{"id":3247004,"url":"https://alion.io/job/johns-hopkins-university-applied-physics-laboratory-sensorweapons-command-control-modeling-and-simulation-software-engineer","title":"Sensor/Weapons Command & Control Modeling and Simulation Software Engineer","company":{"id":448741,"name":"Johns Hopkins University Applied Physics Laboratory","domain":"jhuapl.edu","url":"https://alion.io/company/jhuapl","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Jibe","truth_index":{"grade":"B","score":75,"open_postings":88,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":30,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Laurel, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":121000,"max_usd":225000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":3667},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"JavaScript","optional":false},{"name":"Linux","optional":false},{"name":"MySQL","optional":false},{"name":"Podman","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"Verification & Validation","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-10-22T12:56:00Z","employer_posted_date":"2026-10-25","last_verified_at":"2026-11-02T07:52:38Z","board_verified":true,"closed_at":null,"days_open":10,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":10},"description":"DescriptionAre you interested in tackling the challenges in defending our nation against cruise, ballistic, and hypersonic missile threats?\nDo you want to help ensure that our nation’s afloat and ashore forces can effectively command and control defensive systems to counter these threats?\nAre you passionate about designing, developing, and deploying software solutions to meet these national security challenges?\nIf so, we're looking for someone like you to join our team at APL!\nWe are a team of 40+ engineers and scientists who perform innovative research, modeling, analysis, testing, and prototype development in the cruise/ballistic/hypersonic missile defense and electronic warfare domains. We focus on ensuring command and control resiliency in these domains, where our nation’s afloat and ashore forces face degraded, hostile, and uncertain conditions. We are seeking talented team members to build and deploy modeling & simulation software systems and analysis tool suites that help solve problems in these areas, ultimately improving the capabilities of our nation's developmental and deployed defensive systems.\nAs a Software Engineer for Sensor/Weapon Command & Control …\nYour primary responsibility will be working as part small teams to design, develop, improve, test, and maintain software which supports missile defense and electronic warfare missions.\nYou will work with a data-type agnostic analysis tool suite for missile defense applications, and will refactor, improve, and maintain the codebase as well as create and maintain analysis products based on users’ needs and feedback.\nYou will work with modeling and simulation frameworks for electronic warfare applications, and will improve these frameworks through refactoring, improving, and maintaining the codebase as well as adding new capabilities-algorithms, interfaces, data sources, and visualizations.\nYou will collaborate with government and industry partners to define software architecture, interface requirements, performance metrics, and verification and validation testing.\nQualifications\nYou meet our minimum qualifications for the job if you...\nHave a Bachelor’s degree in Software Engineering, Computer Science, or other related technical field (Aerospace/Mechanical/Computer/Electrical Engineering, Physics, Applied Mathematics, or similar).\nHave 5+ years of professional experience in software development.\nAre proficient in framework development, and plotting and visualizing data in Python\nAre proficient in Web-based User Interface development using Typescript and React, with familiarity with HTML5 and Javascript\nAre proficient using Git/GitLab for version control, and can develop software in both Windows and Linux environments.\nHave experience with software containerization (e.g., Docker, Podman) and/or relational database management (e.g., PostgreSQL, MySQL).\nCan effectively communicate ideas and results, with excellent interpersonal skills.\nAre willing and able to occasionally support test events and occasionally travel to field sites.\nAre able to obtain a Secret level security clearance by your start date and can ultimately obtain a TS/SCI 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.\nYou'll go above and beyond our minimum requirements if you...\nHave a Master’s degree or PhD in Software Engineering, Computer Science, or other related technical field (Aerospace/Mechanical/Computer/Electrical Engineering, Physics, Applied Mathematics, or similar).\nHave experience with development, security, and operations (DevSecOps) processes, to include continuous integration / continuous development (CI/CD) pipelines, security scanning, and/or image hardening.\nHave professional experience in missile defense, electronic warfare, or similar national security domain.\nHave domain knowledge of Navy surface combatant systems, to include radars, communications systems, electronic warfare systems, and/or combat systems.\nHold an active Top Secret or TS/SCI clearance.\nAbout Us\nWhy Work at APL?\nThe 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.\nAt 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 https://www.jhuapl.edu/careers.\nAll 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 .\nThe 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.\nMinimum Rate\n$100,000 Annually\nMaximum Rate\n$245,000 Annually\nAre you interested in tackling the challenges in defending our nation against cruise, ballistic, and hypersonic missile threats?\nDo you want to help ensure that our nation’s afloat and ashore forces can effectively command and control defensive systems to counter these threats?\nAre you passionate about designing, developing, and deploying software solutions to meet these national security challenges?\nIf so, we're looking for someone like you to join our team at APL!\nWe are a team of 40+ engineers and scientists who perform innovative research, modeling, analysis, testing, and prototype development in the cruise/ballistic/hypersonic missile defense and electronic warfare domains. We focus on ensuring command and control resiliency in these domains, where our nation’s afloat and ashore forces face degraded, hostile, and uncertain conditions. We are seeking talented team members to build and deploy modeling & simulation software systems and analysis tool suites that help solve problems in these areas, ultimately improving the capabilities of our nation's developmental and deployed defensive systems.\nAs a Software Engineer for Sensor/Weapon Command & Control …\nYour primary responsibility will be working as part small teams to design, develop, improve, test, and maintain software which supports missile defense and electronic warfare missions.\nYou will work with a data-type agnostic analysis tool suite for missile defense applications, and will refactor, improve, and maintain the codebase as well as create and maintain analysis products based on users’ needs and feedback.\nYou will work with modeling and simulation frameworks for electronic warfare applications, and will improve these frameworks through refactoring, improving, and maintaining the codebase as well as adding new capabilities-algorithms, interfaces, data sources, and visualizations.\nYou will collaborate with government and industry partners to define software architecture, interface requirements, performance metrics, and verification and validation testing.\nYou meet our minimum qualifications for the job if you...\nHave a Bachelor’s degree in Software Engineering, Computer Science, or other related technical field (Aerospace/Mechanical/Computer/Electrical Engineering, Physics, Applied Mathematics, or similar).\nHave 5+ years of professional experience in software development.\nAre proficient in framework development, and plotting and visualizing data in Python\nAre proficient in Web-based User Interface development using Typescript and React, with familiarity with HTML5 and Javascript\nAre proficient using Git/GitLab for version control, and can develop software in both Windows and Linux environments.\nHave experience with software containerization (e.g., Docker, Podman) and/or relational database management (e.g., PostgreSQL, MySQL).\nCan effectively communicate ideas and results, with excellent interpersonal skills.\nAre willing and able to occasionally support test events and occasionally travel to field sites.\nAre able to obtain a Secret level security clearance by your start date and can ultimately obtain a TS/SCI 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.\nYou'll go above and beyond our minimum requirements if you...\nHave a Master’s degree or PhD in Software Engineering, Computer Science, or other related technical field (Aerospace/Mechanical/Computer/Electrical Engineering, Physics, Applied Mathematics, or similar).\nHave experience with development, security, and operations (DevSecOps) processes, to include continuous integration / continuous development (CI/CD) pipelines, security scanning, and/or image hardening.\nHave professional experience in missile defense, electronic warfare, or similar national security domain.\nHave domain knowledge of Navy surface combatant systems, to include radars, communications systems, electronic warfare systems, and/or combat systems.\nHold an active Top Secret or TS/SCI 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