Principal Ground Navigation Engineer

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We’re working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of the Lunar Permanence business unit, which develops Blue Origin’s Blue Moon landers and related products. To further Blue Origin's mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface. As part of a hardworking team of engineers, you will join our Mission Design and Ground Navigation team within the Mission Operations System IPT. You will share in the team’s impact on all aspects of the trajectory for spacecraft from Earth to the Moon! As a Principal Ground Navigation Engineer on the Mission Design and Ground Navigation team, you serve as a technical authority for ground-based radiometric measurements and orbit determination. You architect next-generation operational flight dynamics software, define the standards and processes that ensure navigation accuracy across Blue Origin's lunar programs, and mentor a growing team of navigation engineers. Your work directly enables mission success — from establishing tracking data requirements and coordinating with ground station networks, to training flight dynamics operators and providing real-time navigation support during critical mission phases. Responsibilities include but are not limited to: Guiding Ground Navigation Trades and Analysis . Apply your subject matter expertise in statistical orbit determination to guide analysis and trades Collaborating Across Disciplines . Interface with GNC, systems engineering, and flight operations to ensure ground navigation processes are properly integrated and validated end-to-end Representing Blue Origin to External Partners . Interface with tracking providers and customers Developing Flight Dynamics Software . Design architectures and build software to meet evolving mission needs Performing Ground Navigation Operations . Contribute to live, ground-based orbit determination for both crewed and uncrewed lunar missions Collaborating Across Business Units . Serve as a key technical reviewer for navigation-related design reviews across business units Mentoring and Leading . Provide technical leadership and mentorship to navigation engineers; establish best practices for algorithm development, testing, and verification Minimum Qualifications B.S. in Mechanical Engineering, Aerospace Engineering, Electrical Engineering, or related fields 12+ years of proven experience focused on trajectory analysis, flight dynamics, or ground navigation Strong track record developing and implementing orbit determination algorithms Deep expertise in radiometric navigation techniques (Doppler and ranging) Strong fundamentals in astrodynamics, orbital mechanics, and estimation theory Applied experience in the full ground navigation lifecycle from conceptualization through operational flight support Experience coordinating with the Deep Space Network for tracking and data acquisition Proficiency in one or more of: Julia, Python, C++, Rust, or MATLAB Excellent verbal and written communication skills Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum. Preferred Qualifications M.S. in Mechanical Engineering, Aerospace Engineering, Electrical Engineering, or related fields 15+ years of proven experience focused on trajectory analysis, flight dynamics, or ground navigation Experience in cislunar navigation Experience leading a navigation team through design, development, and operational flight Experience performing spacecraft operations (e.g. navigation support, maneuver planning, or real-time anomaly resolution) Experience using the Monte software package Experience with DevOps processes including configuration control, continuous development and deployment workflows, Agile methodologies, and software code review. Experience with software development tooling such as Jira, git, Jenkins, Docker, Visual Studio, or VSCode Base Pay Range for: CO applicants is $173,466.00 - $242,851.35 WA applicants is $183,193.00 - $256,469.85 Other site ranges may differ Culture Statement Don’t meet all desired requirements? Studies have shown that some people are less likely to apply to jobs unless they meet every single desired qualification. At Blue Origin, we are dedicated to building an authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every desired qualification in the job description, we encourage you to apply anyway. You may be just the right candidate for this or other roles. Export Control Regulations Applicants for employment at Blue Origin must be a U.S. citizen or national, U.S. permanent resident (i.e. current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum. Background Check Required for all positions: Blue’s Standard Background Check Required for Certain Job Profiles: Defense Biometric Identification System (DBIDS) background check if at any time the role requires one to be on a military installation Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs. and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for certain Job Profiles: Ability to obtain and maintain Merchant Mariner Credential, which includes pre-employment and random drug testing as well as DOT physical Benefits Benefits include: Medical, dental, vision, basic and supplemental life insurance, paid parental leave, short and long-term disability, 401(k) with a company match of up to 5%, and an Education Support Program. Stock Options for all regular employees (working at least 20 hours/week) Paid Time Off: Up to four (4) weeks per year based on weekly scheduled hours, and up to 14 company-paid holidays. Dependent on role type and job level, employees may be eligible for benefits and bonuses based on the company's intent to reward individual contributions and enable them to share in the company's results, or other factors at the company's sole discretion. Bonus amounts and eligibility are not guaranteed and subject to change and cancellation. Please check with your recruiter for more details. Equal Employment Opportunity Blue Origin is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified and dedicated work force. Blue Origin hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork. We provide all qualified applicants for employment and employees with equal opportunities for hire, promotion, and other terms and conditions of employment, regardless of their race, color, religion, sex, sexual orientation, gender identity, national origin/ethnicity, age, physical or mental disability, genetic factors, military/veteran status, or any other status or characteristic protected by federal, state, and/or local law. 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