HR & Office Lead — Payroll, Onboarding & Culture

Rossmonster; Longmont (CO); On-site; USD 75,000 - 85,000; Full time

Benefits offered by this job

Paid time off

Sick leave

Health benefits

Dental benefits

Job summary

Rossmönster in Colorado is seeking a hands-on HR & Office Manager to serve as the primary day-to-day HR resource, supporting recruiting, onboarding, payroll and benefits, employee relations, performance management, compliance, and offboarding. You’ll partner with our PEO and manage office administration.

Onsite Monday–Friday with occasional evenings for launches. The compensation range is $75,000–$85,000, plus generous PTO, health and dental benefits, and a culture of exploration and excellence.

Qualifications

• 4+ years of progressive HR experience including generalist or manager roles.
• Hands-on experience with employee relations, recruiting, payroll, benefits, onboarding.
• Working knowledge of employment laws and HR best practices.
• Strong communication, organization, judgment, and follow-through.
• Comfortable working with employees and managers at all levels.
• SHRM-CP/PHR or similar certification is a plus but not required.

Responsibilities

• Serve as primary HR contact for employees and managers.
• Coordinate payroll changes and benefits questions with the PEO.
• Coordinate recruiting, interviews, and onboarding through to offers.
• Own onboarding and offboarding processes.
• Oversee day-to-day office administrative needs.

Skills

HR Generalist

Hiring & Recruiting

Payroll & Benefits

HR Compliance

Employee Relations

Confidentiality

HR Certification

Education

HR certification (SHRM-CP/PHR)

Job description

Rossmönster in Colorado is seeking a hands-on HR & Office Manager to serve as the primary day-to-day HR resource, supporting recruiting, onboarding, payroll and benefits, employee relations, performance management, compliance, and offboarding. You’ll partner with our PEO and manage office administration.

Onsite Monday–Friday with occasional evenings for launches. The compensation range is $75,000–$85,000, plus generous PTO, health and dental benefits, and a culture of exploration and excellence.