Senior Manager, Accounting, Financial Systems

Brex; Seattle (WA); On-site; USD 150,000 - 210,000; Full time

Job summary

Brex is hiring a Senior Manager, Financial Systems to lead strategy, governance and continuous improvement of our core Finance and Accounting systems from Seattle. You’ll own the business roadmap for FinSys, partnering across finance, engineering and product to enable scalable, accurate close and robust reporting.

You will drive automation, reduce manual work, and implement durable solutions across NetSuite, Coupa, Workday and related tools, while mentoring teammates and aligning with company

Qualifications

• 8+ years of experience in Finance/Accounting systems or related fields.
• Experience leading implementations and enhancements.
• Strong understanding of month-end close and internal controls.

Responsibilities

• Own the systems roadmap for Accounting and Finance, prioritizing enhancements that improve scalability, accuracy, control, and user experience.
• Serve as the primary business owner for core FinSys tools, including ERP and adjacent platforms supporting close, procurement, reconciliations, reporting, and accounting operations.
• Lead end-to-end system enhancements across tools such as NetSuite, Coupa, Pigment, Zip, and Workday from requirements gathering through design, testing, deployment, and post-launch stabilization.
• Translate business requirements into system designs, configurations, mapping logic, and operational workflows that are sustainable and well controlled.
• Establish and maintain governance over master data, system configurations, role design, approval flows, and change management processes impacting financial reporting and operations.
• Drive automation and process improvement initiatives that reduce manual journal entries, reconciliations, handoffs, and spreadsheet dependencies across the close and reporting cycle.
• Ensure that Finance Systems architecture appropriately supports key accounting processes, including close, reporting, procure-to-pay, intercompany, and other high-impact workflows.
• Develop scalable documentation, SOPs, process maps, and testing protocols to support repeatable execution and durable institutional knowledge.
• Support high-impact business initiatives such as new product launches, post-merger integration work, entity expansion, and policy or process changes by ensuring Finance Systems readiness.
• Mentor team members and cross-functional partners on best practices in systems thinking, process design, and Finance Systems operations.
• Keep up to date with the latest knowledge, capabilities, and trends within our HRIS platforms.

Skills

Finance Systems leadership

Cross-functional collaboration

ERP/FinSys

Tools

NetSuite

Coupa

Workday

Pigment

Zip

Job description

Why Join Us

Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real‑time visibility, and control spend effortlessly.

Brex’s AI‑native automation and world‑class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most. Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek.

Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career.

Accounting at Brex

The Accounting team at Brex ensures that we have perfect financial reporting, but even more so, we serve as beta testers and power users of Brex's financial products, providing analysis and feedback prior to product releases. Not only are we responsible for maintaining accurate books and records, we are also deeply passionate about automation and partner closely with the Engineering team to implement technological improvements.

What You’ll Do

The Senior Manager, Financial Systems will lead the strategy, governance, and continuous improvement of Brex's core Finance and Accounting systems. The primary responsibility involves owning the business roadmap for our core FinSys environment, ensuring that our systems, configurations, workflows, and data structures support scalable, accurate, and well‑controlled financial operations. You are responsible for partnering across the business to design and implement durable solutions that improve the close, enhance reporting, strengthen controls, and reduce manual work as Brex evolves and matures.

You will work cross‑functionally within a detail‑oriented environment where creative problem solving is highly valued. The Senior Manager, Financial Systems is expected to manage multiple priorities concurrently without compromising quality, accuracy or completeness.

Where You’ll Work

This role will be based in our Seattle office. We are a hybrid environment that combines the energy and connections of being in the office with the benefits and flexibility of working from home. We currently require a minimum of three coordinated days in the office per week, Monday, Wednesday and Thursday. As a perk, we also have up to four weeks per year of fully remote work!

Responsibilities

• Own the systems roadmap for Accounting and Finance, prioritizing enhancements that improve scalability, accuracy, control, and user experience
• Serve as the primary business owner for core FinSys tools, including ERP and adjacent platforms supporting close, procurement, reconciliations, reporting, and accounting operations
• Lead end‑to‑end system enhancements across tools such as NetSuite, Coupa, Pigment, Zip, and Workday from requirements gathering through design, testing, deployment, and post‑launch stabilization
• Translate business requirements into system designs, configurations, mapping logic, and operational workflows that are sustainable and well controlled
• Establish and maintain governance over master data, system configurations, role design, approval flows, and change management processes impacting financial reporting and operations
• Drive automation and process improvement initiatives that reduce manual journal entries, reconciliations, handoffs, and spreadsheet dependencies across the close and reporting cycle
• Ensure that Finance Systems architecture appropriately supports key accounting processes, including close, reporting, procure‑to‑pay, intercompany, and other high‑impact workflows
• Develop scalable documentation, SOPs, process maps, and testing protocols to support repeatable execution and durable institutional knowledge
• Support high‑impact business initiatives such as new product launches, post‑merger integration work, entity expansion, and policy or process changes by ensuring Finance Systems readiness
• Mentor team members and cross‑functional partners on best practices in systems thinking, process design, and Finance Systems operations
• Keep up to date with the latest knowledge, capabilities, and trends within our HRIS platforms

Requirements

• 8+ years of experience across Finance Systems, Accounting, Business Systems, or related functions in a public company, high‑growth private company, or consulting environment
• Strong knowledge of accounting and finance processes, including month‑end close, financial reporting, procure‑to‑pay, and internal controls
• Demonstrated experience owning or leading implementations and enhancement