Assistant Controller, Vice President

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.

Following a period of significant growth and multiple strategic mergers and acquisitions, the Company is entering an important transformation phase focused on integration, simplification, operational excellence, scalable growth, and enhanced shareholder value.

Amentum is seeking an Assistant Controller, Vice President to join the corporate finance leadership team at this pivotal point in the Company's evolution.

The Assistant Controller, Vice President will be a key member of the Corporate Controller's leadership team, helping lead the Company's global accounting and controllership organization through a period of significant transformation following multiple mergers.

This role will combine technical accounting and financial reporting leadership with operational transformation, integration, process optimization, technology enablement, and organizational change. The successful candidate will be comfortable operating in a complex, global, highly regulated public-company environment while simultaneously challenging legacy processes and helping design the finance organization of the future.

The Assistant Controller, Vice President will partner extensively with Corporate Finance, FP&A, Tax, Treasury, Internal Audit, Legal, IT, business-unit finance leaders, and senior executives to strengthen the Company's control environment, improve the quality and timeliness of financial information, integrate acquired businesses, and establish scalable processes and systems.

Importantly, the Company views AI fluency as an increasingly important finance leadership capability. The successful candidate will understand how artificial intelligence, automation, advanced analytics, and emerging technologies can be responsibly applied to accounting and controllership activities and will help identify and implement opportunities to make Finance more predictive, efficient, insightful, and digitally enabled. This position is Hybrid to our Reston, VA office and US Citizenship is required.

Key Responsibilities

Global Controllership & Financial Reporting

• Support the Corporate Controller in leading a complex, global controllership organization supporting a multi-billion-dollar publicly traded enterprise.
• Oversee and enhance global accounting policies, processes, and practices across multiple business segments, geographies, legal entities, and legacy organizations.
• Manage the periodic, quarterly and annual close process to ensure an accurate, timely, and compliant financial close and reporting processes.
• Support preparation and review of consolidated financial statements and related disclosures in accordance with U.S. GAAP and applicable SEC requirements.
• Provide leadership on complex accounting matters, including business combinations, revenue recognition, leases, stock compensation, restructuring, impairment, consolidations, foreign currency, and other significant transactions.
• Partner with external auditors and internal audit to ensure high-quality financial reporting and an effective control environment.
• Identify opportunities to simplify accounting structures and eliminate unnecessary complexity created through historical acquisitions.

Post-Merger Integration & Transformation

• Play a leading role in integrating finance and accounting organizations following multiple mergers and acquisitions.
• Develop and execute strategies to harmonize accounting policies, chart of accounts, reporting structures, close processes, controls, and systems across legacy organizations.
• Lead initiatives to reduce fragmentation and create consistent, scalable global controllership processes.
• Establish clear ownership, governance, performance metrics, and accountability across the finance organization.
• Help define and implement the future-state controllership operating model.
• Challenge legacy processes and assumptions and drive continuous improvement rather than simply preserving historical practices.
• Partner with transformation leaders to prioritize initiatives based on business value, risk reduction, scalability, and return on investment.

Finance Technology, Automation & AI

• Serve as a finance leader and change agent in the Company's digital transformation.
• Identify opportunities to leverage AI, machine learning, intelligent automation, data analytics, and emerging technologies to improve accounting, reporting, forecasting, reconciliations, controls, and decision support.
• Develop practical fluency with generative AI and enterprise AI applications and understand both their potential and limitations within a public-company control environment.
• Partner with IT, data, cybersecurity, and finance technology teams to evaluate and implement AI-enabled and automated solutions.
• Explore applications of AI for areas such as account reconciliations, anomaly detection, journal-entry analysis, close management, variance analysis, technical accounting research, financial reporting support, and control monitoring.
• Establish appropriate governance, controls, documentation, and human oversight for AI-enabled finance processes.
• Promote a culture in which technology is viewed as an enabler of better finance outcomes rather than simply a replacement for manual work.
• Help build a data-driven controllership organization capable of moving from retrospective reporting toward more predictive insights.

Internal Controls & Risk Management

• Strengthen the Company's global internal control environment in partnership with the Internal Controls function and business-unit leadership.
• Ensure effective compliance with Sarbanes-Oxley requirements and other applicable regulatory and reporting requirements.
• Identify control gaps arising from mergers, system changes, organizational changes, and transformation initiatives.
• Develop sustainable controls that leverage automation and technology rather than relying disproportionately on manual processes.
• Monitor emerging accounting, regulatory, technology, cybersecurity, and business risks that could affect financial reporting.

Leadership & Organizational Development

• Lead, develop, and mentor high-performing accounting professionals across a complex global organization.
• Help create an environment characterized by accountability, collaboration, intellectual curiosity, continuous improvement, and business partnership.
• Develop future finance leaders and strengthen the Company's controllership talent pipeline.
• Promote cross-functional collaboration across Finance, Operations, IT, Legal, Tax, Treasury, Internal Audit, and business leadership.
• Communicate complex financial and accounting matters clearly to senior executives and non-finance stakeholders.
• Serve as a visible change leader who can build alignment across organizations with different histories, processes, cultures, and systems.

Knowledge, Skills & Abilities

• Strong knowledge of U.S. GAAP, SEC reporting requirements, and SOX/internal controls.
• Strong understanding of ERP systems, financial reporting technologies, data analytics, and modern finance technology.
• Demonstrated AI fluency, including practical understanding of generative AI, intelligent automation, analytics, and the opportunities and risks associated with deploying AI within Finance.
• Strong analytical, problem-solving, project-management, and organizational skills.
• Exceptional communication and executive presence.
• Ability to operate effectively amid ambiguity, competing priorities, organizational change, and complex stakeholder environments.

Qualifications

• Bachelor's degree in Accounting, Finance, or a related discipline required; master's degree/MBA preferred.
• CPA or equivalent professional accounting designation strongly preferred.
• Typically 15 years of progressive accounting/finance experience, preferably including significant experience in a large, complex public company.
• Significant experience in corporate controllership, financial reporting, technical accounting, or a combination thereof.
• Experience with mergers and acquisitions, post-merger integration, and finance transformation strongly preferred.
• Experience operating across multiple business units, legal entities, geographies, and/or international operations.
• Demonstrated experience leading process improvement, systems implementation, automation, or other finance transformation initiatives.
• Experience translating emerging technologies into practical business applications is highly desirable.
• US Citizenship is required.

Compensation Details:

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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About Us

For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA. Find us online at https://www.amentum.com/

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