Senior Mechanical Engineer-Plant Systems jobs in United States
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Fourth Power · 5 months ago

Senior Mechanical Engineer-Plant Systems

positionMiddleton, MA
timeFull-time
remoteOnsite
senioritySenior Level
date5+ years exp

Fourth Power is developing innovative energy storage technology to enable renewable energy use around the clock. They are seeking a Senior Mechanical Engineer to lead the design and maintenance of fluid systems for their Thermal Battery, focusing on system exhaust, cooling, and argon supply.

BatteryEnergyRenewable Energy
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H1B Sponsor Likelynote

Responsibilities

Lead the concept, design, construction, and maintenance of fluid systems at our Middleton, MA facility
Participate in the concept and design of fluid systems for future, mass deployment designs
Design and 3D model pipe networks and related systems. Collaborate with the rest of the engineering team to resolve conflicts and integrate fluid systems into the overall system design
Develop flow sheets, mass balances, energy balances, P&IDs, and other engineering deliverables
Validate designs using simulation tools such as ANSYS, Aspen, etc
Perform equipment selection and provide technical supplier management from initial engagement through delivery to site
Identify and define relevant design standards
Supervise contract design engineering firms and construction trades

Qualification

Fluid systems designMechanical assemblies prototypingSolidWorks MechanicalAutoDesk RevitHigh-level scripting (Matlab/Python)Mechanical engineering fundamentalsContinuous innovationTeamworkProblem-solving

Required

5 years of experience in the design, construction, and startup of industrial fluid systems. End-to-end experience with at least one project from FEED through startup. Alternate experience in the design and manufacturing launch of fluid systems integrated in a large-scale product also acceptable. (e.g. aerospace, industrial furnaces, automotive, etc.)
Demonstrated experience designing and prototyping mechanical assemblies
Understanding of typical mechanical engineering fundamentals (heat transfer, fluids, statics, dynamics, structural design)
Proficient in SolidWorks Mechanical and AutoDesk Revit
Proficient with using a high-level scripting language (Matlab and/or Python preferred) to model and iterate on mechanical systems
BS degree in Engineering or equivalent experience required. Preferably in mechanical or chemical engineering

Benefits

Equitable compensation
Stock options
Competitive benefits package

Company

Fourth Power

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Fourth Power is an energy storage startup that uses thermal batteries.
dateFounded in 2021
location
Cambridge, Massachusetts, USA
people-size2-10 employees
web-link
https://gofourth.com

H1B Sponsorship

Fourth Power has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)

Funding

Current Stage
Early Stage
Total Funding
$39M
Key Investors
Munich Re VenturesDCVC
2025-09-16Series A· $20M
2023-12-12Series A· $19M

Leadership Team

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Asegun Henry
Founder & CTO
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Company data provided by crunchbase