Senior AP Analyst

Fusion Energy Base; Seattle (WA); On-site; USD 85,000 - 100,000; Full time

Benefits offered by this job

Medical, Dental, Vision

PTO 31 Days

Paid holidays

401(k) matching

Disability & life insurance

Parental leave

Wellness stipend

Job summary

Helion is seeking a Senior Accounts Payable Analyst to manage end-to-end AP processes for a Seattle office. The role collaborates across Finance, Supply Chain, and business units to maintain strong financial controls and timely payments.

Responsibilities include invoice processing, three-way matching, vendor maintenance, and assisting with month-end close. Onsite role in Seattle, WA; reporting to the AP Manager.

Qualifications

• Minimum 5+ years end-to-end accounts payable experience in a high-growth tech environment.
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• Strong vendor management and process improvement skills.

Responsibilities

• Own end-to-end AP process; ensure accurate payments and strong controls.
• Perform two- and three-way invoice matching; resolve discrepancies.
• Execute ACH, wire, and card payments per policy and controls.
• Support month-end close and vendor statements reconciliation.
• Contribute to system testing, audits, and finance projects.

Skills

5+ years AP experience

Tipalti / Ramp

Two- and three-way matching

Attention to detail

Communication skills

Weekend availability

Tools

Accounts payable platforms

Job description

About Helion

We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone. Since Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. Our current prototype, Polaris, has reached record-breaking plasma temperatures of 150 million degrees Celsius (13 keV). Helion is continuing to iterate and on the path to the world's first fusion power plant, Orion.

What You Will Do

You will own Helion’s end-to-end accounts payable process, ensuring accurate, timely payments and strong financial controls as we scale. As a Senior Accounts Payable Analyst, you will partner across Finance, Supply Chain, and the business to resolve issues, support month-end close, and improve accounts payable processes and systems. This is an onsite role at our Seattle, WA office, reporting to the Accounts Payable Manager.

You Will

• Process invoices from intake and approval through posting and record retention, ensuring accurate coding, complete documentation, and compliance with company policies and internal controls
• Perform two- and three-way matching, resolving price, quantity, tax, and receipt discrepancies before posting
• Partner with General Ledger, Supply Chain, Receiving, Procurement, and business requestors to resolve invoice exceptions, payment holds, and account discrepancies
• Execute timely ACH, wire, and card payments in accordance with regulatory requirements and approval, segregation-of-duties, bank-change verification, and fraud-prevention controls
• Maintain and periodically review vendor records, including onboarding documentation, tax forms, and banking details; reconcile vendor statements and respond promptly to vendor and internal inquiries
• Support month-end close by reviewing open invoices and unmatched receipts, reconciling accounts payable activity, resolving aging items, and assisting with accruals
• Contribute to process improvements, system testing, audits, and other finance projects to support a growing business

Required Skills

• 5+ years of end-to-end accounts payable experience, including work in a high-growth, technology-driven environment
• Proficiency with Tipalti, Ramp, or comparable accounts payable platforms
• Experience with two- and three-way invoice matching and the ability to accurately process at least 200 invoices per week
• Strong attention to detail, organization, and time management, with the ability to learn quickly, prioritize competing needs, and meet deadlines
• Strong problem-solving and customer service skills, with the ability to communicate clearly with vendors and internal stakeholders in writing, verbally, and through presentations
• Availability to work extended hours or weekends, as needed, to meet critical accounts payable deadlines

Benefits

• Medical, Dental, and Vision plans for employees and their families
• 31 Days of PTO (21 vacation days and 10 sick days)
• 10 Paid holidays, plus company-wide winter break
• Up to 5% employer 401(k) match
• Short term disability, long term disability, and life insurance
• Paid parental leave and support (up to 16 weeks)
• Annual wellness stipend

Helion is an equal opportunity employer and value diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

If you need assistance or an accommodation during the interview process, please let us know.