{"id":3938310,"url":"https://alion.io/job/saic-attitude-control-systems-engineer","title":"Attitude Control Systems Engineer","company":{"id":58788,"name":"SAIC","domain":"saic.com","url":"https://alion.io/company/saic","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"B","score":78,"open_postings":93,"ghost_share":0,"stale_share":0.892,"repost_share":0.011,"time_to_fill_p50_days":24,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Aerospace","role_family":"Aerospace","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chantilly, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":9,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-11-03T20:39:25Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-08T10:40:47Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"SAIC is seeking an Attitude Control Systems Engineer. In this role, you will be responsible for monitoring, tracking, and reporting on progress & issues associated with spaceflight hardware currently in production and test for a classified space program. You will be an integral participant in ACS and mechanical actuator design, requirements development & verification, and unit integration & test for a next generation spacecraft architecture.\nThis role is located in Chantilly, VA and requires an active TS/SCI clearance with Polygraph to be considered.\nReview and coordinate changes to specifications, ICDs, and system level requirements documentation for ACS and propulsion subsystems.\nTrack development issues and attend unit, subsystem, system level design reviews.\nSupport launch and spacecraft on-orbit test, as required.\nIdentify and assess emerging risks and develops & evaluates proposed burn-down plans.\nReview developer’s readiness to proceed into spacecraft test at various levels of assembly.\n Required:\nActive TS/SCI clearance with Polygraph\n.Bachelors Degree in Aerospace, Astronautical, or Mechanical Engineering and 9 years or more experience; Masters and 7 years or more experience; PhD or JD and 4 years or more experience. \nDesired education and experience with spacecraft ACS hardware and software design, manufacture, simulation, and test\nExperience in DoD IC acquisition and program management processes.\nWorking knowledge of control theory, reaction wheel/control moment gyro, star sensor/tracker, inertial reference units/sensors, sun sensor, magnetic torque rod, GPS receiver, and control algorithm development.\nExperience in the design & integration of satellite buses and knowledgeable of launch & flight operations of space vehicles.\nAbility to work collaboratively with personnel from multiple functions and at all levels of the customer organization to deliver results.\nDesired:\nEducation and experience with spacecraft ACS hardware and software design, manufacturing, simulation, and 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