Cost Accountant

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change.

Join us in powering a better world with inertial fusion!

This is a full-time, onsite role based at our headquarters in Denver, CO.

As a Cost Accountant, you will apply your skills to oversee all aspects of accounting operations including general ledger, accounts payable, audit, and compliance functions while establishing robust financial controls, policies, and reporting systems that protect company assets and ensure regulatory compliance. The role demands excellence in supporting team members, developing cost accounting, and supporting a move in accounting infrastructure to new enterprise systems including ERP and government compliance tools.

We are looking for an experienced accountant to apply their expertise, problem solving skills, and dedication to quality to positively impact the future of energy!

• Own the monthly, quarterly, and annual close processes, ensuring timely and accurate financial statements in accordance with US GAAP
• Prepare and review journal entries, account reconciliations, and financial analyses
• Maintain and enhance internal controls, accounting policies, and procedures

• Support team in exploring incentives available for tax credits by identifying programs that would fit our anticipated project spend
• Complying with and documentation requirements for obtaining these tax credits and incentives

• Lead cost accounting for a capital-intensive manufacturing environment, including inventory, WIP, overhead allocation, and standard costing
• Monitor capital expenditures, fixed assets, depreciation, and capitalization of equipment and tooling

• Oversee accounting treatment for R&D activities, including capitalization vs. expense considerations
• Track and report R&D costs by program, contract, or grant as required
• Support R&D tax credit documentation and coordination with external advisors

• Education:
  
  Bachelor’s degree in accounting or finance
• Experience:
  
  5+ years of progressive accounting experience, including manufacturing or project-based environments
• Strong knowledge of US GAAP, project and cost accounting, and internal controls
• Experience in implementing an integrated systems
• Hands‑on experience with inventory, WIP, fixed assets, and capital‑intensive operations
• Excellent communicator; can articulate complex concepts to a varied audience
• Flexible and adaptable, with the ability to evaluate the need for change and the impact to the business; a builder.
• Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum

• CPA
• Experience in government contracting/government cost accounting environment with strong understanding of FAR and CAS
• Experience in managing regulatory, commercial, and government audits
• Ability to effectively manage multiple, large‑scale projects and dynamically shift focus and reprioritize when needed
• Aerospace, defense, or advanced manufacturing industry experience
• Experience with ERP systems
• Experience supporting high‑growth or pre‑IPO companies

Xcimer Energy is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified, diverse, and dedicated work force. Xcimer Energy hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork, in which all employees recognize and appreciate the diversity of individual team members.

We provide all qualified…