Senior Software Engineer

Description Are you a software engineer that wants to have an impact on nationally important defense programs? Do you love participating in dynamic software development, prototyping, and transition efforts that regularly provide our warfighters new capabilities? Do you love working with a group of dedicated technical specialists in a collaborative teaming environment, where innovation is encouraged and supported? If so, we're looking for someone like you to join our team at APL. In A5C, we develop and deploy advanced planning capabilities and solutions directly into the hands of the warfighter, empowering them to design and execute dominant defenses for maximum performance across multiple simultaneous multiple missions, multiple services, and multiple command echelon planning levels and domains. We are seeking an engineer specializing in software and has a passion for prototyping to work on our highly‑motivated team. You will contribute to the development of one or more large codebases that are evolving to leverage modern software techniques to support a wide variety of challenges. This is a unique opportunity to dive deep into both software engineering and mission planning while using your skills to design, develop, and test physics‑based models for military planning tools associated with Air & Missile Defense (AMD). Responsibilities Participate in the development of military planning tools including models and simulations written primarily in Python and C++. Work includes object‑oriented design, algorithm design, algorithm implementation from design specifications, code refactoring, software testing, and associated documentation. Conduct research, studies, and analysis to provide supporting data and associated recommendations for DoD decision makers. Develop and deliver formal technical presentations to sponsors and the engineering community. Effectively communicate proposed concepts/solutions and analysis results. Produce documentation to capture concept definitions, requirements, analysis results, and technical recommendations. Qualifications Possess a BS in Computer Science, Computer Engineering, Software Engineering, or other related engineering fields. Have 5+ years of experience working with Python, C++, or other similar programming languages. Have experience implementing software from requirements. Are skilled in rapidly implementing novel solutions and evaluating their efficacy. Desire to be part of team with a wide‑ranging assembly of scientists and engineers to solve new engineering challenges. Have experience leading projects. Have excellent critical‑thinking skills. Demonstrate strong organizational abilities. Demonstrate excellent written, oral, and social skills when collaborating with team members, sponsors, and users. Are willing to meet and interact with military warfighters to discover their needs and desires. Have the willingness to travel up to 5% of the time as needed. Are able to obtain an Interim Secret level security clearance by your start date 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. You’ll go above and beyond our minimum requirements if you… Possess an advanced degree or equivalent experience in Computer Science, Computer Engineering, Software Engineering, or other related engineering fields. Have at least 7 years experience in software development. Have demonstrated knowledge of software profiling and optimization, testing, and static and dynamic code analysis. Have experience with containerization, orchestration, and cloud deployments. Have experience working with software development pipelines. Have demonstrated passion for applying new tools and methodologies to existing challenges. Demonstrate the ability to work in a fast‑paced environment while crafting high quality software. Have experience interacting with and understanding end‑user needs to support solution development. Possess a working knowledge of some U.S. military organization and systems for the U.S. Navy, Army, Air Force, or Space Force. Already possess at least a Final Secret security clearance. Minimum Rate $105,000 Annually Maximum Rate $290,000 Annually Benefits 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. APL’s campus is located in the Baltimore‑Washington metro area. Learn more about our career opportunities at 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 participate in any part of the hiring process, please contact View email address on click.appcast.io. The referenced pay range is based on JHU APL’s good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign‑on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short‑term disability, long‑term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis. #J-18808-Ljbffr