Top 5 propulsion engineer Jobs in maine

Associate Rocket Propulsion Engineer
VALT Enterprizes, Inc. —Presque Isle, ME
- $85,000 - $105,000 a year
- Mid-level
- Analysis skills
- 1 year
- Health insurance
- 401(k) 4% Match
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Senior Mechanical Engineer
VALT Enterprizes, Inc. —Presque Isle, ME
- $126,000 - $159,000 a year
- 5 years
- Master's degree
- Analysis skills
- Health insurance
- 401(k) 4% Match
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8d
Senior Mechanical Engineer (Hybrid)
VALT Enterprizes, Inc. —Presque Isle, ME
- $126,000 - $159,000 a year
- 5 years
- Master's degree
- Analysis skills
- Health insurance
- 401(k) 4% Match
Quick Apply
7d
Marine Project Manager
Milton CAT —Scarborough, ME
- $75,000 - $100,000 a year
- Online Application
- Background check
- Up to 50% travel
- Bachelor of Science
Military Service - U.S. Navy, Nuclear Engineer
U.S. Navy —United States
- $98,500 - $118,000 a year
- Full-time
- Background check
- Engineering
- Office
- Loan repayment program
- Health insurance

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Associate Rocket Propulsion Engineer

VALT Enterprizes, Inc.
Presque Isle, ME

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Job Details

$85,000 - $105,000 a year

Benefits

Health insurance
401(k) 4% Match
401(k) matching
Opportunities for advancement
Flexible schedule

Qualifications

Laboratory safety
3D CAD modeling
Chemical safety protocols

Full Job Description

Company Overview:

VALT Enterprizes, Inc. is revolutionizing aerospace with cutting-edge hypersonic research and development to pioneer America’s first-of-its-kind hypersonic launch system, combining rocket and air-breathing propulsion to empower our nation’s warfighters with the tools they need to safeguard our country. We envision a world where access to space is no longer a privilege for the few but an opportunity for all. Our team is driven by data, fueled by passion, and united by a shared commitment to innovation and resilience. Challenges are embraced head-on in a culture that values creativity, determination, and collaboration. Join us in shaping the future of aerospace and making history – together.

Position Overview:

We are seeking an Associate Rocket Propulsion Engineer to support the design, development, and testing of solid rocket propulsion systems supporting VALT’s hypersonic programs. This role is heavily focused on hands-on propellant processing and mixing within a laboratory and manufacturing environment. You will support propellant formulation activities, execute precise material preparation and batching procedures, and contribute to iterative formulation improvements under the guidance of senior engineers. A high level of attention to detail, process discipline, and safety awareness is required when working with energetic materials. You will collaborate closely with senior engineers and cross-disciplinary teams in a fast-paced, experimental R&D environment.

Key Responsibilities:

Execute precise material preparation and laboratory procedures in accordance with established safety and process controls
Assist with motor casting, integration, and inspection activities to ensure quality and performance consistency
Support the research, development, and refinement of solid rocket propellant formulations, including hands-on propellant mixing, batching, processing, and basic material characterization
Participate in ground testing of solid rocket motors, including test setup, execution support, data collection, and basic post-test analysis
Contribute to iterative formulation improvements under senior engineer guidance based on test data and performance trends
Provide support to senior engineers in the evaluation of ablative materials and thermal protection systems for solid rocket motor applications, as needed
Support internal ballistics evaluations and basic propulsion analyses under guidance, including review of chamber pressure, thrust, and burn behavior
Collaborate with cross-disciplinary engineering and manufacturing teams to support active development programs
Test, document and prepare qualification documents

Required Qualifications:

Bachelor’s degree in mechanical engineering, mechanical engineering technology, chemical engineering, aerospace engineering, or a related field. OR
In lieu of educational requirements, 5 years of casting experience
Working knowledge of CAD tools (e.g., SolidWorks) to support basic modeling and documentation tasks
Willingness and ability to perform hands-on engineering work in a laboratory and test environment
Strong attention to detail, process discipline, and ability to follow established procedures
U.S. citizenship and ability to obtain and maintain a Secret security clearance, as required by government contracts

Preferred Qualifications:

1-3 years of relevant experience in propulsion, energetics, materials, or related engineering environments (internships, co-ops, academic research, or lab experience applicable)
Demonstrated hands-on laboratory or manufacturing experience
Direct experience with propellant mixing, batching, or formulation activities in a laboratory or manufacturing environment
Academic, internship, or research experience related to solid rocket propulsion, energetic materials, or materials characterization
Familiarity with thermochemical and propulsion analysis tools (e.g., ProPEP, CEAM, CHEM, or similar)
Basic understanding of solid rocket motor concepts, including internal ballistics and burn behavior
Experience supporting test activities, including data collection and basic post-test analysis
Proficiency with CAD tools such as SolidWorks; exposure to FEA tools for thermal and structural analysis

Benefits:

Competitive salary
90% Employer paid comprehensive health benefits
4% 401(k) match
Employee stock option program
Flexible working schedule
Opportunities for professional development and advancement
Exciting and challenging work environment

Join us in shaping the future of hypersonic flight and contributing to advancements in high-speed aerospace technology. As an Associate Rocket Propulsion Engineer, you will support the development of next-generation hypersonic propulsion systems, with a strong emphasis on hands-on propellant processing and motor development activities. You will work closely with experienced propulsion engineers to execute formulation, mixing, and testing efforts while helping translate innovative concepts into flight-ready systems. This role offers the opportunity to build deep technical expertise in solid rocket propulsion, collaborate within a highly technical and cross-disciplinary R&D team, and contribute directly to programs that push the boundaries of aerospace engineering.

VALT Enterprizes, Inc., is an Equal Opportunity Employer. We do not discriminate on the basis of race, religion, color, sex, age, national origin or disability.

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propulsion engineer jobs in maine

Associate Rocket Propulsion Engineer

Senior Mechanical Engineer

Senior Mechanical Engineer (Hybrid)

Marine Project Manager

Military Service - U.S. Navy, Nuclear Engineer

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