year Permanent 1 month ago

Technical Lead/Platform Solutions Architect (FedD236)

Defense Unicorns Fairfax

Technical Lead / Platform Solution Architect Mission Value: Serve as the technical authority across a complex, multi-vendor AI and software platform, helping the government team make sound architecture decisions, resolve cross-platform…

$148,750 - $201,250 a year Permanent 1 month ago

Forward Deployed Data Engineer – TS/SCI (Full Scope Poly)

Twenty Fairfax

Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They’ve learned—correctly—that those attacks rarely produce consequences.

$192,000 - $281,000 a year Permanent 1 month ago

Senior Test Engineer

Dark Wolf Solutions Fairfax

Dark Wolf is looking for a Senior Test Engineer to plan, develop, and execute end-to-end testing for embedded systems, edge devices, and network system products.

$155,000 - $170,000 a year Permanent 1 month ago

Data Scientist - Senior

GRVTY Fairfax

What Impact You'll Have We are seeking a Senior Data Scientist to support mission-driven analytic and modernization efforts across the Intelligence Community.

$120,000 - $160,000 a year Permanent 1 month ago

ETL Software Engineer

Anavation Fairfax

Be Challenged and Make a Difference In a world of technology, people make the difference. We believe if we invest in great people, then great things will happen.

Salary not stated Permanent 1 month ago

Threat Cybersecurity Engineer

Exiger Fairfax

Its centralized 1EXIGER.AI platform allows organizations to manage their entire operating network, from parts to suppliers, regulators, and customers, through an autonomous agentic workforce that learns, adapts, and augments with every…

Salary not stated Permanent 1 month ago

Senior Data Scientist

GRVTY Fairfax

What Impact You'll Have We are seeking a Senior Data Scientist to support mission-driven analytic and modernization efforts across the Intelligence Community.

$125,000 - $150,000 a year Permanent 1 month ago

Software Developer (Senior)

SOSi Fairfax

Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics.

Salary not stated Contract 1 month ago

AI/ML Engineer, Senior

GRVTY Fairfax

What Impact You'll Have GRVTY is looking for a Senior AI/ML Engineer to support the design, development, and operational deployment of machine learning capabilities applied to sensor data in direct support of national security missions.

Salary not stated Permanent 1 month ago