{"id":3240752,"url":"https://alion.io/job/hispasat-5g-payload-engineer-iris2","title":"5G Payload Engineer - IRIS2","company":{"id":53975,"name":"Hispasat","domain":"hispasat.com","url":"https://alion.io/company/hispasat","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":null},"role":"Aerospace","role_family":"Aerospace","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Valencia, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":43000,"max_usd":111000,"period":"year","method":null,"sample_n":688},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"MATLAB","optional":false},{"name":"Verification & Validation","optional":false}],"status":"live","first_seen_at":"2026-09-03T00:00:00Z","employer_posted_date":"2026-09-03","last_verified_at":"2026-10-30T16:53:35Z","board_verified":true,"closed_at":null,"days_open":58,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":58},"description":"Hispasat, as part of the SpaceRISE consortium, is responsible for the technical implementation and for ensuring the success of the IRIS² project, leveraging its extensive experience in satellite communications. This collaboration is essential to provide secure, reliable and high-performance communication solutions to the European Union and its Member States.\nTo be part of this project, we are looking for a 5G Payload Engineer. The responsibilities of the position are as follows:\nResponsibilities\nArchitect and implement a 5G NTN network from satellite, including the flight and ground segment components, in a secured environment. \nDesign and develop digital signal-processing algorithms for 5G wireless and satellite-communication systems.\nDefine, model and simulate algorithmic prototypes in MATLAB or equivalent environments.\nCollaborate with payload, systems and software teams, including High-Level Synthesis workflows where applicable.\nCollaborate with cross-functional teams to define upcoming solutions for SAT network architecture.\nPreparation of reviews for payload design, manufacturing, acceptance and testing, working closely with the platform and systems teams.\nDevelop end-to-end simulations, reference models and payload-processing chains for 5G NR and future NTN capabilities.\nIntegrate and validate end to end network connectivity across Open RAN, gNodeB, 5G Core, IMS, transport, and LEO satellite test systems.\nPartner with RF, modem, payload, Core, RAN, software, and systems teams to define the overall system architecture, implementation, test and operations from ambiguous system behavior to clear resolver ownership.\nValidate and optimise performance across representative channel models, test vectors and operational scenarios.\nValidate VoNR and IMS call flows, including registration, SIP signaling, media path, QoS, emergency call behavior where applicable, and failure recovery\nSupport trade-off analyses involving latency, throughput, processing capacity, robustness and implementation constraints.\nContribute to verification and validation activities, technical documentation and formal reviews.\nInterface with internal teams, subcontractors and industrial partners on DSP, PHY-layer implementation and payload processing.\nSupport technical meetings, reviews and coordination sessions with partners and institutions; occasional travel may be required.\nMinimum requirements\nMaster's Degree or PhD in Telecommunications Engineering, Electrical Engineering, Computer Engineering, Aerospace Engineering or a related field.\nExperience in DSP algorithm design for wireless-communication systems, ideally involving 5G NR, satellite communications or advanced radio systems.\nExpertise in Digital Signal Processing (DSP), Application Specific Integrated Circuit (ASIC) technology, active antenna, on-board digital processors, software-defined radio payloads and 5G NB-IoT standard\nExperience with LEO, satellite communications, NTN, or space to ground network integration\nStrong knowledge of digital-communications theory, including modulation, coding, synchronisation, channel estimation, equalisation, beamforming and MIMO.\nKnowledge of 5G PHY and Low-PHY processing.\nExperience with 3GPP specifications and Non-Terrestrial Networks, including satellite communications and architectures trade-offs\nExperience with 3GPP release 19, 5G NR NTN, satellite waveforms, link-budget constraints and propagation effects.\n3GPP Release 17 NTN behaviors from a network integration perspective, including attach, registration, bearer setup, user plane, mobility, and service continuity\nAbility to work in multidisciplinary teams involving payload, software, systems engineering, ground segment and platform.\nNationality of an EU Member State and eligibility to undergo an EU Secret clearance process.\nFluent written and spoken English.\nNice to have\nExperience with High-Level Synthesis and FPGA implementation constraints.\nKnowledge of satellite payload architectures, digital or regenerative payloads and baseband processing.\nKnowledge of radio-transceiver architectures and complete baseband-processing chains.\nKnowledge of secured systems for satellite communications\nExperience in real-time implementation, fixed-point modelling, hardware acceleration or embedded optimisation.\nAt Hispasat we promote equal opportunities and an inclusive environment. All our selection processes are based on objective criteria, without distinction of gender, age, origin, sexual orientation, disability or other personal or social conditions. We value diversity as a driver of innovation and growth.","description_format":"text","description_chars":4603,"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":true,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Space & Aerospace","Broadcasting","Satellite Communications"],"lifecycle":[{"event":"open","at":"2026-10-25T15:52:54Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":1,"p_active":0.447,"p_room":0.35,"age_days":57,"expected_fill_days":24,"reasons":["conf:6","win:tail"],"computed_at":"2026-10-30T05:48:23Z"},"pay":null,"html_url":"https://alion.io/job/hispasat-5g-payload-engineer-iris2","json_url":"https://alion.io/job/hispasat-5g-payload-engineer-iris2.json","meta":{"generated_at":"2026-10-31T05:29:15Z","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":7905,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":53975},"rest":"https://alion.io/mcp/rest/get_company?id=53975"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhispasat-5g-payload-engineer-iris2"},{"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%2Fhispasat-5g-payload-engineer-iris2"},{"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%2Fhispasat-5g-payload-engineer-iris2"},{"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/hispasat-5g-payload-engineer-iris2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhispasat-5g-payload-engineer-iris2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3240752}},{"tool":"search_jobs","arguments":{"company":"hispasat.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3240752},"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. 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