Inversion

Inversion

Human Resources Manager

Playa Vista, California, United States · Exec · Contract

Work authorization requiredDetected 35 days ago
HRHRISOnboardingEmployment LawLeadershipCommunication

About the role

  • We are a rapidly growing aerospace startup at an inflection point.
  • You will report directly to the Senior Director of Talent & People and have a true seat at the table on people decisions and interface directly with the CEO.
  • Given the nature of our work, compliance is non-negotiable.

Responsibilities

  • Design and own a structured new hire onboarding program, including orientation, I-9 compliance, and 30/60/90-day check-ins
  • Partner with hiring managers to ensure smooth pre-boarding and day-one experiences
  • Manage offboarding, exit interviews, and CA-compliant final pay processes
  • Manage open enrollment including employee communication and carrier coordination

Requirements

  • 7+ years of HR generalist experience, with at least 3 years based in California
  • Deep, working knowledge of CA employment law
  • Experience with federal contractor compliance (OFCCP, EEO-1, VEVRAA, Section 503)
  • Proficiency with HRIS platforms
  • Background in aerospace, defense, or technical startup environments
  • Experience hiring and onboarding HR team members

Skills

  • Train and coach managers on feedback frameworks, calibration, and documentation best practices
  • Run employee engagement surveys and translate results into actionable programs
  • Partner with leadership on recognition and culture-building initiatives
  • Be a visible, trusted presence across all teams. The person employees come to
  • Define the scope and timing of the HR Generalist role in partnership with the Senior Director of Talent & People
  • Establish clear ownership, workflows, and growth paths within the HR function
  • Own day-to-day HRIS administration (Gusto)

Compensation

  • Maintain and annually update the employee handbook and all HR policies

Benefits

  • Own health, dental, vision, 401(k), and ancillary benefits programs end-to-end
  • Benefits Administration
  • Maintain full compliance with CA employment law: E.g. employee data, wage & hour, pay transparency, and mandatory leave

Company info

  • Inversion builds advanced reentry systems to deliver next-generation capabilities from space.
  • Our mission is to make Earth radically more accessible by turning Low-Earth Orbit into an on-demand logistics domain.
  • We see space not as a destination, but as a platform - one that unlocks unprecedented speed and global reach.
  • Our spacecraft are designed to deliver payloads anywhere on Earth in under an hour, operating through extreme reentry conditions and landing with high precision.
  • These systems open the door to new ways of testing, delivering, and operating at hypersonic speeds.
  • Inherently dual-use, our technology is built to meet urgent national security needs while laying the groundwork for future commercial applications.
  • Backed by leading investors including Y Combinator, Spark Capital, and Lockheed Martin Ventures, and working with partners such as the U.S. Space Force and NASA, Inversion is pushing the boundaries of what's possible in space-based defense and logistics.
  • Position Overview:
  • As our first HR hire, you will build the People function from the ground up designing the systems, programs, and culture infrastructure that will carry us through our next phase of growth.
  • This role starts as a hands-on individual contributor but is explicitly designed to grow into a people manager within 12-24 months, giving you the opportunity to shape both the function and the team beneath you.
  • You will be the company's authority on California employment law and federal contractor HR obligations protecting the company while building a culture where people genuinely want to work.

Equal opportunity

  • Inversion provides equal employment opportunities to all employees and applicants without regard to race, color, religion, age, sex, gender identity, sexual orientation, national origin, veteran status, or disability.
  • Inversion collects and processes personal data in accordance with applicable data protection laws.

Visa & Work Authorization

  • citizen, lawful permanent resident of the U
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This listing is sourced directly from Inversion's careers page and normalized into a canonical job model.