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Human Resources Contractor Jobs in Santa Rosa, CA

General Plant Manager

Middletown, CA · On-site

$172K - $220K/yr

Specific responsibilities include overall human resources responsibility for supervisory leadership, operations and maintenance personnel and all sub-contractors with authority to hire and terminate ...

Oversees full\-time and part\-time staff, as well as external contractors and consultants, and ... human resources for efficiency and achievement of declared goals \n \n \n Ensuring financial ...

CASE MANAGER

Napa, CA · On-site

$30/hr

With comprehensive benefits and competitive wages, we trust that you will find all the resources ... contracting agency and the Program Manager. Learns, uses and models the principles of the "What ...

Showing results 41-60

Human Resources Contractor information

See Santa Rosa, CA salary details

$29K

$48.4K

$65.6K

How much do human resources contractor jobs pay per year?

As of Sep 6, 2026, the average yearly pay for human resources contractor in Santa Rosa, CA is $48,374.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,000.00 and $52,500.00 per year, depending on experience, location, and employer.

What are some typical challenges human resources contractors face when integrating with new client organizations?

Human Resources Contractors often encounter the challenge of quickly adapting to diverse company cultures and policies when joining new client organizations. Since contractors may work with multiple clients or on short-term projects, building trust and rapport with internal teams and stakeholders can require extra effort. Additionally, they must rapidly familiarize themselves with unique HR systems, compliance requirements, and organizational structures while delivering results within tight timelines. Effective communication and adaptability are key to successfully navigating these challenges.

What are the key skills and qualifications needed to thrive as a human resources contractor, and why are they important?

To thrive as a Human Resources Contractor, you need a solid understanding of HR best practices, employment law, and talent management, typically backed by a degree in human resources or related field and relevant experience. Familiarity with HR information systems (HRIS), payroll software, and certifications like SHRM-CP or PHR are often required. Exceptional communication, problem-solving abilities, and adaptability help you build relationships and handle diverse client needs. These skills ensure you can deliver effective HR solutions, maintain compliance, and support organizational goals in a dynamic contract-based environment.

What is the difference between Human Resources Contractor vs HR Specialist?

AspectHuman Resources ContractorHR Specialist
CredentialsRelevant HR certifications, experience, sometimes specific industry knowledgeHR certifications (e.g., SHRM-CP, PHR), degree in HR or related field
Work EnvironmentTemporary, project-based, often freelance or consultingFull-time or part-time in an organization’s HR department
Employer UsageHired by companies for specific projects or short-term needsEmployed directly by organizations to handle ongoing HR functions
Search & Comparison IntentLooking for flexible HR support or project-based rolesSeeking dedicated HR professionals for ongoing HR responsibilities

While both roles involve HR functions, a Human Resources Contractor provides temporary, project-specific support, whereas an HR Specialist is a full-time employee managing ongoing HR tasks within an organization.

What are popular job titles related to Human Resources Contractor jobs in Santa Rosa, CA?

For Human Resources Contractor jobs in Santa Rosa, CA, the most frequently searched job titles are:

What cities near Santa Rosa, CA are hiring for Human Resources Contractor jobs?

Cities near Santa Rosa, CA with the most Human Resources Contractor job openings:

Infographic showing various Human Resources Contractor job openings in Santa Rosa, CA as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 18% Part Time, and 3% Contract. Highlights an 83% Physical, 3% Hybrid, and 14% Remote job distribution, with an average salary of $48,374 per year, or $23.3 per hour.

General Plant Manager

Calpine Operating Services Company

Hidden Valley Lake, CA • On-site

$172K - $220K/yr

Other

Posted 4 days ago


Job description

Calpine, a business unit of Constellation Energy Corporation (Nasdaq: CEG), is America's largest generator of electricity from natural gas and geothermal resources with operations in competitive power markets. With 79 energy facilities in operation, Calpine’s fleet has the capacity to generate approximately 27,000 MW of electricity – enough to power approximately 27 million homes. Through wholesale power operations and its retail businesses, Calpine serves customers in 22 states and Canada. Its clean, efficient, modern and flexible fleet uses advanced technologies to generate power in a low-carbon and environmentally responsible manner.

The company was established on the premise that a strong commitment to the environment is inextricably linked to excellence in power generation and corporate responsibility. Since its founding in 1984, Calpine has led the power industry in its unwavering commitment to environmental stewardship. In addition, its renewable geothermal plants use steam generated deep below the earth's surface to produce clean, renewable electricity.


Job Summary (including but not limited to the following: other duties may be assigned)
Has overall responsibility for the day-to-day operations and maintenance of multiple fossil power production facilities or plants, leads, directs, and controls the day-to-day activities to achieve the short and medium-term financial and operating objectives set by the overall organization business plan. Specific responsibilities include overall human resources responsibility for supervisory leadership, operations and maintenance personnel and all sub-contractors with authority to hire and terminate employees, setting maintenance schedule and conducting routine maintenance, and managing ongoing training programs. Manages plant business and budget issues with home office interface. Proposes and implements equipment modifications and plant improvements. Implements, manages, maintains and updates all plant procedures, site policies, training and safety programs and work practices. Maintains safe and efficient operations of the facility, including accountability for regulatory compliance with all local, State, and Federal regulations. Will direct all aspects of activity at assigned plants to ensure desired generation in a safe manner at minimum cost.
The General Plant Manager is highly visible in the community, responsible for public relations and community interaction. The position is responsible for local interactions with customers including steam host and utility.


Job Responsibilities
• Manages multiple department functions with an operational focus.
• Manages activities of broad functional area through first level management and professionals, including
full human resources, cost and budgetary accountability.
• Decisions typically related to implementation of department strategy, intradepartmental coordination, and
business outcomes.
• Results have significant impact on costs and achievement of department objectives.
• Identifies opportunities which make a significant difference to the performance of multiple department
functions and possibly organization-wide impact.
• Makes decisions for large-scale projects, a closely related set of projects and/or initiatives involving multiple
functional areas.
• Establishes operational objectives for multiple functions including work plans and delegating assignments to
subordinate managers and senior professionals.
• Works within broad guidelines; applies advanced technical knowledge of multiple functions to solve complex
problems which may have long-term impact on the department.
• Manages multiple functions within a department with responsibility for results in terms of costs, methods and employees.

Job Requirements
• Bachelor’s Degree Engineering, Business Management or equivalent, prefer master’s degree.
• Previous leadership experience including a minimum of 5 years supervisory/managerial experience.

• Requires minimum of 15+ years in area of specialization, with a detailed understanding of electrical generation power plants, including startup, operations and maintenance of power plant

Salary Information

• Annual Rate Range - $172,739.72 to $220,243.14/year


Additional Calpine Information:
• Equal Opportunity Employer of Minorities, Females, Protected Veterans, and Individuals with Disabilities.
• Calpine is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities. If you are interested in applying for employment and need special assistance or an accommodation to use our website or to apply for a position, please send an e-mail with your request to hrrecruitment@calpine.com. Determination on requests for reasonable accommodation are made on case-by-case basis.
Please view Equal Employment Opportunity Posters provided by OFCCP here

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.