Senior Manager, Accounting Operations in Seattle, Washington at OneEnergy Inc

About OneEnergy Renewables

OneEnergy’s mission is to make clean energy the #1 source of electricity for consumers and utilities. We develop solar energy and battery energy storage (BESS) projects across the United States in community solar, distributed generation, and large utility scale project segments. Our diverse project pipeline, multiple locations across the US, and unique multidisciplined team sets us apart.

We are a dynamic and innovative renewable energy industry company committed to excellence, collaboration, and driving positive change in our industry.

About the role

The Senior Manager, Accounting Operations leads the processes that turn day-to-day business activity into accurate, timely, and decision-useful financial information. This role owns operational accounting end to end, including the month-end close, cost accounting, revenue and COGS, inventory, treasury, general ledger, and the supporting systems and controls.

As a senior leader within Accounting, this role develops people and partners across Finance, Systems, and business teams to connect operational decisions to their financial impacts. The ideal candidate is an engaged people leader and practical problem solver who moves comfortably between detailed review, process design, and systems administration

What you'll do

Operational Accounting & General Ledger

• Own operational accounting across cost accounting, revenue, COGS, inventory, accruals, prepaids, fixed assets, AR, AP, and the general ledger, ensuring transactions are complete, accurate, timely, and GAAP-compliant.
• Lead accounting for project and inventory costs, including accumulation, capitalization, allocations, WIP and inventory movements, COGS recognition, and related reconciliations.
• Oversee revenue recognition, including contract review, journal entries, reconciliations, and documentation, and continuously improve processes as the business evolves.
• Lead the Accounts Payable function, ensuring accurate, timely processing, strong vendor controls, and continuous process improvement.

Month-End Close & Reporting Support

• Own the monthly close, driving completion within nine business days or less while maintaining high standards for accuracy, documentation, and review.
• Set the close calendar, ownership, and dependencies; remove roadblocks and lead retrospectives that shorten timelines without weakening controls.
• Review key balance sheet reconciliations, including cash, AP, payment platforms, accruals, prepaids, fixed assets, inventory, and revenue-related accounts.
• Collaborate with the Senior Manager, Financial Reporting and VP, Corporate Controller on consolidated financials, management reporting, budget-to-actual analysis, and MD&A.

Treasury & Cash Management

• Own daily cash visibility, short-term forecasts, and liquidity planning across entities, coordinating funding for payroll, vendors, and debt service within approved policies.
• Manage banking relationships and account administration, including openings, closures, signatories, entitlements, and fees.
• Oversee wire, ACH, and positive pay controls, maintaining approvals and segregation of duties, and partner with AP, Payroll, IT, and banks to prevent payment fraud.

Systems, Data & Process Improvement

• Own the accounting systems strategy and roadmap, ensuring technology supports growth, scalability, controls, and reporting needs.
• Lead the Systems Accountant and team, setting priorities and ensuring systems, integrations, and workflows are maintained and continuously improved.
• Serve as Accounting's business owner for Sage Intacct, overseeing configuration, governance, security, dimensions, and workflows, and the integrity of data flows with AP, expense, banking, payroll, and procurement platforms.
• Lead cross-functional system implementations, integrations, testing, training, and change management, managing consultants and vendors to improve efficiency, strengthen controls, and reduce manual work.

Controls, Policy, Audit & Technical Accounting

• Establish, document, and maintain internal controls and GAAP-compliant processes for assigned areas, with oversight from the VP, Corporate Controller, remediating gaps promptly.
• Own accounting policies, process documentation, and audit-ready technical memos for assigned areas, translating conclusions into executable processes and entries.

People & Functional Leadership

• Lead, mentor, and develop team members through hands-on review, coaching, and clear feedback, creating an environment where issues surface early.
• Own team performance, capacity planning, and development, setting clear expectations and adjusting responsibilities as the business scales.
• Provide direct oversight of operational accounting team members, including AP, with focus on GL accuracy, reconciliations, systems, and process effectiveness.
• Partner with the VP, Corporate Controller on Accounting priorities, OKRs, and close optimization.

Cross-Functional Partnership

• Partner across Accounting, Finance, Systems, Legal, Payroll, Procurement, and business teams, clearly articulating the accounting, operational, and control impacts of decisions.
• Build trust by connecting daily work to company goals and following through on commitments; support ad hoc analyses and special projects.

Qualifications

Education & Experience

• Bachelor’s degree in accounting, finance, or a related field. Master’s degree is a plus.
• CPA preferred, but not required.
• 7+ years of progressive accounting experience, including substantial ownership of operational accounting and the close.
• 4+ years leading the close and reviewing complex reconciliations, journal entries, and analyses.
• 4+ years of people management experience, with a track record of developing and holding teams accountable.
• Renewable energy, construction, or other project- and inventory-based experience preferred.

Technical & Systems Expertise

• Strong knowledge of U.S. GAAP and operational accounting, including revenue, cost accounting, COGS, inventory, accruals, and internal controls.
• Demonstrated ERP administration experience; Sage Intacct strongly preferred, NetSuite or comparable also valued.
• Experience supporting audits with audit-ready schedules, reconciliations, and technical documentation.
• Treasury experience, including cash analysis, bank administration, payment controls, and fraud prevention, preferred.
• Advanced Excel and Microsoft 365 skills; comfortable connecting systems, data, and workflows.

Leadership & Work Style

• Demonstrated ability to lead through change and manage multiple workstreams with competing deadlines.
• High ownership and sound judgment; works independently and knows when to escalate.
• Proactive, practical problem solver and strong communicator with accounting and non-accounting stakeholders.
• Customer-focused and collaborative, with strong attention to detail.
• Comfortable operating in a hybrid, remote, and in-person team environment and willing to engage directly in the work.

Compensation:

Salary Range: $130,000 - 210,000

OneEnergy’s compensation packages are dependent on an array of factors including, but not limited to skill sets, experience and training, licensure and certifications, geographic location, and other organizational needs. We provide generous Paid Time Off (six weeks/year) and an impactful Volunteer Time Off Program. We offer robust employee benefits including comprehensive medical coverage, 401(k) matching retirement plan, life insurance, wellness incentives, and more.

We recognize an equitable energy transition requires the participation of diverse communities, groups, and institutions. OneEnergy is an equal opportunity employer and does not discriminate against otherwise qualified applicants on the basis of actual or perceived race, color, creed, religion, ancestry, citizenship status, age, sex, marital status, sexual orientation, national origin, disability or handicap, veteran status, or any other characteristic protected by applicable federal, state, or local laws.