Senior Manufacturing Engineer - Machining

Castelion; Torrance (CA); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Benefits package

Job summary

Castelion, based in Torrance, CA, seeks a Senior Manufacturing Engineer specialized in machining to lead the design and production of complex mechanisms for our in‑house hypersonic vehicle development. You will collaborate with design engineering and technician teams to drive testing, validation, and rapid manufacturing changes to keep pace with an ambitious R&D timetable.

You will own processes from concept through flight readiness, champion DFM, and mentor peers in a fast-paced defense-focused

Qualifications

• Bachelor's degree in mechanical, aerospace, or manufacturing engineering
• 5+ years of mechanisms manufacturing, testing and validation experience
• Experience with operations/product line management
• Demonstrated direct or indirect leadership
• Proficiency in CAD/CAM software (NX preferred)
• Experience in selection, procurement, and implementation/validation of manufacturing equipment

Responsibilities

• Determine manufacturing and testing feasibility with design engineering teams
• Operate as standalone resource for a family of mechanisms
• Architect, mature and develop testing and validation procedures for a wide array of complex mechanisms
• Generate concept proposals in alignment with R&D efforts to help attribute requirements gathering
• Down select solutions generated based on quantifiable vehicle attributes, system cost and weight
• Propose and defend solutions in engineering review meetings
• Develop and refine process documentation including build instructions, test and validation procedures, health and safety standards, and mBOMs
• Create, maintain, and communicate detailed production plans and schedules
• Work closely with supply chain to develop new and existing suppliers as needed
• Design, develop and implement production tooling and equipment
• Participate in design reviews to drive design for manufacturing (DFM)
• Oversee introduction and implementation of new products and manufacturing capabilities
• Analyze and resolve manufacturing issues and non-conformances
• Develop, mentor, and train peers

Skills

Manufacturing leadership

CAD/CAM (NX)

Mechanisms design

Test & validation

Operations management

Education

Bachelor's degree in mechanical, aerospace, or manufacturing engineering

Tools

NX CAD/CAM

Machining equipment

Job description

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.

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.

Senior Manufacturing Engineer - Machining

Castelion is seeking an expert in the machining and design of complex mechanisms for our in‑house hypersonic vehicle development. This role will work closely with design engineering and technician teams to build and execute on testing and validation efforts to keep pace with the research and development timetable of our products. You will be apart of a team responsible for serving as a critical node in implementing feedback from testing and validation efforts, streamlining designs and implementing manufacturing changes to quickly mature our products for flight testing and production. Desire for product and process ownership is a must in this role.

Key Responsibilities

• Work with component design engineering teams to determine the manufacturing and testing feasibility of product
• Operate as a standalone resource responsible for a family of mechanisms
• Architect, mature and develop testing and validation procedures for a wide array of complex mechanisms
• Generate concept proposals in alignment with R&D efforts to help attribute requirements gathering
• Down select solutions generated based on quantifiable vehicle attributes, system cost and weight
• Propose and defend solutions in engineering review meetings
• Develop and refine process documentation including build instructions, test and validation procedures, health and safety standards, and mBOMs
• Create, maintain, and communicate detailed production plans and schedules
• Work closely with supply chain to develop new and existing suppliers as needed
• Design, develop and implement production tooling and equipment
• Participate in design reviews to drive design for manufacturing (DFM)
• Oversee introduction and implementation of new products and manufacturing capabilities
• Analyze and resolve manufacturing issues and non-conformances
• Develop, mentor, and train peers and colleagues

Basic Qualifications

• Bachelors degree in mechanical, aerospace, or manufacturing engineering, or other technical degree.
• 5+ years of mechanisms manufacturing, testing and validation experience
• Experience with operations/product line management
• Demonstrated direct or indirect leadership
• Proficiency in CAD/CAM software (NX preferred)
• Experience in selection, procurement, and implementation/validation of manufacturing equipment

Preferred Qualifications

• Experience in mechanisms design, testing and validation from high volume production environments
• Experience developing comprehensive testing and validation procedures and the required documentation processes
• Experience in qualification and acceptance testing of complex aerospace mechanisms
• Working experience with capacity modeling, process mapping, Lean/Six Sigma and value stream mapping
• Experience in transitioning development processes to rate production

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 [e-mail]. 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.