HR Generalist

About Liquid Piston: Liquid Piston is an innovative technology company developing advanced rotary engines and power solutions. We are a fast‑paced, growing organization that values creativity, collaboration, and excellence. We are seeking an experienced HR Generalist to support our team’s growth and maintain a strong, compliant, and positive workplace culture.

Position Overview: The HR Generalist will play a key role in managing and executing a broad range of human resources functions s position involves hands‑on responsibility for employee lifecycle management from recruitment and onboarding to benefits administration, payroll, compliance and employee engagement. The ideal candidate is highly organized, detail‑oriented and capable of working independently in a dynamic environment.

• Support full‑cycle recruitment, including job postings, interview coordination, and candidate communication.
• Draft and submit offer letters for approval and signature; ensure compliance with applicable state laws.
• Manage new hire onboarding, ensuring a seamless integration into the company.
• Manage employee offboarding, ensuring all protocols are followed.
• Maintain and update the LPI Employee Handbook to reflect company policies and legal requirements.

• Select and administer yearly medical, dental, vision and disability insurance plans.
• Oversee day‑to‑day employee benefits management, including enrollments, changes and employee inquiries.
• Process and manage biweekly payroll in collaboration with finance.
• Conduct quarterly time‑off reviews and ensure accurate tracking of PTO and leave balances.

• Manage LPI reviews, performance plans and employee development plans in collaboration with leadership.
• All quarterly and annual performance reviews are completed on schedule by staff.
• Support the development of programs to enhance employee growth, retention, and engagement.

• Maintain compliance with federal, state, and local employment laws and regulations.
• Manage state business registrations when hiring remote employees; terminate registrations as necessary.
• Ensure offer letters, posters, and required notices comply with state and federal guidelines.
• Oversee employment visas and liaise with external immigration counsel as needed.
• Manage expense reports and ensure timely reimbursements.

• Maintain and manage co‑op and internship relationships with partner universities.
• Plan and manage LPI’s participation in conferences and professional events.
• Deploy upgrades to timekeeping and other new systems.
• Support miscellaneous HR and administrative projects as needed.
• Perform “anything else that may be required” to ensure smooth HR operations.

• Bachelor’s degree in Human Resources, Business Administration, or related field.
• 3+ years of progressive HR experience; manufacturing or technology environment preferred.
• Solid understanding of employment laws and compliance (multi‑state experience a plus).
• Experience with benefits administration, payroll, and HRIS platforms.
• Excellent organizational, communication, and interpersonal skills.
• Ability to manage multiple priorities in a fast‑paced, evolving environment.
• High attention to detail and professional discretion with confidential information.

• Flexible PTO: We value work‑life balance and encourage time to rest and recharge.
• Health & Wellness: Comprehensive medical, dental, and vision coverage. You choose what works best for you.
• Equity Participation: Permanent employees receive RSUs to share in our success.
• 401(k) Match: We offer a 401k w/100% matching up to 3% of your salary and then 50% of contributions between 3-5%.
• Career Growth: Ongoing training, mentorship, and learning opportunities to accelerate your growth.

At Liquid Piston, we embrace challenges, move fast, and celebrate curiosity. Our team thrives on collaboration, creativity, and perseverance. We understand that innovation involves risk—and we’re not afraid to fail forward.

Equal Opportunity

Employer:

Liquid Piston, Inc. is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, gender identity, national origin or protected veteran status and will not be discriminated against on the basis of disability.

All offers of employment at Liquid Piston are contingent upon the successful completion of a pre‑employment background check and drug screening.