{"schemaVersion":"jobsearcher.job.v1","id":"13f5b8880be2bcd4d79786f6","url":"https://jobsearcher.com/jobs/13f5b8880be2bcd4d79786f6","canonicalUrl":"https://jobsearcher.com/jobs/13f5b8880be2bcd4d79786f6","title":"Frontend Software Engineer — Secure Mission Systems","description":"Frontend Software Engineer — Secure Mission Systems\nLocation: Mainly remote, with onsite work in Laurel, Maryland, typically one day approximately every six weeks for team-wide sprint planning\nClearance: Active final DoD Secret clearance required\nBuild Secure Software for High-Impact Defense Missions\nBuild secure, interactive software that helps users understand complex information, evaluate options, and support mission-planning decisions.\nAs a Frontend Software Engineer at Rackner, you will develop modern application features for secure mission-planning and decision-support software. You will build responsive user interfaces using React and TypeScript, support geospatial visualization using Cesium, and connect frontend components to services built with FastAPI and Flask.\nThis role gives you broader ownership than isolated interface tickets. You will contribute across application development, API integration, automated testing, secure software delivery, documentation, and technical reviews while working with experienced software, AI/ML, security, platform, and customer engineering teams.\nThis position is contingent upon contract award and final customer approval.\nWhat You'll Do\nDesign, develop, test, and integrate frontend software features.\nBuild responsive user interfaces using React and TypeScript.\nDevelop map-based and geospatial visualization features using Cesium.\nConnect frontend components to APIs and services built with FastAPI and Flask.\nTurn complex mission and technical information into clear, usable workflows.\nPresent application data and AI-enabled outputs in ways users can understand and use.\nWork within GitLab and OpenShift-based development environments.\nApply secure software-development practices throughout implementation and testing.\nWrite and maintain automated unit and integration tests.\nParticipate in code reviews, technical reviews, and design discussions.\nDocument application workflows, design decisions, interfaces, and test results.\nCollaborate with backend, AI/ML, security, platform, DevSecOps, and customer engineering teams.\nWhat You'll Bring\nBachelor's degree in Computer Science or a related field.\nAt least four years of professional software-development experience.\nHands-on experience building frontend applications with React and TypeScript.\nUsing Cesium or CesiumJS for map-based or geospatial application features.\nWorking with FastAPI and Flask in support of frontend-to-backend integration.\nExperience working with GitLab-based development workflows.\nDeveloping or deploying software in OpenShift environments.\nUnderstanding of secure software-development lifecycle practices.\nWriting and maintaining automated tests.\nAbility to write clear, maintainable, and testable code.\nClear technical documentation and communication skills.\nExperience That Can Strengthen Your Fit\nExperience with several of the following can improve alignment, but deep expertise in every area is not expected:\nCesium, CesiumJS, or another geospatial or mapping framework\nMap-based, spatial, or data-visualization applications\nOpenShift, Kubernetes, or another containerized environment\nGitLab and secure CI/CD workflows\nFastAPI, Flask, Python, or API development\nAutomated testing and vulnerability remediation\nDefense, aerospace, command-and-control, or mission-planning software\nFrontend integration of AI-assisted recommendations or decision-support capabilities\nWhy Rackner\nAt Rackner, you will have the opportunity to build secure technology that supports critical defense and public-sector missions.\nYou will work on more than isolated frontend requirements. This role brings together hands-on software development, interactive data experiences, secure delivery, API integration, and close collaboration across frontend, backend, AI/ML, security, platform, and mission-focused teams.\nRackner has delivered more than $30 million in recent federal awards and supports mission-critical work across defense, civilian, and public-sector environments. We are looking for a Frontend Software Engineer who can build on that momentum by making complex information easier to understand, navigate, and act on.\nBenefits & Professional Growth\nCompetitive compensation\nCompany-supported certifications aligned with current and future program work\n401(k) with 100% company match up to 6%\nMedical, dental, vision, life, and disability coverage\nPaid time off and company holidays\nRemote-work support and home-office equipment plan\nFitness and wellness reimbursement\nWeekly pay schedule\nProfessional-development and future growth opportunities\nApply\nIf you are a frontend engineer who wants to expand your impact across secure software, modern React and TypeScript development, data-rich interfaces, and mission-focused applications, we would like to hear from you.","company":"Rackner","rawCompany":"rackner","city":"Laurel","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-08-05T00:14:13.390Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Frontend Software Engineer — Secure Mission Systems","description":"Frontend Software Engineer — Secure Mission Systems\nLocation: Mainly remote, with onsite work in Laurel, Maryland, typically one day approximately every six weeks for team-wide sprint planning\nClearance: Active final DoD Secret clearance required\nBuild Secure Software for High-Impact Defense Missions\nBuild secure, interactive software that helps users understand complex information, evaluate options, and support mission-planning decisions.\nAs a Frontend Software Engineer at Rackner, you will develop modern application features for secure mission-planning and decision-support software. You will build responsive user interfaces using React and TypeScript, support geospatial visualization using Cesium, and connect frontend components to services built with FastAPI and Flask.\nThis role gives you broader ownership than isolated interface tickets. You will contribute across application development, API integration, automated testing, secure software delivery, documentation, and technical reviews while working with experienced software, AI/ML, security, platform, and customer engineering teams.\nThis position is contingent upon contract award and final customer approval.\nWhat You'll Do\nDesign, develop, test, and integrate frontend software features.\nBuild responsive user interfaces using React and TypeScript.\nDevelop map-based and geospatial visualization features using Cesium.\nConnect frontend components to APIs and services built with FastAPI and Flask.\nTurn complex mission and technical information into clear, usable workflows.\nPresent application data and AI-enabled outputs in ways users can understand and use.\nWork within GitLab and OpenShift-based development environments.\nApply secure software-development practices throughout implementation and testing.\nWrite and maintain automated unit and integration tests.\nParticipate in code reviews, technical reviews, and design discussions.\nDocument application workflows, design decisions, interfaces, and test results.\nCollaborate with backend, AI/ML, security, platform, DevSecOps, and customer engineering teams.\nWhat You'll Bring\nBachelor's degree in Computer Science or a related field.\nAt least four years of professional software-development experience.\nHands-on experience building frontend applications with React and TypeScript.\nUsing Cesium or CesiumJS for map-based or geospatial application features.\nWorking with FastAPI and Flask in support of frontend-to-backend integration.\nExperience working with GitLab-based development workflows.\nDeveloping or deploying software in OpenShift environments.\nUnderstanding of secure software-development lifecycle practices.\nWriting and maintaining automated tests.\nAbility to write clear, maintainable, and testable code.\nClear technical documentation and communication skills.\nExperience That Can Strengthen Your Fit\nExperience with several of the following can improve alignment, but deep expertise in every area is not expected:\nCesium, CesiumJS, or another geospatial or mapping framework\nMap-based, spatial, or data-visualization applications\nOpenShift, Kubernetes, or another containerized environment\nGitLab and secure CI/CD workflows\nFastAPI, Flask, Python, or API development\nAutomated testing and vulnerability remediation\nDefense, aerospace, command-and-control, or mission-planning software\nFrontend integration of AI-assisted recommendations or decision-support capabilities\nWhy Rackner\nAt Rackner, you will have the opportunity to build secure technology that supports critical defense and public-sector missions.\nYou will work on more than isolated frontend requirements. This role brings together hands-on software development, interactive data experiences, secure delivery, API integration, and close collaboration across frontend, backend, AI/ML, security, platform, and mission-focused teams.\nRackner has delivered more than $30 million in recent federal awards and supports mission-critical work across defense, civilian, and public-sector environments. We are looking for a Frontend Software Engineer who can build on that momentum by making complex information easier to understand, navigate, and act on.\nBenefits & Professional Growth\nCompetitive compensation\nCompany-supported certifications aligned with current and future program work\n401(k) with 100% company match up to 6%\nMedical, dental, vision, life, and disability coverage\nPaid time off and company holidays\nRemote-work support and home-office equipment plan\nFitness and wellness reimbursement\nWeekly pay schedule\nProfessional-development and future growth opportunities\nApply\nIf you are a frontend engineer who wants to expand your impact across secure software, modern React and TypeScript development, data-rich interfaces, and mission-focused applications, we would like to hear from you.","datePosted":"2026-08-05T00:14:13.390Z","dateModified":"2026-08-05T00:14:13.390Z","hiringOrganization":{"@type":"Organization","name":"Rackner","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Laurel","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"13f5b8880be2bcd4d79786f6"},"url":"https://jobsearcher.com/jobs/13f5b8880be2bcd4d79786f6"}}