Job Description

About Castelion

Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We design, build, and test next generation weapon systems to give America and its Allies a definitive edge in defense capabilities.

Position Summary

The Director, Physical Security leads the design, implementation, and oversight of all physical security programs for Castelion. This position ensures compliance with DoD, Intelligence Community, and federal regulatory requirements while protecting personnel, facilities, classified programs, and critical assets. The Director will shape security strategy, direct a nationwide team, partner with Government Program Security, Cyber, IT, Facilities, HR, EHS, Legal, and Local and Federal law enforcement, and ensure robust protection measures across all corporate and contract-supported locations, to include executive protection.

Key Responsibilities

Strategic Leadership & Program Management

• Develop, implement, and maintain a comprehensive Physical Security Program in alignment with DoD, DCSA, DCMA, NISPOM, DoDM 5205.07, ICDs, and contract-specific security requirements.
• Establish organizational physical security policy, procedures, standards, and long-range strategy for all corporate sites.
• Manage, Coordinate, and ensure compliance of First Responder requirements and status for all physical security staff
• Lead risk assessments, threat/vulnerability analyses, and physical security posture improvements across facilities.
• Manage the Physical Security budget, long-term capital planning, contract guard services, and security technology investments.
• Serve as the senior advisor to executive leadership on physical security risk, emerging threats, and compliance.

Operations & Compliance

• Direct implementation and lifecycle management of access control systems, intrusion detection systems, CCTV, perimeter security, security barriers, and security operation centers (SOCs).
• Oversee security incident response, investigations, reporting, and corrective action implementation.
• Maintain compliance documentation, policies, SOPs, and audit readiness for all internal and external inspections (DCSA, DoD, IC).
• Serve as the company's senior Physical Security SME for classified contract proposals and program execution.

Leadership & Collaboration

• Lead, mentor, and develop a distributed team of Physical Security Managers, Security Officers, and contracted guard personnel.
• Partner closely with Director, Government Security Programs, Facility Security Officers (FSOs), Contractor Program Security Officers (CPSOs), IT/Cybersecurity, Facilities, and Local/State/Federal Representatives.
• Manage vendor relationships for guard services, security systems integrators, equipment providers, and monitoring centers.
• Coordinate security support for executive protection needs, corporate events, and crisis management teams.

Risk Management, Emergency Response & Business Continuity

• Oversee emergency preparedness planning, evacuation procedures, and incident command integration.
• Conduct security reviews for mergers/acquisitions, new facilities, and high-risk operations.
• Lead physical security components of the Business Continuity and Disaster Recovery programs.

Required Qualifications

• Bachelors degree in Security Management, Criminal Justice, Homeland Security, Business Administration, or related field.
• 10+ years of experience in physical security, industrial security, protective operations, or DoD/IC security program management.
• 5+ years in a leadership role managing teams and multi-site security operations.
• Experience with corporate crisis management, insider threat support, or high-security R&D environments.
• Demonstrated experience with security system architecture, and secure infrastructure build-outs.
• Strong decision-making, project management, communication, and stakeholder-management skills.

Preferred Qualifications

• Masters degree in Security, Public Policy, or related field.
• Possess armed guard certification, concealed carry license, or ability to obtain one
• Prior service in the military, special forces, federal security, or intelligence community.
• NISPOM (32 CFR Part 117)
• DoDM 5205.07 (SAP)
• ICDs (ICD 705 for SCIFs)
• UL 2050, DoD UFC requirements, and related federal security standards
• Active Top Secret (TS) or TS/SCI clearance, or ability to obtain one.

Physical & Work Environment Requirements

• Ability to navigate industrial, office, and construction environments.
• Some lifting of security equipment (up to 60 lbs).
• After-hours response to security incidents.

Leadership Qualities

• Bias to Action and Creative Problem Solving . Desire and experience questioning assumptions in ways that lead to break through ideas that are ultimately implemented. Successfully bring in applicable processes/concepts/materials from other industries to achieve efficiency gains. Ability to personally resolve minor issues in development without requiring significant support.
• High Commitment, High Initiative . A successful candidate will have a genuine passion for Castelion's mission and consistently look for ways to contribute to the company's technical goals and prevent hardware blockers. Ability to work in a fast paced, autonomously driven, and demanding atmosphere. Strong sense of accountability and integrity.
• Clear Communicator . Proactively communicates blockers. Trusted in previous roles to be voice of company with regulators, suppliers, gate keepers and customers. Capable of tactfully managing relationships with stakeholders to achieve company-desired outcomes without compromising relationships. Emails, IMs and verbal interactions are logical, drive clarity, and detailed enough to eliminate ambiguity.

ITAR Requirements

• 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.

Employment with Castelion is governed on the basis of competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

All employees are granted long-term stock incentives as part of their employment at Castelion. All employees receive access to comprehensive medical, vision, and dental insurance, and the company offers four weeks of paid time off per year.

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