Human Resources Manager
Sierra Integrated Services, Inc.
Rancho Cordova, CA
$95,000 - $130,000 per year
Full-Time | Exempt
About Sierra Integrated Services
Sierra Integrated Services is a rapidly growing California-based vegetation management company serving utility, municipal, industrial, and commercial clients throughout the state. We provide vegetation management, wildfire mitigation, herbicide application, and environmental maintenance services that support critical infrastructure and public safety.
Founded on a commitment to safety, operational excellence, and strong leadership, Sierra has grown significantly in recent years and continues to expand its workforce, service offerings, and geographic footprint. We are proud to be an independently owned business led by a leadership team that values accountability, professionalism, and people development.
As we continue to grow, we are seeking an experienced Human Resources Manager to lead our people operations and help build the systems, processes, and culture that support our next stage of growth.
Position Summary
The Human Resources Manager serves as the company’s lead HR professional and is responsible for all Human Resources and Payroll functions. This role oversees employee relations, recruiting, payroll administration, benefits, compliance, performance management, and organizational development.
This position is ideal for an experienced HR professional who enjoys autonomy, thrives in a fast-paced environment, and is excited by the opportunity to have a meaningful impact on a growing organization.
Operating as an HR department of one, this individual will work closely with ownership, executive leadership, and operations management while serving as a trusted resource for employees throughout the organization.
Essential ResponsibilitiesPayroll & Administration
- Process and administer semi-monthly payroll.
- Audit payroll and timekeeping records for accuracy and compliance.
- Manage garnishments, deductions, payroll adjustments, and reporting.
- Maintain employee personnel files and HRIS records.
- Oversee onboarding and offboarding processes.
Employee Relations
- Serve as the primary HR resource for managers and employees.
- Conduct workplace investigations.
- Provide coaching and guidance on employee relations matters.
- Support performance management and disciplinary processes.
- Assist leaders in developing and retaining high-performing teams.
Recruiting & Talent Acquisition
- Manage full-cycle recruiting.
- Develop and maintain job descriptions.
- Coordinate interviews and hiring processes.
- Support workforce planning and succession initiatives.
Benefits & Leave Administration
- Administer employee benefits programs.
- Coordinate open enrollment and employee education.
- Manage leave administration and related compliance requirements.
Compliance & Risk Management
- Ensure compliance with California and federal employment laws.
- Manage workers’ compensation and return-to-work programs.
- Coordinate unemployment claims and responses.
- Maintain HR policies, procedures, and required employment notices.
Organizational Development
- Coordinate performance evaluation programs.
- Support leadership development initiatives.
- Assist with employee engagement and recognition programs.
- Continuously improve HR systems and processes.
Required Qualifications
- Bachelor’s Degree in Human Resources, Business Administration, Organizational Leadership, or a related field.
- Minimum of 5 years of progressive Human Resources experience.
- Minimum of 3 years of payroll administration experience.
- Strong knowledge of California employment law and HR compliance.
- Experience conducting workplace investigations.
- Experience supporting employee relations and performance management.
- Excellent communication, organizational, and problem-solving skills.
- Ability to work independently and manage competing priorities.
- High level of professionalism, discretion, and integrity.
- Employment is contingent upon successful completion of all pre-employment requirements, which may include a background check, motor vehicle record review, drug screening, reference verification, and verification of eligibility to work in the United States, where permitted by law.
- Candidates must be able to meet all customer, site-access, and contractual eligibility requirements as a condition of employment and continued assignment.
Preferred Qualifications
- SHRM-CP, SHRM-SCP, PHR, or SPHR certification.
- Experience with Paycom.
- Experience supporting field-based or blue-collar workforces.
- Experience serving as the primary HR professional within an organization.
Benefits
- Medical Insurance
- Dental Insurance
- 401(k) with Company Match (up to 4%)
- Paid Time Off
- Paid Sick Leave
- Paid Holidays
- Professional Development Opportunities
- Career Advancement Opportunities
Our Core Values
We achieve excellence through:
- Professionalism
- Safety
- Teamwork
- Grit
- Tireless Pursuit of Results
Why Join Sierra?
This is an opportunity to step into a highly visible leadership role within a growing company where your work will directly influence culture, employee experience, compliance, and organizational success.
If you are looking for a role that combines strategic influence with hands-on execution, and you enjoy building systems, solving problems, and helping people succeed, we’d love to hear from you.
EEO
Sierra Integrated Services, Inc. is an Equal Opportunity Employer and is committed to creating and maintaining a workplace where all employees are treated with dignity and respect.
Employment decisions are made without regard to race (including traits historically associated with race, such as hair texture and protective hairstyles), religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, reproductive health decision-making, military or veteran status, or any other characteristic protected by federal, state, or local law.
Pursuant to California law, qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable laws, including the California Fair Chance Act.
Sierra Integrated Services participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the United States.
Pay: $90,000.00 - $130,000.00 per year
Benefits:
- 401(k)
- 401(k) matching
- Dental insurance
- Health insurance
- Paid time off
Work Location: In person
