Castelion was founded to restore America’s ability to field advanced weapons at speed and scale. Inspired by the engineering urgency of the WWII and Apollo eras, we combine rapid iteration, vertical integration, and scalable manufacturing to deliver affordable, high-performance strike systems. Our mission: rebuild industrial agility to strengthen national security and outpace evolving threats.
About the Role:
Castelion is looking for a Manufacturing Specialist to support the development of the solid rocket motor systems required for the design and build of long-range hypersonic strike vehicles. This will be a full-time, exempt position located in our Midland, TX facility. As a Manufacturing Specialist, you will work closely with our engineering teams to execute highly technical solid rocket motor builds for our research vehicles, assist in advancing designs, and play a critical role in defining and maturing manufacturing, assembly and integration processes.
Requirements
Basic Qualifications
- 3+ years of aerospace manufacturing experience
- Experience building complex highly energetic aerospace components
- Reading drawings and blueprints
- Proficient with manufacturing metrology and quality assurance tools and processes
- Demonstrated direct or indirect leadership Ability to work in a remote environment with limited support
Preferred Skills and Experience
- Experience in a research and development environment
- Previous involvement in a high-speed production environment, handling flight hardware
- Prior involvement in a high-output environment, involving hands-on experience in constructing solid rocket motors
- Ability to acclimate to frequently changing assignments and a fast-paced working environment
- Excellent communication skills, both written and oral, along with effective teamwork abilities
- Superb focus and attention to detail, with remarkable work efficiency and accuracy
- Use of hand tools and power tools
- Expertise in manufacturing and repairing intricate testing systems
- Familiarity with Atlassian tools such as SVN, Confluence, and JIRA
- Skills in project management
Benefits
- Employee Equity: Meaningful equity for
all full-time employees - share value has increased 150x in three years
- Personal Time Off: Four (4) weeks of paid
time off to unplug, reset, and come back sharp—velocity matters,
burnout doesn't
- Company Paid Holidays: Ten (10) company
paid holidays
- Medical: We offer plans at 100% employee
covered and 80% of dependent coverage
- Dental & Vision: We cover 90%
employees and 80% for dependents to ensure you and your family have
access to quality preventive and ongoing care
- FSA/HSA: To support long-term health and
financial resilience, we offer FSA and HSA options that allow
employees to set aside pre-tax dollars for eligible medical and
dependent care expenses
- Retirement: 401k plan offered to support
long term financial growth along side high-impact, high-velocity work
- Paid Parental Leave: We support growing
families with meaningful time to bond and recover. Birthing parents
are eligible for up to 10 weeks of paid leave, while non-birthing
parents may take up to 4 weeks of paid leave. This time can be used
for pre-natal care, pregnancy, childbirth, and related medical
needs—ensuring every parent has the support they need during this
important life moment.8-weeks of paid parental leave for all
parents. Additional paid pregnancy leave for CA employees
- Meals & Catering: Frequently catered
lunches and team meals, plus company-covered meals when extra time
or effort is required
- Snacks & Beverages: Fully stocked
kitchen with unlimited snacks and drinks to keep you fueled
throughout the day
- Performance & Fitness: $100 monthly
fitness stipend to support peak performance and health, both inside
and outside of work
- EV Charging: Onsite electric vehicle
charging available for employees