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22 engineer iii or iv jobs found

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engineer iii or iv $100,000 - $150,000
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MA
Aug 05, 2026
Full time
Engineer III or IV-Physical Substation
$108,700 - $146,700 yearly
M. A. Mortenson Company Minneapolis, MN
Job Description SUMMARY Mortenson is currently seeking an Engineer III or IV - Physical Substation responsible for completing engineering assignments supporting preliminary and detailed designs for medium and high voltage substations, on renewable/storage projects through 500 kV. Also, this role will be responsible for working closely with Design Phase Managers, Project Managers, and other engineering/design team members to coordinate deliverables, perform quality control, and lead design efforts. This role requires knowledge of industry design practices, standards, products, and engineering-related disciplines regarding utility scale substations. Also, this role will be required to understand the project requirements and be capable of reviewing, evaluating, and developing project ideas and options by applying standard engineering techniques and, procedures, using good judgment in making adaptations and modifications, and providing interpretations and conclusions with...
MA
Aug 05, 2026
Full time
Engineer III or IV - Energy Storage
$108,700 - $146,700 yearly
M. A. Mortenson Company Denver, CO
Job Description SUMMARY Mortenson is currently seeking an Engineer III or IV - Energy Storage that will be responsible for supporting preliminary and detailed engineering assignments by supporting Engineer of Record design packages and construction support for energy storage, medium voltage distribution systems and renewable projects through 500kV. Candidate will be responsible for working closely with Engineering Project Managers, Design Phase Mangers, Project Managers, other engineering / design team members and customers to create and coordinate deliverables, perform quality control, and lead design efforts. This position offers opportunities at both levels III and IV, allowing candidates to apply based on their experience and qualifications. Compensation for this role is determined based on factors such as experience and location. Hiring Locations: Denver, CO (preferred) / Minneapolis, MN / Fargo, ND / San Antonio, TX RESPONSIBILITIES Working with the...
SH
Aug 05, 2026
Full time
Mechanical Engineer III - IV
$78,853 - $146,792 yearly
Syska Hennessy Group San Francisco, CA
Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group! Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group! As a global leader in consulting, engineering, and commissioning services, we specialize in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning. Our dynamic work environment provides the optimal setting to take your engineering career to the next level. From our supportive culture, diverse workforce, and competitive compensation to our flexible work schedule Monday to Thursday in the office for 9 hours and Friday for 4 hours remotely at home and fun social events, it is everything you will need for an exciting, challenging, and rewarding career. We are looking for a Mechanical Engineer III - IV in our San Francisco, CA or Sacramento, CA and San Diego, CA offices . Job Responsibilities As a...
WR
Aug 05, 2026
Full time
Mission Critical Electrical Engineer - Mid-Level
$90,000 - $150,000 yearly
Whitman, Requardt & Associates, LLP Baltimore, MD
At Whitman, Requardt & Associates, LLP, we are "People Focused and Project Driven". We have been in business for 110 years and we are known for our quality work and quality employees. This is your chance to join our team - help us to design the infrastructure and buildings that improve the world! We are seeking a highly skilled Mission Critical Professional Electrical Engineer to join our dynamic team responsible for the design and analysis of high-reliability electrical systems supporting mission critical environments and data centers. The ideal candidate will have a strong background in electrical engineering with a focus on power distribution, redundancy, system resilience, and energy efficiency in mission critical applications. This is an onsite position in our Baltimore, MD office. Responsibilities The engineer shall be able to lead small to medium electrical design projects and direct junior-level engineers. The engineer must excel at collaboration with clients, the...
St
Aug 05, 2026
Full time
Mechanical Engineer (Structures) - Space Solar
$100,000 - $160,000 yearly
Starpath Hawthorne, CA
Mechanical Engineer (Structures) - Space Solar Position Details Location: Los Angeles (Hawthorne), CA Employment Type: Full-time Department: Structures Travel: Occasional About Starpath Starpath develops and manufactures the technologies that will enable humans to live on the Moon and Mars. Today, we are building robotic systems that locally produce the essential commodities a lunar civilization will require at extreme scale: water, power, and oxygen. Our ultimate goal is to build and operate a self-sustaining city on Mars. The Role The Structures team designs and builds the mechanical backbone of Starpath's hardware - the primary and secondary structures, mechanisms, and interfaces that must survive the punishing loads of launch and the extreme environments of space and planetary surfaces. From the systems that produce water, power, and oxygen on the Moon to the equipment bound for Mars, every subsystem depends on structures that are light, strong, and manufacturable at...
St
Aug 05, 2026
Full time
Senior/Principal Mechanical Engineer
$140,000 - $200,000 yearly
Starpath Hawthorne, CA
About Starpath Starpath Robotics is developing a full-stack solution for commercial scale rocket propellant production on the Moon and Mars. We are building one of the key enabling technologies that will make humans a multi-planet species. If high ownership, fast pace, working with hardware, and solving challenging technical problems sound like a dream come true, come join the team! Senior/Principal Mechanical Engineer In this role, you will be responsible for the development of critical mechanical systems on Starpath's Rover platform. Depending on your prior work experience, you may work on a variety of systems, such as: (1) low-cost, high-reliability electromechanical actuators, (2) various structures and passive mechanisms, or (3) thermal control systems and autonomy hardware integration. You will own these systems from developing design requirements through to flight. Responsibilities: Own architectures, systems, subsystems, and components from requirements to...
RW
Aug 05, 2026
Full time
Design Engineer
$110,000 - $135,000 yearly
Rock West Composites San Diego, CA
Rock West Composites is seeking a Design Engineer to design and develop advanced composite structures and products for aerospace, defense, space, and commercial applications. This role partners with Program Management, Manufacturing Engineering, Production, and customers to develop innovative, manufacturable solutions from concept through production while ensuring designs meet performance, quality, and cost objectives. This is an excellent opportunity for an engineer who enjoys solving complex technical challenges, collaborating across disciplines, and developing high performance products from concept through production. Position Summary The Design Engineer is responsible for the design and development of composite components, tooling, molds, and fixtures that support customer and internal manufacturing requirements. This role creates 3D models, engineering drawings, and technical documentation while collaborating with cross-functional teams to ensure products are...
RW
Aug 05, 2026
Full time
Manufacturing Engineer
$120,000 - $150,000 yearly
Rock West Composites San Diego, CA
Rock West Composites is seeking a Manufacturing Engineer to support the development and production of high-performance composite structures for DoD, space, and commercial applications. This role is responsible for defining and executing manufacturing processes from prototype through production, ensuring products meet requirements for quality, cost, and performance. You'll work closely with Engineering, Program Management, and Production teams to solve complex technical challenges and drive continuous improvement. This is a hands-on role in a small batch, R&D-focused environment, ideal for someone who thrives in fast-paced settings and enjoys taking ownership of projects from start to finish. What You'll Own Manufacturing process development from concept through production Creation and control of manufacturing documentation (MBOMs, work instructions, travelers, process specs) Product quality, manufacturability, and process efficiency Resolution of technical issues on the...
Ex
Aug 05, 2026
Full time
MRB Design Engineer III - IV - Tulsa
$66.00 - $72.00 hourly
Expleo Tulsa, OK
Overview MRB Design Engineer III-IV Location: Tulsa, OK - On-site (Office-Based Role) Pay Range: $66.00 - $72.00/hour Retention Bonus: $5,000 after 12 months Relocation support available for out-of-state candidates Expleo is seekingmid-to-senior MRB Design Engineers (Levels 3-4) to deliver high-impact engineering decisions across complex aerospace nonconformances. This role is ideal for engineers who are confident working independently, influencing technical outcomes, and solving challenging structural issues in a documentation-driven environment. Key Responsibilities Perform end-to-end MRB analysis and disposition for complex nonconformances Evaluate structural impact on fit, form, function, and airworthiness Develop innovative repair and rework strategies Lead coordination with Design, Stress, Quality, Manufacturing, and Suppliers Provide technical justification and documentation for all MRB decisions Support and lead customer-facing discussions...
Ex
Aug 05, 2026
Full time
Design Engineer III - IV - Tulsa
$66.00 - $72.00 hourly
Expleo Tulsa, OK
Overview Location: Tulsa, OK - On-site Pay Range: $66.00 - $72.00/hour EXPLEO GROUP USA is currently looking for mid-to-senior Design Engineers (Levels 3-4) to join our team for an exciting opportunity in Tulsa, OK. As a Design Engineer, you will apply engineering principles, design methodologies, and aerospace standards to deliver high-quality structural and mechanical design solutions while ensuring compliance with procedural and configuration-control requirements. This role is ideal for engineers who are ready to work independently, solve complex design challenges, and contribute to high-impact aerospace programmes. Responsibilities Create detailed 3D models using CATIA V5 for aerospace components Generate complete drawing packages and layouts Perform model release activities ensuring accuracy and compliance Review and check drawing packages for quality and conformance Resolve design issues in collaboration with IPT teams Apply engineering judgment to...
BO
Aug 05, 2026
Full time
Ground System Fluid Mechanical Design Engineer | Mid - Senior Level
$121,023 - $169,432 yearly
Blue Origin, LLC Van Horn, TX
Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of the New Shepard program. New Shepard is a reusable suborbital rocket system designed to take astronauts and research payloads past the Kármán line - the internationally recognized boundary of space. Through operational reusability, New Shepard supports our mission of lowering the cost of access to space. At Blue Origin, we are driven by space exploration and committed to reshaping the future with breakthrough technologies. As a Level 3 Design Engineer - Ground Systems Development, you will contribute significantly to improving and...
Ri
Aug 05, 2026
Full time
Sr. Digital Manufacturing Process Engineer
$98,500 - $123,100 yearly
Rivian Plymouth, MI
About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations. Role Summary Rivian is looking for a Senior Digital Manufacturing Process Engineer to architect the "Gold Standard" for Virtual Builds & Digital Manufacturing across Rivian's automotive footprint. This role manages the integrity of the digital thread, ensuring simulations in the Dassault 3DEXPERIENCE environment accurately reflect physical manufacturing realities. Responsibilities Standardization & Foundation: Develop a standardized "Virtual...
Ri
Aug 05, 2026
Full time
Sr. Studio & Perceived Quality Engineer
$107,800 - $134,800 yearly
Rivian Irvine, CA
About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations. Role Summary The Senior Studio Perceived Quality Engineer is a dynamic, multi-faceted role that bridges the gap between creative design and engineering excellence. You are largely responsible for ensuring that the sensory experience and design execution of our adventurous products live up to our brand's promise. By combining a keen eye for aesthetics with technical rigor, you will convert subjective sensory inputs into objective engineering specifications,...
Be
Aug 05, 2026
Contractor
Lead Manufacturing Engineer
$62.00 hourly
Belcan Middlesex, NC
Job Description Job Title: Lead Manufacturing Engineer Location: Middlesex, NC Zip Code: 27557 Duration: 5+Months Pay Rate: $62/hr. Keyword's: #Middlesexjobs; #ManufacturingEngineerjobs; Start Date: Immediate We provide a competitive pay and benefits package. This position is offering a pay rate of $62/hr. however, Belcan considers several factors when extending an offer, including but not limited to education, experience, geographic location, and discipline. Benefits offered may include health care, dental, vision, life insurance; 401(k); education assistance; paid time off including PTO, holidays, and any other paid leave required by law. Job Description: The Lead Engineer will provide technical leadership to the manufacturing engineering staff. In this role, you will lead multiple large scale projects within the plant and division while working with global teams. Facilitate 8D problem solving, investigate and troubleshoot issues, and present conclusions to internal and...
IE
Aug 05, 2026
Full time
Project Engineer
$100,000 - $170,000 yearly
Iovino Enterprises NY
Final compensation will be based on a combination of: • Relevant work experience • Education • Project size • Project location • Required working hours • Candidate subject matter expertise and/or specialty • Ability to be approved by agencies/owners as required • *Final salary determination is negotiable* If you're searching for the next company to call home, Welkin Mechanical provides an employee centered culture with exiting career growth opportunity. Welkin has a work-hard, play-hard, fast paced environment that puts you on a winning team with the same mission: delivering quality mechanical construction services, on time and under budget. The Project Engineer is responsible for planning all project work, being part of a team to bring the project from design to completion, controlling each of the steps along the way, and solving any problems that occur. The Project Engineer works under the supervision of Project Managers throughout the entire project. Project work is detail...
GP
Aug 05, 2026
Full time
Substation Engineer I-V, Power Delivery
$80,366 - $129,813 yearly
Grant PUD Ephrata, WA
Closing Date to Apply: This position is open until filled. Applications will be reviewed as they are received. The position may close at any time once a sufficient pool of qualified candidates has been established. Salary: Engineer I: $80,366 - $129,813 Midpoint: $105,090 Engineer II: $85,623 - $139,896 Midpoint: $112,760 Engineer III: $104,822 - $177,107 Midpoint: $140,964 Engineer IV: $112,585 - $192,317 Midpoint: $152,452 Engineer V: $130,666 - $228,062 Midpoint: $179,364 Grant PUD posts the full salary range for each position. The midpoint is provided as a reference point and is not a guaranteed starting pay. Starting pay is based on job-related factors such as qualifications, experience, skills, internal alignment, and organizational needs. Most new hires are typically placed between the minimum and midpoint of the range. Benefits: This link below will provide you with Grant PUD's benefit that may be available if hired, different employee types...
GP
Aug 05, 2026
Full time
Standards Engineer III-V, Power Delivery
$104,822 - $177,107 yearly
Grant PUD Ephrata, WA
Closing Date to Apply: This position is open until filled. Applications will be reviewed as they are received. The position may close at any time once a sufficient pool of qualified candidates has been established. Salary: Engineer III: $104,822 - $177,107 Midpoint: $140,964 Engineer IV: $112,585 - $192,317 Midpoint: $152,452 Engineer V: $130,666 - $228,062 Midpoint: $179,364 Grant PUD posts the full salary range for each position. The midpoint is provided as a reference point and is not a guaranteed starting pay. Starting pay is based on job-related factors such as qualifications, experience, skills, internal alignment, and organizational needs. Most new hires are typically placed between the minimum and midpoint of the range. Benefits: This link below will provide you with Grant PUD's benefit that may be available if hired, different employee types are eligible for different benefits. Grant PUD - Unified Insurance Program (uip-wa.org) Grant County PUD...
Xe
Feb 24, 2026
Full time
Mechanical Design Engineer
$79,500 - $132,500 yearly
X-energy LLC Rockville, MD
X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us. Job Description X-energy is seeking professionals to join our Mechanical Engineering team in the role of Mechanical Design Engineer to support the development of the Xe-100. This role is responsible for the engineering design and development of mechanical systems, structures, and components such as Reactor Internal Structures, Steam Generator System, Helium Circulator System, Graphite Core Components, Reactor Cavity Cooling System, or Nuclear Auxiliary Systems. This includes concept development, evaluation of concepts, analysis of...
SH
Aug 05, 2026
Full time
Electrical Engineer II - IV
$75,667 - $132,335 yearly
Syska Hennessy Group Los Angeles, CA
Watch your work come to life in landmark projects around the world when you partner with Syska Hennessy Group. As a global leader in consulting, engineering, and commissioning services, we specialize in MEP, information and communication technology, architectural lighting, vertical transportation, and commissioning. We are seeking an Electrical Engineer II - IV to join our team in Los Angeles, or Irvine, CA . Your experience working in a consulting firm on healthcare projects will ensure your success in this role. Working from either our Los Angeles or Irvine offices, you will contribute to the design of major projects from both inpatient and outpatient healthcare engineering design across all phases from around the world. You will be part of a large team of over 100 engineers nationally with a wealth of experience, so this is a great opportunity to grow your career. Our dynamic work environment provides the optimal setting to take your career to the next level. From our...
SG
Aug 05, 2026
Full time
Professional Engineer, Civil Engineering
$93,600 - $120,120 yearly
Simpson Gumpertz & Heger Waltham, MA
Do you want to help engineer what's next? Simpson Gumpertz & Heger (SGH) is a national engineering firm committed to delivering holistic advice for our clients' most complex challenges. We leverage our collective and diverse experience, technical expertise, and industry knowledge of structures and building enclosures, advanced analysis, performance & code consulting, and applied science & research to deliver unrivaled, comprehensive solutions that drive superior performance. With 800 employees in offices nationwide, SGH's industry-leading teams constantly seek to advance the meaning of what's possible. What makes careers at SGH so special? The only way to advance is to question and explore. Every member of the SGH team is both a learner and an educator, committed to advancing ourselves, our teams, and our industry. Together we are creating a community that never settles for what is but always seeks what could be. There are many reasons to love SGH: Our Work:...
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