Payroll Specialist

Join One of the Fastest-Growing Companies in Government Services!

At ISN Corporation, headquartered in Bethesda, Maryland, we deliver specialized professional services to over 100 Federal government agencies across the country. Our reputation for excellence and results has earned us a spot on the Washington Business Journal’s list of the 50 Fastest Growing Government Contractors, as well as the Inc. 5000 list of Fastest Growing Private Companies—two years running!

We’re not just growing fast—we’re building something great.

We believe great work starts with a great workplace. Here’s what we offer to support you:

• Comprehensive medical coverage with prescription benefits
• Dental plan to keep you smiling
• Flexible spending accounts for smarter saving
• Company-paid short- and long-term disability insurance
• Free basic life insurance—because we’ve got your back
• A solid retirement plan to help you plan ahead

You’re organized, energetic, and ready to make an impact. You thrive in fast-paced environments, love checking things off your to-do list, and can juggle multiple priorities without breaking a sweat. Most importantly, you bring a positive attitude and a problem-solving mindset to everything you do. If you’re a self-starter with an eye for detail and a passion for excellence, we’d love to meet you.

This is a 3-month contract to hire opportunity.

The Payroll Specialist plays a critical role in ensuring the accurate and timely processing of employee payroll within the organization. This position is responsible for managing all aspects of payroll administration, including calculating wages, deductions, and taxes in compliance with federal, state, and local regulations. The Payroll Specialist will collaborate closely with HR and finance teams to maintain payroll records, resolve discrepancies, and support audits.

By leveraging payroll systems and software, the specialist ensures data integrity and confidentiality while delivering exceptional service to employees regarding payroll inquiries. Ultimately, this role contributes to the organization's financial accuracy and employee satisfaction by maintaining a seamless payroll process.

• Associate’s degree or equivalent experience in accounting, finance, or related field.
• Minimum of 5 years of experience processing payroll in a corporate environment.
• Proficiency with payroll systems such as Costpoint and ADP.
• Strong knowledge of payroll tax regulations and compliance requirements in the United States.
• Excellent attention to detail and organizational skills.

• Bachelor’s degree in accounting, Finance, or Human Resources.
• Certified Payroll Professional (CPP) or similar certification.
• Experience with multi-state payroll processing and state tax regulations.
• Familiarity with additional payroll software platforms and HRIS systems.
• Strong analytical and problem-solving skills.

• Process and execute payroll on a regular schedule using payroll software such as Costpoint and ADP.
• Calculate and remit payroll taxes, including federal, state, and local tax with holdings, ensuring compliance with all applicable laws.
• Maintain and update payroll records, including employee data, benefits deductions, and garnishments.
• Reconcile payroll accounts and resolve discrepancies or issues related to payroll processing.
• Respond to employee inquiries regarding payroll, deductions, and tax information in a timely and professional manner.
• Collaborate with HR and finance departments to ensure accurate employee data and payroll reporting.
• Prepare and submit required payroll tax filings and reports to government agencies.
• Support internal and external audits related to payroll and tax compliance.

The Payroll Specialist utilizes their expertise in payroll tax regulations and payroll processes daily to ensure compliance and accuracy in wage calculations and tax with holdings. Proficiency in payroll software such as Costpoint and ADP enables efficient processing and management of payroll data, streamlining operations and reducing errors. Strong organizational skills are essential for maintaining detailed payroll accounts and reconciling discrepancies promptly.

Communication skills are applied when addressing employee questions and collaborating with HR and finance teams to resolve payroll-related issues. Additionally, analytical skills support the preparation of tax filings and audit documentation, ensuring the organization meets all regulatory requirements.

Mission. Innovation. Impact.