C++ Software Engineer
Listed on 2026-10-18
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Software Development
Software Engineer
Passionate about developing software and modeling complex phenomena?
Enjoy collaborating with internal and external partners to understand their needs and help solve their problems?
As a Software Engineer, you will...- Develop and enhance C++ modeling and simulation capabilities representing radar, tracking, engagement, and related mission-system behaviors
- Deliver software tools that enable analysts use to assess military utility, system requirements, and capability tradeoffs for air dominance and strike systems
- Collaborate with a well rounded team of engineers and analysts to build, adapt, and integrate software for applications, infrastructure, and user interfaces
- Participate in defining requirements, designing, developing, testing, integrating, delivering, and maintaining M&S tools
- Possess a Bachelor’s degree in computer science, computer engineering, or a related field.
- Have a demonstrated record of developing robust, maintainable software using modern C++ 17 or newer
- Can communicate effectively with end-users about technical issues and new software capabilities.
- Are willing, able and passionate about learning new concepts and growing your personal skill set.
- Are able to obtain the associated required Special Access Program (SAP) level access.
- Are able to obtain an Interim Secret security clearance and can ultimately obtain a Secret level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.
- Have a Master’s degree or PhD in a related technical field.
- Are proficient using Git, CMake, and Conan
- Have experience with Dev Sec Ops , especially using Git Lab or Docker
- Have experience using Google Test (GTest) for unit and regression testing code.
- Have experience with AFSIM’s simulation framework and developing plugins for it
- Have experience working with Tracking and Filtering, Data Fusion, RF, or Electronic Warfare
- Are familiar with Java, Python, or MATLAB
- Have experience using AI-enabled software development tools or workflows to support activities such as implementation, testing, debugging, code review, or documentation
The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates.
At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance.
- robust education assistance program
- unparalleled retirement contributions
- healthy work/life balance
All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law.
APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to…
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