{"version":"0.1","company":{"name":"YubHub","url":"https://yubhub.co","jobsUrl":"https://yubhub.co/jobs/title/senior-gnc-controls-engineer"},"x-facet":{"type":"title","slug":"senior-gnc-controls-engineer","display":"Senior Gnc Controls Engineer","count":1},"x-feed-size-limit":100,"x-feed-sort":"enriched_at desc","x-feed-notice":"This feed contains at most 100 jobs (the most recently enriched). For the full corpus, use the paginated /stats/by-facet endpoint or /search.","x-generator":"yubhub-xml-generator","x-rights":"Free to redistribute with attribution: \"Data by YubHub (https://yubhub.co)\"","x-schema":"Each entry in `jobs` follows https://schema.org/JobPosting. YubHub-native raw fields carry `x-` prefix.","jobs":[{"@context":"https://schema.org","@type":"JobPosting","identifier":{"@type":"PropertyValue","name":"YubHub","value":"job_f11ab1c4-df6"},"title":"Senior GNC Controls Engineer","description":"<p>As a Controls Engineer on the GNC team, you will own control algorithms from design through to operation in orbit, and you will develop tooling to analyze and tune our existing controllers.</p>\n<p>Role:</p>\n<ul>\n<li>Design, implement, and test closed-loop control algorithms for precise pointing, station-keeping, detumble, and desaturation maneuvers for satellites in orbit</li>\n<li>Develop and maintain high-fidelity satellite simulations to validate GNC control algorithms prior to flight</li>\n<li>Validate and verify algorithm performance through software simulation, Monte Carlo analysis, hardware in the loop, and on-orbit testing</li>\n<li>Perform stability analysis in both time and frequency domains, including gain tuning, margin assessment, and notch filter design for structural flex modes</li>\n<li>Support system identification efforts using in-orbit telemetry to refine onboard models and improve controller performance</li>\n<li>Ability to effectively collaborate with interdisciplinary teams on large projects</li>\n<li>Develop operational procedures and provide mission planning support</li>\n<li>Support GNC operations for our fleet of satellites, including on-console and on-call rotations</li>\n<li>Support in recruiting, interviewing, and hiring additional teammates to our rapidly growing team</li>\n</ul>\n<p>Requirements:</p>\n<ul>\n<li>B.S. or higher in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related technical discipline</li>\n<li>5+ years of industry experience in GNC, controls, or a closely adjacent discipline</li>\n<li>Strong fundamentals in classical and modern control theory, including frequency-domain analysis (Bode plots, Nyquist, gain/phase margins)</li>\n<li>Experience designing and implementing closed-loop control systems for dynamic systems</li>\n<li>Experience with gain optimization, linearization, and controls tooling development</li>\n<li>Demonstrated experience modeling flexible body dynamics and mitigating their effects through system design and control systems</li>\n<li>Proficiency in Python for algorithm development and simulation</li>\n<li>Experience with modern C++ for on-board software</li>\n<li>Strong problem-solving skills and attention to detail</li>\n<li>Strong written and verbal communication skills and ability to work in a fast-paced, iterative environment</li>\n<li>US Citizenship or Green Card</li>\n</ul>\n<p>Bonus:</p>\n<ul>\n<li>Direct experience with spacecraft attitude control systems (reaction wheels, thrusters, gimbals)</li>\n<li>Understanding of orbital mechanics and geostationary stationkeeping strategies</li>\n<li>Familiarity with electric or chemical propulsion-based control (e.g., stationkeeping, momentum management maneuvers)</li>\n<li>Background in estimation theory or Kalman filtering for attitude/orbit determination</li>\n<li>Hands-on experience with hardware-in-the-loop testing or real-time simulation environments</li>\n<li>Experience supporting live satellite operations or anomaly resolution</li>\n<li>Experience with AI tooling and agentic workflows</li>\n</ul>\n<p>What we offer:</p>\n<p>All our positions offer a compensation package that includes equity and robust benefits. Base pay is just one component of Astranis’s total rewards package. Your compensation also includes a significant equity package via incentive stock options, high-quality company-subsidized healthcare, disability and life insurance, 401(k) retirement planning, flexible PTO, and free on-site catered meals.</p>\n<p style=\"margin-top:24px;font-size:13px;color:#666;\">XML job scraping automation by <a href=\"https://yubhub.co\">YubHub</a></p>","url":"https://yubhub.co/jobs/job_f11ab1c4-df6","directApply":true,"hiringOrganization":{"@type":"Organization","name":"Astranis","sameAs":"https://astranis.com/","logo":"https://logos.yubhub.co/astranis.com.png"},"x-apply-url":"https://job-boards.greenhouse.io/astranis/jobs/4667488006","x-work-arrangement":"onsite","x-experience-level":"senior","x-job-type":"full-time","x-salary-range":"$140,000-$230,000 USD","x-skills-required":["Python","C++","Classical and modern control theory","Frequency-domain analysis","Gain optimization","Linearization","Controls tooling development","Flexible body dynamics","System identification","Orbital mechanics","Geostationary stationkeeping strategies","Electric or chemical propulsion-based control"],"x-skills-preferred":[],"datePosted":"2026-04-24T15:21:00.290Z","jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"San Francisco"}},"employmentType":"FULL_TIME","occupationalCategory":"Engineering","industry":"Technology","skills":"Python, C++, Classical and modern control theory, Frequency-domain analysis, Gain optimization, Linearization, Controls tooling development, Flexible body dynamics, System identification, Orbital mechanics, Geostationary stationkeeping strategies, Electric or chemical propulsion-based control","baseSalary":{"@type":"MonetaryAmount","currency":"USD","value":{"@type":"QuantitativeValue","minValue":140000,"maxValue":230000,"unitText":"YEAR"}}}]}