Power System Engineer

LT-Larsen & Toubro; Chennai; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

LT-Larsen & Toubro is seeking a Power System Study Engineer in Chennai, India with 10+ years of experience in grid integration and renewable energy studies. The role emphasizes relay coordination, arc flash analysis and close collaboration with clients to deliver robust study reports.

The candidate should be proficient in PSCAD, PSS/E, ETAP, DigSILENT, and scripting in Python/FORTRAN for automation. Strong leadership and communication skills are essential for client-facing discussions.

Qualifications

• Minimum 10 to 12 years of professional experience in Power System Studies.
• Hands-on experience in renewable power plant studies and grid integration projects.

Responsibilities

• Lead power system studies and grid integration for renewable power plants.
• Develop models and validate OEM dynamic models with vendor support.
• Prepare high-quality study reports and obtain client sign-off.

Skills

Strong analytical skills

Report writing skills

Strong communication skills

Python programming

Education

MTech/ME in Power Systems Engineering/Electrical Engineering/Renewable Energy

Tools

PSSE

Dig SILENT

ETAP

PSCAD

EMTP-RV

FORTRAN

Job description

Qualification: V1, 22-05-26

• Post-Graduation in Power Systems Engineering/Electrical Engineering/Renewable Energy (MTech / ME).

Job-Role:

Power System Study Engineer

Experience:

Minimum 10 to 12 professional experience in Power System Studies with Hands-on experience in Renewable power plant studies, industrial power system studies with emphasis on relay coordination and arc flash hazard analysis.

Criteria:

Experience in a lead position in power system studies and grid integration studies for Renewable Power Plants. Should have profound knowledge about renewable generation (Solar PV inverters, wind energy systems, BESS), HVDC, FACTS (STATCOM, SVC, SCG). Should have hands-on experience working on software like PSCAD, PSS/E, ETAP, Dig SILENT and should have delivered studies using the software

Required Skills

• Strong analytical skills
• Report writing skills
• Strong communication skills
• Python programming

Substations & Grid Integration

Must possess the required Skill for performing the following studies:

EHV System – Substation & Transmission

• Experience in Grid integration
• Knowledge & Working hands on Experience in the following software:
  • PSS-E
  • Dig SILENT,
  • ETAP
  • PSCAD, EMTP-RV,
• Shall be able to develop models / in thoroughly understanding OEM Dynamic model using their manual / ability to test and validate the OEM model and identify issues and solving through vendor before using it.
• Studies like Transient and Steady state stability studies, voltage stability studies, harmonic studies, power quality studies, LVRT (Low Voltage Ride Through) and Fault Ride Through studies. Reactive Power compensation studies (sizing of Filters)
• Experience in Contingency analysis for designing grid components.
• Benchmarking studies of PSSE and PSCAD models for renewable power plants
• User defined model preparation in PSSE using FORTRAN/FLECS coding
• Experience in writing python codes for automating activities of PSSE/PSCAD
• Preparation of high-quality study reports as well as review of the reports submitted
• Client facing for discussions of the reports and obtaining sign off

Renewables ( Must Skills)

• Shall have knowledge on Modelling of Renewable Energy sources (especially Solar, BESS & Wind).
• Load flow studies, Reactive power assessment, and contingency analysis to assess the overloading elements in the network as per the Renewable Energy Systems (RES) capacity addition plans/scenarios.
• Short circuit current calculation, Equipment Sizing and selection of CB
• Shall be well versed in performing the Dynamic Studies Fault Ride through studies (LVRT, HVRT, FRT)
• Shall have through hands on experience in performing the Harmonic analysis using DIGSILENT and ETAP and shall be able to determine the filter Size.
• Assessment of the operational challenges posed by Different RES technologies- Solar, Wind
• Verification of grid code compliance before energization of the power plant under consideration of all relevant operating scenarios with respect to Static, Dynamic, Transient Stability Studies, control interaction studies and Power quality analysis

The following studies are deemed to be familiar

b) Utility Substation / Industrial Substation ( it is deemed to have experience in this field)

• Load Flow, Short Circuit Calculation
• Relay Coordination
• Experience in performing motor acceleration and re-acceleration studies as per process requirement for motor grouping.
• Experience in performing short circuit analysis and sizing the switchgear and circuit breaker as per the standard.
• Understanding /suggesting protection philosophies and performing relay coordination according to international standards/best practices
• Experience in performing arc flash analysis as per the international standard.

c) Preferred Skills (i.e working experience in the project):

• Experience in design of power generation mix for microgrid and battery storage systems using software like HOMER, PLEXOS or similar.
• Experience in protection relay selection, coordination studies – over current / Earth fault, Unit protection, distance protection, motor protection, generator protection and grid tie-in.
• Modelling of Phase Shifting Transformer.
• Good experience in handling customers and Utilities/Off takers related to the approval of Grid impact studies.
• Experience in HVDC, STATCOM projects including Electromagnetic field (Compatibility) studies.

D) Insulation Coordination Study skills (i.e working experience in the project):

• Experience in Insulation coordination studies - cable energization, transformer energization, reactor energization, TRV, direct and indirect lightning strike study, very fast transient over voltage (GIS) using PSCD or similar, Switching study, Power oscillation damping, Sub-Synchronous Resonance study.
• Experience in performing Ferro-resonance Studies associated with Transformer, EHV Cable.
• Experience in performing the Secondary Arc current extinction study for performing successful auto reclosure study.
• Selection of Surge Arrester Duty such as Residual Voltage, Energy Level

General

• Candidate shall be very well familiar with the IEC, IEEE, and other industrial standards.
• Detailed Analysis of the available technological solutions in market for performing system studies.
• Ability to assume the typical input data parameter for each study as per project specifications and standards based on the past experience where the actual input data/parameters are not available.
• Good knowledge and interpretation of various country specific Grid codes (requirements related to Middle East region is preferred)
• Able to provide various optimization possibilities along with compliance to Grid code requirements.
• Knowledge in identifying the issues/challenges which may arise during grid integration and suggesting solutions.

Additional Requirements:

• Teamwork & Leadership – Should have the ability to foster teamwork and effectively guide and lead colleagues on projects & initiatives.
• Communication & Judgement – Ability to effectively communicate to stakeholders and exercise decision making considering long term ramification.
• Commitmen t – to work with smart and curious people of diverse backgrounds to address the bigger challenge.
• Business Tools – proficiency with business tools like Outlook, Excel Spreadsheets and VBA, PowerPoint, Adobe Acrobat, Word, MS Teams, One drive and others.