Payroll Administrator

MWH is a leading water and wastewater treatment-focused general contractor in the US with a rich history dating back to the 19th century. Our mission is Building a Better World and we are rapidly growing across the nation.

As a company committed to our team's well‑being and growth, we offer a supportive work environment, opportunities for advancement, and the chance to contribute to a mission that shapes the future. Your expertise and ambition are valued here.

The work we do matters. The critical systems infrastructure we build changes lives, better communities, and improves ecosystems. If you’re passionate about this, we want to hear from you!

MWH is currently seeking a Payroll Administrator
. Under the direction of the Payroll Manager, the Payroll Administrator will assist with all payroll functions related to the processing of timecards and payroll. The role ensures the accuracy and integrity of payroll data, maintains records, and supports daily clerical operations for a workforce of over 800 professional and craft employees. Certified payroll reporting experience is required, and the position plays a critical role in maintaining efficient payroll processes while upholding high standards of confidentiality and precision.

This is a full‑time, regular position based onsite in Broomfield, CO.

• Responsible for pay period documentation filing to ensure proper record retention.
• Responsible for timely and accurate processing of employee payroll documents to include direct deposit forms, state and federal tax forms, and verification of tax jurisdictions. Knowledge of all human resource aspects of employee paperwork and its impact on the payroll process.
• Enters all garnishment and child support orders.
• Responsible for paycheck distribution in accordance with check distribution codes and special instructions.
• Monitors and maintains Help Desk e‑mails including research, responses to employees along with all necessary follow‑up, and data entry corrections/updates. Forwards complex issues to appropriate personnel.
• Completes employment verifications as required.
• Complete certified payrolls weekly.
• Frequent interaction with employees, field management and various functional work groups to research accounting issues, payroll issues and various Human Resource issues as they relate to the employee paychecks, timecards or FLSA status of the employee.
• Communicate employee issues and corrections both verbally and in writing to the employee, field management and various function work groups in a professional, concise manner.
• Assist with internal and external audits.
• Perform payroll research and additional assignments as directed by the Payroll Manager, Controller, or Human Resources personnel.
• Ability to handle multiple tasks in a deadline‑oriented environment.
• Strong customer service skills.
• Ability to maintain confidentiality.
• Other duties as assigned.

• High school diploma or equivalent required; associate’s degree in accounting or related field preferred.
• Minimum 2 years’ experience as a Payroll Administrator or in a similar role.
• Davis Bacon and Prevailing wage experience preferred.
• Certified payroll reporting experience.
• Knowledge of relevant Federal/State/local requirements preferred.
• Payroll records and pay practices preferred.
• Solid communication, interpersonal, and organizational skills.
• Prior work history in a payroll department that is customer‑centric focused preferred.
• Prior work history that demonstrates flexibility and attention to detail.
• Process oriented and able to work cross‑functionally in team environments.
• Equivalent combination of experience and training may be substituted.

• ERP System experience in multiple environments.
• Microsoft Office:
  Word, Excel expertise.

• Group health & welfare benefits including options for medical, dental and vision.
• 100% Company Paid Benefits:
  Employee Life Insurance & Accidental Death & Dismemberment (A&D), Spouse and Dependent Life & A&D, Short Term Disability (STD), Long Term Disability (LTD), Employee Assistance Program and Health Advocate.
• Voluntary benefits at discounted group rates for accidents, critical illness, and hospital indemnity.
• Flexible Time Off Program (includes vacation and personal time).
• Paid Sick and Safe Leave.
• Paid Parental Leave Program.
• 10 Paid Holidays.
• 401(k) Plan (company matching contributions up to 4 %).
• Employee Referral Program.

Equal Opportunity Employer, including disabled and veterans.

$60,000 – $70,000

Please note that all positions require pre‑employment screening, including drug and background check, as a condition of employment.

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