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267 senior mechanical engineer jobs found

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PF
Apr 11, 2026
Full time
Senior Mechanical Engineer - Fluid Systems
Pacific Fusion Fremont, CA
About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders. Why This Role Matters Pacific Fusion is seeking an exceptional Senior Mechanical Engineer - Fluid Systems to...
Am
Feb 28, 2026
Full time
Senior Mechanical Engineer
Ameresco Vancouver, British Columbia, Canada
Ameresco, Inc. (NYSE:AMRC) is a leading energy solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the global energy transition. We are a trusted, full-service partner to public sector and government entities, K-12 schools, higher education, utilities, and healthcare customers across the U.S., Canada, the U.K., and Europe. At Ameresco, we show the way by developing, constructing and operating tailored smart energy efficiency solutions, distributed energy resources, and infrastructure upgrades that drive cost savings, resilience, decarbonization, and innovation. Our comprehensive portfolio is built to address the challenges of today and adapt the future, ensuring long-term sustainability and success for our customers. Ameresco Canada has an immediate opening for a Senior Mechanical Engineer to support Canada. Responsibilities: Working autonomously on multiple projects given broad objectives from Director of...
ES
Jan 02, 2026
Full time
Senior Mechanical Engineer
EnerSys Delaware, Inc. Commack, NY
EnerSys is a global leader in stored energy solutions for industrial applications. We have over thirty manufacturing and assembly plants worldwide servicing over 10,000 customers in more than 100 countries. Worldwide headquarters are located in Reading, PA, USA with regional headquarters in Europe and Asia. We complement our extensive line of Motive Power and Energy Systems with a full range of integrated services and systems. With sales and service locations throughout the world, and over 100 years of battery experience, EnerSys is the power/full solution for stored DC power products. Job Purpose As a Senior Mechanical Engineer professional, you will lead, organize and contribute to the design and development activities of batteries, chargers and other complex energy storage-based systems. Your technical expertise in designs of injection molding and sheet metal part is required. Essential Duties and Responsibilities • Work closely with management, electrical engineers,...
AA
Nov 13, 2025
Full time
Senior Mechanical Engineer - Thermal/Structural Analysis
Aalo Atomics Idaho Falls, ID
About Aalo Atomics Aalo Atomics is pioneering a new era in clean energy with factory-fabricated microreactors designed to deliver affordable, scalable, and reliable nuclear power. Our mission is to make nuclear energy globally accessible, starting with the Aalo-1, a 10 MWe reactor leveraging cutting-edge safety, modularity, and efficiency. Based in Austin, TX, we're rapidly growing as we work to deploy the world's first fleet of advanced microreactors. Join us and help revolutionize energy for a sustainable future. Position Overview We are seeking a Senior Engineer with expertise in Structural and Stress Analysis to join our dynamic team. This role involves performing mechanical analyses of reactor components, ensuring structural integrity under various operating conditions, and contributing to the design of our innovative reactor systems. What you'll do The Senior Mechanical Engineer - Thermal/Structural Analysis will lead advanced analyses for reactor...
GI
Nov 07, 2025
Full time
Senior Mechanical Engineer - Battery Systems
Gotion, Inc. Manteno, IL
Gotion Inc. is based in Silicon Valley, CA, currently building a Manufacturing facility in Manteno, IL and has R&D centers in Ohio, China, Japan and Europe. We innovate in the next generation electric vehicle and energy storage technologies (lithium batteries and related systems) with the aim to accelerate electrified transportation and achieve sustainable development. Gotion is powered by a leading power battery technology company that provides solutions for vehicles including the world's first mass commercial e-bus route. Gotion is a career destination - we are not simply attempting to just fill another job, but to pursue a dream of global green energy together! We offer outstanding opportunities to individuals seeking an exciting and challenging working environment. Everyone is highly valued and plays a vital role in the growth of our organization. About the Role & Team As a Senior Mechanical Engineer - Battery Systems , you will be an integral part of the team...
OP
Aug 25, 2025
Full time
Senior Mechanical Engineer (Power Generation Facility)
$104,000 - $155,000 yearly
Oglethorpe Power Corporation Rome, GA
As a Senior Mechanical Engineer, you will lead the design, operation, and maintenance of mechanical systems at Oglethorpe Power's power generation facilities, which include combustion turbines, combined cycle facilities, and pumped-storage hydroelectric. Your expertise will support critical infrastructure, ensuring reliability and efficiency in energy production and system performance. You will be responsible for planning overhaul outages, optimizing mechanical systems, and implementing new technologies to enhance plant operations. This role includes predictive and preventive maintenance, oversight of mechanical inspections, and development of capital projects to improve long-term reliability. Additionally, you will provide technical and business support to plant managers, including system design, budgeting analysis, and performance evaluations. Ideal candidates have extensive experience in power generation systems, strong proficiency in mechanical design of balance of plant...
PD
Apr 26, 2026
Full time
Senior Mechanical Engineer
Power Design, Inc. St. Petersburg, FL
about the position... Our Engineering team is proof that the Power Design "work hard, play hard" motto works! With continuous design-build projects in progress all over the country, this team is leading the industry in innovative techniques with a focus on coordinated, value-conscious design that has led to more than 95% of our clients becoming repeat customers. As a senior member of the mechanical design team, you will work at our corporate headquarters in St. Petersburg, Florida, communicating directly with clients and leading and mentoring engineering team members to ensure quality mechanical documentation. position details/responsibilities... Oversee operations of design process for multiple mechanical projects, managing production budgets, schedule and personnel. Manage client expectations while leading projects through all phases (including bidding, design, permitting and construction). Coordinate the best design solutions by applying industry knowledge while...
Ul
Mar 13, 2026
Full time
Mechanical Engineer Senior I
Ultra Columbia City, IN
Protecting What Matters. Powering the Future of Naval Technology. Your work here has global impact. From developing sonar and radar systems to advancing unmanned and undersea platforms, our technologies empower the U.S. Navy and allied forces to operate in some of the world's most complex environments. As the maritime and underwater battlespace evolves, we continue to push boundaries-driven by innovation, accountability, and a shared commitment to excellence. Join us as we shape the future of naval warfare-safeguarding the seas and strengthening navies worldwide. Nationality Requirements Due to the nature of the programs we support, certain roles may require candidates to meet U.S. nationality requirements and be eligible to obtain a security clearance. Position Summary Leads small-to-medium sized mechanical engineering projects or technical work packages within cost and quality requirements as assigned and may allocate or coordinate work with the project or work...
Ul
Feb 20, 2026
Full time
Mechanical Engineer Senior II
Ultra Dartmouth, Nova Scotia, Canada
Unleash the Power of Multi-Mission Excellence: Safeguarding the Seas for the World's Navies. Step into a world where cutting-edge technology meets unparalleled expertise. Ultra Maritime pioneers delivering multi-mission solutions that protect and empower the naval forces worldwide. With our extensive portfolio of capabilities, our innovations are utilised on naval fleets across our allied navies around the globe. As the maritime and underwater battlespace evolves, we tirelessly push the boundaries to develop advanced specialist systems that provide our 'five-eyes' Defence customers with an unbeatable warfighting edge. From surface vessels to sub-surface operations and unmanned platforms, we are revolutionizing the way naval missions are executed. We thrive on collaboration and partnering with our customers to ensure mission success. Our expert solutions encompass an array of game-changing technologies, including state-of-the-art sonar, radar, expendables, signature...
RW
Feb 28, 2026
Full time
Senior Engineer, Mechanical
RWE Tampa, FL
RWE Clean Energy, LLC To start as soon as possible, full time, permanent Functional area: Engineering Remuneration: Exempt The Senior Engineer, Mechanical is responsible for the complete engineering development and design of mechanical, plumbing, and fire protection construction documents associated with new buildings and renovations for consulting design projects, design-build projects, and performance contract projects. The engineer will be responsible for mentoring and training junior engineers and designers. With minimal supervision, the Engineer will work under the direction of the Manager from project conception through construction completion. Associated responsibilities include but are not limited to engineering design and drafting, specification writing, cost estimating, mechanical and plumbing system functional evaluations, report writing, field investigations and construction site visits, observation reports, HVAC load calculations and modeling, hydraulic...
PF
Feb 16, 2026
Full time
Senior Mechanical Design Engineer - Positioning Systems
Pacific Fusion San Leandro, CA
About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulsed magnetic fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders. Why This Role Matters Pacific Fusion is seeking an exceptional Senior Mechanical Design Engineer to join our dynamic...
SC
Apr 08, 2026
Full time
Mechanical Engineer - Facilities Design
Stanley Consultants Remote (Chicago, IL)
Stanley Consultants is an award-winning and industry-leading global consulting engineering firm, with an unmatched commitment to culture, values, and ethics. We are dedicated to client experience and solve the most complex challenges to create a sustainable, connected, and enriched world for all. As the world changes, Stanley strategically evolves with it, integrating the latest technology, innovation, and resiliency practices. With over a century of experience serving the energy, federal government, transportation, and water sectors, we have helped improve lives and shape the infrastructure systems that connect us. As an employee-owned organization with a People First approach, we stand apart from other engineering consulting and services firms. At Stanley, your voice counts, your growth matters, and your success is our success. Stanley Consultants offers flexible work options, competitive pay and great benefits, a strong sense of community, and the chance to build a meaningful,...
LE
Apr 26, 2026
Full time
Electrical Engineer - Vanair - Michigan City, IN
$74,603 - $106,576 yearly
Lincoln Electric IN
Location: Michigan City-South Employment Status: Salary Full-Time Function: Engineering Pay Grade and Range: USXX - Grade USXX Salaried 57 ( $74.603,39 - $138.549,16 ) Min $74,603 - Mid $106,576 Bonus Plan:8% AIP Target Bonus: 8,0 Hiring Manager: Kai Justice Recruiter: Allison Schock Internal Candidate Eligibility Criteria: 1. Is a Lincoln Electric employee with at least 1 year of service 2. Is NOT on an active Performance Improvement Plan (PIP) Job Summary As a member of the Engineering staff, the Electrical Engineer is responsible for the design of new products, prototypes, and carries through to full production. This Engineer will also be responsible for technical support of some mature products currently in production. This includes Code Changes, maintenance of Bills of Material, electrical schematics and drawings, assistance in troubleshooting and new installation verifications, design reviews, simple mechanical designs, documentation...
AI
Apr 25, 2026
Full time
Capital Projects & Reliability Engineer
Amsoil, Inc. Superior, WI
AMSOIL is currently seeking a Capital Projects & Reliability Engineer. The Capital Projects & Reliability Engineer is responsible for planning, executing, and supporting capital improvement projects while driving equipment reliability and asset performance across the facility. This role bridges project engineering and maintenance reliability to ensure new and existing assets are safe, reliable, cost-effective, and aligned with business objectives. The Capital Projects & Reliability Engineer is an advanced professional that leads complex capital and reliability initiatives, sets strategy, and serves as a technical authority influencing long-term asset performance. Examples of Work Performed / Essential Functions: Capital Project Engineering Lead and support capital projects from concept through design, installation, commissioning, and closeout Develop project scopes, cost estimates, schedules, and technical justifications Prepare & present business cases...
DI
Apr 25, 2026
Full time
Electrical Engineer/Designer - MEP
Dialectic Inc Kansas City, MO
Dialectic is a full-service mechanical, electrical, and plumbing (MEP) engineering design and consulting firm with Headquarters located in the Crossroads of Kansas City, Missouri . Dialectic has a reputation for delivering inventive, flexible, and sustainable MEP designs for clients across the US. The Electrical Engineer/Designer will collaborate will with staff to create accurate technical drawings and contribute to the overall design process for our MEP Engineering firm which focuses on the design of systems for business, retail, housing, education, and entertainment industries. This position can be considered for a remote role. Key Responsibilities: Performs calculations and designs engineering systems with a high degree of independence Prepares basic to advanced electrical system layouts, detailed drawings and schematics Coordinate design requirements and decisions with other disciplines, BIM department, and project management Performs research and makes...
GP
Apr 25, 2026
Full time
Senior Industrial Engineer
Generac Power Systems, Inc. Trenton, SC
We are Generac, a leading energy technology company committed to powering a smarter world. Over the 60 plus years of Generac's history, we've been dedicated to energy innovation. From creating the home standby generator market category, to our current evolution into an energy technology solutions company, we continue to push new boundaries. The Senior Industrial Engineer is responsible for ongoing process improvement initiatives that deliver excellence across entire value chain. The Mechanical/Industrial Engineer will utilize enterprise standards to lead process improvement initiatives by implementing policies, procedures and process documentation related to continuous improvement directives. Essential Duties: Significant contributions to the implementation of Generac Fulfillment System (GFS) across Order-to-Cash process (Plan, Source, Make, Deliver & Service) Responsible for leading and coordinating the successful launch of New Product Introductions (NPI) within...
GF
Apr 25, 2026
Full time
MEP Engineer/ Business Development Leader
$140,000 - $180,000 yearly
Gannett Fleming, Inc. Philadelphia, PA
GFT is seeking a Sr. MEP Engineer/Business Development o join our Mechanical Practice in Philadelphia, PA. This role follows a hybrid work model, requiring regular attendance at our Philadelphia, PA office. Electrical Engineer or Mechanical Engineer. At GFT, the Mechanical team is dedicated to creating efficient, innovative solutions for mechanical systems, ensuring comfort and sustainability in every project. From energy-efficient power systems to advanced HVAC and plumbing designs, our team contributes to a resilient and sustainable built environment, pushing the boundaries of building system design and optimizing performance while addressing the unique needs of each facility. Explore some of our signature projects. What you'll be challenged to do: This is an excellent career opportunity for an experienced, motivated Mechanical Engineer who thrives in a collaborative team environment. The role highlights a customer-focused mindset and a passion for delivering...
Ul
Apr 24, 2026
Full time
Senior Electrical Engineer II
Ultra Dartmouth, Nova Scotia, Canada
Unleash the Power of Multi-Mission Excellence: Safeguarding the Seas for the World's Navies. Step into a world where cutting-edge technology meets unparalleled expertise. Ultra Maritime pioneers delivering multi-mission solutions that protect and empower the naval forces worldwide. With our extensive portfolio of capabilities, our innovations are utilised on naval fleets across our allied navies around the globe. As the maritime and underwater battlespace evolves, we tirelessly push the boundaries to develop advanced specialist systems that provide our 'five-eyes' Defence customers with an unbeatable warfighting edge. From surface vessels to sub-surface operations and unmanned platforms, we are revolutionizing the way naval missions are executed. We thrive on collaboration and partnering with our customers to ensure mission success. Our expert solutions encompass an array of game-changing technologies, including state-of-the-art sonar, radar, expendables, signature...
Ca
Apr 24, 2026
Full time
NPD Lead Design Engineer
Carrier Charlotte, NC
About Carrier Carrier Global Corporation, global leader in intelligent climate and energy solutions, is committed to creating innovations that bring comfort, safety and sustainability to life. Through cutting-edge advancements in climate solutions such as temperature control, air quality and transportation, we improve lives, empower critical industries and ensure safe transport of food, lifesaving medicines and more. Since inventing modern air conditioning in 1902, we lead with purpose: enhancing the lives we live and the world we share. We continue to lead because of our world-class, inclusive workforce that puts the customer at the center of everything we do. For more information, visit corporate.carrier.com or follow on Carrier social media at @Carrier. Job Description Carrier is the leading global provider of healthy, safe and sustainable building and cold chain solutions with a world-class, diverse workforce with business segments covering HVAC, refrigeration, and fire...
AG
Apr 24, 2026
Full time
Project Engineer
Alamos Gold Ontario, Canada
About Alamos Gold Inc.: Alamos Gold is a Canadian-based gold producer with a long-term track record of creating value for all stakeholders through solid financial performance, low-cost production growth, and a company-wide commitment to social responsibility and environmental stewardship. We currently operate three mines - two in Canada and one in Mexico - and we have a strong portfolio of development stage projects, including the Lynn Lake Project and Island Gold Phase 3+ Expansion in Canada, and Puerto Del Aire Project in Mexico. Alamos also has an early-stage exploration project in Canada, the Qiqavik Gold Project. Our core values of safety, teamwork, environmental sustainability, integrity, and commitment allow our more than 1,900 dedicated team members to thrive in their careers and to create a lasting legacy that benefits all Alamos stakeholders. About Island Gold District: Alamos Gold's Island Gold District will become one of the largest and lowest-cost gold mines in...
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