Castelion · 21 hours ago
Financial Planning and Analysis Manager
Castelion is focused on innovative defense development and production, aiming to enhance America's military capabilities. The FP&A Manager will lead financial planning and performance management processes, enabling informed decision-making in a rapidly scaling defense hardware company.
Responsibilities
Own the company-wide budgeting, forecasting, and long-range planning processes
Build, refine, and maintain detailed financial models to inform strategic decision-making
Manage monthly performance reviews, variance analysis, and reporting for leadership
Partner directly with engineering, operations, supply chain, and program management to track spend vs plan, headcount forecasts, program budgets, and capital allocation
Lead financial inputs for proposals, pricing models, and new customer opportunities
Prepare materials for board meetings, investor updates, and internal operating reviews
Design and implement scalable FP&A tools, dashboards, and processes as the company grows
Mentor and guide junior team members and build the foundations of a future FP&A organization
Qualification
Required
4+ years of experience in FP&A, investment banking, management consulting, corporate finance, or similar roles
(experience in aerospace/defense, manufacturing, or high-growth startups strongly preferred)
Advanced financial modeling skills and strong command of Excel; experience with ERP/BI systems a plus
Proven ability to work cross-functionally, gather inputs, pressure-test assumptions, and drive clarity
High level of ownership, urgency, and comfort operating in a fast-changing environment
Ability to distill complex technical and financial information into clear, actionable insights for leadership
Bias to Action and Creative Problem Solving
High Commitment, High Initiative
Clear Communicator
To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State
Preferred
Direct experience with government proposals, DoD cost structures, or government contract pricing (e.g., FFP, T&M)
Exposure to early-stage, vertically integrated manufacturing environments
Interest in or passion for national security, aerospace, and building hardware that matters
Benefits
Long-term stock incentives
Comprehensive medical, vision, and dental insurance
Four weeks of paid time off per year
Company
Castelion
Castelion is a defense tech company that applies modern hardware development and manufacturing processes to national security challenges.
Funding
Current Stage
Growth StageTotal Funding
$469.61MKey Investors
Lightspeed Venture PartnersSilicon Valley BankAndreessen Horowitz
2025-12-05Series B· $350M
2025-01-29Series A· $70M
2025-01-29Debt Financing· $30M
Recent News
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