Senior Manufacturing Engineer, Equipment

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.

Job Description: Senior Manufacturing Engineer, Equipment

Solid Rocket Motor Processing Equipment – Aerospace & Defense

About Castelion

Castelion is building affordable, rapidly producible hypersonic strike weapons for the U.S. military. We move quickly from design to flight test to production, and we are standing up high-rate manufacturing at our facility in Midland, Texas and our Project Ranger campus in New Mexico.

Position Overview

We are seeking a Senior Manufacturing Engineer to own manufacturing equipment processing solid rocket motors from LRIP through production supporting Castelion’s hypersonic strike weapons, including the Blackbeard program. This role focuses on developing, installing, qualifying equipment for solid rocket motor spraying, lining, mixing, and casting processes. You will drive Equipment improvements, lead the transition from prototype and research builds to scalable high-rate production, and ensure equipment is high quality with minimal down time. You will work closely with process engineers, manufacturing engineers to ensure your products integrate with the larger system, and you will contribute to new product introduction, continuous improvement, and facility ramp-up at our manufacturing sites.

What You’ll Accomplish in Your First 12 Months

Key Responsibilities

Required Qualifications

Education: Bachelor’s or Master’s degree in Mechanical Engineering, Manufacturing Engineering, Chemical Engineering, Aerospace Engineering, Electrical/Controls Engineering, or related field.

Experience:

Technical Skills:

Eligibility:

What We’re Looking For

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 hr@castelion.com. 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.