{"id":3478939,"url":"https://alion.io/job/sigma-defense-systems-1792-software-engineer","title":"1792 - Software Engineer","company":{"id":685779,"name":"Sigma Defense Systems","domain":"sigmadefense.com","url":"https://alion.io/company/sigmadefense","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":100,"open_postings":16,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":12,"computed_at":"2026-11-05T05:54:30Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Norfolk, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":150000,"max":170000,"currency":"USD","period":"year","gross":null,"usd_annual":170000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"Bash","optional":false},{"name":"C++","optional":false},{"name":"Cameo Systems Modeler","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"Docker","optional":false},{"name":"DoDAF","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"Jenkins","optional":false},{"name":"Jira","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"MBSE","optional":false},{"name":"MS SQL","optional":false},{"name":"Oracle","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"Rest API","optional":false},{"name":"SAP BusinessObjects","optional":false},{"name":"Scrum","optional":false},{"name":"Splunk","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-10-29T19:37:09Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-05T14:12:56Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Sigma Defense is seeking a Software Engineer to join our team in Norfolk, VA. The hired candidate will support engineering, development, integration, and modernization activities. This hybrid position allows for remote work while also supporting on-site mission requirements. The Software Engineer will contribute to full-lifecycle software development, testing, integration, and deployment of capabilities supporting complex and mission-critical systems.\nThis is a contingent position that is pending award of contract. This means that the position is subject to the successful awarding of a contract and will be confirmed once the contract is finalized. The candidate selected for this role will be offered the position on the condition that the contract is awarded to our organization. \nEqual Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.\nRequirements\n10+ years of professional experience (if the candidate possesses a Master’s degree).\n14+ years of experience, involving research, design, and development of computer and network software or specialized utility programs, which may include database maintenance within an application area (if the candidate possesses a Bachelor's degree).\nExperience applying programming concepts in a professional or academic setting. \nExperience applying modern software development methodologies (e.g., Agile, DevOps, DevSecOps, Scaled Agile Framework) in a professional or academic setting. \n2+ years of Kubernetes experience. \nDemonstrated experience developing and maintaining DoDAF architecture views and applying MBSE tools or methodologies to support system modeling and traceability. \nWorking knowledge of virtualization and containerization.\nMust be a U.S. citizen.\nCandidate Differentiators:\nExperience working within government or highly regulated technical environments, including producing required engineering artifacts and ensuring alignment with architecture baselines, is strongly preferred. \nPreference towards candidates with experience working or interacting with: \nRelational Supply (RSUPPLY) \nOrganizational Maintenance Management System (OMMS) \nOrganizational Maintenance Management System - Next Generation (OMMS-NG) \nPropulsion Organizational Maintenance Management System (POMMS) \nOpen Architecture Retrieval System (OARS) \nOther US Navy Software Systems \nMandatory Certifications:\nDoD 8570 / DoD 8140 compliance (Level II or Level III) is required. \nCompTIA Security+ CE, CompTIA CySA+, GIAC Security Essentials (GSEC), or ISC2 Systems Security Certified Practitioner (SSCP) are acceptable.\nComputer Programs/Software:\nC++\nPython\nBash \nDocker \nGit \nKubernetes \nAmazon Web Services (AWS) \nJenkins \nGitLab \nJira \nJira migrations \nAmazon Web Services (AWS) \nOracle Database Server \nMicrosoft Windows Server \nMicrosoft SQL Sever \nSplunk Enterprise \nRevised Alternative Data Flow Web Site (RADWEB) \nDISA Cross Domain Enterprise Solution (CDES) \nSAP BusinessObjects \nSAP Crystal Reports \nDoD Host Based Security System (HBSS) \nRed Hat Enterprise Linux \nPersonnel Clearance Level:\nCandidate must possess or have the ability to obtain an active Secret security clearance or higher.\nClearance may be sponsored for the right candidate.\nEducation Requirements:\nBachelor's degree from an accredited college or university in Engineering or Mathematics field of study. \nMaster's degree is preferred.\nEssential Job Duties (not all-inclusive):\nLead Agile-based planning, execution, and delivery activities including PI Planning, sprint planning, daily scrums, and system demos. \nCoordinate with Product Owners, Scrum Masters, and engineering teams to refine requirements, define acceptance criteria, and ensure user stories meet Definition of Ready and Definition of Done. \nProvide technical leadership across various SW projects enhancement, sustainment, and modernization activities, ensuring alignment with system architecture and program objectives. \nConduct technical assessments, develop recommended Courses of Action (COAs), and support evaluation of engineering trade-offs. \nOversee troubleshooting and resolution of system defects, outages, and performance issues, collaborating with Government stakeholders and external teams. \nGuide architecture development including microservices design, RESTful API implementation, containerization, and cloud transition strategies. \nSupport requirements engineering by analyzing Change Requests (CRs), tracing system requirements, and ensuring proper decomposition into actionable user stories. \nMaintain configuration integrity by supporting Configuration Management (CM) processes including baseline control, change verification, and traceability across design and code. \nLead software engineering activities including design, development, integration, DevSecOps pipeline execution, CI/CD automation, and secure code delivery. \nCoordinate with cybersecurity teams to support static code scanning, vulnerability remediation, RMF compliance, and accreditation-related documentation. \nDevelop and maintain DoDAF-compliant architecture views to support system design and documentation .\nApply Model-Based Systems Engineering (MBSE) methods and tools (e.g., Cameo, Rhapsody, Enterprise Architect) to model system behavior, structure, and interface.\nMaintain architectural baselines and ensure traceability between requirements, design artifacts, and implemented capabilities.\nEvaluate design decisions and solution approaches for alignment with DoD architecture standards and program objectives .\nSolution architecture activities by translating requirements and Change Requests into updated architecture artifacts and models.\nSalary Range: $150,000 - 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