{"id":1552159,"url":"https://alion.io/job/kreios-space-ltd-rf-engineer","title":"RF Engineer","company":{"id":2030386,"name":"Kreios Space Ltd","domain":"kreiosspace.com","url":"https://alion.io/company/kreiosspace","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":{"grade":"B","score":75,"open_postings":6,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-06T05:45:30Z"}},"role":"Hardware","role_family":"Hardware","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Nigrán, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":45000,"max_usd":127000,"period":"year","method":null,"sample_n":3070},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"MATLAB","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2025-10-07T14:55:56Z","employer_posted_date":"2025-10-07","last_verified_at":"2026-10-06T19:24:48Z","board_verified":true,"closed_at":null,"days_open":364,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":363},"description":"Your mission\nAs an RF Engineer, you will contribute to the development of Kreios Space’s electric propulsion systems for Very Low Earth Orbit (VLEO).Your mission will be to support the design, simulation, assembly and testing of RF and microwave antennas used in our air-breathing plasma thrusters, helping transform advanced research into robust, flight-ready hardware.\nYou will work closely with propulsion, plasma physics and systems teams in a hands-on environment, contributing to laboratory testing, data analysis and design iterations.\nYour profile\nDegree in Electrical Engineering, Telecommunications, Physics or a related field\nBackground in RF/microwave engineering or antennas, gained through professional experience, research or academic projects\nStrong interest in space technologies, electric propulsion and experimental work\nComfortable working in a laboratory environment and interacting with hardware\nFluent in English\nWe are open to candidates at different levels of experience. The role and responsibilities can be adapted based on seniority.\nSpecific Knowledge\nRF and microwave fundamentals (impedance matching, S-parameters, antennas)\nExperience with electromagnetic simulation tools (HFSS, CST, COMSOL or similar)\nHands-on experience with RF measurement equipment (VNA, spectrum analyzer, signal generator, power meters)\nAbility to support antenna tuning, RF testing and post-processing of measurement data\nBasic programming or scripting skills (Python, MATLAB or similar)\nKnowledge of plasma systems, EMC/EMI or space hardware is considered a plus\nInterpersonal Skills\nCurious and proactive, with a strong learning mindset\nMethodical and detail-oriented, especially in experimental and test environments\nComfortable collaborating within multidisciplinary engineering teams\nClear communicator, able to document and explain technical work\nAdaptable and resilient in a fast-moving startup context\nPositive attitude, constructive sense of humor and ability to contribute to a healthy, enjoyable work environment\nWhy us?\nWork on real space hardware that will fly in orbit, not just simulations or papers\nBe part of a fast-growing European space startup shaping the future of sustainable space operations\nHands-on access to labs, test campaigns and cutting-edge technology from day one\nJoin ahighly collaborative, respectful and supportive team where knowledge is shared openly\nEnjoy a great work environment that values trust, autonomy, learning and good energy at work\nStrong technical growth path in a scaling company, where your work has visible impact and you actively help shape both the technology and the way we work","description_format":"text","description_chars":2641,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Manufacturing","Space & Aerospace","3D Printers & Additive Manufacturing"],"lifecycle":[{"event":"open","at":"2026-10-01T00:40:21Z"}],"visa":[],"liveness":{"score":3,"band":"cold","label":"Long shot","p_open":1,"p_active":0.122,"p_room":0.28,"age_days":363,"expected_fill_days":29,"reasons":["conf:27","win:tail","crowd:"],"computed_at":"2026-10-06T05:45:30Z"},"pay":null,"html_url":"https://alion.io/job/kreios-space-ltd-rf-engineer","json_url":"https://alion.io/job/kreios-space-ltd-rf-engineer.json","meta":{"generated_at":"2026-10-07T00:40:34Z","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","counted_by":"address","units_charged":1,"used_today":1191,"day_limit":5000,"remaining_today":3809,"minute_limit":60,"resets_at":"2026-10-08T00:00:00Z"}},"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":2030386},"rest":"https://alion.io/mcp/rest/get_company?id=2030386"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fkreios-space-ltd-rf-engineer"},{"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%2Fkreios-space-ltd-rf-engineer"},{"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%2Fkreios-space-ltd-rf-engineer"},{"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/kreios-space-ltd-rf-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fkreios-space-ltd-rf-engineer"}]}