echoloc

Castelion Tech Stack

Defense hardware manufacturer scaling prototype to high-rate production

Defense and Space Manufacturing Torrance, CA 201–500 employees Founded 2022 Privately Held

Castelion designs and manufactures defense systems, with a heavy emphasis on transitioning prototypes into scalable production. The tech stack—MATLAB, LabVIEW, Altium Designer, Teamcenter, plus industrial robotics (Rockwell, Beckhoff, Siemens, Fanuc, ABB, KUKA)—reveals a company bridging simulation and factory floor. Active adoption of MES and mTLS, combined with a 35-engineer hiring push weighted toward senior and mid-level roles, signals acceleration through a critical production ramp phase.

Tech Stack 124 technologies

Core StackPython MATLAB C++ Rust Siemens SolidWorks Jenkins Docker LabVIEW MES Altium Designer OrCAD ARM RISC-V FPGA Teamcenter NX UART I2C Bash strace ftrace PowerPC x86 Rockwell Automation Beckhoff Fanuc ABB KUKA Azure+93 more
AdoptingMES mTLS

What Castelion Is Building

Challenges

  • Compliance with complex regulations
  • High-rate production
  • Transitioning development processes to rate production
  • Transition prototype to scalable production
  • Regulatory compliance in high-hazard manufacturing
  • Transitioning avionics from prototype to production
  • Ensuring compliance with standards
  • Manufacturability cost performance optimization
  • Streamlining designs for rapid production
  • Manufacturing readiness

Active Projects

  • Hypersonic strike vehicle design
  • Qualification testing and environmental testing campaigns
  • Design and qualification of production tooling and fixtures
  • Autonomous software systems development
  • Epoxy bonding process development
  • M&p coordination
  • Incident investigations and root cause analysis
  • Pilot line build and operation
  • Projects aimed at increasing operational efficiency at the site
  • Zero trust security architecture implementation

Hiring Activity

Accelerating65 roles · 65 in 30d

Department

Engineering
35
Manufacturing
21
Ops
3
Security
3
Legal
2
Construction
1
HR
1
Quality
1

Seniority

Senior
42
Mid
12
Manager
5
Junior
3
Lead
3
Principal
1
Staff
1
Company intelligence

Find more companies like Castelion by tech stack, pain points and active projects

Get started free

About Castelion

Castelion is a defense and aerospace manufacturer based in Torrance, California, founded in 2022. The company designs and produces specialized defense systems, with active work on hypersonic strike vehicle design, avionics qualification, and autonomous software integration. Current focus centers on scaling from prototype to production: pilot line operations, manufacturing tooling design, production process development (epoxy bonding, assembly), and regulatory compliance across high-hazard manufacturing environments. The organization spans 201–500 employees across engineering, manufacturing, operations, and quality functions, with hiring underway in the United States and Peru.

HeadquartersTorrance, CA
Company Size201–500 employees
Founded2022
Hiring MarketsUnited States, Peru

Frequently Asked Questions

What is Castelion working on?

Hypersonic strike vehicle design, avionics qualification for production, autonomous software development, epoxy bonding process engineering, pilot line build-out, and zero trust security architecture. Primary challenge is transitioning these designs from prototype to high-rate, compliant production.

What tech stack does Castelion use?

Design: MATLAB, LabVIEW, Altium Designer, OrCAD, Teamcenter, NX, SolidWorks. Embedded: C++, Rust, ARM, RISC-V, FPGA, PowerPC, x86. Manufacturing automation: Rockwell Automation, Beckhoff, Siemens, Fanuc, ABB, KUKA. DevOps: Azure, Jenkins, Docker. Actively adopting MES and mTLS.

Similar Companies in Defense and Space Manufacturing

Other companies in the same industry, closest in size

How this profile is built

Castelion's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.