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Defense Software Engineer Jobs (NOW HIRING)

Omni Federal

Senior Software Engineer

Springfield, VA · On-site

$180K - $202K/yr

Senior Software Engineer Location: Springfield, VA Security Clearance: Active TS/SCI (or SCI ... Originating from the Department of Defense's software factory ecosystem, Omni focuses on Command ...

Lynx

Senior Embedded Software Engineer

Denver, CO · On-site

$125 - $150/hr

Senior Embedded Software Engineer Compensation: $120,000 - $160,000 + Bonus Eligible Security ... S. military, defense primes, and commercial space partners. We specialize in the development ...

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Defense Software Engineer information

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$147.5K

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How much do defense software engineer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for defense software engineer in the United States is $147,524.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,000.00 and $173,000.00 per year, depending on experience, location, and employer.

What is a defense software engineer?

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 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 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.

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Cities with the most Defense Software Engineer job openings:

What states have the most Defense Software Engineer jobs?

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Defense Software Engineer jobs near you
Infographic showing various Defense Software Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 88% Full Time, 7% Part Time, and 3% Contract. Highlights an 85% Physical, 3% Hybrid, and 12% Remote job distribution, with an average salary of $147,524 per year, or $70.9 per hour.

Senior Software Engineer (C++ / VxWorks - Defense Domain) ( Full-Time ) Dahlgren, VA - DK

Dahlgren, VA • On-site

Central Business Solutions, Inc
See more jobs at Central Business Solutions, Incexternal

$125 - $150/hr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 7 days ago

Job description

Senior Software Engineer (C++ / VxWorks - Defense Domain) ( Full-Time ) Dahlgren, VA - DK
Key Responsibilities:

  • Design, develop, integrate, and test safety-critical software for missile and weapon systems.

  • Develop software solutions supporting Aegis Weapon Systems and related test platforms.

  • Write robust, efficient, and maintainable software using C++.

  • Develop and support applications running on VxWorks real-time operating systems.

  • Perform hardware and software integration activities for missile simulators and test equipment.

  • Collaborate with multidisciplinary engineering teams to ensure compliance with defense and safety requirements.

  • Participate in software verification, validation, testing, and troubleshooting activities.

  • Support system-level integration and operational testing efforts.

  • Maintain technical documentation and software development artifacts.


Required Qualifications
Education

  • Bachelor's Degree in Computer Science, Electrical Engineering, Computer Engineering, or a related technical discipline.


Technical Skills:

  • Strong hands-on software development experience using C++.

  • Experience developing software on VxWorks RTOS environments.

  • Knowledge of real-time embedded software development principles.

  • Experience working with SMP (Symmetric Multi-Processing) and multi-core architectures.

  • Experience with software integration and testing in complex hardware environments.


Security Requirements:

  • Active DoD Secret Security Clearance (Mandatory).

  • Ability to maintain security clearance throughout employment.


Preferred Qualifications:

  • Experience supporting Aegis Ballistic Missile Defense (BMD) programs.

  • Experience supporting Anti-Air Warfare (AAW) systems.

  • Familiarity with missile flight test programs.

  • Knowledge of Standard Missile initialization messages and telemetry formats.

  • Experience with missile simulators and weapon system test equipment.

  • Previous experience within Defense, Aerospace, Naval, or Missile Systems programs.


Desired Skills:

  • Strong analytical and problem-solving abilities.

  • Excellent communication and collaboration skills.

  • Ability to work independently and within highly technical engineering teams.

  • Experience working in safety-critical software development environments.

  • Understanding of software lifecycle processes and defense industry standards.

  • Competitive base salary based on experience.

  • Comprehensive Medical, Dental, and Vision Insurance.

  • 401(k) with employer match.

  • Paid Time Off (PTO).


Ideal Candidate:

The ideal candidate is an experienced defense software engineer with deep expertise in C++, VxWorks, and real-time embedded systems who has worked within classified defense environments and possesses an active DoD Secret Clearance. Candidates with direct Aegis, missile systems, or weapon system integration experience will be highly preferred.


Key Responsibilities:

  • Design, develop, integrate, and test safety-critical software for missile and weapon systems.

  • Develop software solutions supporting Aegis Weapon Systems and related test platforms.

  • Write robust, efficient, and maintainable software using C++.

  • Develop and support applications running on VxWorks real-time operating systems.

  • Perform hardware and software integration activities for missile simulators and test equipment.

  • Collaborate with multidisciplinary engineering teams to ensure compliance with defense and safety requirements.

  • Participate in software verification, validation, testing, and troubleshooting activities.

  • Support system-level integration and operational testing efforts.

  • Maintain technical documentation and software development artifacts.


Required Qualifications
Education

  • Bachelor's Degree in Computer Science, Electrical Engineering, Computer Engineering, or a related technical discipline.


Technical Skills:

  • Strong hands-on software development experience using C++.

  • Experience developing software on VxWorks RTOS environments.

  • Knowledge of real-time embedded software development principles.

  • Experience working with SMP (Symmetric Multi-Processing) and multi-core architectures.

  • Experience with software integration and testing in complex hardware environments.


Security Requirements:

  • Active DoD Secret Security Clearance (Mandatory).

  • Ability to maintain security clearance throughout employment.

  • U.S. Citizenship required.


Preferred Qualifications:

  • Experience supporting Aegis Ballistic Missile Defense (BMD) programs.

  • Experience supporting Anti-Air Warfare (AAW) systems.

  • Familiarity with missile flight test programs.

  • Knowledge of Standard Missile initialization messages and telemetry formats.
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