Senior/Principal Project Engineer

Flatiron Energy

. Lead engineering and related technical scopes throughout the project lifecycle, from site prospecting and conceptual design through IFC and construction mobilization .

Posted 11/2/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in leading engineering projects related to energy infrastructure, particularly in battery energy storage and high-voltage substations. Proficient in developing technical specifications, managing engineering deliverables, and ensuring compliance with industry codes and standards.

Highest-signal resume keywords

Bachelor's Degree In Electrical EngineeringBattery Energy Storage EngineeringHigh-Voltage Substation DesignAutoCAD ProficiencyTechnical Contract Negotiation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Engineering DesignProject ManagementQuality ControlTechnical Specification DevelopmentRisk IdentificationEnergy Storage Technology DiligenceIntegration Of Low/Medium/High Voltage SystemsBudget ManagementQA/QC ProceduresStakeholder Engagement

Soft Skills

Attention To DetailProblem-SolvingResourcefulnessCreativityAdaptability

Tools & Technologies

AutoCADBluebeam RevuNavisworksSCADA SystemsHigh-Voltage GIS

Industry Keywords

Energy InfrastructureIEEE StandardsNFPA StandardsANSI StandardsUL StandardsBalance Of PlantEPCOwner's EngineerUtility InterconnectionAHJ Requirements

About the role

Key responsibilities & impact

Lead engineering and related technical scopes throughout the project lifecycle, from site prospecting and conceptual design through IFC and construction mobilization
Create basis-of-design documents and engineering scopes of work, conduct design reviews, and develop technical specifications
Develop EPC and Owner’s Engineer RFP packages, lead technical evaluation and bidder selection, and manage external engineering consultants
Support development, procurement, and construction activities
Perform quality control for project engineering deliverables and ensure alignment with utility interconnection and local AHJ requirements
Serve as a subject matter expert on BESS equipment, high-voltage substations, and the grid
Perform in-depth energy storage product technology diligence and identify risks and value-engineering opportunities
Support technical specifications and RFP packages for batteries, inverters, transformers, circuit breakers, high-voltage GIS, and medium-voltage switchgear
Support discretionary permitting and stakeholder engagement with local AHJs
Plan and execute development projects while meeting technical, commercial, financial, safety, quality, schedule, and cost objectives

Requirements

What you’ll need

Bachelor’s degree in electrical engineering from an accredited university or
Minimum of five (5) years of experience related to the engineering and design of energy infrastructure, ideally focused on battery energy storage, high voltage substations, and/or
Experience coordinating and integrating multiple external engineering consultants and design firms on large infrastructure projects
Experience integrating low/medium/high voltage systems, protection & SCADA, civil, structural, mechanical, and fire protection
Experience developing, executing, and managing engineering deliverables including drawings, studies, schedules, budgets, QA/QC procedures, and other reporting
Knowledge of relevant industry codes and standards, including IEEE, NFPA, ANSI, and UL
Familiarity with industry OEMs for energy storage, High Voltage, and Balance of Plant
Proficiency with AutoCAD, Bluebeam Revu, and Navisworks
Technical contract negotiation experience is a plus
Superior verbal and written communication, attention to detail, problem-solving skills, resourcefulness, and creativity
Ability to adapt to changing priorities, work scopes, and deadlines in a fast-paced, dynamic environment
Ability to diligence project sites, substations, and other high-voltage electrical infrastructure

Benefits

Comp & perks

High-growth company with a dynamic, fast-paced, challenging, creative, fun start-up culture
Opportunity to help build the company from the ground up
Opportunity to contribute to climate change mitigation and equitable community impact
Up to 25% travel