{"id":633893,"url":"https://alion.io/job/aalyria-software-engineer-backend-systems","title":"Software Engineer, API & Data Modeling","company":{"id":668833,"name":"Aalyria","domain":"aalyria.com","url":"https://alion.io/company/aalyria","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Rippling","truth_index":{"grade":"A","score":88,"open_postings":10,"ghost_share":0,"stale_share":0.3,"repost_share":0,"time_to_fill_p50_days":90,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":138000,"max_usd":238000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1195},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"C++","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"Rust","optional":false}],"status":"live","first_seen_at":"2026-09-02T16:30:34Z","employer_posted_date":"2026-09-02","last_verified_at":"2026-10-26T18:07:24Z","board_verified":true,"closed_at":null,"days_open":54,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":54},"description":"About Aalyria:\nAalyria is a leading technology company that supplies laser communications technology and temporospatial software-defined networking platforms to the aerospace industry. With technology acquired from Google, Aalyria is at the forefront of innovation in satellite and airborne mesh networks, as well as cislunar and deep-space communications. We are revolutionizing the orchestration and management of planetary mesh networks using any radio or optical spectrum, any orbit, and any hardware across land, sea, air, and space.\nRole Overview:\nWe are seeking an experienced Software Engineer to join our core Spacetime engineering team, working on the data models and APIs that sit at the foundation of how we represent and evolve complex communications networks. We value engineers who are adaptable, proactive, and eager to tackle new challenges as we advance our technology. The ideal candidate brings strong software engineering fundamentals and a track record of designing durable, production-grade interfaces. As a Software Engineer on Spacetime, you'll play a central role in shaping the core models and APIs that every other team builds on, with the flexibility to take ownership of new projects as both you and the company grow.\nYou'll work alongside a team of seasoned engineers from top-tier tech companies, managing project priorities, timelines, and deliverables while designing, building, testing, and operating the systems that power Spacetime.\nKey Responsibilities:\nDesign and evolve core data models for complex communications networks.\nDesign, build, and operate the APIs through which users and systems interact with Spacetime.\nDevelop durable abstractions for heterogeneous physical and logical networks.\nMaintain the quality, compatibility, consistency, and performance of core product models and interfaces.\nRequired Qualifications:\nBachelor's degree in Computer Science or a related technical field.\n5+ years experience designing and developing production software systems.\nStrong software engineering fundamentals, including system design, testing, and debugging.\nExperience designing durable APIs, schemas, or domain models.\nExperience evolving production interfaces while maintaining compatibility.\nProficiency in Golang, C/C++, Rust, or Java\nPreferred Qualifications:\nExperience modeling a variety of physical layer (RF, optical) communications systems\nExperience with production transport network design and operations.\nFamiliarity with networking, telecommunications, or network orchestration.\nWhat We Offer:\nInnovative Environment: Work at a cutting-edge company shaping the future of aerospace communications.\nImpactful Work: Directly contribute to critical national security programs and initiatives.\nGrowth Opportunities: Expand your career with opportunities for professional development and advancement.\nInclusive Culture: Be part of a collaborative, supportive, and inclusive workplace where your contributions matter.\nFlexibility: Flexible working arrangements including hybrid remote/in-office schedules.\nCompensation and Equity: Competitive salary, comprehensive benefits (401(k), dental, vision, health, life insurance), paid time off, and equity options.\nITAR/EAR Requirements:\nThis position involves access to export-controlled information. To comply with U.S. government export regulations, applicants must meet one of the following criteria:\n(A) Qualify as a U.S. person, which includes:\nU.S. citizen or national\nU.S. lawful permanent resident (green card holder)\nRefugee under 8 U.S.C. 1157\nAsylee under 8 U.S.C. 1158\n(B) Be eligible to access export-controlled information without requiring an export authorization.\n(C) Be eligible and reasonably likely to obtain the necessary export authorization from the appropriate U.S. government agency.\nThe company reserves the right to decline pursuing an export licensing process for legitimate business-related reasons.\nEqual Opportunity Employer Statement:\nAalyria is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability status, genetic information, protected veteran status, or any other characteristic protected by law. 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