Full-Time

Principal Mechanical Engineer

Mechanical

Posted on 5/9/2026

Plug Power

Plug Power

1,001-5,000 employees

Produces hydrogen fuel cells and services

No salary listed

Pune, Maharashtra, India

In Person

Category
Mechanical Engineering (1)
Required Skills
Excel/Numbers/Sheets
Requirements
  • BE/BTech with 12 to 14 years of relevant experience or ME/MTech in Mechanical with 10+ years of relevant work experience
  • Understanding of Piping and Instrumentation Diagrams (P&ID)
  • Thorough understanding of codes and standards for static equipment (ASME VIII, ASME IX, EN13445, PED, TEMA) or the working principles and codes & standards for rotating equipment such as pumps, compressors, gearboxes (API RP 682, API 610, API 618, API 619, AI 672, API 674, API 675, API 676, EN809, Machinery Directive)
  • Basic understanding of strength calculations required for pressure vessels and atmospheric tanks and understanding of testing and inspection (hydrotest, Magnetic Particle Testing, Penetrant Testing, Radiography, Ultrasonic Testing, Eddy Current Testing and Visual Testing) or selection & sizing calculations for rotating equipment
  • Basic understanding of hydrocarbon processes
  • Basic understanding of fabrication/manufacturing processes
  • Design experience in equipment (static or rotating)
  • Auto CAD – Operating knowledge
  • Excel – Operating Knowledge
  • Ability to speak and write English at a professional level
Responsibilities
  • Leading the overall execution of the engineering for the project assigned and leading the project till end as a package engineer
  • Technical design of equipment (static and rotating) and package equipment, including cost efficiency and conformity to customer specifications, as per agreed schedule
  • Ensuring operational and maintenance issues are addressed in the design
  • Ensuring engineering documentation is available for design of selection and sizing of equipment
  • Checking engineering documentation of the equipment (static and rotating) and package equipment and performing Technical Bid Evaluation
  • Co-ordination with other disciplines for ensuring compliance of project requirements for package
  • Takes ownership of design and makes decisions wherever required
  • Responsible for handling technical communication with external engineering parties and where applicable with clients
  • Early identification of concerns with the necessary corrective action
  • Working methods are in accordance with the Quality Management Systems
  • Ensuring an adequate knowledge level is maintained in the field of expertise
  • Developing knowledge and skills to be able to address current and future project and market demands
  • Guiding engineers and designers during project execution wherever necessary
  • Guiding team to prepare basic lay-outs for small mechanical packages (e.g. Desalter packages, chemical injection packages)
  • Preparing engineering package in accordance with commercially available materials and components based on PID in accordance with client, company and/or national/international specifications
  • Guiding team to prepare detailed lay-outs for small mechanical packages (e.g. dressed vessels, chemical injection packages)
  • Preparation of Material/Purchase requisitions (RFQ,TDS)
  • Preparation of Engineering deliverables for client submission
  • Contributing towards selection of type of equipment based on practical merits and de-merits
  • Reviewing and assessing both internal and external engineering packages of equipment (rotating and static) and components in cooperation with the other disciplines (Interdisciplinary Check)
  • Incorporating changes in documents (in-house or others) according to QMS and informing all relevant parties of these changes
  • Checking documents related with the equipment (rotating and static) and components which are made by draftsmen/designer
  • Participate in PIM and review meetings with vendors for major equipment and packages
  • Participate in project close-out meeting
  • Participation in work-start meetings when initiated by Project Engineer
  • Provide technical support for construction, assembly and testing activities
  • Participate in R&D projects
  • Develop company standards
  • Assist Head of Department for inducting new people
  • Assist Head of Department in interview process
  • Task training courses and participating in safety toolbox meetings
  • Cooperating on safety improvement
  • Reporting alarming danger, accidents and incidents
  • Entitled to stop working in case of an acute serious safety threat, notifying the manager and relevant others of this
  • Understanding of P&ID’s
  • Thorough understanding of codes and standards for static equipment (ASME VIII, ASME IX, EN13445, PED, TEMA) or rotating equipment codes (API RP 682, API 610, API 618, API 619, AI 672, API 674, API 675, API 676, EN809, Machinery Directive)
  • Basic understanding of hydrocarbon processes
  • Basic understanding of fabrication/manufacturing processes
  • Design Experience in equipment (static or rotating)
  • Auto CAD – Operating knowledge
  • Excel – Operating Knowledge
  • Ability to speak and write English at a professional level

Plug Power provides hydrogen fuel cell systems and related services for clean energy. It sells hydrogen-powered fuel cell units and offers hydrogen supply, along with end-to-end services like GenKey, a turnkey deployment package, and GenCare maintenance. Its products work by converting hydrogen into electricity through fuel cells, enabling zero-emission power for logistics, manufacturing, and transportation. The company differentiates itself by offering a complete, integrated solution: a large installed base (over 40,000 fuel cell units), an extensive network of hydrogen refueling stations, and comprehensive support and hydrogen supply under one roof. Its goal is to help customers reduce their carbon footprint and transition to sustainable, hydrogen-based energy across industries.

Company Size

1,001-5,000

Company Stage

IPO

Headquarters

Town of Colonie, New York

Founded

1997

Simplify Jobs

Simplify's Take

What believers are saying

  • Electrolyzer revenue surged to $40.8M in Q1 2026 from projects in Spain and Canada.
  • Secured 275 MW electrolyzer contract for Hy2gen Canada's Courant project in April 2026.
  • Senator Schumer supports New York gigafactory for hundreds of green jobs, April 2026.

What critics are saying

  • Plug Power burned $535.8M operating cash in 2025, forcing dilutive share raises.
  • Share count doubled to 1.15B in five years; shareholders approved 3B max in February 2026.
  • Bloom Energy and FuelCell Energy erode Plug's margins with superior unit economics.

What makes Plug Power unique

  • Plug Power deployed over 74,000 fuel cell systems and 280 fueling stations worldwide.
  • Plug Power completed largest US electrolytic hydrogen plant in Woodbine, Georgia, January 2024.
  • Plug Power's GenDrive systems power hydrogen forklifts for Amazon and Walmart.

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People at Plug Power who can refer or advise you

Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Retirement Plan

401(k) Company Match

Performance Bonus

Paid Vacation

Paid Sick Leave

Paid Holidays

Wellness Program

Professional Development Budget

Mental Health Support

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

-1%

2 year growth

0%
Airr News
Apr 29th, 2026
Milbank advises underwriters in Plug Power's $124M stock offering

Milbank, Tweed, Hadley & McCloy represented underwriters in a $124 million common stock offering by Plug Power Inc., a fuel cell systems manufacturer. The offering comprised 22.6 million shares and was the largest in Plug Power's history. Morgan Stanley & Co. LLC and Barclays Capital Inc. served as underwriters. The transaction closed on 30 April 2014. New York-based Plug Power plans to use proceeds for general corporate purposes, including capital expenditures and potential acquisitions. The offering was significantly upsized, reflecting investor confidence in the company's order book and customer base. Global Securities partner James Ball led the Milbank team representing the underwriters.

AdvanceH2
Apr 10th, 2026
Senator Schumer champions Plug Power's vision for hydrogen and green jobs in New York.

Senator Schumer champions Plug Power's vision for hydrogen and green jobs in New York. Key points. * Senator Schumer supports Plug Power's initiative to establish a new gigafactory. * The factory aims to create hundreds of green energy jobs in New York. * Schumer emphasizes New York's potential as a leader in hydrogen fuel cell technology. * Plug Power's expansion is seen as beneficial for local manufacturing and workforce. In a recent announcement, U.S. Senator Charles Schumer expressed strong support for Plug Power, a leading manufacturer of hydrogen fuel cell systems, as the company seeks to establish a new gigafactory in New York. Schumer's backing comes at a pivotal moment as Plug Power looks to enhance its manufacturing capabilities and capitalizes on the local workforce's strong skill set in fuel cell technology. Recognizing New York's role in the green economy, Schumer highlighted the potential benefits of the new factory, which are expected to include hundreds of new jobs for the upstate region. He stated that the initiative could serve as a win-win situation, boosting both the local economy and Plug Power's production capacity. The senator's proactive outreach to Plug Power's CEO, Andy Marsh, underscores his commitment to promoting green technology and job growth in the state. This support aligns with broader efforts to position New York as a global hub for green energy. As the demand for clean energy solutions continues to rise, endorsements like Schumer's are critical to fostering innovation and investment in sectors like hydrogen fuel. Plug Power's expansion not only represents a significant step forward for the company but also reflects a growing recognition of the importance of hydrogen as a clean energy source, potentially transforming the landscape of energy manufacturing in New York and beyond. April 10, 2026 at 09:20 PM United States

Yahoo Finance
Apr 8th, 2026
Plug Power reports $700M revenue with positive margins but faces cost challenges

Plug Power reported quarterly earnings with sales exceeding $700 million over the past year and positive gross margins in the fourth quarter. The hydrogen fuel systems manufacturer outlined strategies to reduce cash burn under its new CEO. Hydrogen fuel offers benefits including flexible, portable, and climate-friendly power generation. However, cost remains a major challenge. Experts predict hydrogen fuel won't reach cost parity with fossil fuels until 2030 at the earliest, with some projecting 2040 or later. Management is targeting AI data centres as a growth opportunity, but these facilities prioritise cost-effectiveness over novel power sources. Whilst Plug Power may benefit from hydrogen adoption, the timeline for profitability remains uncertain, with significant cost reductions needed for market competitiveness.

Yahoo Finance
Apr 7th, 2026
Plug Power shares surge 26% in a week despite $1.6B loss on $710M revenue

Plug Power has raised fresh investor interest following recent share price momentum, closing at $2.69. The hydrogen and energy company reports revenue of $709.919 million but remains loss-making with a net loss of $1.632 billion. The stock has delivered strong short-term returns: 11.62% in one day, 25.70% over seven days, and 116.06% over one year. However, three-year shareholders remain significantly underwater with a 71.26% total return decline. The most popular valuation narrative pegs fair value at $2.74 per share, suggesting the stock is roughly 2% undervalued. This optimistic view is supported by recent clarity on US hydrogen production tax credits, which analysts believe will accelerate customer adoption and improve project economics. However, a simple price-to-sales analysis shows PLUG trading at 5.3x versus the US electrical industry average of 2.1x.

Yahoo Finance
Apr 6th, 2026
Plug Power lands 275MW electrolyzer contract and targets profitability by 2028

Plug Power shares rose 4% to $2.50 following news of its largest electrolyzer contract to date: a 275 MW system for Hy2gen Canada's Courant project in Quebec. Construction is expected to begin in 2027, with commissioning in 2029. The company's new CEO, Jose Luis Crespo, has outlined a path to profitability, targeting positive EBITDAS by Q4 2026 and full profitability by end of 2028. Fourth-quarter 2025 gross margin improved to 2.4% from negative 122.5% year-over-year, whilst full-year revenue reached $709.92 million, up 12.9%. However, significant risks remain. Plug Power faces multiple securities lawsuits and carries an $8.2 billion accumulated deficit. Wall Street maintains a Hold rating with a $2.37 average price target.