{"id":3045520,"url":"https://alion.io/job/leonardo-principal-systems-engineer-7","title":"Principal Systems Engineer","company":{"id":54177,"name":"Leonardo","domain":"leonardo.com","url":"https://alion.io/company/leonardo-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":76,"open_postings":166,"ghost_share":0,"stale_share":0.946,"repost_share":0,"time_to_fill_p50_days":23,"computed_at":"2026-10-24T06:02:35Z"}},"role":"Hardware","role_family":"Hardware","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Basildon, United Kingdom","Bristol, United Kingdom","Southampton, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":79000,"max_usd":141000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":23},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"MATLAB","optional":false},{"name":"Simulink","optional":false}],"status":"live","first_seen_at":"2023-08-31T00:00:00Z","employer_posted_date":"2023-08-31","last_verified_at":"2026-10-22T06:30:11Z","board_verified":false,"closed_at":null,"days_open":1150,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":1150},"description":"Job Description:\nLeonardo are looking for skilled individuals to join their Systems Engineering Function to work on a large-scale EW integration programme. We are seeking engineers to help us analyse, model and simulate radio frequency (RF) signals and the effects of system and environmental influences.\nAs a member of our team, you will have the ability to hold Design Authority level of competency and lead the design, integration, and testing of advanced RF systems for vehicle platform integration.\nCandidates with a broad range of Systems Engineering Lifecycle expertise working in the Defence industry, coupled with Electronic Attack and/or Electronic Surveillance domain knowledge should apply.\nKey Responsibility Areas\nWhat you will do:\nYour primary responsibility will be to provide expertise in RF systems engineering and signal processing for electronic warfare subsystems. Key subsystems include transmit and receive antennas, high power RF amplifiers, electronic receivers, and waveform generators.\nYour role will include the derivation of EA/ES sub-system requirements and the technical liaison with sub-contractors on Statement of Work deliverables and acceptance criteria for inclusion in the overall programmes compliance matrix.\nYou will apply your knowledge of RF communications systems to generate realistic models and simulations of threat systems and apply these models to quantify the effectiveness of electronic attack and or surveillance concepts and designs against such threats in operational environments.\nSkills, Qualifications & Knowledge Required\nEssential:\nIn-depth knowledge of RF communication systems\nStrong understanding of Signal Processing techniques\nSignificant understanding of EW (EA/ES) environmental threat analysis\nModelling experience using Matlab/Simulink toolset\nStrong interpersonal skills with the ability to steer technical interchange discussions\nAbility to operate both at a strategic & tactical level, with a willingness to engage directly to resolve detailed technical issues\nAbility to define & influence requirements definition & design decisions, both within the internal project team & customer environments\nExperience of developing systems which align to Open Architectures & conform to (defence) standards\nAbility to define test & acceptance criteria & assess system design compliance against user & system requirements\nPossess a degree in Electrical Engineering, Mathematics, Physics, Computer Science, or other related discipline\nExcellent written & verbal communication & presentation ability\nAbility to achieve Security clearances to SC minimum\nDesirable:\nKnowledge of Land CEMA Architecture & the associated building blocks\nExperience working collaboratively across a large team to achieve business improvement objectives\nExperience of team leadership or technical management\nExperience of planning, estimating & defining engineering tasks\nThis vacancy may close at any time, if this role is of interest to you we recommend you apply as soon as possible.\nPrimary Location:\nGB - BasildonAdditional Locations:\nGB - Bristol - Coldharbour Lane, GB - SouthamptonContract Type:\nHybrid Working:\nHybrid","description_format":"text","description_chars":3160,"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":[]},"benefits":["Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["C4ISR","Defense Manufacturing","Aircraft Manufacturing"],"lifecycle":[{"event":"open","at":"2026-10-22T00:16:25Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Secondment Worker, Senior or Specialist Worker, Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Global Business Mobility: Secondment Worker; 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