Muon is seeking a Senior People Business Partner (aka HRBP) to drive people strategy and execution across our growing organization. This is a full-stack role: you will architect foundational people programs and effectively execute the end-to-end operational implementations required to bring those strategies to life.
Operating with a high degree of autonomy, you will act as a trusted advisor to departmental leaders and managers. You will combine strategic systems-level thinking with exceptional warmth, approachable communication, and a genuine helpfulness that empowers employees and managers across the company. The position will report to the VP of People Operations.
This position is hybrid and requires working on-site in our San Jose, CA office three days per week. Could flex to accommodate remote for exceptional candidates who are located in the West Coast timezone and could travel to the Bay Area at least once a quarter.
Responsibilities- Strategic Architecture & Operational Execution
- Architect and implement critical People Ops initiatives—from new manager training to talent review cycles—from initial design through final launch.
- Continuously evaluate workflows to eliminate operational friction across a distributed workforce, building scalable solutions that enable growth and mitigate organizational risks.
- Manager Development & Coaching
- Partner directly with directors and frontline managers to build manager capability, serving as a warm, grounded coach on leadership best practices.
- Design and deliver structured manager development programs that equip leaders to manage high-performing teams, navigate complex performance management, and deliver constructive feedback.
- Guide and upskill managers on policy execution through clear, accessible documentation and hands-on guidance.
- Autonomous Problem Solving & Employee Relations
- Act with high autonomy to identify, diagnose, and resolve company culture vulnerabilities and complex personnel challenges before they impact the business.
- Handle complex employee relations, performance discussions, and sensitive workforce issues with extreme discretion, empathy, and integrity.
- Use analytical judgment and contextual reasoning to solve ambiguous problems where precedent may be limited.
- Culture & Operational Excellence
- Serve as a visible anchor for Muon’s values, fostering a workplace culture anchored in continuous growth, feedback, warmth, and mutual respect.
- Provide a helpful, empathetic, and approachable point of partnership for employees at every level, ensuring questions and concerns are met with clarity and care.
- Experience: 6–10+ years of progressive HRBP or People Operations experience in fast-paced environments, with a proven track record of full-stack ownership (both strategic design and tactical implementation).
- Manager Enablement: Demonstrated success designing, facilitating, and driving manager development initiatives and coaching leadership cohorts.
- Autonomy & Drive: Proven ability to translate broad business goals into actionable project roadmaps and execute independently with minimal direction.
- Warmth & Interpersonal Skills: Outstanding verbal and written communication skills with a natural approachability, high emotional intelligence, warmth, and a customer-service mindset.
- Problem Solving & Discretion: Exceptional judgment when navigating ambiguous employee relations matters, maintaining absolute confidentiality and security around sensitive personnel data.
- Systems and Documentation: Hands-on experience architecting and managing modern HR systems (Rippling, Lattice) and building out accessible and clear documentation (Google Workspace, Confluence).
The salary range for this role is $173,000 - $191,000, plus a competitive equity grant and comprehensive benefits package. Final compensation will be determined based on skills, qualifications, experience, and geographic location as assessed during the interview process.
Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.
Taking Care of Our TeamAt Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.
Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application! In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.
Muon is currently registered and able to hire in the following states:
AL, AZ, CA, CO, CT, DC, FL, GA, IL, IA, ID, MD, MA, MI, MN, MO, NJ, NY, NC, OH, OR, PA, TN, TX, VT, VA, WA
This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. The Company may, for legitimate business reasons, decline to pursue any export licensing process.
Skills Required
- 6-10+ years of progressive HRBP or People Operations experience in fast-paced environments
- Proven track record of full-stack ownership spanning strategic design and tactical implementation
- Experience designing, facilitating, and driving manager development initiatives
- Experience coaching leadership cohorts
- Ability to translate broad business goals into actionable project roadmaps and execute independently with minimal direction
- Outstanding verbal and written communication skills, approachability, emotional intelligence, warmth, and customer-service mindset
- Exceptional judgment handling ambiguous employee relations matters and confidential personnel data
- Hands-on experience architecting and managing modern HR systems, including Rippling and Lattice
- Experience building accessible documentation using Google Workspace and Confluence
- Ability to work on-site in San Jose, California three days per week, or be located in the West Coast timezone and travel to the Bay Area at least once per quarter
- Eligibility to access export-controlled information under applicable U.S. Government regulations
What We Do
Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. From climate monitoring to national security, Muon Space is dedicated to delivering Earth intelligence for a safer and more resilient world.
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