---
title: "Castelion"
canonical: "https://www.metaintro.com/company/castelion"
language: "en"
industry: "Defense and Space Manufacturing"
headquarters: "Torrance"
website: "https://www.castelion.com/"
open_roles: 357
---

# Castelion

Castelion designs, tests, and manufactures next-generation military systems rapidly and at massive scale to deter future wars.

## Open roles

- [Senior Technical Recruiter](https://www.metaintro.com/job/senior-technical-recruiter-at-castelion-bb0d506c-ee54-53e4-9167-1520340a4d89) — Torrance, California, United States
- [Technical Recruiter, Manufacturing](https://www.metaintro.com/job/technical-recruiter-manufacturing-at-castelion-d35e84e3-b9d3-5c2b-8702-9e105efaea50) — Torrance, California, United States
- [Technical Recruiter, Operations](https://www.metaintro.com/job/technical-recruiter-operations-at-castelion-c7b98693-d076-5214-b378-d93fb0b79dd6) — Torrance, California, United States
- [Director of Test](https://www.metaintro.com/job/director-of-test-at-castelion-9a80125c-d6d1-58b9-87dc-257eba1e32ee) — Torrance, California, United States
- [Manager, Automation and Controls Engineering](https://www.metaintro.com/job/manager-automation-and-controls-engineering-at-castelion-c5adafdb-829c-5620-bea3-90f596b5b928) — Torrance, California, United States
- [Manager, Tooling Engineering](https://www.metaintro.com/job/manager-tooling-engineering-at-castelion-ac12c0ea-18c9-5c2b-99e3-766d567b523f) — Torrance, California, United States
- [Materials Management Supervisor](https://www.metaintro.com/job/materials-management-supervisor-at-castelion-e27e153c-0381-584a-b5b8-ab0b8eb6d723) — Midland, Texas, United States
- [Senior Buyer, CNC Machined Parts & Assemblies](https://www.metaintro.com/job/senior-buyer-cnc-machined-parts-and-assemblies-at-castelion-cc3c87c0-2524-571a-a28d-026638dd95fb) — Torrance, California, United States

[View all 357 roles](https://www.metaintro.com/company/castelion/jobs/all)

## Skills they ask for

Most frequent across open postings.

### Most requested skills

- Python
- Troubleshooting
- GD&T
- MATLAB
- Data acquisition
- Microsoft Office
- C++
- AS9100
- Root-cause analysis
- Rust
- Failure analysis
- EMI/EMC

### Tech stack

- **CMS:** WordPress
- **Analytics:** Google Tag Manager
- **CDN:** jsDelivr
- **Libraries:** jQuery, GSAP

## Similar companies

Companies in the same industry as Castelion that are hiring now.

- [L3Harris Technologies](https://www.metaintro.com/company/l3harris-technologies) — 2,579 open roles
- [Rheinmetall AG](https://www.metaintro.com/company/rheinmetall-ag) — 2,358 open roles
- [Parsons Corporation](https://www.metaintro.com/company/parsons) — 1,913 open roles
- [Collins Aerospace](https://www.metaintro.com/company/collins-aerospace) — 1,205 open roles
- [V2X](https://www.metaintro.com/company/v2x) — 836 open roles
- [Everstar](https://www.metaintro.com/company/everstar-44c7e74d) — 693 open roles

## Questions about Castelion

### Is Castelion hiring?

Yes. As of November 4, 2026, Castelion has 357 open roles on Metaintro. The most are in Science, Technology, Engineering, and Math (99), Manufacturing (66), and Aerospace and Aviation (43).

### Where is Castelion hiring?

Castelion is hiring in Torrance, Rio Rancho, Allen, Midland, and Washington, with the most open roles in Torrance.

### What skills does Castelion look for?

Its open roles most often ask for Python, Troubleshooting, GD&T, MATLAB, and Data acquisition.