9 propulsion engineer jobs at 6 companies in Middleton, MA

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Propulsion Engineer – Hypersonic Systems
Andover, Massachusetts, United States
$95k-$135k/yr OnsiteFull Time
Protection Strategies Inc.
Protection Strategies Inc.: Employee-owned contract R&D serving government and commercial customers across defense, healthcare, energy, and industrial markets.
4+ YOEBachelor's degree in aerospace, mechanical, or related engineering; 4–10 years' hypersonic propulsion experience; scramjet/RDE/turbine expertise; CFD, thermodynamics, combustion, and integration skills.
ANSYS Fluent, CFX, CFD++, NPSS, Cantera
2mo
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Principal Systems Engineer - Electric Propulsion
United States or Boston
$157k-$293k/yr HybridFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
15+ YOEBachelor's in engineering or related STEM, 15+ years space systems engineering experience, knowledge of spacecraft requirements and standards, strong problem-solving, communication, and documentation skills.
2mo
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Principal Systems Engineer - Electric Propulsion
United States or Boston
$157k-$293k/yr HybridFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
15+ YOEBachelor's in STEM, 15+ years space systems engineering, knowledge of spacecraft requirements and industry standards, strong problem-solving, communication, and documentation skills; ability to lead multidisciplinary teams.
2w
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Senior Engineer – Solid Propulsion
Tewksbury, Massachusetts, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEBachelor's degree in STEM and 5 years of relevant experience, or advanced degree and 3 years. Requires 3 years in solid propulsion technology, security clearance eligibility, and U.S. citizenship.
CFD, NPSS, Earned Value Management System
2w
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Principal Engineer – Solid Propulsion
Tewksbury, Massachusetts, United States
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
8+ YOEBachelor's degree in STEM and 8 years of relevant experience, or advanced degree and 5 years; 8 years in solid propulsion technology; ability to obtain and maintain a U.S. security clearance.
Earned Value Management System
1mo
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Propulsion Design Engineering Co-op Spring 2027
Peabody, Massachusetts, United States
$23-$30/hr OnsiteInternship
Specter Aerospace
Specter Aerospace: Massachusetts aerospace startup developing hypersonic vehicles and propulsion systems for U.S. forces and allies.
Pursuing a bachelor’s in mechanical or aerospace engineering, SolidWorks and hands-on shop experience, thermofluids fundamentals, eligible for U.S. Secret clearance (U.S. citizenship), able to pass drug screen and background check.
SolidWorks, Python, MATLAB, LabVIEW, PLCs
1mo
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Propulsion Test Engineering Co-Op Spring 2027
Peabody, Massachusetts, United States
$23-$30/hr OnsiteInternship
Specter Aerospace
Specter Aerospace: Massachusetts aerospace startup developing hypersonic vehicles and propulsion systems for U.S. forces and allies.
Pursuing a bachelor's in mechanical or aerospace engineering; hands-on shop experience; CAD (SolidWorks) familiarity; thermofluids fundamentals; eligible for U.S. Secret clearance; able to pass drug screen and background check.
SolidWorks, Python, MATLAB, LabView, PLCs
1d
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NUCLEAR ENGINEER
Kittery, Maine, United States
$121k-$157k/yr OnsiteFull Time, Temporary
U.S. Fleet Forces Command
U.S. Fleet Forces Command: U.S. Navy government command that trains and equips combat-ready naval forces for combatant commanders.
1+ YOERequires one year of specialized experience equivalent to GS-12, nuclear propulsion expertise, advanced engineering analysis, technical drawing interpretation, and an engineering education meeting OPM standards.
Structured Resume Review, Structured Interview
2mo
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Marine Diesel & Gasoline Mechanic
Charlestown, Massachusetts, United States
$35-$45/hr OnsiteFull Time
Boston Marine Services
Boston Marine Services: Private New England developer and operator of marinas, waterfront properties, marine services, and hospitality venues.
3+ YOE3+ years diagnosing, repairing, and maintaining marine diesel and gasoline propulsion systems; diesel/gasoline engines; diagnostic software use; driver license; able to interpret manuals.
Diagnostic software, Electronic troubleshooting tools