U.S. Benefits Administrator

F5 Networks • Seattle, WA

8d • $72,000 - $108,000 • Hybrid

About The Position

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive. The Benefits Administrator is responsible for the day‑to‑day administration, compliance, and communication of the organization’s U.S. employee benefits programs. This role ensures a high‑quality employee experience by managing benefits operations with accuracy, efficiency, and a strong customer‑service mindset. The ideal candidate has a solid understanding of U.S. benefits regulations and enjoys working in a detail‑oriented, fast‑paced environment.

Requirements

• 2–4+ years of U.S. benefits administration experience (health & welfare and/or retirement programs).
• Strong working knowledge of U.S. benefits regulations (ACA, COBRA, ERISA, HIPAA).
• Excellent attention to detail and ability to handle confidential information.
• Experience with HRIS/benefits platforms – Workday a plus.
• Strong analytical, organizational, and problem‑solving skills.
• Exceptional customer‑service focus and communication skills.

Nice To Haves

• Experience supporting multi‑state or multi‑site employee populations.
• Experience working with brokers or third‑party administrators.
• 401k and/or international experience a plus.

Responsibilities

• Manage daily administration of health, welfare, and retirement plans, including medical, dental, vision, HSA/FSA, life insurance, disability, EAP, and 401(k).
• Process employee enrollments, changes, terminations, and qualifying life event (QLE) adjustments.
• Assist employees with benefit questions, resolving issues promptly and professionally.
• Coordinate with third‑party administrators, brokers, and carriers to ensure accurate plan operations.
• Maintain compliance with ERISA, HIPAA, ACA, Section 125, COBRA, and other federal/state regulations.
• Support annual compliance filings (e.g., 5500, SAR, ACA reporting).
• Assist with annual audits, including 401(k) nondiscrimination testing and plan audits.
• Maintain accurate documentation and benefit records.
• Support planning and execution of annual open enrollment, including system setup, testing, and communication.
• Assist with updating employee materials, plan summaries, and digital content.
• Provide employee guidance during the enrollment period to ensure a smooth experience.
• Collaborate with benefits vendors to resolve escalated employee issues.
• Maintain accuracy in HRIS/benefits administration systems; audit data regularly.
• Help manage file feeds, eligibility files, and carrier connections.
• Process vendor payments.
• Develop clear and accessible benefits communications.
• Conduct benefits orientations for new hires and provide ongoing education to employees.
• Support wellness initiatives and benefits engagement programs.

Benefits

• You may also be offered incentive compensation, bonus, restricted stock units, and benefits.
• More details about F5’s benefits can be found at the following link: https://www.f5.com/company/careers/benefits .
• F5 reserves the right to change or terminate any benefit plan without notice.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed