Senior People Business Partner

Antares

$100K — $130K *
Business Services
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree required.
  • 5+ years HR or People Operations experience in a dynamic environment.
  • Strong knowledge of California employment laws and HR best practices.
  • Experience in a startup or scaling company preferred.
  • Background in supporting engineering, R&D, or manufacturing teams is a plus.

Responsibilities

  • Champion a people-first company culture aligned with Antares' values.
  • Develop and implement HR policies and operational processes.
  • Serve as primary resource for HR policies and employee relation matters.
  • Partner with leaders to enhance talent management and organizational design.
  • Support employee lifecycle processes, ensuring legal compliance.
  • Collaborate with finance on headcount and workforce planning.
  • Utilize people analytics to recommend data-driven solutions.
  • Contribute to cross-functional HR initiatives and projects.

Benefits

  • Access to a brand new 322,000 square foot facility designed for collaboration and innovation.
  • Located in a thriving tech hub with numerous high-growth startups.
  • On-site work environment promoting teamwork and employee engagement.
Full Job Description
Roles and Responsibilities:
  • Champion a high-performing, people-first culture that reflects Antares' values and supports employee engagement and business success.
  • Develop and implement HR policies, compliance practices, and operational processes that are practical and scalable.
  • Serve as the primary resource for employees and managers on HR policies, employee relations issues, and workplace matters, handling investigations and resolutions with sound judgment and discretion.
  • Partner with leaders to understand team dynamics, organizational health, and business priorities, providing strategic guidance on talent, performance, organizational design, and change management.
  • Partner with people leaders to build their coaching and feedback capabilities through leadership development programs, manager training, and ongoing 1:1 support.
  • Lead and support employee lifecycle processes, including internal mobility, promotions, offboarding, leaves of absence, accommodations, and other People Operations processes while ensuring compliance with federal, state, and local employment laws.
  • Partner with Finance and business leaders on headcount planning, organizational changes, workforce planning, and job architecture to support business growth and operational efficiency.
  • Leverage people analytics and workforce metrics-including hiring, retention, engagement, performance, and organizational trends-to identify opportunities and recommend data-informed solutions.
  • Contribute to cross-functional People initiatives and special projects that support the continued growth and evolution of Antares.


Basic Qualifications:
  • Bachelor's degree.
  • 5+ years of progressive HR or People Operations experience in a high-growth, high-performance environment.
  • Strong knowledge of employment laws and HR best practices across multiple jurisdictions, especially in California


Preferred Skills & Experience:
  • Experience as the first or early HR hire at a startup or scaling company.
  • Experience supporting both exempt and non-exempt employee populations.
  • Background supporting engineering, R&D, or manufacturing teams.
  • Experience with Rippling HRIS strongly preferred.
  • Knowledge of employment laws and HR best practices across other states, including WA, ID, SC, and others
  • Familiarity with compensation planning, organizational design, and workforce planning.
  • Demonstrated ability to build trusted relationships and influence leaders at all levels through thoughtful coaching and consultative partnership.
  • Experience managing sensitive employee relations matters with sound judgment, discretion, and a balanced, business-minded approach.
  • Excellent verbal and written communications skills. Ability to be direct, clear, and confident in interpersonal matters.
  • Experience rolling out performance review cycles.


Additional Requirements:
  • Ability to work long hours and weekends as necessary to support critical milestones
  • This role requires being on-site 5 days per week


Location
  • We are located in Torrance, CA in a 322,000 square foot, brand new facility featuring large open spaces for team collaboration, R&D, and production, as well as easy access to the 405, 105, and 110 freeways. Our facility is in the heart of Los Angeles' vibrant emerging tech ecosystem alongside many other high growth startups and enterprises.

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