Castelion · 2 days ago
Facilities Manager
Castelion is bringing a new approach to defense development and production, focusing on innovative manufacturing strategies. The Facilities Manager will oversee day-to-day operations and maintenance of facilities, ensuring safe and efficient environments across various operational sites.
Responsibilities
Own all facilities operations across assigned sites, serving as the primary point of contact for facilities-related needs, issues, and improvements
Manage and prioritize work orders, ensuring timely resolution of maintenance, repair, and operational issues
Oversee building systems including HVAC, electrical, plumbing, lighting, janitorial, security, fire protection, and office/industrial equipment
Source, manage, and hold accountable external vendors and service providers for quality, cost, and schedule
Develop and maintain preventative maintenance plans, service schedules, and facility documentation
Ensure facilities comply with applicable safety, health, environmental, and building regulations
Partner with EHS, operations, and leadership to support safety inspections, audits, and corrective actions
Lead space planning efforts, office and lab moves, furniture layouts, and site expansions
Manage facilities-related purchasing, inventory, and budget tracking
Support emergency preparedness planning and incident response (fire drills, power outages, equipment failures)
Drive continuous improvement in facilities processes, responsiveness, and reliability as the company scales
Support special projects related to new site buildouts, expansions, or production ramp
Qualification
Required
High school diploma or GED required; associate's or bachelor's degree preferred
5+ years of experience in facilities management, building operations, or related roles
Strong working knowledge of building systems (HVAC, electrical, plumbing, life safety)
Experience managing vendors, contracts, and service providers
Proven ability to operate independently with high ownership and accountability
Strong communication, organizational, and problem-solving skills
Ability to support off-hours or weekend work during critical operations or emergencies
Comfortable operating in fast-moving environments with shifting priorities
Bias to action, attention to detail, and commitment to building high-quality, reliable workspaces
Proficiency with Microsoft Office; experience with CMMS or facilities management software preferred
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
Experience supporting engineering, manufacturing, or industrial facilities
Familiarity with safety, environmental, and regulatory compliance in technical or production environments
Experience scaling facilities for a rapidly growing company or startup
Budget ownership or cost-tracking responsibility
Hands-on background with light maintenance, troubleshooting, or facilities projects
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
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