Senior Payroll Analyst

About the role

Deer Park Refining Limited Partnership (DPRLP) known as PEMEX Deer Park is a highly complex refinery located 18 miles east of Houston in Deer Park, TX, and is a part of the PEMEX group which is a fully integrated oil company in the Americas, working across the entire value chain: exploration, production, industrial processing/refining, logistics and marketing. The refinery’s rated capacity is 340,000 barrels per day and has the feed flexibility to process multiple grades of crudes to produce the high-quality transportation fuels the world needs.

PEMEX Deer Park provides a diverse and inclusive work environment that employs approximately 1000 employees with another 1200 contractors on site. We set high standards of performance and ethical behaviors and offer challenging and fulfilling job opportunities in a number of fields. We take great pride in our ability to ensure the health and safety of our workers and the environment while being a good neighbor and have a positive impact on the local community where we work.

Responsibilities

The Senior Payroll Analyst is responsible for ensuring the accurate, timely, and compliant processing of payroll for all employees. This role serves as a subject matter expert in payroll operations, analyzes payroll data and processes, identifies opportunities for improvement, and ensures compliance with federal, state, and local regulations.

• Lead end-to-end payroll processing for union and non-union employees, ensuring timely, accurate, and compliant payroll execution in accordance with federal, state, local, and collective bargaining agreement requirements.
• Review, validate, and reconcile payroll transactions, including wages, overtime, shift differentials, bonuses, commissions, garnishments, and tax withholdings.
• Ensure accurate payroll tax reporting, filings, deposits, and compliance with applicable regulatory requirements.
• Manage payroll audits, quarter-end and year-end activities, including W-2 processing, payroll reconciliations, and reporting requirements.
• Prepare, analyze, and validate payroll reports pre- and post-processing to identify discrepancies and ensure data integrity.
• Administer employee payroll-related life cycle events, including new hires, transfers, promotions, leaves of absence, terminations, and employee status changes.
• Serve as the primary point of contact for employee, manager, and stakeholder inquiries related to payroll, taxes, wage calculations, and compliance matters.
• Partner with Finance to reconcile payroll accounts, labor allocations, accruals, and general ledger transactions.
• Coordinate with third-party payroll providers and external agencies to resolve payroll-related issues and ensure service excellence.

Qualifications

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skills, and abilities required.

• Bachelor's degree in Human Resources, Business Administration, Accounting, Finance, or a related field required.
• Equivalent combination of education and relevant payroll experience may be considered.
• Certified Payroll Professional (CPP) designation preferred.
• Additional certifications in payroll, HRIS, accounting, or compliance are a plus.
• Minimum of 7–10 years of progressive payroll experience, including full-cycle payroll processing.
• Experience processing payroll in a multi-state environment preferred.
• Experience supporting both union and non-union employee populations preferred.
• Strong knowledge of payroll tax regulations, wage and hour laws, garnishments, and payroll compliance requirements.
• Experience preparing payroll reconciliations, audits, and year-end reporting activities, including W-2 processing.
• Proficiency with payroll and HRIS systems (e.g., UKG, ADP, Workday, SAP, or similar platforms).
• Advanced Microsoft Excel skills, including data analysis, reporting, and reconciliation.

Skills

• Strong diligence and analytical skills.
• Ability to troubleshoot complex payroll calculations / discrepancies and optimize inefficient processing workflows.
• Ability to communicate effectively with employees, managers, vendors, and regulatory agencies in both written and verbal formats.
• Demonstrated commitment to maintaining the highest standards of ethics, confidentiality, and protection of sensitive employee and company information.
• Project management and change management capabilities.
• End-to-end payroll processing (union and non-union environments).
• Multi-state payroll administration.
• Payroll tax regulations, reporting, and filings.
• Wage and hour compliance (FLSA, federal, state, and local laws).
• Garnishment administration and payroll deductions.
• Payroll reconciliation and general ledger balancing.
• Year-end payroll processing (W-2s, quarterly and annual reporting).
• HRIS and payroll systems proficiency (e.g., UKG, ADP, Workday, SAP, Oracle).
• Advanced Microsoft Excel skills (pivot tables, VLOOKUP/XLOOKUP, formulas, data analysis).
• Payroll reporting, analytics, and audit preparation.
• Internal controls and SOX compliance.
• Data management and data integrity practices.

Benefits

We value our employees’ time and efforts. Our commitment to your success is enhanced by our competitive compensation and an extensive benefits package including paid time off, medical, dental, and vision benefits, and future growth opportunities within the company.

Plus, we work to maintain the best possible environment for our employees, where people can learn and grow with the company. We strive to provide a collaborative, creative environment where each person feels encouraged to contribute to our processes, decisions, planning and culture.