Vesper Energy · 1 week ago
Development Engineer, Electrical
United States
Full-time
Remote
Senior Level
5+ years expVesper Energy is focused on PV and battery storage project development, seeking a Development Engineer, Electrical to lead technical evaluations and early-stage design. This role involves supporting equipment selection, system optimization, and ensuring designs meet regulatory and company standards while managing engineering activities across projects.
EnergyRenewable Energy
Responsibilities
Act as the internal subject matter expert (SME) for PV and Battery Energy Storage Systems (BESS) and serve as the primary technical point of contact for all BESS-related items
Provide early-stage sizing and conceptual design for standalone BESS, AC-coupled, and DC-coupled PV+BESS projects
Define strategies for overbuild, augmentation, degradation, and round-trip efficiency
Evaluate and recommend battery technologies and suppliers (general and project specific), considering costs, warranties, performance, and system architecture
Recommend project and technology configurations, optimizing for market use cases and dispatch scenarios to maximize project financial viability
Support creation of 10% designs for PV, PV+BESS, and standalone BESS projects
Draft and review equipment specifications (batteries, inverters, DC-DC optimizers, transformers, etc.) and ensure alignment with company standards
Review and coordinate technical studies, including: Electrical (single/three-line diagrams, SCADA, short circuit, cable ampacity, load-flow, arc flash, protection coordination). Civil (site layout, access roads, grading, drainage). Geotechnical and hydrology studies. BESS overbuild and augmentation analyses
Lead design review meetings, provide QA/QC on engineering drawing packages, and ensure stakeholder markups are incorporated
Ensure compliance with codes, standards, and local regulations while optimizing system performance
Manage and coordinate third-party engineering consultants and EPC partners to deliver conceptual and detailed designs
Participate in RFI/RFP/RFQ development, bid evaluations, and recommendations for OEMs and EPCs
Support day-to-day coordination with internal project teams (status updates, RFIs, revisions)
Facilitate technical interactions with Independent Engineers during project financing
Support creation and maintenance of Standard Operating Procedures including design templates, processes and develop and maintain a repository of specifications for BESS and PV+BESS projects
Identify and implement process improvements in engineering design, documentation, and procurement workflows
Contribute to the development of cost models, benchmarking, and optimization strategies for BESS
Provide technical support during EPC contracting, procurement, and construction phases as needed
Support the Director of Development Engineering and EPC team across engineering, procurement, and financing activities
Assist in preparing documentation for EPC pricing requests and project financing deliverables
Qualification
Required
Bachelor's degree in electrical engineering or related discipline
5+ years of relevant PV+BESS development engineering experience with preference given to those with a strong understanding of utility-scale BESS and PV + BESS projects
Experience in sizing BESS systems for projects, including options for overbuild and augmentation. Installation, services & commissioning is a plus
Basic knowledge of relevant codes and standards such as the National Electric Code, NFPA, and related standards
Preferred
Experience in high-voltage (HV) electrical systems including familiarity with substation design, main power transformer (MPT) selection and application, medium and high-voltage breakers, relays, and protection systems
Working knowledge of HV equipment specifications, one-line and three-line diagram development, and substation layout/design
Company
Vesper Energy
Vesper Energy creates utility-scale renewable energy projects that address today's energy challenges.
51-200 employees
Funding
Current Stage
Growth StageTotal Funding
$944.3MKey Investors
GCM GrosvenorPolychainMacquarie Group
2024-11-13Debt Financing· $50M
2024-01-31Debt Financing· $590M
2023-09-13Private Equity· $100M
Leadership Team
Juan Suarez
Co-Chief Executive Officer
Mark Rostafin
Co-Chief Executive Officer
Recent News
2025-10-25
Seattle TechFlash
2025-09-09
2025-08-25
Company data provided by crunchbase