Senior Design Engineer – BESS

Role Summary 

Leads technically significant work packages, reviews discipline deliverables, and provides day-to-day guidance to project teams with 4-7 years of relevant experience. The role applies this accountability within Battery Energy Storage Systems (BESS). 

Key Responsibilities 

• Take technical ownership of major work packages and establish the execution approach within approved project criteria. 

• Develop and review calculations, drawings, models, specifications, reports, and supporting records. 

• Guide engineers, trainees, and drafters; provide clear review comments and verify effective closure. 

• Resolve complex design interfaces and coordinate directly with project leaders, clients, vendors, and other disciplines on delegated matters. 

• Identify optimization, constructability, quality, scope, and schedule risks and contribute lessons learned and standard improvements. 

• Ensure to perform quality reviews of designs and drawings prepared per PVI QRM documentation. 

Role-Specific Discipline Scope 

• BESS layouts, battery-container configuration, PCS and MV transformer integration, auxiliary systems, and single-line diagrams. 

• DC, LVAC, and MVAC cable systems, sizing, ampacity, voltage drop, routing, grounding, schedules, and BOMs. 

• OEM drawing/data review and interfaces with EMS, communications, fire alarm, HVAC, and third-party packages. 

• Clearances, augmentation strategy, constructability, and applicable NEC, NFPA 855, utility, and AHJ requirements. 

• Coordination with Civil, Structural, PV, PSS, substation/HV, and T-Line teams and validation of vendor/automation outputs. 

Qualifications and Experience Guidance 

• Education: B.Tech/B.E. in Electrical Engineering, Energy Systems Engineering, or another directly relevant engineering discipline from a recognized university. 

• Experience: Typically 4-7 years of relevant experience, including ownership and review of significant engineering work packages. 

• Knowledge: Applicable codes, client/utility requirements, constructability, quality controls, and multidisciplinary interfaces at a depth appropriate to the level. 

Technical Skills / Software 

• Core tools: AutoCAD; Software’s like CDEGS, CYMCAP, AMPCAL, WINIGS, VISUAL LIGHTING or EQUIVALENT; OEM sizing/configuration tools; document-management and approved calculation tools. 

• Expected proficiency: Advanced hands-on proficiency, model/calculation review capability, and ability to guide less-experienced users. 

Reporting / Accountability 

• Reporting: Typically reports to a Deputy Manager, Manager, or project Engineering Lead. 

• Accountability: Accountable for package-level technical integrity, interdisciplinary coordination, review quality, risk identification, and guidance of junior staff.