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BESS Application Engineer

Date Posted: Oct 07, 2026
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Job Detail

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    Location Bengaluru, Karnataka, India
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    Job Type: Full Time/Permanent
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    Apply Before: Dec 07, 2026
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Job Description

Application Engineer – Battery Energy Storage Systems (BESS)Location : BangaloreThe Application Engineer – BESS will be responsible for technical solution development, system sizing, proposal support, customer engagement, and application engineering for Utility Scale and Commercial & Industrial (C&I) Battery Energy Storage Systems.The role requires strong knowledge of BESS sizing methodologies, renewable energy integration, grid services, power conversion systems (PCS), EMS, battery technologies, and project techno-commercial evaluation.The engineer will work closely with Sales, Product Management, Engineering, EPC, and Customers to develop optimized BESS solutions for various applications.Key ResponsibilitiesBESS Solution Design & SizingPerform BESS sizing based on customer requirements and project use cases.Develop technical solutions for:Peak ShavingLoad ShiftingDemand Charge ManagementSolar + Storage , Wind + StorageBackup PowerMicrogrid ApplicationsEV Charging SupportFrequency RegulationGrid Ancillary ServicesRenewable FirmingCapacity FirmingEnergy ArbitrageBlack Start ApplicationsPerform energy and power calculations considering:Load ProfilesSolar/Wind Generation ProfilesBattery DegradationRound Trip EfficiencyAvailability RequirementsFuture Expansion RequirementsUnderstand Grid Code requirements and utility interconnection requirements.Analyse customer load data and electricity tariff structures.Develop business cases with Perform ROI, IRR, Payback Period and LCOE analysis.Proposal & Customer SupportSupport sales teams during customer discussions.Prepare: Technical Proposals, Compliance Matrix, Single Line Diagrams (SLD) System Architecture Drawings. Bill of Materials (BOM), Technical DatasheetsConduct technical presentations and customer workshops.System EngineeringDefine system architecture including:Battery ContainersPCS/InvertersMV StationsEMS/SCADAHVACFire Suppression SystemCoordinate with engineering teams for project execution.Simulation & Analysis supportPerform:Load Flow StudiesEnergy Yield AnalysisBattery Degradation StudiesSystem Efficiency CalculationsFinancial ModellingSupport grid interconnection studies where required.Market & Technology AnalysisTrack industry trends in:Lithium-Ion Technologies (LFP, NMC)Flow BatteriesGrid Forming InvertersHybrid Renewable SystemsBenchmark competitor solutions and market offerings.Power Systems understandingPower System AnalysisGrid IntegrationSubstation FundamentalsProtection CoordinationMV/LV Distribution SystemsPreferred ExperienceB.E./ M.Tech in Electrical, Electronics, Power Electronics, or related field.3-5 years in Renewable Energy, Power Electronics, Energy Storage, Solar EPC, Utility Grid Projects, or Microgrid Solutions.Hands-on experience sizing systems from 500 kWh C&I projects up to 500+ MWh Utility-scale BESS projects.Experience with DC-coupled and AC-coupled Solar + BESS architectures.Exposure to PCS technologies (String PCS and Central PCS).Experience in techno-commercial evaluation and bid support for utility tenders.Desired CompetenciesStrong analytical and problem-solving skills.Customer-facing technical presentation capability.Techno-commercial proposal preparation.Cross-functional coordination.Excellent communication and report-writing skills.

Job details

  • Business: L&T Precision Engineering & Systems IC
  • Location: Bengaluru, Karnataka
  • Experience: 3-6 years
  • CTC range: ₹4,00,000 – ₹8,00,000 a year
  • Skills: Engineering

Source: Larsen & Toubro careers — Read the original posting and apply

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Company Overview

Larsen & Toubro
Larsen & Toubro · Mumbai, Maharashtra, India
2,569 open roles

Larsen & Toubro is an employer in the Construction/Engineering sector with operations in India. This is a directory listing maintained by Kaam Ki Khoj so that candidates can find the organisation; it is not an official company page and Kaam Ki Kh... Read More

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