Summary
This job involves handling payroll processing, employee onboarding, and personnel tasks for a county human services agency, ensuring everything is accurate and on time while working closely with HR.
It's a support role that requires strong organization and computer skills to manage employee records and answer questions from staff.
A good fit would be someone detail-oriented with experience in payroll or HR who enjoys helping people and can juggle multiple deadlines.
Full Job Description
The Human Services Agency of San Mateo County is seeking qualified individuals for the position of Payroll-Personnel Coordinator III.
Under general direction, the Payroll-Personnel Coordinator III will:
- Provide accurate and timely processing of payroll for all employees and all new hire processes.
- Serve as liaison to Human Resources Department for personnel related matters.
- Attend quarterly payroll meetings.
- Assist in hiring, onboarding, and terminating of staff.
- Provide onboarding training and new employee "welcome".
- Maintain confidentiality and the security of employee personal information.
The ideal candidate will have:
- Strong computer skills and a working knowledge of Workday, Automated Time Keeping System (ATKS), or other payroll/human resources systems.
- Experience administering payroll and time-card functions in a local government setting.
- Ability to quickly learn and retain proficiency on complex processes and automated systems.
- Ability to perform data entry with speed, accuracy, and attention to detail.
- Experience with Word and Excel.
- Ability to perform accurate salary calculations.
- Ability to interpret and apply complex rules and policies pertaining to payroll, including labor contracts.
- Ability to handle multiple tasks and keep track of workflows under firm deadlines.
- Experience communicating effectively and providing prompt and courteous assistance to employees.
- Excellent customer service and interpersonal skills.
- Excellent organizational skills.
- Ability to promote and support a positive work environment.
- Strong understanding of the importance of timely and accurate payroll to the organization.
Requirements
Duties may include, but are not limited to, the following:
- Perform technical and specialized office support work, relating specifically to payroll and personnel at a departmental level, which requires the use of independent judgment and the application of technical skills.
- Process time reporting forms, verifying information and calculations, specific payroll rates related to such items as holiday, overtime, off-shift, and predetermined premium rates, and monitor leave and compensatory time totals.
- Coordinate and execute employee onboarding and off-boarding in conjunction with supervisors and the Human Resources Department; process paperwork required for new employees; provide employees guidance on how to navigate available onboarding resources.
- Interpret, explain, and comply with negotiated contracts, prescribed laws, rules, and regulations and confer with Human Resources and/or the Controller's Office as needed.
- Perform all personnel action processes including job changes, compensation changes, initiating hires, processing retroactive pay, etc.; research and assemble information from a variety of sources and make associated arithmetic and/or statistical calculations.
- Regularly generate and analyze audit reports related to time entry, job, and compensation changes to ensure accurate entry and completion of tasks by various department staff; identify and correct errors; notify individual employees of corrections or action needed and elevate communications to a supervisor as appropriate.
- Run reports as requested by management.
- Organize and maintain various files, including those related to personnel matters.
- Enter and retrieve data using a personal or on-line computer system; review computer or manually produced reports for accuracy and make corrections as required.
- Assist employees, supervisors, and managers with payroll, timecard, and personnel-related inquiries, and in interpreting and applying payroll, retirement, and benefit laws, rules, regulations, bargaining unit contracts, policies, and procedures; and resolve problems and recommend solutions.
- Respond to salary verification requests.
- Research record keeping issues including sick leave, vacation, or non-contract balances and perform appropriate action as needed.
- Interpret, explain, and comply with negotiated contracts, prescribed laws, rules, and regulations.
- Perform related duties as assigned.
Qualifications
Education and Experience:
Any combination of education and experience that would likely provide the required knowledge, skills, and abilities is qualifying. A typical way to qualify is:
- Two years of journey level general or fiscal office support experience, which has included payroll or personnel assistance OR three years of general clerical or office assistant experience.
Knowledge of:
- Methods and practices related to payroll and personnel processes in a complex, public agency.
- County labor contracts, Civil Service Rules, and other related policies and procedures.
- Standard processes for completing and processing varied payroll and personnel documents.
- Office administrative practices and procedures, including record keeping and the operation of standard office equipment.
- Basic business data processing and business arithmetic, including percentages and decimals.
- Correct English usage, including spelling, grammar, and punctuation.
- Record keeping principles and procedures.
- HRIS and timekeeping systems.
Skill/Ability to:
- Perform detailed technical and specialized payroll and personnel support work.
- Interpret complex written guidelines, rules, policies, and procedures and accurately apply the direction provided to operational actions and procedures.
- Work independently and organize, prioritize, and coordinate simultaneously occurring work activities.
- Establish and foster effective working relationships with those contacted in the course of the work.
- Analyze data and make arithmetic calculations as needed with speed and accuracy.
- Use initiative and sound independent judgment within established guidelines.
- Communicate effectively through verbal and written methods.
- Embrace and learn new technology, software, or systems especially those related to payroll and personnel coordination.
- Keep up to date and adapt quickly to changes in related procedures and HRIS business processes.
- Collaborate with managers and supervisors and give guidance and/or training on related payroll and personnel transactions.
- Operate standard office equipment, including a word processor, personal or on-line computer.
Additional Information
Open & Promotional. Anyone may apply.
Current County of San Mateo and County of San Mateo Superior Court of California employees with at least six months (1040 hours) of continuous service in a classified regular, probationary, or extra-help/limited term position prior to the final filing date will receive five points added to their final passing score on this examination.
The examination process will consist of an application screening based on the candidates' application and responses to the supplemental questions (weight: pass/fail). Candidates who pass the application screening may be invited to a panel interview (weight:100%). Depending on the number of applicants, an application appraisal of education and experience may be used in place of other examinations or further evaluation of work experience may be conducted to group applicants by level of qualification
.
Applicants meeting the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in San Mateo County, California and applicants must participate at their own expense.IMPORTANT: Applications for this position will only be accepted online. If you are currently on the County's website, you may click the
"Apply" button. If you are not on the County's website, please go to
https://jobs.smcgov.org/ to apply
. Responses to the supplemental questions must be submitted in addition to our regular employment application form. A resume will not be accepted as a substitute for the required employment application and supplemental questionnaire.
Tentative Recruitment Schedule
Final Filing Date for Applications:
Tuesday, February 17, 2025 at 11:59 p.m. PST
Application Screening: Wednesday, February 18, 2026Combined Panel Interviews: Monday, March 2, 2026About the CountySan Mateo County is centrally located between San Francisco, San Jose, and the East Bay.
With over 750,000 residents, San Mateo is one of the largest and most diverse counties in California and serves a multitude of culturally, ethnically, and linguistically diverse communities.The County of San Mateo, as an employer, is committed to advancing equity to ensure that all employees are welcomed in a safe and inclusive environment.
The County seeks to hire, support, and retain employees who reflect our diverse community. We encourage applicants with diverse backgrounds and lived experiences to apply.
Eighty percent of employees surveyed stated that they would recommend the County as a great place to work.
The County of San Mateo is an equal opportunity employer. We seek to hire, support, and retain employees who reflect our diverse community.

Analyst: Arlene Cahill (Payroll-Personnel Coordinator III – E537)