Production Coordinator

Why Castelion, Why Now 

Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus, ownership, and excellence are decisive advantages - and we're building a world-class team to turn bold ideas into real capability. 

This is a rare opportunity to join at an early stage, where you'll have significant ownership, collaborate with exceptional teammates, and make a direct, measurable impact on our mission and the future of the company - regardless of your function.  

Production Coordinator

As a Production Coordinator, you'll play a key role in Castelion's manufacturing and supply chain operations. Working closely with the Materials Manager, production leadership, and cross-functional teams, you will help plan, track, and coordinate material and part flow across our production cells.

This role requires exceptional organization, attention to detail, and communication skills. You'll be responsible for ensuring materials, documentation, and hardware are accurately staged and ready to meet demanding build schedules - helping keep production on track in a fast-moving, high-precision environment.

Responsibilities

• Track and coordinate parts, assemblies, and documentation throughout the manufacturing workflow to meet schedule targets.
• Maintain accurate and up-to-date data in the MRP/ERP/MES systems; ensure all transactions reflect physical material movement.
• Collaborate with the Supply Chain, Engineering, and Production teams to resolve material shortages, discrepancies, and delays.
• Monitor work order progress, communicate part status, and identify potential bottlenecks or risks to leadership.
• Support production planning by requesting kits, verifying demand, staging materials, and coordinating transfers between build areas.
• Coordinate with Shipping & Receiving and Inventory teams to ensure inbound and outbound materials are processed correctly and promptly.
• Generate and maintain production reports, material trackers, and build documentation.
• Support continuous improvement initiatives focused on improving material flow, data accuracy, and production efficiency.
• Maintain compliance with company procedures and ITAR/export control requirements.

Basic Qualifications

• 4+ years of experience in a manufacturing, supply chain, or logistics environment.
• Experience working with ERP/MES systems (e.g., NetSuite, Oracle, SAP, or equivalent).
• Strong organizational skills with the ability to manage multiple priorities in a fast-paced environment.
• Proficiency with Microsoft Office and Google Workspace tools; strong Excel/Sheets skills.
• Excellent written and verbal communication skills.
• Ability to work onsite full-time at our Torrance, CA facility, with flexibility for overtime as needed.

Preferred Skills and Experience

• Experience coordinating production or materials in aerospace, defense, or high-tech manufacturing environments.
• Familiarity with lean manufacturing principles, 5S, and continuous improvement tools.
• Experience generating and interpreting production metrics or dashboards (e.g., Tableau, Power BI).
• Hands-on experience with material handling or coordination across receiving, inspection, and production.
• APICS, PMP, or similar certification.

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.

Castelion offers a generous benefits package. Please refer to the bottom of our Careers page for more details.  

Other Duties 

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice. 

Additional Eligibility Requirements 

This position may require access to classified information or restricted U.S. Government sites, systems, or information, as determined by the Company and/or applicable U.S. Government requirements. If the position is so designated, your employment in the role may be contingent upon your ability to obtain and maintain the required U.S. Government security clearance or other government authorization, and to satisfy any citizenship or other eligibility requirements imposed by applicable law, regulation, executive order, or government contract requirements. You will be notified if and when such requirements apply. 

Affirmative Action/EEO Statement 

Castelion is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law. 

Castelion is committed to providing reasonable accommodations to qualified individuals with disabilities throughout the application and hiring process. If you require a reasonable accommodation to complete an application, participate in the interview process, or otherwise participate in the hiring process, please contact [email protected]. Requests for accommodation will be considered on an individual basis and handled in accordance with applicable law. 

Castelion is committed to fostering a workplace where employment decisions are based on qualifications, business needs, and the ability to perform the essential functions of the role, with or without reasonable accommodation. 

EAR/ITAR Requirements 

This position requires access to export-controlled information, and as such, employment (or hiring of a contractor) is contingent upon the candidate’s ability to access all applicable export-controlled information without additional export licensing being required by the Bureau of Industry and Security and/or the Directorate of Defense Trade Controls.