{"id":1605709,"url":"https://alion.io/job/spacenexus-sr-systems-engineer-flight-operations-flight-dynamics","title":"Sr Systems Engineer (Flight Operations – Flight Dynamics)","company":{"id":2086894,"name":"SpaceNexus","domain":"spacenexus.us","url":"https://alion.io/company/spacenexus","size_band":"1-10","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"A","score":100,"open_postings":4,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":11,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Louisville, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":143700,"max":197608,"currency":"USD","period":"year","gross":null,"usd_annual":197608},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"MATLAB","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-09-30T12:00:00Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-13T11:44:07Z","board_verified":true,"closed_at":null,"days_open":13,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":13},"description":"Sierra Space Careers:\nAt Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.\nSierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.\nOur success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.\nWe are mission-driven, and together, we are an extraordinary team.\nAbout the Role\nSierra Space is seeking a candidate with strong experience in spacecraft flight dynamics, mission design, and operations to join the Flight Operations team. In this role, you will work towards becoming a certified Dream Chaser flight controller to support Dream Chaser missions. You'll be responsible for mission planning, mission analysis, and mission execution from our Mission Control Center in Louisville, CO.\nAbout You\nOur mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower - to join us in this critical mission.\nWe’re looking for team members who align with our values, mission and goals - while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.\nSierra Space is based in Louisville CO with engineering offices in Madison WI, Durham, NC and Kennedy Space Center, Florida. Sierra Space designs and manufactures advanced spacecraft, satellites, propulsion and environmental systems, spacecraft subsystems and components for the U.S. government (including NASA), commercial customers and international organizations. Learn more about Sierra Space.\nWithin the Flight Operations organization, Flight Planning and Design is responsible for planning missions for the Dream Chaser program as well as supporting real-time Dream Chaser mission operations. You will utilize custom flight design tools based in FreeFlyer to assess launch and deorbit opportunities, design the spacecraft trajectories, and perform ground-based navigation. Additionally, you will work closely with hardware and software engineers, flight science analysts, and other flight control disciplines to integrate products in the form of timelines, procedures, trajectories, attitudes, etc.\nAdditionally, you will complete training requirements and participate in training simulations on your path toward flight controller certification. Upon certification, you will provide real-time mission support from our Mission Control Center (MCC) in Louisville, CO.\nResponsibilities include but are not limited to:\nMission analysis and design: As a subject matter expert, support the mission design process using the flight dynamics tool suite to perform trade studies and analysis to plan trajectories.\nGround-based Navigation: Use your experience in ground-based navigation and statistical orbit determination processes, from conceptualization through operational flight support.\nMentoring and Leadership : Help guide a flight dynamics team through design, development, and operational flight.\nRepresent Flight Planning and Design : while collaborating across disciplines (e.g., GNC, systems engineering, flight operations) to integrate and validate mission design processes end-to-end.\nDevelop Flight Dynamics Software : Participate in the development and validation of the Flight Dynamics Tool Suite as an end user.\nMinimum Qualifications:\nBachelor's degree in Engineering (Aerospace or related discipline) and typically 10+ years of relevant experience; a higher-level degree may substitute for experience\nStrong background in orbital mechanics and orbit determination\nExperience in performing spacecraft operations (e.g., navigation support, maneuver planning, or real-time anomaly resolution)\nDemonstrated ability to guide ground navigation trades and analysis, applying subject matter expertise in statistical orbit determination\nClear and concise written and verbal communication skills\nHighly organized, detail-oriented, self-starter, and problem-solver comfortable in a fast-paced, changing environment\nAbility to work effectively under pressure as part of a team\nWillingness and ability to pass the flight controller certification and physical, which may be a condition of continued employment.\nPreferred Qualifications:\nMATLAB or Python\nSTK or Freeflyer\nTool development including a GUI (In any coding language)\nExperience in spacecraft entry, descent and landing operations.\nTechnical writing: detailed process documentation.\nStrong foundation in Spacecraft Attitudes\nAdditional Job Description:\nLocation: This is an on-site position based in Louisville, Colorado.\nHours: This is a full-time position. Some shiftwork will be required during mission operations.\nCompensation :\nPay Range:\n$143,700.00 - $197,608.50\nYour actual base compensation will be determined on a case-by-case basis and may vary based on job-related knowledge and skills, education, experience, internal equity and market competitiveness.\nElevate Your Career\nAt Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations.\nWe also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more.\nSierra Space is an industry-leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components. We deliver mission-proven technologies to our customers that safeguard our nation, protect space-based assets and enable space exploration.\nApplication Deadline: This role will remain posted until a qualified pool of candidates is identified.\nPlease note: Sierra Space does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees.\nSierra Space Corporation is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us .","description_format":"text","description_chars":6877,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity","Life insurance","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Air Transport","Commercial Aviation","Space & Aerospace"],"lifecycle":[{"event":"open","at":"2026-10-01T19:49:32Z"}],"visa":[],"liveness":{"score":38,"band":"fade","label":"Fading","p_open":1,"p_active":0.694,"p_room":0.55,"age_days":12,"expected_fill_days":11,"reasons":["conf:8","velocity","win:tail","comp:brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":{"stated_usd_annual":197608,"is_top_pay":true},"html_url":"https://alion.io/job/spacenexus-sr-systems-engineer-flight-operations-flight-dynamics","json_url":"https://alion.io/job/spacenexus-sr-systems-engineer-flight-operations-flight-dynamics.json","meta":{"generated_at":"2026-10-13T14:45:38Z","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":22657,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":2086894},"rest":"https://alion.io/mcp/rest/get_company?id=2086894"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fspacenexus-sr-systems-engineer-flight-operations-flight-dynamics"},{"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%2Fspacenexus-sr-systems-engineer-flight-operations-flight-dynamics"},{"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%2Fspacenexus-sr-systems-engineer-flight-operations-flight-dynamics"},{"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/spacenexus-sr-systems-engineer-flight-operations-flight-dynamics\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fspacenexus-sr-systems-engineer-flight-operations-flight-dynamics"}]}