Union Payroll Jobs in Colorado (NOW HIRING)

Payroll Specialist
Make an Impact Every Payday. Build Your Payroll Career with a Growing Team.
Are you detail-oriented, driven by accuracy, and looking to expand your payroll expertise? Join a growing Accounting & Finance team where you'll play a critical role in ensuring employees across multiple states are paid accurately and on time every week.
This is more than a payroll processing position. You'll gain hands-on experience with multi-state payroll, union payroll, certified payroll reporting, payroll taxes, garnishments, and process improvement initiatives while working alongside experienced payroll professionals. If you thrive in a fast-paced environment, enjoy solving problems, and want an opportunity to grow your career, we'd love to hear from you.
What You'll Do
As a Payroll Specialist, you'll help support weekly payroll operations for both office and field employees while ensuring accuracy, compliance, and exceptional service.
Key Responsibilities

• Collect, review, and validate weekly timesheets for office and field employees.
• Partner with supervisors and field personnel to obtain missing approvals, documentation, and payroll information.
• Process complex pay calculations, including per diem payments and travel reimbursements.
• Assist with posting and finalizing weekly payroll while ensuring all entries reconcile accurately.
• Support ACH payroll processing and direct deposit activities.
• Process payroll corrections, adjustments, and standard deductions.
• Prepare live payroll checks for distribution and coordinate payroll funding transfers.
• Administer payroll pay card programs and maintain employee payroll records.
• Investigate and resolve payroll-related banking discrepancies.
• Set up and manage wage garnishments and child support deductions.
• Respond to unemployment inquiries and related documentation requests.
• Assist with certified payroll and prevailing wage reporting requirements.
• Maintain accurate, organized, and compliant payroll records.
• Handle high-volume payroll data entry with exceptional attention to detail.
• Collaborate with payroll leadership on process improvements and best practices.
• Support a diverse workforce, including union, field, and office employees across multiple states.

What We're Looking For
Required Qualifications

• High school diploma or equivalent.
• 1-3 years of payroll processing experience.
• Strong attention to detail and commitment to accuracy.
• Ability to meet recurring payroll deadlines in a fast-paced environment.
• Proficiency in Microsoft Excel and spreadsheet management.
• Experience handling confidential employee information professionally.
• Strong data entry and organizational skills.
• Familiarity with payroll systems and technology.
• Excellent communication and problem-solving abilities.
• Ability to investigate discrepancies and resolve issues proactively.

Preferred Qualifications

• Associate's degree in Accounting, Business, or a related field.
• Multi-state payroll experience.
• Construction, engineering, manufacturing, or industrial payroll experience.
• Union payroll experience.
• Certified payroll and prevailing wage reporting exposure.
• Experience with Viewpoint/Vista payroll systems.
• Knowledge of payroll taxes, garnishments, and compliance requirements.
• Familiarity with Davis-Bacon and prevailing wage regulations.
• Interest in building deeper expertise in payroll operations and compliance.

Why Join Us?
✅ Gain exposure to union and multi-state payroll operations
✅ Work alongside experienced payroll professionals and leaders
✅ Develop specialized expertise in certified payroll and compliance reporting
✅ Join a financially stable, growing organization with long-term career opportunities
✅ Be part of a collaborative team that values accuracy, accountability, and continuous improvement
Work Environment
This is a full-time, office-based role supporting weekly payroll cycles in a dynamic and fast-moving environment. You'll work closely with payroll leadership and a dedicated payroll team while supporting employees across multiple locations and projects. Our culture is built on collaboration, professional growth, and a "can-do" attitude that empowers employees to develop their skills and advance their careers.
Ready to put your payroll expertise to work and grow your career? Apply today and become an essential part of a team that keeps employees paid accurately, on time, every time.
Job Type & Location
This is a Contract to Hire position based out of Aurora, CO.
Pay and Benefits
The pay range for this position is $26.00 - $33.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Aurora,CO.
Application Deadline
This position is anticipated to close on Aug 20, 2026.
About Aston Carter
Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com for other accommodation options.
San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.
Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.