Senior Retirement Plan Administrator – Complex Plans – Up to 100k

REMOTE, IL

Posted: 07/08/2026 Industry: Employee Benefits & Retirement Services Job Number: KO26.7.8.3 Remote Friendly: Remote Experience:

Job Description

Senior Retirement Plan Administrator | Complex Plans | 100% Remote | Up to $100K

 

Location: 100% Remote

Salary: Up to $100,000 + Outstanding Benefits

 

We're seeking an experienced Senior Retirement Plan Administrator to join a growing team that specializes in complex Defined Contribution retirement plans. This role is ideal for someone who enjoys working with sophisticated plan designs, tackling technical compliance issues, and serving as a trusted advisor to clients.

 

What You'll Do

  • Administer a portfolio of complex 401(k), profit-sharing, and other qualified retirement plans from A–Z.
  • Perform annual compliance testing, contribution calculations, and Form 5500 preparation.
  • Work with advanced plan designs, including New Comparability/Cross-Tested plans, custom allocation formulas, and corrective compliance work.
  • Interpret plan documents and ensure compliance with ERISA and IRS regulations.
  • Serve as the primary point of contact for clients, providing proactive guidance and exceptional service.
  • Mentor junior administrators and assist with technical questions as needed.

 

What You'll Bring

  • 5+ years of retirement plan administration experience.
  • Strong experience administering complex qualified retirement plans.
  • Experience with advanced plan designs, compliance testing, and Form 5500 preparation.
  • In-depth knowledge of ERISA, IRS, and DOL regulations.
  • FTW experience preferred.
  • Excellent communication, organizational, and problem-solving skills.

 

Why Join Us?

  • 100% Remote
  • Salary up to $100,000
  • Comprehensive medical, dental, and vision coverage
  • 401(k) with employer match
  • Generous PTO and paid holidays
  • Professional development and advancement opportunities
  • Collaborative team environment with a strong focus on technical excellence

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