About InfinitumInfinitum is a pre-IPO climate-tech company reinventing the electric motor through its patented printed circuit board stator technology. Headquartered in Austin, Texas, with a manufacturing facility in Saltillo, Mexico, Infinitum is entering an exciting stage of growth and building the teams and processes needed to scale successfully.

The Role

Infinitum is seeking an experienced, hands-on HR Generalist to support employees throughout the complete employment lifecycle. This individual contributor will be responsible for onboarding, benefits administration, payroll support, employee relations, HR compliance, leave administration, HR systems, and related people operations.

The ideal candidate is comfortable managing detailed day-to-day HR activities while also identifying process gaps and improving how HR services are delivered. This person must exercise sound judgment, maintain confidentiality, and provide employees and managers with responsive, practical support.

What You’ll DoManage the complete onboarding and offboarding process, including employee documentation, I-9 and E-Verify completion, orientation, benefit enrollment, HR system updates, and coordination with IT, Finance, Facilities, and hiring managers.

Administer employee benefit programs and assist employees with eligibility, enrollment, life events, claims questions, and benefit-related issues.

Support annual open enrollment and coordinate with benefit brokers, insurance carriers, and other vendors.

Assist with payroll preparation by validating employee changes, deductions, timekeeping information, bonuses, reimbursements, and other payroll inputs.

Review payroll reports, investigate discrepancies, and coordinate corrections with Finance and the payroll provider.

Maintain accurate employee records, organizational information, and HR data within the HRIS.Serve as a trusted first point of contact for employee questions involving benefits, payroll, leave, policies, and workplace practices.

Support employee-relations matters, investigations, performance documentation, and corrective-action processes in partnership with HR leadership.

Administer employee leaves, workplace accommodations, and workers’ compensation processes.

Maintain compliance with federal, state, and local employment requirements, including FLSA, FMLA, ADA, ACA, I-9, EEO, and applicable Texas employment regulations.

Support EEO, OFCCP, VEVRAA, Section 503, and other reporting or audit requirements when applicable.

Maintain employee policies, handbooks, standard operating procedures, and required workplace notices.

Conduct regular audits of employee files, benefit records, payroll information, and HR-system data.

Prepare HR reports and identify trends, risks, or process improvements.

Support employee-engagement activities and other cross-functional HR initiatives as the company grows.

What You’ll BringFive to ten years of progressive, hands-on HR Generalist or HR Operations experience.

Active SHRM-CP, SHRM-SCP, PHR, or SPHR certification required.

Demonstrated experience with onboarding, benefits administration, payroll support, HR compliance, employee relations, and leave administration.

Working knowledge of federal and Texas employment laws; multi-state experience is strongly preferred.

Experience using HRIS, payroll, and benefits-administration platforms. Paycor experience is preferred.

Experience handling sensitive employee matters with professionalism, discretion, and sound judgment.

Strong attention to detail and the ability to manage several priorities and deadlines independently.

Excellent written and verbal communication skills.

Bachelor’s degree in Human Resources, Business Administration, or a related discipline, or equivalent professional experience.

Ability to work onsite in Austin four days per week.

Preferred Experience

Experience in a high-growth, pre-IPO, manufacturing, technology, or climate-tech organization.

Experience supporting federal-contractor compliance and audits.

Experience building or improving HR processes, documentation, and employee-service workflows.

Benefits

Comprehensive medical, dental, and vision coverage
Short-term and long-term disability coverage
Health Savings Account with employer contributions
Flexible Spending and Limited Purpose Flexible Spending Accounts
Traditional and Roth 401(k)
Stock options
Open paid-time-off policy12 paid holidays
Flexible work schedule
Company-paid lunch on Fridays
Community give-back opportunities
Infinitum is an equal-opportunity employer committed to creating an inclusive workplace.