Demo

Estimator

Gemma Power Systems
Channelview, TX Full Time
POSTED ON 9/7/2026
AVAILABLE BEFORE 1/4/2027

Estimator


Location: Glastonbury, CT or Channelview, TX


Employment Type: Full-Time


Timing: Immediate






Position Overview


In this role, you will prepare & present cost estimates for specific project proposal activities primarily related to combined cycle, simple cycle and industrial facilities. You will function as part of the overall proposal team and develop conceptual & detailed estimates to support proposals for new work. 






Location


This position is based out of Gemma’s Headquarters in Glastonbury, CT or out of Gemma’s Project Support Office in Channelview, TX and involves occasional travel to prospective project sites.






Duties and Responsibilities



  • Read and evaluate RFP documents provided by customer.

  • Prepare detailed & accurate cost estimates for EPC power projects including quantities, man hours, and costs for all project components.

  • Work with in-house engineering & procurement teams to solicit, obtain, and evaluate meaningful vendor & subcontractor pricing for estimate inputs.

  • Develop & foster relationships with key subcontractors.

  • Evaluate bidding risks & strategies, present estimates, and participate in bid reviews with business development department and senior management.

  • Contribute to the proposal effort through drafting of clarifications, review of proposal drafts, and completion of customer pricing forms.

  • Attend and actively participate in proposal & estimate review meetings with senior management.

  • Work with the procurement department to maintain accurate & timely commodity cost databases.

  • Perform various internal analyses & studies to find better solutions and maximize bid accuracy.


The above job responsibilities are intended to describe the general nature and level of work performed by individuals assigned to this position. The above list is not intended to be an exhaustive list of responsibilities, duties and skills required.






Qualifications



  • Minimum of 4 years of construction experience and 2 years estimating experience preferably with experience in heavy industrial or power plant construction.

  • Experience may include a combination of several of the following: cost estimating, project management, proposal writing, scheduling, and/or procurement with a preference for cost estimating experience.

  • Bachelor’s degree in applicable field and/or applicable experience.

  • Strong quantitative aptitude & computer skills required including Microsoft Excel, PowerPoint and Word. Demonstrated ability to manage multiple complex tasks simultaneously.

  • Excellent communication, presentation, and problem-solving skills.

  • Ability to work productively both independently and when collaborating with others.






Gemma Benefits



  • Advancement & Growth Opportunities

  • Paid Time Off (PTO)

  • Comprehensive Nationwide Health and Welfare Benefits

  • Company-Sponsored Events

  • Financial Planning & Savings Resources

  • 401(k) Retirement Savings Plan

  • Paid Holidays

  • Work-Life Balance






About Gemma Power Systems:


Gemma Power Systems, a wholly owned subsidiary of Argan Inc. (NYSE: AGX), is a leading Engineering, Procurement and Construction (EPC) company providing innovative solutions for the power and renewable industries. Our wide-ranging and comprehensive experience comprises more than 22 GW installed capacity including state-of-the-art combined cycle and simple cycle gas turbine plants, biomass projects, solar facilities, wind farms, biofuel plants, and environmental facilities spanning the continental United States.


Additional information about Gemma Power Systems can be found at www.gemmapower.com.


Gemma Power Systems is an equal opportunity employer. Employment and promotional opportunities are based upon individual capabilities and qualifications without regard to race, color, religion, gender, pregnancy, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status, or any other protected classification as established under federal, state, or local law.

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