Senior Mechanical Engineer, Deployable Solar Arrays

Welcome to Planet. We believe in using space to help life on Earth. Planet designs, builds, and operates the largest constellation of imaging satellites in history. This constellation delivers an unprecedented dataset of empirical information via a revolutionary cloud-based platform to authoritative figures in commercial, environmental, and humanitarian sectors. We are both a space company and data company all rolled into one. Customers and users across the globe use Planet's data to develop new technologies, drive revenue, power research, and solve our world’s toughest obstacles. As we control every component of hardware design, manufacturing, data processing, and software engineering, our office is a truly inspiring mix of experts from a variety of domains. We have a people-centric approach toward culture and community and we strive to iterate in a way that puts our team members first and prepares our company for growth. Join Planet and be a part of our mission to change the way people see the world. Planet is a global company with employees working remotely world wide and joining us from offices in San Francisco, Washington DC, Germany, Austria, Slovenia, and The Netherlands. About the Role: The Mechanical Engineering team at Planet is seeking a Mechanical Engineer to help drive the design of key spacecraft subsystems across Planet’s fleet of Earth-imaging satellites! Your mission will be to champion our spacecraft design efforts, from the subsystem level, all the way up to the top-level spacecraft. The ideal candidate will be a seasoned mechanical designer who has led mechanical subsystem development across multiple programs from conceptual design through manufacturing and testing and into flight. As a member of the Mechanical Engineering team within Planet’s Space Systems division, you will be a key contributor and stakeholder in Planet’s agile aerospace approach to spacecraft design, and will work closely with Planet Mechanical Engineering Team, Qualification Team, and Manufacturing team as well as the rest of Planet’s leading-edge spacecraft design teams. This is a full-time, hybrid role which will require you to work from our San Francisco office 3 days per week. Impact You'll Own: Own the mechanical design on key spacecraft subsystems across Planet’s satellite fleet Drive documentation and presentation of new designs throughout design phases and reviews Collaborate with structural analysis team to drive/perform analyses on key spacecraft subsystems to meet stiffness and strength requirements Drive part/assembly tolerancing using geometric dimensioning and tolerancing (GD&T), and own release of drawing packages for part fabrication Perform design and analysis responsibilities Drive part/assembly design and fabrication at key subsystem vendors Collaborate with manufacturing team to implement key spacecraft design for manufacturing (DFM) and design for assembly (DFA) features Support interface control document (ICD) development and size and develop interfaces for your subsystems Support test planning and qualification campaigns Support debugging and root-causing on-orbit anomalies and production Be hands on with flight and test hardware What You Bring: 6+ years experience owning products from requirements, through conceptual and detailed component design, and into test and manufacturing 2+ years specifically in deployable solar array design including: panel architecture and trades, mechanisms design, and prototype, qualification, and productionization of all hardware Experience with design and fabrication of composites, photovoltaics, and metal components Experience with high level architecture design, developing ICDs, managing requirements and budgets for a subassembly Experience with dynamic hardware builds, test plan creation, and hardware validation Advanced in computer-aided design (CAD) software and Product Lifecycle Management software. Solid experience using GD&T and ANSI Y14.5 to generate good quality, low cost parts Bachelor’s degree in Mechanical Engineering or other related engineering or science degree Ability to be self-motivated and responsible while working in a dynamic environment Excellent verbal and visual communication skills What Makes You Stand Out: 2+ years of experience designing mechanisms, electromechanical components, or solar arrays Experience designing products for low or mid volume serial production and have a good understanding of the tradeoffs between manufacturing methods for these volumes Ability to drive manufacturers and DFM/DFA Experience in optics/opto-mechanical hardware, mechanisms, structures, and/or electronics/RF packaging Machine shop experience fabricating or modifying parts (CNC Mill/Router, Mill, Lathe, Laser Cutter, 3D printer) Proficiency in Python, Matlab, and/or Visual Basic (VBA) Application Deadline: May 9, 2026 by 11:59pm PT EAR/ITAR Requirements: This position requires access to export-controlled information, and as such, employment (or hiring of a contractor) is contingent upon the candidate’s ability to access all applicable export-controlled information without additional export licensing being required by the Bureau of Industry and Security and/or the Directorate of Defense Trade Controls. Benefits While Working at Planet: These offerings are dependent on employment type and geographical location, based upon applicable law or company policy. Comprehensive Medical, Dental, and Vision plans Health Savings Account (HSA) with a company contribution Generous Paid Time Off in addition to holidays and company-wide days off 16 Weeks of Paid Parental Leave Wellness Program and Employee Assistance Program (EAP) Home Office Reimbursement Monthly Phone and Internet Reimbursement Tuition Reimbursement and access to LinkedIn Learning Equity Commuter Benefits (if local to an office) Volunteering Paid Time Off Compensation: The US base salary range for this full-time position at the commencement of employment is listed below. Additionally, this role might be eligible for discretionary short-term and long-term incentives (bonus and equity). The final salary range is determined by job related experience, skills and location. The range displays our typical hiring range for new hire salaries in US locations only. Your recruiter can share more about the specific salary range for your preferred location during the hiring process. San Francisco Salary Range $144,500—$180,600 USD San Francisco Fair Chance Ordinance Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Why we care so much about Belonging. We’re dedicated to helping the whole Planet, and to do that we must strive to represent all of it within each of our offices and on all of our teams. That’s why Planet is guided by an ultimate north star of Belonging—dreaming big as we approach our ongoing work. If this job intrigues you, but you’re thinking you might not have all the qualifications, please... do apply! At Planet, we are looking for well-rounded people from around the world who can contribute to more ways than just what is listed in this job description. We don’t just fill positions, we aspire to fulfill people’s careers, most excited about folks who are motivated by our underlying humanitarian efforts. We are a few orbits around the sun before we get to where we want to be, so we hope you’re excited to come along for the ride. EEO statement: Planet is committed to building a community where everyone belongs and we invite people from all backgrounds to apply. Planet is an equal opportunity employer, and committed to providing employment opportunities regardless of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, pregnancy, childbirth and breastfeeding, age, sexual orientation, military or veteran status, or any other protected classification, in accordance with applicable federal, state, and local laws. Know Your Rights. Accommodations: Planet is an inclusive community and we know that everyone has their own needs. If you have a disability or special need that requires accommodation during the hiring process, please reach out to accommodations@planet.com or contact your recruiter with your request. Your message will be confidential and we will be happy to assist you. Privacy Policy: By clicking "Apply Now" at the top of this job posting, I acknowledge that I have read the Planet Data Privacy Notice for California Staff Members and Applicants, and hereby consent to the collection, processing, use, and storage of my personal information as described therein. Privacy Policy (European Applicants): By clicking "Apply Now" at the top of this job posting, I acknowledge that I have read the Candidate Privacy Notice GDPR Planet Labs Europe, and hereby consent to the collection, processing, use, and storage of my personal information as described therein. AI in Our Interviewing Process: Planet is committed to providing an exceptional interview experience for all candidates. We are currently exploring AI interviewing technologies to better focus on candidates and less on trying to capture notes. As such, with the candidate's consent, select interviews may be recorded and include a Planet AI Notetaker for transcription and summarization purposes. Should an interview involve use of AI interview technologies, the candidate will receive notification and have the ability to opt out both in advance and/or real-time. Opting out will not affect one's candidacy. Candidate AI Policy: Planet embraces Artificial Intelligence (AI) tools, and we encourage its responsible use. We understand that candidates may use various resources, including AI tools, to prepare for interviews and assessments. However, during any live interview stage or when actively completing assessments for this position, the use of AI tools—e.g. Large Language Models (LLMs), deep fake technology, etc.—is strictly prohibited unless explicitly prompted by an interviewer or assessment instructions. If you are unsure about acceptable use, please contact your recruiter for clarification. If an AI tool or similar technology is desired as an accommodation, please contact accommodations@planet.com with your request for assistance. Your message will be confidential, and we will be happy to assist you. Violation of this policy may result in disqualification of your application.