{"id":197729,"url":"https://alion.io/job/defense-unicorns-senior-software-engineer-open-source-rd217","title":"Senior Software Engineer - Open Source (RD217)","company":{"id":8737,"name":"Defense Unicorns","domain":"defenseunicorns.com","url":"https://alion.io/company/defense-unicorns","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":75,"open_postings":10,"ghost_share":0,"stale_share":0.8,"repost_share":0,"time_to_fill_p50_days":69,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":148750,"max":201250,"currency":"USD","period":"year","gross":null,"usd_annual":201250},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"GitHub","optional":false},{"name":"Go","optional":false},{"name":"Rust","optional":false},{"name":"Slack","optional":false},{"name":"TypeScript","optional":false},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"CI/CD","optional":true},{"name":"GCP","optional":true},{"name":"GitOps","optional":true},{"name":"Helm","optional":true},{"name":"Kubernetes","optional":true},{"name":"Kustomize","optional":true},{"name":"Pulumi","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-09-03T15:13:40Z","employer_posted_date":"2026-10-19","last_verified_at":"2026-10-26T07:43:15Z","board_verified":true,"closed_at":null,"days_open":52,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":52},"description":"Role Description: \nDefense Unicorns seeks an experienced Software Engineer to help build, maintain, and steward our open source products and the broader ecosystems they depend on. You’ll collaborate closely with product managers, designers, engineers, community contributors, and end users to ensure we’re building the right solutions-and building them well.\nAs an Open Source Software Engineer, you’ll operate at the intersection of community stewardship, product development, and technical execution. You’ll help lead the design, implementation, and maintenance of cloud native software that has direct impact on mission outcomes.\nYou bring strong Golang experience, a love for cloud native technologies and a willingness to learn TypeScript to support our broader OSS ecosystem. Over time, you may also contribute across additional languages and communities, including Rust, as our open source work evolves. \nResponsibilities: \nWork with internal engineers and open source community contributors on features, bug fixes, reviews, and releases through clear communication, collaboration, and responsible stewardship\nEngage with open source communities, industry partners, and standards bodies via common platforms (e.g., Slack, GitHub, etc.) to help move our projects and their upstream ecosystems forward, including facilitating community meetings with our internal and external users \nAmplify the voice of our projects within the ecosystem by delivering a mission-focused end-user experience and collaborating with users to produce case studies, blogs, or conference presentations\nProactively identify and resolve ambiguity across product requirements, community needs, and upstream project constraints\nComfortable working proactively, managing time efficiently, and thriving in a vibrant remote work environment \nBuild and integrate secure, interoperable cloud native software for defense environments while contributing improvements back to relevant open source projects where appropriate\nOwn architecture decisions and ensure technical quality across open source codebases, APIs, and contributor workflows\nDevelop comprehensive documentation, including design proposals, contribution guides, user documentation, and maintenance guides\nStay abreast of emerging cloud native, open source, and secure software supply chain technologies to inform product enhancements and ecosystem contributions\nProvide technical mentorship and elevate engineering standards across the team\nInfluence product direction through deep understanding of user needs and system constraints\nTravel Expectations/Requirements: 5-15%\nThe listed responsibilities are not exhaustive and additional responsibilities may be assigned based on the evolving needs of the organization. We are seeking a dynamic individual who is able to adapt and take on new responsibilities as they arise. \nPreferred Experience and Qualifications:\n5+ years experience with software engineering\nExperience building or maintaining open source software tools, especially in cloud native, software lifecycle, or software supply chain domains\nProficient in Go, with interest in learning TypeScript, and contributing across additional modern languages such as Rust\nStrong understanding of system design, library and software APIs, Kubernetes, and cloud architecture (e.g., AWS, Azure)\nExcited to assess intricate problems, propose solutions, and implement them effectively\nExperience contributing to open source projects and participating in open source communities. Involvement with the Cloud Native Computing Foundation (CNCF), Apache Software Foundation (ASF), Open Source Security Foundation (OpenSSF), or similar communities is a huge plus\nFamiliar with core Kubernetes concepts, including but not limited to controllers, operators, and CRDs\nStrong communication and collaboration skills, comfortable conveying technical concepts to both technical and non-technical audiences\nFull compensation packages are based on candidate experience. Compensation ranges are established using national benchmarking data and apply across all geographic locations within the United States. \nRemote - USA\n$148,750—$201,250 USD\nWho We Are\nDefense Unicorns delivers mission value by streamlining software delivery so our customers can focus on the most important challenges. We share a vision of freedom and security for the advancement of progress and innovation. Our commitment to this vision, and to our mission-driven customers, means a commitment to speed, user experience and optionality, without compromising security. Our team is composed of innovators, software engineers, and veterans with decades of experience delivering technology programs across the federal market.\nWhat We Do\nWe create and deliver secure solutions for continuous software integration and delivery. Defense Unicorns consolidates the best practices for security pipelines, testing, and deployment automation in order to meet the high security requirements valued by mission owners. Our solutions are agnostic by design and we believe that growing a robust ecosystem of secure, cloud-native software solutions can help enterprise customers inside and outside the federal market buy and integrate software more easily.\nWho We Serve\nDefense Unicorns’ customers are mission-focused leaders across public and private enterprises. We proudly support defense and civil agencies across the U.S. government and we work closely with the creators of leading-edge software solutions to deliver value to the mission-owner by improving the security and consumability of commercial software products.\nWhat We Work On\nKubernetes\nCloud Environments (AWS/GCP and Azure)\nInfrastructure-as-code (like Terraform/Pulumi)\nContinuous Delivery and automation tooling\nGitOps\nContainers\nCNCF projects and open source products and packages\nHelm/Kustomize-Value Stream Mapping\nBuilding and improving security delivery\nBuilding Kubernetes and cloud native applications\nBenefits Our Unicorns Enjoy\nHealth:\nMedical/Dental/Vision\nPremiums are 100% Company Paid\nHealth Savings Account\nLife Insurance\nDisability Insurance\nFinancial:\n401k Retirement Plan\nCompany Stock Options\nHome Office Budget\nLeave:\nWe offer all full-time Unicorns Flexible Time Off (FTO) plus all Federal Holidays, one week for Thanksgiving, and two weeks for Christmas and New Year’s\nPaid Parental Leave\nLearning:\nReimbursement for approved trainings/subscriptions\nConferences (travel, lodging, and fees)\nDon’t have all the preferred experience or qualifications? Studies show that underrepresented groups like women and people of color are less likely to apply to jobs if they don't meet every requirement listed. \nAt Defense Unicorns, we're committed to diversity. If you're enthusiastic about the role but don't match every criteria, we encourage you to apply. You could be the perfect fit for this or another role! Defense Unicorns is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.\nCCPA DISCLOSURE","description_format":"text","description_chars":7269,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["401k plan","Flexible time off","Home office","Life insurance","Parental leave","Retirement plans","Stock options"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","Virtualization & Containers","DevSecOps"],"lifecycle":[{"event":"open","at":"2026-09-03T17:22:33Z"},{"event":"close","at":"2026-09-22T20:40:57Z"},{"event":"reopen","at":"2026-10-19T23:04:12Z"}],"visa":[],"liveness":{"score":47,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":0.75,"age_days":52,"expected_fill_days":69,"reasons":["conf:2","stale_co","velocity","win:late"],"computed_at":"2026-10-26T05:57:25Z"},"pay":{"stated_usd_annual":201250,"is_top_pay":true},"html_url":"https://alion.io/job/defense-unicorns-senior-software-engineer-open-source-rd217","json_url":"https://alion.io/job/defense-unicorns-senior-software-engineer-open-source-rd217.json","meta":{"generated_at":"2026-10-26T11:23:21Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":15369,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-27T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":8737},"rest":"https://alion.io/mcp/rest/get_company?id=8737"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdefense-unicorns-senior-software-engineer-open-source-rd217"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fdefense-unicorns-senior-software-engineer-open-source-rd217"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fdefense-unicorns-senior-software-engineer-open-source-rd217"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/defense-unicorns-senior-software-engineer-open-source-rd217\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdefense-unicorns-senior-software-engineer-open-source-rd217"}]}