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Defense Contractor Software Engineer Jobs in Huntsville, AL

Software Engineer

Huntsville, AL · On-site

$90K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Embedded Software Engineer C++ / RHEL | Missile Defense Full-Time with an Employee Owned and Best Places to Work Contractor Onsite in Huntsville, AL | Schedule: 9x80 We are hiring an Embedded ...

Software Engineer

Huntsville, AL · On-site

  • Dental

  • Vision

  • Retirement

  • PTO

Software Engineer OASYS, INC ., a Leading-Edge Government contractor in Huntsville Alabama, is ... The team has in-depth experience in Tactical Data Links (TDL), Ballistic Missile Defense System ...

Software Engineer

Huntsville, AL · On-site

  • Dental

  • Vision

  • Retirement

  • PTO

Software Engineer OASYS, INC ., a Leading-Edge Government contractor in Huntsville Alabama, is ... The team has in-depth experience in Tactical Data Links (TDL), Ballistic Missile Defense System ...

Software Engineer

Huntsville, AL · On-site

  • Dental

  • Vision

  • Retirement

  • PTO

Software EngineerOASYS, INC., a Leading-Edge Government contractor in Huntsville Alabama, is ... The team has in-depth experience in Tactical Data Links (TDL), Ballistic Missile Defense System ...

Software Engineer

Huntsville, AL · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... contractor furthering missions in space, public health and defense. As an Alaska Native owned ... We are currently seeking Software Engineers to join our team based in Huntsville, AL. Candidates ...

Software Engineer

Huntsville, AL

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Contracted Software Engineer will be responsible for: Refreshing software products (board support packages/software development kits). Building software products for Intel based processor boards.

Principal Software Engineer

Huntsville, AL · On-site

$128K - $172K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Principal Software Engineer Location : Onsite - Huntsville, AL Compensation : $160,000 - $200,000 ... S. military, defense primes, and commercial space partners. We specialize in the development ...

Principal Software Engineer

Huntsville, AL · On-site

$133K - $178K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Principal Software Engineer Location : Onsite - Huntsville, AL Compensation : $160,000 - $200,000 ... S. military, defense primes, and commercial space partners. We specialize in the development ...

Software Engineer

Huntsville, AL · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... contractor furthering missions in space, public health and defense. As an Alaska Native owned ... We are seeking highly motivated Software Engineers to support the continued development and ...

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Showing results 1-20

Defense Contractor Software Engineer information

See Huntsville, AL salary details

$62.6K

$145.4K

$202.5K

How much do defense contractor software engineer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for defense contractor software engineer in Huntsville, AL is $145,359.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,200.00 and $170,500.00 per year, depending on experience, location, and employer.

What is a defense contractor software engineer?

A Defense Contractor Software Engineer develops, tests, and maintains software systems for military and defense applications. They work for private companies that contract with government agencies, such as the Department of Defense, to create secure and reliable software solutions. Their work often involves embedded systems, cybersecurity, and compliance with strict government regulations. This role requires a security clearance, knowledge of specialized programming languages, and an understanding of defense industry standards.

What does a defense contractor software engineer do?

As a Defense Contractor Software Engineer, your daily responsibilities may include designing, coding, and testing software for defense systems, debugging complex issues, and ensuring products comply with security and regulatory standards. You'll often collaborate closely with systems engineers, hardware teams, and project managers to deliver integrated solutions. Depending on your project, you might also participate in technical reviews, support integration and testing activities, and maintain thorough documentation. Working within a multidisciplinary team, you will play a key role in delivering reliable and secure technology critical to national defense.

What skills and qualifications are needed to thrive as a defense contractor software engineer?

To excel as a Defense Contractor Software Engineer, you should possess strong programming skills in languages like C++, Java, or Python, a bachelor's degree in computer science or engineering, and eligibility for security clearance. Familiarity with tools and frameworks such as embedded systems, real-time operating systems (RTOS), and secure software development methodologies is often required, along with certifications like Security+ or CISSP. Outstanding problem-solving, attention to detail, and the ability to communicate effectively within multidisciplinary teams are valuable soft skills. These capabilities ensure project success, compliance with stringent regulations, and the ability to innovate in high-stakes, mission-critical environments.

What are the most commonly searched types of Defense Contractor Software Engineer jobs in Huntsville, AL?

The most popular types of Defense Contractor Software Engineer jobs in Huntsville, AL are:

What job categories do people searching Defense Contractor Software Engineer jobs in Huntsville, AL look for?

The top searched job categories for Defense Contractor Software Engineer jobs in Huntsville, AL are:

Infographic showing various Defense Contractor Software Engineer job openings in Huntsville, AL as of August 2026, with employment types broken down into 92% Full Time, 4% Part Time, and 4% Contract. Highlights an 87% In-person, 4% Hybrid, and 9% Remote job distribution, with an average salary of $145,359 per year, or $69.9 per hour.

Mid-Level Software Engineer

Invariant Corporation

Huntsville, AL

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 17 days ago


Job description

Mid-Level Software Engineer

26-070

Invariant Corporation is seeking a talented and motivated mid-level Software Engineer with 5-10 years of experience. The ideal candidate would work in a hands-on laboratory environment on a variety of technical projects related to the design and integration of numerous microcomputer systems, C-UAS (Counter-Unmanned Aircraft Systems) technologies, and software development.

Duties Include

  • Managing software development process in Azure DevOps
  • Plan and update sprints and work items
  • Create pipelines for continuous integration (CI) tasks such as static testing, unit testing, and code coverage
  • Create release pipelines for tagging and building releases

Requirements

Candidate must have a minimum of a bachelors degree in Computer Science/Engineering or related field with a minimum of 5-10 years experience in software design, development, and integration.

  • Minimum Active Secret Clearance is required
  • Excel in writing clean, robust, testable code in C++
  • Experienced in the design, debugging, and integration of various software and hardware systems
  • Experience with C++, Python, or other object-oriented programming languages
  • Experience with Agile software development process in a team environment
  • Demonstrated experience working with Counter-Unmanned Aircraft Systems (C-UAS), including familiarity with detect-track-identify-defeat (DTID) kill chain concepts and multi-sensor fusion architectures
  • Ability to translate operational user requirements into software design decisions within a C-UAS or broader ISR domain
  • Experience integrating EO/IR, radar, RF detection, or acoustic sensors into a common operating picture

Preferred Skills

  • Top Secret clearance is preferred
  • Experience in using Qt
  • Ability to work with in both windows and Linux, Unix operating systems
  • Familiarity with sensor data protocols common to C-UAS systems (e.g., CoT/ATAK, STANAG 4586, ASTERIX, or vendor-specific APIs)

Requires ability to

  • Some travel may be required depending on project requirements
  • Work well in a fast-paced and mission-driven environment with co-workers, management, and clients
  • Demonstrate innovation, quick learning, excellent communication skills, and adaptive thinking
  • Work independently with minimal supervision, make rational decisions, and exercise good judgment

Work Environment

  • Office, Lab, and field environment

This position is expected to be performed only in the state of Alabama. Subject to the provisions of Code of Alabama 40-18-370, the Company shall give good faith consideration to Alabama residents for employment at the Project.

All qualified applicants will be considered without regard to race, color, religion, sex, national origin, disability, or veteran status. Invariant is a drug-free workplace.

Company Description

Headquartered in Huntsville, Alabama, Invariant is a 100% employee owned, non-traditional defense contractor providing advanced engineering solutions to support national defense, homeland security, and law enforcement. We are ISO 9001 certified with secure facilities, labs, and high bay space performing advanced manufacturing, integration, assembly, and testing of mission critical systems. Join a team where innovation fuels impact. At Invariant, every voice contributes, and every employee-owner shares in the success of our mission to protect those who protect us. We’re home to engineers, developers, and specialists—web builders of mission-critical systems, united by purpose and driven by pride. As a 100% employee-owned company, your work doesn’t just power national defense—it helps power your future. Ready to take the next step in your career? Explore our current openings and discover how you can make a lasting impact while building ownership in everything you help create.