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Defense Software Engineer Jobs in Virginia (NOW HIRING)

Software Engineer Location: Herndon, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply ... Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space ...

Bachelor's Degree (STEM) * 7+ years of experience working on DOD or missile defense software programs * Works Independently, as a team member, or leading teams/tasks * Ability to apply engineering ...

Senior Software Engineer Location: Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to ... Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space ...

Software Engineer Location: Chantilly, VA *Clearance: Active TS/SCI w/ Polygraph needed to apply ... Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space ...

Software Engineer Location: Herndon, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply ... Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space ...

Overview VTG is seeking a Software Engineer to support our Defense customer in Reston, VA . Our Software Engineers are at the forefront of defense technology, crafting high-impact, cutting-edge ...

Overview VTG is seeking a Software Engineer to support our Defense customer in Reston, VA . Our Software Engineers are at the forefront of defense technology, crafting high-impact, cutting-edge ...

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges ... Software Engineer - Senior Location: Hybrid - Arlington Va Required Certification(s): Agile Scrum ...

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Defense Software Engineer information

What is a Defense Software Engineer job?

A Defense Software Engineer develops, tests, and maintains software for military and defense applications. They work on secure, mission-critical systems such as weapons control, cybersecurity, and communication networks. Their role requires proficiency in programming languages, security protocols, and compliance with defense standards. Due to the nature of the industry, security clearances and adherence to classified information policies are often required.

What are the key skills and qualifications needed to thrive in the Defense Software Engineer position, and why are they important?

To thrive as a Defense Software Engineer, you need expertise in software development, a strong grasp of cybersecurity principles, and familiarity with defense industry standards, typically demonstrated by a degree in computer science, engineering, or a related field. Experience with programming languages such as C++, Java, or Python, knowledge of real-time operating systems, and certifications like Security+ or CISSP are often required. Attention to detail, problem-solving abilities, and the capacity to work collaboratively in multidisciplinary teams are valuable soft skills. These competencies ensure that complex, secure, and mission-critical software solutions are effectively developed and maintained to meet stringent defense requirements.

What types of projects and technologies do Defense Software Engineers typically work on?

Defense Software Engineers often work on projects involving the development and maintenance of software for military systems, such as radar, communications, simulation, or weapons control platforms. They frequently use technologies like embedded systems, secure coding practices, and specialized hardware interfaces. Project work can range from upgrading legacy systems to designing cutting-edge capabilities, often requiring adherence to rigorous security and compliance protocols. Collaboration with systems engineers, hardware teams, and government stakeholders is typical, offering a dynamic and mission-driven work environment. This exposure helps engineers build specialized expertise while contributing directly to national security initiatives.
What job categories do people searching Defense Software Engineer jobs in Virginia look for? The top searched job categories for Defense Software Engineer jobs in Virginia are:
What cities in Virginia are hiring for Defense Software Engineer jobs? Cities in Virginia with the most Defense Software Engineer job openings:
Infographic showing various Defense Software Engineer job openings in Virginia as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Software Engineer TS/SCI Full Scope Poly

Omni Federal

Chantilly, VA • On-site

Full-time

Posted 10 days ago


Job description

Job Description

Job Title: Software Engineer

Location: Chantilly, VA

Security Clearance: TS/SCI, Full Scope Polygraph


We question. We listen. We adapt.

Be honest. Be pragmatic.


OMNI, founded in 2017 and headquartered in Washington, DC, is a highly specialized software solutions provider with a robust presence in key locations across the United States, including Boston, MA, Colorado Springs, CO, San Antonio, TX, and St. Louis, MO. Born out of the Department of Defense's software factory ecosystem, Omni has rapidly distinguished itself by delivering both mission-critical and enterprise solutions that enhance the technological capabilities of the federal government. With a focus on areas such as Command and Control, Cybersecurity, Space, Geospatial, and Modeling Simulation, Omni leverages cutting-edge commercial technology tailored to government objectives, improving mission performance and delivering transformative outcomes for the Department of Defense (DoD), Intelligence Community (IC), and their end-users. The company's innovative approach is backed by its Omni Labs and SBIR Innovation centers, where they develop advanced platforms and tools in data mesh, secure connectivity, and intelligent automation.


Why Omni?

  • Environment of Autonomy

  • Innovative Commercial Approach

  • People over process


We are seeking a passionate Software Engineer focused to support our backend development team focused on middleware and backend services for our Intelligence Community customer. Candidates must be passionate, energized, and excited to work on modern architectures and solve challenging problems for our clients.


Requirements:

  • Active TS/SCI, Full Scope Polygraph

  • Demonstrated experience utilizing big data technologies such as SPARC or PYSPARC.

  • Demonstrated experience utilizing indexing technologies such as SOLR or ELASTIC Search.

  • Demonstrated experience performing data quality analysis.

  • Demonstrated experience with Regular Expressions (RegEx).

  • Demonstrated experience programming using languages such as Java, JavaScript, Bash, and Python.

  • Demonstrated experience working with several AWS services.

  • Demonstrated experience in Java development

  • Demonstrated experience with JIRA and GITHUB.

  • Demonstrated experience with Spring Boot and RESTful APIs

  • Demonstrated experience with Linux operating systems such as CENTOS.

  • Demonstrating experience designing, developing, and deploying middleware and/or backend code to a production system


Nice to Have:

  • Masters in Computer Science or relevant technical degree


Our team is always hungry for more – more knowledge, more problem solving, more growth, more innovation, and, ultimately, customer success. This hunger and hustle fuel our determination to excel in everything we do. It’s not just about meeting established goals; it’s about exceeding them. We take immense pride in applying our expertise in cutting-edge technologies and our ability to adapt to emerging trends directly to the users in the field, as our nation’s protectors deserve nothing less.


Omni Federal is an equal opportunity and affirmative action employer. Omni Federal is committed to administering all employment and personnel actions on the basis of merit and free of discrimination based on race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, or status as an individual with a disability. Consistent with this commitment, we are dedicated to the employment and advancement of qualified minorities, women, individuals with disabilities, protected veterans, persons of all ethnic backgrounds and religions according to their abilities.

, About Omni Federal

Omni Federal, founded in 2017 and headquartered in Washington, DC, is a highly specialized software solutions provider with a robust presence in key locations across the United States, including Boston, MA, Colorado Springs, CO, San Antonio, TX, and St. Louis, MO. Born out of the Department of Defense's software factory ecosystem, Omni has rapidly distinguished itself by delivering both mission-critical and enterprise solutions that enhance the technological capabilities of the federal government. With a focus on areas such as Command and Control, Cybersecurity, Space, Geospatial, and Modeling Simulation, Omni leverages cutting-edge commercial technology tailored to government objectives, improving mission performance and delivering transformative outcomes for the Department of Defense (DoD), Intelligence Community (IC), and their end-users. The company's innovative approach is backed by its Omni Labs and SBIR Innovation centers, where they develop advanced platforms and tools in data mesh, secure connectivity, and intelligent automation.