Assistant Controller

Quantinuum

Assistant Controller leading financial reporting and accounting operations for Quantinuum's U.S. business.

Posted 6/12/2026full-timeBroomfield • Colorado, Minnesota • 🇺🇸 United StatesSeniorLead💰 $136,000 - $170,000 per yearWebsite

About the role

Key responsibilities & impact

Oversee month-end close, including journal entries, reconciliations, and analysis of key balance sheet accounts.
Generating financial reporting in accordance with U.S. GAAP, supporting both internal and external reporting needs.
Assist with the preparation and review of consolidated financial statements and schedules.
Support internal control activities, SOX testing, and remediation efforts.
Support budgeting, forecasting, and planning processes, working closely with FP&A and business partners.
Analyze financial results, identify trends, and provide insights on variances, risks, and opportunities.
Help develop, maintain, and improve accounting policies, procedures, and documentation.
Mentor and develop junior accounting staff; provide leadership and hands-on coaching.
Work with external auditors during audit planning and execution, ensuring timely deliverables.
Partner cross-functionally (e.g., Tax, Treasury, Legal) to support financial initiatives, system implementations, and process improvements.

Requirements

What you’ll need

Bachelor’s Degree minimum
Minimum 8+ years of experience in Project Accounting, Cost Accounting, Fixed Assets, and GL/AP/AR
Due to Contractual requirements, must be a U.S. Person defined as a U.S. citizen, permanent resident, or green card holder, worker granted asylum, or refugee status
Due to national security requirements imposed by the U.S. Government, candidates for this position must not be a People's Republic of China national or Russian national unless the candidate is also a U.S. citizen.

Benefits

Comp & perks

Employer subsidized health, dental, and vision insurance
401(k) match for student loan repayment benefit
Equity, 401k retirement savings plan + 12 Paid holidays and generous vacation + sick time
Paid parental leave
Employee discounts

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

month-end closejournal entriesreconciliationsfinancial reportingU.S. GAAPconsolidated financial statementsinternal control activitiesSOX testingbudgetingforecasting

Soft Skills

leadershipmentoringcoachingcollaborationcommunication

Certifications

Bachelor's Degree