Job Title: Human Resources Manager (Temporary)Job Description

We are seeking a skilled Human Resources Manager to oversee and advise on HR functions, including interviewing and hiring staff, auditing payroll, and administering group insurance benefits. This temporary role, expected to last at least six months, offers an excellent opportunity to gain exposure to employee relations and manager coaching.

ResponsibilitiesAdvise managers on organizational policy matters and recommend necessary changes.Create and maintain employment records related to hiring, termination, leaves, transfers, promotions, or performance reviews.Perform on-boarding and termination processes for employees.Audit weekly payroll processing, ensuring accuracy and timeliness.Ensure all required weekly and monthly reports are accurate and submitted on time.Advise and assist supervisors and managers in administering discipline and handling grievances.Perform benefit administration including claims resolution, participant enrollment, and communication of benefit information.Negotiate and approve property and casualty insurance as well as workers' compensation insurance.Support managers and employees with HR needs.Maintain and protect employee files and documents, ensuring confidentiality.Safeguard information obtained or developed in workplace investigations.Administer and advise on performance and disciplinary actions.Essential Skills5+ years of HR experience, with at least the last 2 in a managerial role.Proficiency in human resources management, employee relations, and HR administration.Experience with union or certified payroll.2+ years of payroll experience, including auditing and full-cycle processing.Strong conflict resolution skills and ability to coach managers on handling difficult situations.Proficiency with HRIS systems.Additional Skills & QualificationsPHR/SPHR or SHRM certification preferred.Experience in a larger, more complex company.Familiarity with certified payroll processes.Work Environment

This position is 100% onsite, with working hours from 7:30 AM to 4:00 PM, including a 30-minute lunch break. The work environment is a blue-collar, male-dominated field, with a focus on construction and utility projects. Candidates should be comfortable with 'colorful' language and working in a dynamic, hands-on environment. The team consists of 126 employees, primarily based in California, and this role is part of an HR team of one, with support from the CEO, OOO, and Operations Manager.

Job Type & Location

This is a Contract position based out of Anaheim, CA.

Pay and Benefits

The pay range for this position is $55.00 - $58.00/hr.

Eligibility requirements apply to some benefits and may depend on your job\n classification and length of employment. Benefits are subject to change and may be\n subject to specific elections, plan, or program terms. If eligible, the benefits\n available for this temporary role may include the following:\n\n • Medical, dental & vision\n • Critical Illness, Accident, and Hospital\n • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available\n • Life Insurance (Voluntary Life & AD&D for the employee and dependents)\n • Short and long-term disability\n • Health Spending Account (HSA)\n • Transportation benefits\n • Employee Assistance Program\n • Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Anaheim,CA.

Application Deadline

This position is anticipated to close on Jan 19, 2026.

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\n\nAbout Aston Carter:\n

Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service.

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The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

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If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com for other accommodation options.

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