Retirement Plan & Payroll Specialist

Job Title: Retirement Plan & Payroll Specialist (Part-Time)

Industry: Financial Services / Nonprofit

Location: Arlington, VA (Hybrid – on-site initially, then remote Mondays and Fridays)

Assignment Type: 4–6 Month (Part-Time, 20 hours per week)

Pay: $27.00 – $30.00 / Hourly (based on experience)

Work Schedule: 20 hours per week, flexible scheduling in collaboration with the HR Director

Benefits: This position is eligible for medical, dental, vision, and 401(k).

About Our Client:

Addison Group’s client is a mission-driven organization that provides financial services and educational support to individuals and families. Their small but dedicated HR team is seeking a seasoned Retirement Plan & Payroll Specialist to oversee retirement plan administration and ensure accurate, compliant payroll operations.

Job Description:

This role is ideal for a retirement plan expert who values precision, compliance, and a collaborative environment. The specialist will serve as the in-house resource for all retirement and payroll-related processes, supporting the HR department in maintaining efficient and compliant operations. This opportunity offers part-time flexibility while allowing meaningful impact on employees’ financial well-being.

Key Responsibilities:

• Administer daily operations of multiple retirement plans, including 401(k), 457(b), and pension plans.
• Ensure compliance with ERISA, IRS, and other regulatory requirements.
• Prepare and reconcile payroll deductions and employer contributions to plan vendors.
• Support bi-weekly payroll processing, including data verification, tax reporting, and compliance audits.
• Maintain accurate employee records and assist with annual filings and plan audits.
• Partner with internal HR and Finance teams to resolve discrepancies and support cross-functional processes.
• Provide excellent employee service through timely, accurate responses to benefit and payroll inquiries.

Qualifications:

• 5+ years of experience in retirement plan administration and payroll processing.
• Strong understanding of ERISA, IRS regulations, and payroll tax compliance.
• Experience managing 401(k), 457(b), and pension plan operations.
• Bachelor’s degree in Business, Finance, HR, or a related field preferred.
• Advanced attention to detail, analytical skills, and confidentiality in handling employee data.
• Proficiency with HRIS systems (Dayforce preferred) and familiarity with financial services platforms.
• Professional certifications such as CRPP, QKA, CPFA, or equivalent are a plus.

Perks:

• Flexible part-time schedule (20 hours/week)
• Opportunity for hybrid work after initial onboarding period
• Collaborative, mission-driven work environment

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.

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