Principal Propeller Hydromechanical Design Engineer (Onsite) RTXPrincipal Propeller Hydromechanical Design Engineer (Onsite)ConnecticutThe ideal candidate brings strong hydromechanical components and systems design, analysis, and test expertise with hydraulic valves, actuators, flyweight governors, EHSV’s, solenoids, and other typical hydraulic system components (seals, orifices, pin plugs, hydraulic housings, etc.). The Propeller System’s engineering organization in Windsor Locks is a small organization in comparison to many other product lines providing excellent opportunities for motivated engineers to work across multiple specialties supporting the full lifecycle of a product.
Design Engineer HotRunDesign EngineerSpringfield, MAThis role combines engineering design, customer interaction, project management, and manufacturing support to deliver high-quality molded products and engineered solutions. Seeking a hands-on Project/Design Engineer to lead customer-driven product development projects from concept through production.
Design Engineer Internship - Fall 2026 LiquidPiston IncDesign Engineer Internship - Fall 2026Suffield, CTOur engines deliver dramatically higher power density, efficiency, fuel flexibility, and compactness than traditional piston designs - making them ideal for UAVs, defense systems, hybrid-electric propulsion, portable power, and aerospace applications. Key Responsibilities: Support conceptual and detailed design of rotary engine components (housings, rotors, seals, bearings, combustors, cooling systems, etc.) using SolidWorks or similar CAD tools.
Principal Additive Manufacturing Design Engineer RTXPrincipal Additive Manufacturing Design EngineerEast Hartford, ConnecticutCandidate must be able to work effectively in a multidisciplinary, collaborative team environment focused on innovation and have demonstrated both verbal and written communication skills including: Typically requires a University Engineering Degree or equivalent experience and minimum 8 years prior relevant experience, or an Advanced Degree in a related field and minimum 5 years experience. The Additive Manufacturing Process and Capability Center (AMPCC) encompasses a critical mass of Additive Manufacturing (AM) process and industrialization experts, the necessary equipment, and develops the strategic collaborations needed to rapidly mature the technology and manufacturing readiness of AM.
Aerothermal Design Engineer (Onsite) RTXAerothermal Design Engineer (Onsite)ConnecticutActive and existing security clearance required after day 1 We are seeking an experienced Aerothermal Design Engineer to play a critical role in the design and development of high-performance systems where aerodynamics and thermal performance are essential to success. Be it keeping passengers safe with our emergency power generation systems or creating a positive in flight experience through reliable cabin pressure controls and quieter engines, Power & Controls focuses on delivering a best-in-class experience to our customers.
Principal Aerothermal Design Engineer (Onsite) RTXPrincipal Aerothermal Design Engineer (Onsite)ConnecticutActive and existing security clearance required after day 1 We are seeking an experienced Aerothermal Design Engineer to play a critical role in the design and development of high-performance systems where aerodynamics and thermal performance are essential to success. Be it keeping passengers safe with our emergency power generation systems or creating a positive in flight experience through reliable cabin pressure controls and quieter engines, Power & Controls focuses on delivering a best-in-class experience to our customers.
Senior Design Engineer LiquidPistonSenior Design EngineerSuffield, CTThis is a hands-on, high-impact engineering role ideal for someone with a deep understanding of engine systems, a passion for innovation, and a strong background in mechanical design and simulation. With applications in defense, aerospace, robotics, and portable power, we’re developing the next generation of high-performance, compact engines for critical power systems.
Design Engineer Internship - Fall 2026 LiquidPistonDesign Engineer Internship - Fall 2026Suffield, CTrelocation assistance not available) Employment Type: Full-time Internship (Fall 2026) Compensation: Paid About LiquidPiston: LiquidPiston is a fast-growing propulsion technology company reinventing the internal combustion engine with our patented X-Engine rotary architecture and High Efficiency Hybrid Cycle (HEHC). Our engines deliver dramatically higher power density, efficiency, fuel flexibility, and compactness than traditional piston designs — making them ideal for UAVs, defense systems, hybrid-electric propulsion, portable power, and aerospace applications.
GTF Diffuser Combustor Design Sr. Principal Engineer P5 (Onsite) RTXGTF Diffuser Combustor Design Sr. Principal Engineer P5 (Onsite)East Hartford, ConnecticutHot Section Engineering is responsible for the design, development, technology maturation and in service support of all diffuser cases, combustors, turbines (vanes, blades, rotors and cases), augmenters (military), nozzles and associated fuel systems for all military, commercial and industrial engine models and radial auxiliary power units. Depending on the phase of the program, the tasks will vary, but may include clean sheet design, delivering development hardware to test engines, facilitating the delivery of hardware to production engines, processing engineering changes to improve the production configuration, and support of fielded engines.
Senior Engineer - Carbon Seal Design & Analysis (Onsite) RTXSenior Engineer - Carbon Seal Design & Analysis (Onsite)East Hartford, ConnecticutDepartment/Segment Overview : Mechanical Systems, Externals, & Nacelles (MSEN) : The Mechanical Systems, Externals, and Nacelles Engineering organization is responsible for the design, development, and in-service support of power transmission systems, bearing compartment and rotor support design and analysis, oil and thermal management systems, engine externals packaging and architecture, as well as nacelles for commercial and military engine models. Drive cross-functional engineering initiatives by collaborating with suppliers, customers, and internal engineering disciplines to develop innovative sealing solutions, resolve technical challenges, and support new product development and legacy engine programs.
Cable Design & Specification Engineer Prysmian S.P.A.Cable Design & Specification EngineerWillimantic, CTWith Diversity, Equity, and Inclusion (DE&I) as part of our Social Ambition 2030 and a strategic pillar of our Company culture, Prysmian is committed to the development of an organization that prioritizes talent, where people feel respected, included, and free to fully express their potential just as they are. Experience interpreting complex specifications - ability to analyze multiple industry, customer, and internal specs, determine the most stringent requirements, and assess compliance (Specification Engineering experience).
Prin Engineer, Design Engineering (Onsite) RTXPrin Engineer, Design Engineering (Onsite)ConnecticutDesign and review layouts of components, calculate stack-up of detail components, and perform major cost studies consisting of new or existing details and/or marked prints and all supporting documentation, when necessary, to facilitate operations and ensure that established objectives and budgets are achieved. Design support across all phases of the design cycle, preliminary through detailed design, validation, manufacturing, and operational service and will work on the designs of any component within the Fan/LPC and/or HPC modules (i.e. Rotors, airfoils, cases, frames, kinematics, etc…).
GTF Diffuser Combustor Design Sr. Engineer P3 (Onsite) RTXGTF Diffuser Combustor Design Sr. Engineer P3 (Onsite)East Hartford, ConnecticutHot Section Engineering is responsible for the design, development, technology maturation and in service support of all diffuser cases, combustors, turbines (vanes, blades, rotors and cases), augmenters (military), nozzles and associated fuel systems for all military, commercial and industrial engine models and radial auxiliary power units. Lead a team of designers executing on key deliverables in support GTF diffuser & combustor milestones including executing on class I ECs, responding to field events and investigations, identifying opportunities for product improvement changes, integrating across modules.
Sr Engineer, Design Engineering (Onsite) RTXSr Engineer, Design Engineering (Onsite)East Hartford, ConnecticutThe role will provide an opportunity take on a design lead role for Rotors, and work within the team and IPT to drive improvements in design, address technical issues, support production ramp, and engage with multiple disciplines in support of the aforementioned. Support Production and devl Quality Notifications including, creating PPT packages, executing non-conformance analysis, working with required disciplines to determine acceptability, disposition, documentation, and QN closure.
GTF HPC – Sr. Engineer, Design (Onsite) RTXGTF HPC – Sr. Engineer, Design (Onsite)ConnecticutDesign and review layouts of components, calculate stack-up of detail components, and perform major cost studies consisting of new or existing details and/or marked prints and all supporting documentation, when necessary, to facilitate operations and ensure that established objectives and budgets are achieved. The role will provide an opportunity take on a design lead role for IBRs/Rotors, and work within the team and IPT to drive improvements in design, address technical issues, support production ramp, and engage with multiple disciplines in support of the aforementioned.
NewManufacturing Engineer 1 -Tooling & Fixture Design (Entry Level) MICROBEST INCManufacturing Engineer 1 -Tooling & Fixture Design (Entry Level)Waterbury, CTSupport continuous improvement efforts (cycle time reduction, scrap reduction, ergonomic/safety improvements) using structured problem-solving. Helps reduce setup time, improves repeatability, and contributes to scrap reduction through better workholding.
Prin Engineer, Design Engrg (Onsite) RTXPrin Engineer, Design Engrg (Onsite)ConnecticutDesign and review layouts of components, calculate stack-up of detail components, and perform major cost studies consisting of new or existing details and/or marked prints and all supporting documentation, when necessary, to facilitate operations and ensure that established objectives and budgets are achieved. Design support across all phases of the design cycle, preliminary through detailed design, validation, manufacturing, and operational service and will work on the designs of any component within the fan module (i.e. cases, frames, IBR’s, bypass ducts, kinematics, etc…).
Electrical Design Engineer II Ensign-Bickford Aerospace & DefenseElectrical Design Engineer IISimsbury, ConnecticutThis role involves the electronic hardware design, fabrication, assembly, test, and integration of circuit board assemblies and subsystems, with a strong emphasis on the design of analog, digital, and mixed-signal circuit boards. Ensign-Bickford Aerospace & Defense Electronics Engineering Team is rapidly growing to support the development of Flight Termination Systems and Tactical electronics in support of Space & Defense applications.
Senior Civil Design Engineer - Land Development BohlerSenior Civil Design Engineer - Land DevelopmentWest Hartford, ConnecticutIn this role, you’ll be deeply involved in all aspects of site design, grading, utilities, stormwater management, and permitting, while helping ensure design quality, constructability, and compliance. Collaborating with seasoned engineers and project leaders, you’ll take ownership of design challenges, refine your technical approach, and help bring innovative ideas to life.
Civil Engineer, Mid-Level (Site Design) Dennis GroupCivil Engineer, Mid-Level (Site Design)Springfield, MADennis Group Civil Engineers focus on the land development and infrastructure for our industrial projects that involve designing and building new food and beverage process facilities. Performs moderate design tasks, receives guidance when necessary, on unconventional or complex problems, direction on modified techniques, and new approaches on assignments with conflicting criteria.