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840 mechanical design engineer iii jobs found

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mechanical design engineer iii
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HX
Aug 05, 2026
Full time
Mechanical Design Engineer III
HX5 LLC Brook Park, OH
Mechanical Engineer III Mechanical Design Engineer III NASA Glenn Research Center Brook Park, Ohio HX5 is an award-winning provider of engineering, research and development, and technical services to clients such as NASA and the Department of Defense. Founded in 2004, HX5 is a fast-growing veteran and woman-owned company with locations nationwide. HX5 is currently seeking an experienced Mechanical Engineer to join our team in Brook Park, Ohio in support of the GEARS contract at NASA Glenn Research Center. Essential Duties and Responsibilities: The selected candidate will support the design and fabrication of an integrated ground test rig that will demonstrate the combined operation of the thermal, power, battery, structural, control-surface, and command-and-control subsystems for a 1,500-lb-class distributed electric propulsion research drone. This effort is part of NASA's Transformational Tools and Technology (TTT) project. The engineer will work closely with the...
Ar
Sep 22, 2025
Full time
Mechanical Design Engineer III/IV
Artis, LLC Herndon, VA
M echanical Design Engineer III/IV Security Clearance An active security clearance or the ability to obtain a clearance is required. Only U.S. citizens are eligible for security clearances. Overview You will work to develop new generations of sensing and real-time processing and actuation technologies in a fast-paced and exciting environment. As part of a small and dedicated team, you will be given immediate responsibility for designing and analyzing complex mechanical systems. You will develop designs from concept to production, with hands-on involvement to oversee parts fabrication, system assembly and validation testing along the way. Typical day-to-day work is done using CAD for design, along with analysis tools such as Excel and MATLAB. Prototype part fabrication often occurs in-house, with larger orders outsourced to local vendors under the engineer's direct supervision. Once parts or systems become available, validation testing occurs on a regular basis at internal...
Ar
Aug 05, 2026
Full time
Mechanical Design Engineer III
$83,370 - $144,965 yearly
Arcfield Louisville, CO
Responsibilities Overview This role is responsible for mechanical engineering design and analysis of complex spacecraft and payloads, spanning from the lowest-level components, all the way to the space vehicle level. As a mechanical engineer on our team, you will drive design excellence into wide range of OSS products and programs, through all phases of design until you witness your designs on orbit. Key Responsibilities Own design and development of custom mechanical and electromechanical parts and assemblies. Create detailed designs to implement part concepts and generate CAD models in SolidWorks for components, assemblies, and space vehicles. Apply first-order hand calculations and empirical formulas to assess and iterate on your designs rapidly. Validate your designs by building development articles to test and rapidly iterate on the design. Develop design criteria, collaborate on requirements, and drive system-level optimization. Generate detailed production...
Romac Industries
May 12, 2026
Full time
Mechanical Design Engineer III
Romac Industries Bothell, WA
Step into an exciting opportunity as a Senior Mechanical Engineer at Romac. In this senior-level role, you’ll design, develop new products, improve existing ones by applying advanced engineering principles and creative problem-solving. You’ll define technical approaches, lead mid-sized projects, guide junior engineers and technicians through all stages of the product development cycle, from concept to production. You’ll play a key part in driving innovation, improving product performance, and strengthening Romac’s ability to deliver reliable waterworks solutions that keep communities connected.   What You’ll Do Lead the design and development of new or modified products, from concept through testing and production release. Resolve complex production and design challenges using expert-level technical knowledge across multiple disciplines. Develop and implement production capabilities, procedures, and quality protocols to...
ZM
Aug 05, 2026
Full time
Mechanical Design Engineer I/II/III
Z1 Motorsports Inc. Carrollton, GA
Enthusiast Auto Holdings (EAH) is a highly successful e-commerce company in the automotive aftermarket parts industry. EAH goes to market via ten enthusiast-focused websites (banners) - ECS Tuning, Turner Motorsport, Pelican Parts, Rennline, Texas Speed & Performance, Z1 Motorsports, Z1 Off-Road, RCI Off-Road, Teqsport, and EVANNEX. EAH serves automotive enthusiast customers who are passionate about how their vehicle looks and performs by providing the parts, content, knowledge, and support to make their vehicle come to life. We also serve a global network of specialty installer shops that solve for customers looking for a "Do it For Me" option. EAH's leadership team has delivered strong organic growth with market-leading profitability. EAH has also completed multiple acquisitions and plans to continue the expansion of its served markets via acquisition. EAH is owned and supported by Cortec Group, a premier private equity firm. Cortec has invested millions of dollars to expand...
OI
Aug 05, 2026
Full time
Mechanical Engineer III
Oceaneering International, Inc. United States
Job Description Working under limited supervision, the Mechanical Design Engineer III will design, develop, test, implement, and perform analysis of technical products and systems associated with Thermal Protection Systems (TPS), related textile (softgoods) products, and mechanical/electromechanical hardware products and systems related to TPS. The Mechanical Design Engineer III will also perform engineering design evaluations as part of an Integrated Product Team and will also develop documentation for internal or external customer review. The work is in direct support of NASA, Military and Commercial Aerospace customers and includes the design, development, and production of prototypes, test fixtures, test articles and flight hardware used for thermal protection of vehicles launched to low-earth orbit, cis-lunar orbit, and to the surface of the moon. Responsibilities • Detailed design of textile, mechanical and electromechanical systems, subsystems, and components to be...
An
Aug 05, 2026
Full time
Mechanical Design Engineer II / III
$91,000 - $120,000 yearly
Anaergia Burlington, Ontario, Canada
Anaergia Inc. (TSX: ANRG) is a global leader in offering sustainable solutions for the production of clean energy and the conversion of waste streams to resources. Through a proven portfolio of proprietary technological solutions, Anaergia maximizes the generation of renewable energy, diversion of waste from landfill and reduction of greenhouse gases for customers across the municipal, industrial, commercial, and agricultural sectors. Headquartered in Burlington, ON, and through its multiple subsidiaries across North America, Europe, Africa, and Asia, Anaergia is trusted at more than 1,600 installations globally. Anaergia offers a competitive compensation and benefits package in a fast-paced and dynamic work environment. We are looking for an innovative, forward-thinking, multi-tasking person who enjoys challenges and actively seeks to develop and improve work processes and the environment. About the Position: As a member of the Anaergia Integrated Solutions (AIS) team, the...
VT
Mar 22, 2026
Full time
Mechanical Engineer III - Design
$108,800 - $155,300 yearly
Voyager Technologies, Inc. Reno, NV
Voyager is an innovative defense, national security and space technology company committed to advancing and delivering transformative, mission-critical solutions. We tackle the most complex challenges to unlock new frontiers for human progress, fortify national security, and protect critical assets to lead in the race for technological and operational superiority from ground to space. Forge the Future: Join Voyager Technologies The future belongs to those who build it. At Voyager Technologies, we're building technologies that protect lives, expand frontiers and prepare us for what's next. And we're doing that with people who are wired to solve, build, adapt and lead. These roles are not for the faint of heart. You'll help lay the foundation for humanity's future. Join a culture where innovation thrives, curiosity is rewarded, and impact is real. We're a company of doers, thinkers and builders, united by purpose and grounded in reality. If you want to put your skills to...
SE
Aug 05, 2026
Full time
Manufacturing Engineer III
Sumitomo Electric Wiring Systems, Inc. Scottsville, KY
Description Position at Sumitomo Electric Wiring Systems, Inc. Basic Position Duties Manufacturing Engineer III Engineering • Develop mass-production engineering parameters (production, quality) for new business. • Develops, evaluates and improves manufacturing methods. • Provides on-going technical support to production and maintenance to ensure effective use of production equipment and tooling. • Develop and implement countermeasures for claims, IPD's, and downtime. • Negotiates with vendors to determine product specifications and arrange for the purchase of equipment, materials and parts. • Investigate and coordinate Kaizen activities. • Work with management, manufacturing, corporate officials and other staff regarding machine capabilities, production schedules, and other cost considerations to facilitate production. • Develop the necessary equipment required to produce/assemble precise molded parts and to guarantee the quality of the parts as produced. • Must have...
SE
Aug 05, 2026
Full time
Manufacturing Engineer III
Sumitomo Electric Wiring Systems, Inc. Scottsville, KY
Description Basic Position Duties Manufacturing Engineer III Engineering • Develop mass-production engineering parameters (production, quality) for new business. • Develops, evaluates and improves manufacturing methods. • Provides on-going technical support to production and maintenance to ensure effective use of production equipment and tooling. • Develop and implement countermeasures for claims, IPD's, and downtime. • Negotiates with vendors to determine product specifications and arrange for the purchase of equipment, materials and parts. • Investigate and coordinate Kaizen activities. • Work with management, manufacturing, corporate officials and other staff regarding machine capabilities, production schedules, and other cost considerations to facilitate production. • Develop the necessary equipment required to produce/assemble precise molded parts and to guarantee the quality of the parts as produced. • Must have understanding of Microsoft Office programs including Word,...
CT
Aug 05, 2026
Full time
Controls Engineer III
ControlTouch Systems LLC Louisville, KY
Job Type Full-time Description Come grow with us! It is an exciting time within our company as we expand the services offered to our customers. At ControlTouch Systems, our goal is to be "The BEST in Baggage". We are seeking innovative-minded, qualified candidates to join our team as we continue to do just that! We design and support systems for airports that get baggage to passengers at destinations all over the world safely, accurately, and efficiently. Check out the job description below and apply today! JOB TITLE: Controls Engineer III REPORTS TO: Engineering Manager JOB STATUS: Full Time FLSA STATUS: Exempt JOB SUMMARY: The Controls Engineer III is responsible for leading all phases of a controls project to include concept and research, estimating support, component selection, network design, panel design, layout, device troubleshooting, PLC and HMI programming; on-site installation and debug; and after-sales support while working independently. A...
SD
Aug 05, 2026
Full time
Senior Manufacturing Engineer
Singularity Defense Corp. Gardena, CA
About the Company: We are a stealth-mode Aerospace & Defense startup headquartered in Gardena, CA. Our founding team hails from SpaceX, Anduril, and Lockheed Martin, and we are backed by Joint Staff-level military leadership and top-tier Silicon Valley rms. We're assembling a high urgency team committed to moving fast, solving hard problems, and defending what matters most. With a world-class business development & leadership team already in place, we are well positioned to capitalize on already overwhelming demand. Role Overview As our Senior Manufacturing Engineer, you'll own the integrity of the production process from prototype to full-rate manufacturing. You will be the connective tissue between design, manufacturing, and quality-ensuring that our builds are repeatable, efficient, and reliable. You'll play a critical role in developing robust manufacturing processes, executing quality assurance strategies, and continuously improving product reliability in a...
PT
Aug 05, 2026
Full time
Mechanical Project Engineer (Engineer I,II,or III)
$125,000 - $193,750 yearly
Port Townsend Paper Corporation Port Townsend, WA
The Position: We currently have an opening for a mechanical project engineer to join our on-site team in Port Townsend, WA. The role level will be determined based on your background and experience, ranging from entry-level (Engineer I) to mid-career (Engineer II) and senior level (Engineer III). This is a hands-on engineering role focused on improving and sustaining mill operations. You'll work directly with newer and aged infrastructure, lead or support capital projects, and play a key role in site reliability and efficiency. Whether you're early in your career or bringing deep experience in industrial environments, we'd like to connect. About Port Townsend Paper Company (PTPC) The Port Townsend Paper ("PTPC") mill is proud to have been in continuous operation for more than 90 years. We use a blend of virgin and recycled fibers (Kraft and OCC pulp) to produce Kraft pulp, paper, containerboard, medium and market pulp. We have built a strong and loyal customer base by...
Gr
Aug 05, 2026
Full time
Principal Electrical Engineer
Graphcore Austin, TX
About us Graphcore is one of the world's leading innovators in artificial intelligence compute. We are developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and support the widespread adoption of AI solutions across every industry. As part of the SoftBank Group, Graphcore is a member of a family of companies responsible for some of the world's most transformative technologies. Together, we share a bold vision to enable advanced artificial intelligence and ensure its benefits are accessible to everyone. Graphcore brings together AI researchers, silicon designers, software engineers and systems architects to solve complex technical challenges and deliver innovative computing solutions. Job Summary The Principal Electrical Engineer will be a technical authority within Data Center Engineering, leading the architecture and delivery of safe, resilient and scalable electrical infrastructure for high-density AI computing...
Mo
Aug 05, 2026
Full time
NICET III Fire Alarm Engineer/Designer
$75,000 - $95,000 yearly
MCS of Tampa Tampa, FL
MCS is hiring for a NICET III Fire Alarm Engineer / Designer in Tampa, FL. This is a full-time, permanent position with benefits. The NICET III Fire Alarm Engineer / Designer must demonstrate a strong ability to design, engineer, and develop code compliant fire alarm and life safety systems for commercial, healthcare, educational, industrial, and mission critical facilities. The NICET III Fire Alarm Engineer / Designer will require excellent communication skills and the ability to work collaboratively with project managers, estimators, contractors, AHJs, and clients. It is important that candidates stay current with industry trends, NFPA standards, local AHJ requirements, and applicable government regulations.Typical Duties Include: Review project specifications, bid documents, architectural drawings, and contract documents to determine system requirements. Design and layout fire alarm and life safety systems in accordance with NFPA 72, NFPA 101, NEC, IBC, and local AHJ...
CE
Aug 05, 2026
Full time
Controls Engineer I
CLX Engineering Sanford, FL
About the Role Automation Engineer (Level I-III) is a scalable engineering role designed to support a range of experience levels across our automation team. This position may report out of either Atlanta (Hartsfield-Jackson International Airport) or our Sanford, FL Headquarters, depending on project assignment and operational needs. This role is leveled I-III. Placement will be determined throughout the interview process based on résumé review, technical discussion, and skill assessment. Candidates may be aligned at Level I, II, or III depending on demonstrated experience, leadership capability, and technical depth. The posted salary range of $75,000 - $160,000 reflects the full range from Level I through Level III. At the senior end (Level III), this role serves as a technical leader on complex automation projects - owning system architecture, technical execution, and customer confidence from concept through commissioning. At Levels I and II, engineers support and...
CE
Aug 05, 2026
Full time
Controls Engineer II
CLX Engineering Sanford, FL
Job Type Full-time Description About the Role Automation Engineer (Level I-III) is a scalable engineering role designed to support a range of experience levels across our automation team. This position may report out of either Atlanta (Hartsfield-Jackson International Airport) or our Sanford, FL Headquarters, depending on project assignment and operational needs. This role is leveled I-III. Placement will be determined throughout the interview process based on résumé review, technical discussion, and skill assessment. Candidates may be aligned at Level I, II, or III depending on demonstrated experience, leadership capability, and technical depth. The posted salary range of $75,000 - $160,000 reflects the full range from Level I through Level III. At the senior end (Level III), this role serves as a technical leader on complex automation projects - owning system architecture, technical execution, and customer confidence from concept through commissioning. At Levels I and...
CE
Aug 05, 2026
Full time
Controls Engineer I
CLX Engineering Atlanta, GA
About the Role Automation Engineer (Level I-III) is a scalable engineering role designed to support a range of experience levels across our automation team. This position may report out of either Atlanta (Hartsfield-Jackson International Airport) or our Sanford, FL Headquarters, depending on project assignment and operational needs. This role is leveled I-III. Placement will be determined throughout the interview process based on résumé review, technical discussion, and skill assessment. Candidates may be aligned at Level I, II, or III depending on demonstrated experience, leadership capability, and technical depth. The posted salary range of $75,000 - $160,000 reflects the full range from Level I through Level III. At the senior end (Level III), this role serves as a technical leader on complex automation projects - owning system architecture, technical execution, and customer confidence from concept through commissioning. At Levels I and II, engineers support and...
CE
Aug 05, 2026
Full time
Controls Engineer II
CLX Engineering Atlanta, GA
Job Type Full-time Description About the Role Automation Engineer (Level I-III) is a scalable engineering role designed to support a range of experience levels across our automation team. This position may report out of either Atlanta (Hartsfield-Jackson International Airport) or our Sanford, FL Headquarters, depending on project assignment and operational needs. This role is leveled I-III. Placement will be determined throughout the interview process based on résumé review, technical discussion, and skill assessment. Candidates may be aligned at Level I, II, or III depending on demonstrated experience, leadership capability, and technical depth. The posted salary range of $75,000 - $160,000 reflects the full range from Level I through Level III. At the senior end (Level III), this role serves as a technical leader on complex automation projects - owning system architecture, technical execution, and customer confidence from concept through commissioning. At Levels I and...
CE
Aug 05, 2026
Full time
Controls Engineer III
CLX Engineering Atlanta, GA
About the Role Automation Engineer (Level I-III) is a scalable engineering role designed to support a range of experience levels across our automation team. This position may report out of either Atlanta (Hartsfield-Jackson International Airport) or our Sanford, FL Headquarters, depending on project assignment and operational needs. This role is leveled I-III. Placement will be determined throughout the interview process based on résumé review, technical discussion, and skill assessment. Candidates may be aligned at Level I, II, or III depending on demonstrated experience, leadership capability, and technical depth. The posted salary range of $75,000 - $160,000 reflects the full range from Level I through Level III. At the senior end (Level III), this role serves as a technical leader on complex automation projects - owning system architecture, technical execution, and customer confidence from concept through commissioning. At Levels I and II, engineers support and...
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