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 and technical excellence are decisive advantages - and we are building a team that can deliver real capability, not just concep
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're designing, building, and testing next generation long range stri
What we’re building Every idea starts with a problem. Ours was simple: Boats are special — but they’re loud, pollutant, unreliable, and stuck in the past. Gas-powered boats dominate not because they’re great, but because no better option has existed. Until now. Arc is here to change that. We’re buil
A defense development firm in Torrance seeks a Senior Manufacturing Engineer specializing in warhead integration and testing, focusing on propellant formulations and manufacturing processes. The role includes leading assembly and functional tests, developing integration plans, and designing quality
Castelion is seeking a Lead Integration & Test Engineer in Torrance, CA. This position will focus on the integration of warhead systems into hypersonic missile vehicles, leading end-to-end integration and test strategies. The ideal candidate will have expertise in ordnance handling, integration tool
A defense technology firm located in Torrance, California, is looking for a Lead Integration & Test Engineer. The role involves leading the integration of warheads into hypersonic missile vehicles, ensuring compliance with DoD standards, and developing test strategies. Ideal candidates have over 8 y
A defense development company is looking for a Senior Manufacturing Engineer to lead the warhead integration and testing processes. The ideal candidate will have extensive experience in manufacturing engineering, specifically with energetic materials and defense systems. Responsibilities include lea
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’re designing, building, and testing next generation
Salary Range $132,000.00 - $183,000.00 Salary Description Position Summary FlightWave builds high-performance small unmanned aircraft systems (sUAS) for defense, public safety, and national security customers. Our systems operate in real-world, RF-contested environments where link reliability, throu
Sr. RF Systems and Integration Engineer Flightwave - Torrance, CA 90503 Overview Salary Range $132,000.00 - $183,000.00 Salary Position Summary FlightWave builds high-performance small unmanned aircraft systems (sUAS) for defense, public safety, and national security customers. Our systems operate i
What we’re building Every idea starts with a problem. Ours was simple: Boats are special — but they’re loud, pollutant, unreliable, and stuck in the past. Gas-powered boats dominate not because they’re great, but because no better option has existed. Until now. Arc is here to change that. We’re buil
About the job Mission Integration Engineer 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. Were design
Overview The Physical Security Engineer (Video Surveillance/Access Control/Integration) position collaborates with a team of sales, estimation, engineering, and field technicians to ensure proposed solutions, are communicated, and implemented appropriately, to the budget, and with the best client sa
Arc Boat Company in Torrance, California, is looking for an Electrical Engineer to support production, diagnose electrical issues, and enhance processes for their innovative electric boats. This full-time, on-site role involves collaborating with various engineering teams to optimize installations a
About Castelion Castelion brings a new approach to defense development and production: short, iterative design cycles, rapid testing, and modern commercial manufacturing strategies for production at scale. We design, build, and test next‑generation long‑range strike weapons systems to give America a
A leading defense contractor is seeking a Weapons Integration Engineer in Torrance, California. You will work to ensure seamless integration of weapon systems across platforms, managing projects from concept to operational deployment. Key qualifications include a bachelor's degree in a relevant fiel
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’re designing, building, and testing next generation long range stri
A defense technology company is seeking a Mission Integration Engineer in Torrance, California. This role involves serving as a primary technical liaison between the company and government customers, ensuring the successful integration of advanced weapons systems into operational environments. Candi
About the job Weapons Integration Engineer About Castelion Castelion brings a new approach to defense development and production: short, iterative design cycles, rapid testing, and modern commercial manufacturing strategies for production at scale. We design, build, and test next-generation long-ran
About the job Mission Integration Engineer 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. Were design
People Drive Our Success Are you enthusiastic, highly motivated, and have a strong work ethic? If yes, come join our team! At Cathay Bank – we strive to provide a caring culture that supports your aspirations and success. We believe people are our most valuable asset and we proudly foster growth and
People Drive Our Success Are you enthusiastic, highly motivated, and have a strong work ethic? If yes, come join our team! At Cathay Bank – we strive to provide a caring culture that supports your aspirations and success. We believe people are our most valuable asset and we proudly foster growth and
Role: Engineering Manager, API & Integration Platforms Position: Full-Time Location: Remote (USA) Interview mode: Webcam Job Description Overview: We are seeking a hands-on Engineering Manager to lead the design, development, and delivery of production-grade APIs, integrations, and AI/ML-enabled
Posting Title Principal Enterprise Architect - Integrations & API Architecture Requisition Number R237131 Company Mattel HQ, Inc. Location El Segundo, California Address 333 Continental Blvd Zip Code 90245 Job Category Information Technology Pay Range USD $174,000 and $212,000 Yearly The pay range i
Company Description CREATIVITY IS OUR SUPERPOWER. It’s our heritage and it’s also our future. Because we don’t just make toys. We create innovative products and experiences that inspire fans, entertain audiences and develop children through play. Mattel is at its best when every member of our team f
Job Description 1. Configuring Secured APIs: The primary responsibility is to configure APIs to ensure they are secure. This involves implementing security measures to protect APIs from threats and vulnerabilities. 2. Enhancing Security for Directory Services: The engineer is responsible for enhanci
Role Summary/Purpose The API Engagement Engineer advocates for Application and API development teams across the organization, supporting multiple teams in parallel. This role provides best practices for REST API development with a focus on API design, security, lifecycle management, and documentatio
*API Security Engineer** *Responsibilities:** Configure secured APIs Enhance security for directory services using certificate-based communication *Requirements:** Experience with API security configurations Knowledge of certificate-based communication
Role Summary/Purpose The API Engagement Engineer advocates for Application and API development teams across the organization, supporting multiple teams in parallel. This role provides best practices for REST API development with a focus on API design, security, lifecycle management, and documentatio