Sr. Payroll Administrator
Core Laboratories • Houston, Texas • Full Time
Posted on Tue, Sep 29, 2026
The Senior Payroll Administrator provides a full range of Payroll support functions for Core Laboratories. This role ensures accurate and timely processing of payroll, compliance with applicable laws and regulations, and continuous process improvement. The Senior Payroll Administrator relies on experience and solid business judgment to plan and accomplish goals and meet various payroll deadlines under the general supervision of the Manager of Payroll.
DUTIES & RESPONSIBILITIES
Process bi-weekly multi-state payroll, including garnishments, benefits deductions, and tax withholdings, ensuring compliance with federal and state wage and hour regulations.
Prepare and reconcile payroll journal entries and related account activity for the monthly financial close.
Manage payroll tax reporting requirements, including the review and submission of periodic, quarterly, and annual tax files through third-party providers.
Administer special payroll processes, including bonuses, commissions, incentive payments, and other non-routine payroll transactions.
Review and transmit bi-weekly NACHA files to support accurate and timely employee payments.
Develop ad hoc payroll analyses and management reports to support business and leadership decision-making.
Support quarterly and annual audits by providing requested payroll records, reconciliations, and supporting documentation.
Assist with testing, validation, and implementation of payroll tax, payroll system, and HRIS enhancements.
Audit payroll and employee data within Workday to ensure accuracy, completeness, and data integrity.
Support Canadian payroll processing activities and ensure compliance with applicable regulations.
Prepare payroll-related schedules and supporting documentation for financial statement reporting.
Provide payroll data and analysis to support corporate federal and state income tax reporting requirements.
Investigate payroll discrepancies and system issues, partnering with Payroll team members and management to identify and implement solutions.
Maintain compliance with internal controls, accounting policies, SOX requirements, and established payroll procedures.
Evaluate payroll processes, maintain process documentation, and recommend efficiency and control improvements.
Deliver exceptional customer service by responding to employee and management payroll inquiries within established service-level expectations.
QUALIFICATIONS
Bachelor’s degree in accounting or finance preferred.
High school diploma or equivalent required.
Minimum five years of in-house payroll experience required.
Multi-state payroll tax experience required.
HRIS system experience required, including Workday Payroll.
Certified Payroll Professional (CPP) preferred.
Canadian payroll regulations, tax requirements, and related payroll processes highly preferred.
KNOWLEDGE, SKILLS & ATTRIBUTES
Excellent computer skills required including proficiency with Word, Excel, and Outlook.
Demonstrated leadership and interpersonal skills required.
Ability to adapt to change in a fast-paced environment.
Strong oral and written communication skills required.
Attention to detail, excellent organizational skills, and strong analytical skills required.
Must be able to speak, read, and write English fluently.
Strong customer service skills required.
Core Laboratories, including all of its affiliated and related entities, is an equal opportunity employer and is committed to creating an inclusive environment for everyone. Employment decisions are made regardless of characteristics including, but not limited to, race, color, sex, sexual orientation, gender identity, national origin, age, disability, religion, genetic information, protected veteran or uniformed service member status, and any other characteristic protected under applicable law.
AuditFriendly salary estimate
The employer did not post a salary for this role. Based on AuditFriendly's salary intelligence model (comparable live postings, role, seniority, and location), we estimate base pay of $58,000–$79,000 per year (median ~$69,000). This is an AuditFriendly estimate, not an employer-provided figure.
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What the data says about this job
- Advertised pay for Payroll Administrator: a median of $61,360 across 529 priced postings. Explore the market
Measured from employers' own postings and public filings. How we measure