HR Manager – Payroll, Benefits, & Talent Acquisition
HERCO, LLC | Auburn Hills, MI | On-site | Full-time
Schedule: Monday–Friday, 7:30 a.m.–4:30 p.m.
Be the HR leader of a growing manufacturing company
HERCO is a growing industrial solutions company serving the die casting and manufacturing industries. We’re looking for a hands-on HR Manager to be our sole HR professional, an “HR department of one.” You’ll work directly with leadership and shape how we hire, develop and support our team.
You’ll own the full employee lifecycle: recruiting skilled trades talent, onboarding, payroll, benefits, employee relations, compliance and training. You’ll also run office administration, events and travel. If you like variety, work well on your own, and want your work to make a visible difference, we’d like to hear from you.
What You’ll Do
HR Operations & Compliance
- Run day-to-day HR operations and maintain compliant personnel records.
- Write, rewrite and maintain HR policies and the employee handbook.
- Create and update standard operating procedures (SOPs) for HR and administrative processes.
- Ensure compliance with federal and Michigan employment laws.
- Lead performance review programs and support workforce planning with leadership.
Payroll & PEO Partnership
- Process bi-weekly payroll in ADP TotalSource accurately and on time.
- Serve as HERCO’s main contact with our PEO, ADP TotalSource.
- Administer deductions, garnishments, benefit elections and payroll changes.
- Reconcile payroll reports, support year-end processing, and partner with Accounting.
Benefits & Leave
- Manage medical, dental, vision, life, disability and 401(k) programs through the PEO.
- Lead annual open enrollment and benefit communications.
- Serve as the liaison between employees, ADP TotalSource and benefit providers.
- Administer FMLA, disability, workers’ compensation and other leave programs.
Talent Acquisition & Onboarding
- Lead full-cycle recruiting for exempt and non-exempt roles, with a focus on skilled trades.
- Recruit for hard-to-fill technical roles, including field service technicians, HVAC technicians, and die casting and manufacturing positions.
- Build talent pipelines through trade schools, apprenticeship programs, industry networks and technical job boards.
- Partner with hiring managers on staffing needs and recruiting strategy.
- Write and post job ads; source, screen and interview candidates, including assessing technical skills and certifications.
- Coordinate background checks, references, pre-employment testing and offer letters.
- Run onboarding and new-hire orientation that sets employees up to succeed.
Training & Development
- Create and update training manuals, guides and new-hire orientation materials.
- Identify training needs and build training plans with department leaders.
- Schedule and coordinate internal and external trainings, including compliance and safety training.
- Track attendance, certifications and training records.
Employee Relations
- Advise employees and supervisors on workplace issues, coaching and discipline.
- Support conflict resolution, engagement and recognition programs.
Office Administration, Events & Travel
- Manage inventory and ordering for office, janitorial and kitchen supplies, plus snacks and beverages.
- Plan and coordinate company events, celebrations, meetings and employee recognition.
- Coordinate company travel, including flights, hotels and ground transportation.
- Oversee office operations and vendor relationships.
- Support leadership with special projects.
What You Bring
- 5+ years of progressive HR experience, including payroll and benefits administration.
- Proven full-cycle recruiting experience in skilled trades, such as manufacturing, HVAC, die casting or field service technicians.
- Experience working with a PEO; ADP TotalSource strongly preferred.
- Strong knowledge of federal and Michigan employment law.
- Experience writing policies, handbooks, SOPs and training materials.
- Manufacturing industry experience (strongly preferred).
- Event planning and office administration experience.
- Bachelor’s degree in Human Resources, Business Administration or a related field (preferred).
- Excellent communication, organization and time-management skills.
- Discretion with confidential information and a high level of professionalism.
- Advanced Microsoft Office skills, especially Excel, Outlook and Word.
What We Offer
- BCBS - Health, dental and vision insurance, AD&D, Life, and more...
- 401(k) with company match
- 20 days Paid time off and 9 holidays
- Professional development opportunities
- Direct access to leadership and a real voice in company culture
- A collaborative, entrepreneurial work environment
Ready to build HR at a growing company? Apply today.
HERCO, LLC is an equal opportunity employer.





