Castelion Jobs & Careers

Verified employer

Aerospace, Defense, Deep Tech, HardwareEl Segundo, CA, United Statesmid_sizecastelion.com

277 open roles

Castelion is a defense technology company focused on developing advanced hardware for national security, including propulsion systems, rockets, and hypersonics.

Tech stack & tools at Castelion

CAD/CAM software (SolidWorksCATIA)simulation tools (ANSYS)embedded systemsFPGA

Dispatcher

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 3–5y
Posted: 1 day ago

Dispatcher

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3–5y
Posted: 1 day ago

Physical Security Specialist

Location: Allen, TX
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 1 day ago

Dispatcher

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 3–5y
Posted: 1 day ago

Senior Production Technician

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3–5y
Posted: 2 days ago

Mechanism Test Specialist

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 2 days ago

Senior Development Test Engineer - Mechanisms

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 2 days ago

Build Reliability Engineering Manager

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 2 days ago

Technical Training & Competency Program Manager

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 3–7y
Posted: 2 days ago

Training Coordinator

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 2 days ago

Quality Inspection Manager

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 2 days ago

Senior Technical Training & Development Specialist

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 2 days ago

Instructional Designer and Facilitator

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 2 days ago

R&D Technician - Bonding

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3–5y
Posted: 2 days ago

Information System Security Engineer (ISSE)

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Compensation: $100K - $140K(est.)
Posted: 3 days ago

Technical Recruiter, Operations

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 4 days ago

Technical Recruiter, Manufacturing

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 2y+
Compensation: $85K - $115K(est.)
Posted: 4 days ago

Senior Technical Recruiter

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Compensation: $120K - $160K(est.)
Posted: 4 days ago

Director of Test

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Compensation: $170K - $230K(est.)
Posted: 4 days ago

Manager, Tooling Engineering

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3–8y
Compensation: $140K - $190K(est.)
Posted: 8 days ago

Manager, Automation and Controls Engineering

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3–8y
Compensation: $140K - $190K(est.)
Posted: 8 days ago

Materials Management Supervisor

Location: Midland, TX
Employment: Full-time
Work type: On-site
Experience: 3–5y
Compensation: $75K - $105K(est.)
Posted: 8 days ago

Senior Buyer, CNC Machined Parts & Assemblies

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Compensation: $105K - $145K(est.)
Posted: 9 days ago

Development Test Engineer - Mechanisms

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Compensation: $105K - $145K(est.)
Posted: 9 days ago

Lead R&D Technician - Mechanical Assembly

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 1–3y
Posted: 9 days ago

Lead R&D Technician - Special Processes

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 1–3y
Posted: 9 days ago

Head of Information Technology

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Posted: 10 days ago

Mechanical Engineering Intern (Summer 2027)

Location: Allen, TX
Employment: Internship
Work type: On-site
Posted: 10 days ago

EHS Technician

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 1–2y
Posted: 10 days ago

Mechanical Engineer

Location: Allen, TX
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 11 days ago

Inventory Specialist – Weekend Shift

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 11 days ago

Senior DevOps Engineer

Location: Allen, CA
Employment: Full-time
Work type: On-site
Experience: 7y+
Posted: 11 days ago

Mechanical Engineer

Location: Allen, TX
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 11 days ago

Inventory Specialist – Weekend Shift

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 11 days ago

Avionics Manufacturing Specialist, PCBA

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Posted: 11 days ago

Staff DevOps Engineer

Location: Allen, TX
Employment: Full-time
Work type: On-site
Experience: 7y+
Posted: 11 days ago

Avionics Manufacturing Specialist, PCBA

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Posted: 11 days ago

Senior Propulsion Engineer

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 13 days ago

Director, International Business Development

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 15 days ago

Facilities Maintenance Technician

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 5–10y
Posted: 17 days ago

Senior Embedded Software Engineer

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 17 days ago

Senior Flight Software Engineer

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 7y+
Posted: 17 days ago

Facilities Technician

Location: Midland, TX
Employment: Full-time
Work type: On-site
Posted: 17 days ago

Senior Web Developer

Location: Allen, TX
Employment: Full-time
Work type: On-site
Posted: 17 days ago

Database/Python Generalist

Location: Allen, TX
Employment: Full-time
Work type: On-site
Posted: 17 days ago

Cloud Compute Engineer

Location: Allen, TX
Employment: Full-time
Work type: On-site
Posted: 17 days ago

Industrial Engineer, Logistics & Material Flow

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 17 days ago

Facilities Construction Project Manager

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 3–11y
Posted: 17 days ago

Inventory Lead

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 17 days ago

Driver

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Posted: 17 days ago

Inventory Lead – Weekend Shift

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 17 days ago

Manufacturing Engineer, Solid Rocket Motors

Location: Midland, TX
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 17 days ago

Human Resources Generalist

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 18 days ago

IT Network Engineer

Location: Allen, TX
Employment: Full-time
Work type: On-site
Experience: 3y+
Posted: 18 days ago

Senior GNC Engineer

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 5y+
Posted: 18 days ago

Lead Facilities Technician

Location: Midland, TX
Employment: Full-time
Work type: On-site
Experience: 2y+
Posted: 18 days ago

Facilities Maintenance Technician

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5–10y
Posted: 21 days ago

Facilities Electrician

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 5–10y
Posted: 21 days ago

Facilities Electrician

Location: Torrance, CA
Employment: Full-time
Work type: On-site
Experience: 5–10y
Posted: 21 days ago

Facilities HVAC Technician

Location: Rio Rancho, NM
Employment: Full-time
Work type: On-site
Experience: 8y+
Posted: 21 days ago