Assistant Controller

Fenix24•Boston, MA

About The Position

We are searching for an Assistant Controller to join the Fenix24 accounting team. This is a high-impact, hands-on leadership role for a seasoned accounting professional who thrives in fast-moving environments and takes genuine ownership of building and improving the processes around them. Reporting directly to the VP of Accounting Operations and leading a team of five, the Assistant Controller will play a central role in maturing our accounting operations, strengthening internal controls, and scaling our financial infrastructure to match the pace of a rapidly growing company. This is not a role for someone who maintains the status quo — we are looking for someone who rolls up their sleeves, identifies what needs to change, and drives that change with urgency and precision.

Requirements

Bachelor’s degree in Accounting required; CPA required or actively in progress (currently sitting for exams or on a defined path to licensure).
Minimum of 7 years of progressive accounting experience, including at least 3 years in a relevant management role; public accounting background with a Big 4 or regional firm a plus.
Deep understanding of US GAAP, including revenue recognition (ASC 606), multi-entity accounting, and intercompany eliminations.
Demonstrated track record of jumping into new or early stage processes, identifying areas of opportunity, and driving measurable improvements with short-term impact.
Proven people leader with a track record of developing high-performing teams, investing in the growth of those around them, and fostering a culture of accountability and trust.
Excellent analytical, organizational, and problem-solving skills, with the ability to operate at both a strategic and detailed level simultaneously.
Excellent written and verbal communication skills, with the demonstrated ability to build relationships across all levels of the organization while modeling Fenix's culture and values.

Nice To Haves

Experience with NetSuite and FloQast is a plus but not required – we value adaptability and a willingness to learn
Experience in IT services, managed services, or SaaS environments preferred.

Responsibilities

Lead, develop, and manage a team of five, including two Senior Accountants, one Staff Accountant, a Payroll Manager, and an AP Specialist, fostering accountability, growth, and high performance.
Assess current accounting processes with fresh eyes, identify gaps and inefficiencies, and build scalable, well-documented procedures that support the company’s growth trajectory.
Own the month-end and year-end close process, ensuring timely, accurate completion of journal entries, account reconciliations, accruals, and financial statement preparation in accordance with US GAAP.
Drive improvements across Accounts Payable, Accounts Receivable, and Payroll operations, with a focus on responsiveness, effectiveness, and accuracy.
Leverage and optimize NetSuite, FloQast, and related automation tools to improve efficiency, reporting accuracy, and visibility across the accounting function.
Support multi-entity and intercompany accounting, including revenue recognition in accordance with ASC 606 across IT services, managed services, and SaaS arrangements.
Monitor and report on key financial metrics including DSO, aged payables, and cash flow indicators, providing timely analysis and insights to the VP of Accounting Operations.
Design, document, and enforce internal controls and accounting policies, ensuring compliance with US GAAP and readiness for external audits or regulatory review.
Partner cross-functionally with Finance, Operations, and leadership to support strategic initiatives and business scaling efforts.
Assist in managing relationships with external third parties and service providers, including auditors, tax advisors, legal counsel, and consultants, supporting key workstreams in coordination with the VP of Accounting Operations.
Support ad-hoc projects, analysis, and leadership requests on an ongoing basis as business needs evolve.