About The Position

The Federation of American Scientists (FAS) is searching for a Benefits & Payroll Manager to join our People & Culture team and play a key role in supporting our employees and ensuring financial accuracy behind the scenes. In this position, you'll handle benefits administration and reconciliation, contribute to a broad range of administrative and payroll tasks that keep our operations running smoothly. This position plays a vital role in ensuring our team is supported through accurate, compliant, administration of pay and benefits programs. This role combines technical expertise with a people-first approach, ensuring employees are paid correctly, benefits are administered smoothly, and HR policies align with organizational values and legal standards. This position partners closely with Finance, People & Culture, and external vendors to manage systems, streamline processes, and enhance the employee experience across the organization. This is an ideal opportunity for someone who thrives in a collaborative, mission-driven environment and is comfortable managing confidential information with integrity and precision. At the Federation of American Scientists, we believe in embracing a growth oriented and entrepreneurial mindset to drive impact for our colleagues, our customers and the world. The Benefits & Payroll Manager Specialist will report to the Director of People & Culture.

Requirements

  • Bachelor's degree or higher in Human Resources, Business Administration, Accounting, Finance or related field.
  • 5+ years of experience in benefits and payroll administration
  • Strong understanding of employee benefits programs and payroll processes
  • Intermediate to advanced Excel skills
  • Proven ability to build and maintain effective working relationships at all levels across the organization
  • Strong attention to detail and ability to manage sensitive and confidential information
  • Excellent communication, interpersonal, and negotiation skills
  • Strong organizational, analytical and problem-solving abilities
  • MUST RESIDE IN THE DC, Maryland, Virginia AREA

Nice To Haves

  • Previous experience with HRIS software is highly desirable
  • Certified Benefits Professional (CBP) or similar certification
  • Experience working in a non-profit organization

Responsibilities

  • Administer and support employee benefits programs (health, retirement, leave, and related plans), including open enrollment and life event changes
  • Serve as a primary point of contact for employee questions related to payroll and benefits, ensuring a high-quality employee experience
  • Own and process semi-monthly payroll, ensuring accuracy, timeliness, and compliance with federal, state, and local regulations
  • Maintain payroll records, including deductions, tax withholdings, and adjustments (e.g., retro pay, off-cycle payments)
  • Reconcile payroll and benefits accounts, including invoices, deductions, and vendor reporting; partner with Finance on audits and reporting
  • Manage relationships with payroll and benefits vendors to ensure accurate processing, issue resolution, and timely tax filings
  • Ensure compliance with applicable laws and regulations (FLSA, IRS, ACA, ERISA, COBRA, etc.)
  • Contribute to process improvements and support broader HR operations and employee lifecycle activities as needed
  • Support onboarding and offboarding processes related to payroll, benefits, and HR systems
  • Assist with HRIS data management and ensure data accuracy across systems
  • Provide general HR support across the employee lifecycle, including responding to employee inquiries and supporting People & Culture initiatives
  • Collaborate with cross-functional teams to support organizational needs and special projects
  • Ensure all payroll and benefits programs comply with applicable laws (ACA, ERISA, COBRA, HIPAA, FMLA, etc.)
  • Maintain accurate payroll and benefits records, including tax withholdings and deductions
  • Support audits and reporting requirements in partnership with Finance and external partners
  • Prepare and file required reports such as ACA filings, 403(b) or 401(k) contributions, and benefits audits.
  • Assist in maintaining and updating payroll and benefits-related policies and procedures

Benefits

  • health
  • retirement
  • leave
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