{"id":633871,"url":"https://alion.io/job/aalyria-machine-learning-engineer-spacetime-uk","title":"Machine Learning Engineer - Spacetime UK","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":"2026-10-28T05:59:10Z"}},"role":"AI/ML","role_family":"AI/ML","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":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":76000,"max_usd":201000,"period":"year","method":"role_country_seniority_unknown","sample_n":168},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"TensorFlow","optional":false},{"name":"TensorFlow C++","optional":false},{"name":"C++","optional":true},{"name":"Dask","optional":true},{"name":"Ray","optional":true},{"name":"Reinforcement Learning","optional":true}],"status":"live","first_seen_at":"2025-11-05T19:20:09Z","employer_posted_date":"2025-11-05","last_verified_at":"2026-10-29T00:10:20Z","board_verified":true,"closed_at":null,"days_open":357,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":356},"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:\nAs a Machine Learning Engineer, you'll develop and productionise machine learning algorithms related to large-scale optimization and resource management problems in communication networks. The successful candidate will join a vibrant and growing research team, and will work closely with Research Scientists and Software Engineers to integrate research efforts into practical capabilities that can operate at the scale and speed required by Spacetime's production systems.\nKey Responsibilities:\nResearch and develop state-of-the-art machine learning algorithms to solve large, complex resource allocation problems.\nDevelop scalable machine learning training infrastructure and manage MLOps tooling.\nIntegrate ML technology with other components of the Spacetime platform to ensure end-to-end functionality.\nEvaluate new approaches against realistic problem sizes, constraints, and performance requirements.\nDevelop and maintain documentation related to novel algorithms developed by the team.\nPublish at leading international conferences and contribute to patent applications.\nRequired Qualifications:\nMasters or PhD degree in computer science, mathematics, statistics, or other fields related to machine learning.\nFluency in Python and at least one deep learning library (e.g. PyTorch, TensorFlow) or mathematical optimization library (e.g. Gurobi, CBC, Google OR tools)\nStrong technical communication skills.\nAbility to write clean, maintainable, and efficient code.\nPreferred Qualifications:\nExperience with graph neural networks or reinforcement learning.\nExperience working in the wireless communication, satellite communications and/or software defined networking space.\nExperience with distributed computing frameworks (e.g., Ray, Dask) for scaling optimization or training workloads.\nExperience writing tests for both software and machine learning algorithms.\nExperience with C or C++\nExperience with mathematical optimisation and/or metaheuristic algorithms.\nWhat We Offer:\nOpportunity to lead high-impact, innovative projects in the space technology and digital infrastructure domain.\nA dynamic, international environment collaborating with leading research centres and industrial partners.\nCompetitive compensation package based on experience.\nHybrid working policy with flexible arrangements.\nExposure to cutting-edge technologies in space-ground integration, AI-driven networks, and cloud mission control.\nBenefits:\nCompetitive salary\nPension\nHealth insurance \nEquity\nWork Requirements & Location:\nApplicants must have the right to work in the United Kingdom.\nWork Location: Remote working within the UK.\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. Qualified applicants from all backgrounds are encouraged to apply.","description_format":"text","description_chars":3672,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity","Health insurance","Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Telecom Infrastructure"],"lifecycle":[{"event":"open","at":"2026-09-10T19:36:54Z"}],"visa":[],"liveness":{"score":7,"band":"cold","label":"Long shot","p_open":1,"p_active":0.268,"p_room":0.28,"age_days":356,"expected_fill_days":90,"reasons":["conf:3","win:tail","crowd:"],"computed_at":"2026-10-28T05:59:10Z"},"pay":null,"html_url":"https://alion.io/job/aalyria-machine-learning-engineer-spacetime-uk","json_url":"https://alion.io/job/aalyria-machine-learning-engineer-spacetime-uk.json","meta":{"generated_at":"2026-10-29T03:46:13Z","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":5804,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":668833},"rest":"https://alion.io/mcp/rest/get_company?id=668833"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Faalyria-machine-learning-engineer-spacetime-uk"},{"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%2Faalyria-machine-learning-engineer-spacetime-uk"},{"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%2Faalyria-machine-learning-engineer-spacetime-uk"},{"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/aalyria-machine-learning-engineer-spacetime-uk\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Faalyria-machine-learning-engineer-spacetime-uk"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":633871}},{"tool":"search_jobs","arguments":{"company":"aalyria.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":633871},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}