KAKUMANU POORNA NAVYA SUBHASH
Project Execution Manager - Metro Rail
Summary
Accomplished Project Execution Manager with 16+ years of diverse industry experience in cement plant operations and urban transit electrification. Currently leading the execution of DC Metro Rail Projects, specializing in 750V DC third rail systems and 25kV AC Overhead Catenary Systems (OCS). Proficient in managing the entire project lifecycle from design to commissioning of traction power systems, with a proven track record of success on landmark metro projects such as Hyderabad Metro, Kochi Metro, Riyadh Metro (Lines 4, 5 & 6), and Indore Metro.
Overview
16
16
years of professional experience
3
3
Certificates
4
4
Languages
10
10
years of post-secondary education
Work History
Project Execution Manager - Indore Metro Rail
KALPATARU PROJECTS INTERNATIONAL LTD.
11.2022 - Current
- End-to-End System Design : Led comprehensive design of 15 km 750V DC third rail system (viaduct: ballastless; depot: ballasted), covering alignment, support structures, thermal expansion, and stray current mitigation in line with IS 3043.
- Technical Specification Development : Authored detailed specifications for conductor rails, insulators, ramps, bridgeable/non-bridgeable gaps, and depot stringer systems across 4 Inspection Bay lines per EN 50122, IEEE, IS 5216, and RDSO guidelines.
- Design Documentation & Deliverables : Generated complete drawing sets (GA/sections), Design Basis Reports (DBRs), Bills of Materials (BoMs), O&M manuals, and depot-specific third rail layouts with integrated stringer details.
- Installation Execution : Directed a 30+ member installation team for third rail and stringer systems across 15 km; ensured precision thermite welding, torque-controlled joints (±2 mm), and depot support alignments. Reduced possession-based delays through optimized planning.
- Interdisciplinary Coordination : Liaised with Track and Rolling Stock teams to address collector shoe compatibility and structural integration. Resolved 50+ RFIs and adapted Inspection Bay designs to avoid utility clashes, reducing rework by 25%.
- Testing & Commissioning : Executed FAT/SAT protocols including electrical continuity, IR testing, and power delivery verification. Resolved critical joint defects; commissioned depot and mainline Wayside Disconnectors and Load Break Switches.
- Safety & Compliance Leadership : Implemented LOTO/PTW for over 200 high-risk activities (e.g., live stringer works), achieving zero safety incidents over a 3-year period. Conducted HIRAs and trained 25+ technicians on SWMS, boosting compliance by 30%.
- Final Handover & Certification : Delivered 100% accurate as-built documentation with verified stringer clearance tolerances. Achieved CMRS certification; enabled successful trial runs in 2024.
- Project Delivery Success : Delivered the entire 15 km third rail traction system—including Inspection Bay stringers—on time, within budget, and with zero safety incidents, contributing to successful Indore Metro commissioning.
Project Engineer / Electrical Controller
ALSTOM Transport SA
09.2018 - 06.2021
- Power System Commissioning : Supervised construction and commissioning of Traction Power Supply (TPS), Low Voltage Power Systems (LPS), and Passage Posts (PP) across 45 km of 750V DC third rail, ensuring EN 50122-2 platform clearance tolerances.
- Interface Management : Led integration testing in accordance with Interface Control Document (ICD) requirements, resolving 15+ critical conflicts between Alstom TPS, CBTC signaling, and depot systems.
- Work Authorization & Safety : Approved 220+ high-risk RAWPs (Request for Approval of Work Plan) related to third rail energization, enforcing stringent EHS protocols during live working and isolation activities.
- HESOP Converter Support : Supported commissioning of Alstom's reversible HESOP (Harmonic Energy Saving Optimizer) traction converters across 22 TSS locations; validated 18% energy regeneration to grid via SCADA analytics and load simulations.
- Fault Diagnosis & Resolution : Provided on-site troubleshooting during revenue service trials; resolved HESOP-related faults including DC link overvoltage and grid synchronization errors.
- Power Outage Management : Directed field response during traction outages (e.g., SEC grid failure, sand ingress at ASS), reducing mean time to repair (MTTR) to
- Operational Support : Acted as 24/7 technical point of contact for O&M teams; optimized HESOP performance based on rolling stock regenerative braking profiles.
- Remote Isolation System : Deployed SCADA-controlled Remote LOTO for 750V DC third rail isolation, eliminating live-wire exposure risks during maintenance shutdowns.
- Training & Safety Leadership : Trained 50+ technical staff in line with EN 50122-1 and SBC 701 safety codes; maintained zero electrical incidents over 1.2 million work hours.
- Substation Infrastructure Delivery : Oversaw installation and energization of 32×750V DC TSS (3.5 MW rectifiers) and 18×33/0.4 kV Auxiliary Substations (ASS) with ABB switchgear and advanced protection relays.
- Third Rail Supervision : Managed the installation of 45 km of 750V DC third rail, maintaining critical clearance at platforms per EN standards; coordinated thermographic scans to preempt joint overheating risks.
- Desert Resilience Engineering : Spearheaded adoption of IP54-rated HESOP enclosures and sand-proof ASS transformers, reducing climate-related traction faults by 30%.
- SCADA Optimization : Improved traction power restoration speed by 40% during grid fluctuations through real-time SCADA monitoring and fast-track alarm response.
Asst Section Engineer (Power and Traction)
Kochi Metro Rail Ltd
09.2016 - 08.2018
- Daily Third Rail Inspections : Executed routine patrols across depot and station areas to assess 750V DC third rail alignment, joint continuity, insulator health, and platform clearance, ensuring EN 50122-2 compliance.
- Wampfler Stringer Systems Oversight : Supervised installation and QA/QC of Wampfler rigid overhead conductor rail systems in Inspection Bay lines; verified alignment, bracket integrity, and insulation performance.
- Joint Integrity & Repair : Oversaw thermite welding for third rail joint repairs, maintaining electrical and mechanical continuity.
- Traction Substation Maintenance : Maintained 750V DC switchgear, 33 kV/750 V rectifier sets, protection relays, and breakers in traction substations to ensure reliable traction power supply.
- UPS & Backup Systems : Validated battery banks and UPS functionality for critical systems including signaling, emergency lighting, and tunnel ventilation.
- Stray Current Management : Conducted rail-to-earth resistance tests and monitored stray current protection systems to safeguard infrastructure.
- Emergency Fault Handling : Led real-time response to third rail incidents such as debris strikes and insulator failures, coordinating swift restoration with service impact kept below operational thresholds.
- Coordination with TPC : Collaborated with Traction Power Control (TPC) to isolate faulted sections using SCADA-controlled DC feeders, enabling safe and efficient fault rectification.
- Corrective Night Works : Executed maintenance activities during night possessions (01:00–04:00) without safety incidents, improving asset reliability with minimal service disruption.
- PTW & LOTO Implementation : Issued Permits-to-Work (PTWs) and enforced Lockout-Tagout (LOTO) protocols during isolations near energized third rail sections.
- Electrical Safety Enforcement : Ensured strict PPE adherence including voltage-rated gloves, arc-flash suits, and insulated tools; upheld zero-incident culture in live environments.
- Preventive Maintenance Lead : Spearheaded preventive maintenance for third rail and DC switchgear systems, achieving 99.5% availability across operating assets.
- Asset Management Systems : Logged defects and maintenance records in SAP/Maximo; updated field modifications in as-built drawings and documentation.
- Shift Handover & Continuity : Delivered comprehensive shift handover reports highlighting isolations, active faults, completed works, and safety observations.
Project Engineer/Electrical Controller
Keolis Hyderabad Mass Rapid Transit System
02.2014 - 09.2016
- Traction System Leadership: Supervised construction and commissioning of 25 kV AC Traction Power Supply (TPS), Receiving Substations (RSS), and Auxiliary Substations (ASS) across multiple corridors, ensuring full compliance with HMR design and safety standards.
- Network Operations Management: Monitored round-the-clock traction and auxiliary power systems; led fault diagnosis and resolution to minimize service disruptions in critical metro corridors.
- Preventive Maintenance Coordination: Collaborated with TSTRANSCO for coordinated preventive and corrective maintenance; boosted substation uptime by over 30% using IBM Maximo for asset tracking and scheduling.
- Safety Compliance Enforcement: Enforced Lockout-Tagout (LOTO), PPE usage, and Safe Work Method Statements (SWMS) during high-risk traction works, achieving zero incidents throughout third rail and OHE energization phases.
- Rapid Emergency Restoration: Spearheaded field operations during traction power failures, implementing fast-tracked restoration protocols that reduced system downtime by 40%.
- Cross-Disciplinary Integration: Worked closely with signaling, rolling stock, and track teams to align TPS commissioning with Hyderabad Metro Rail's operational timelines and phased corridor launches.
- Technical Documentation & Training: Developed standard operating procedures (SOPs) and training manuals specific to HMR electrical systems; served as the technical lead for O&M teams.
- Quality Assurance & Compliance: Conducted in-process inspections, insulation resistance testing, root cause analyses, and QA audits to meet regulatory and safety standards.
- OHE Installation Oversight: Managed end-to-end resources for OHE installation, including material logistics, crane deployment, and crew scheduling—delivering project phases 10% ahead of schedule.
- Predictive Maintenance Success: Implemented predictive maintenance strategies that significantly lowered traction power system downtime.
- Zero-Incident Commissioning: Achieved zero safety incidents during 25 kV network energization and commissioning across all three HMR corridors.
Electrical Engineer
KCP Cements Limited
12.2010 - 02.2014
- Plant-Wide Electrical O&M : Led preventive and breakdown maintenance for critical electrical assets (HT/LT motors, kiln drives, raw & cement mills, fans, crushers, MCCs, VFDs), maintaining >90% uptime in high-dust, abrasive process environments.
- High Voltage Power Management : Operated and maintained 132 kV/6.9 kV substations, HT/LV switchgear, transformers, and RMUs; optimized grid power consumption (~110 kWh/tonne) through power factor correction and harmonic monitoring.
- Fault Diagnosis & Downtime Reduction : Rapidly identified and resolved faults in ABB/Siemens VFDs, protection relays, and large drives; improved equipment reliability via MTBF/MTTR tracking and root cause analysis.
- Electrical Safety & Hazard Compliance : Enforced LOTO protocols, arc flash PPE usage, and robust earthing; managed ATEX/IECEx-certified hazardous area equipment (e.g., Coal Mill, Preheater) in compliance with CEA, IS, and IEC standards.
- Installation & Commissioning : Supervised construction and testing of new electrical rooms, switchgear panels, and cable systems; ensured conformance to SLDs, specs, and QAPs during expansions and upgrades.
- Energy Efficiency Leadership : Drove energy-saving initiatives such as VFD retrofits, LED lighting upgrades, and idle load reduction, aligned with audit recommendations and ISO energy KPIs.
- Technical Documentation Control : Maintained detailed records including single-line diagrams, load schedules, maintenance logs, failure reports, and spares inventory to support diagnostics and audits.
- Instrumentation Interface Support : Collaborated with instrumentation teams to ensure PLC/SCADA health and resolve signal issues in weigh feeders, gas analyzers, and field instruments.
- Project Engineering Assistance : Provided engineering input for plant expansions, including cable sizing, vendor coordination, and load flow studies; supported commissioning of new HT/LT systems.
Executive Trainee
KCP Cements Limited
12.2009 - 12.2010
- 132kV/6.9kV Substation Specifications : Prepared detailed technical specifications and design inputs for 132kV/6.9kV substation systems including switchgear, protection schemes, and interconnection requirements.
- Electrical Procurement Execution : Managed procurement activities for major electrical equipment and materials—transformers, motors, cables, and panels—ensuring compliance with design, cost, and delivery timelines.
- Cable Termination & Routing : Developed termination schedules and routing plans based on as-built drawings; supervised HT/LT cable laying, glanding, termination, and tray work across plant sections.
- Power Transformer Commissioning : Supervised erection, testing, and commissioning of 25 MVA power transformers including IR/Megger tests, ratio tests, vector group verification, and pre-energization checks.
- HT/LT Motors Installation : Oversaw erection, alignment, and commissioning of HT and LT motors (including kiln drives and mill motors), ensuring proper coupling, earthing, and protection relay settings.
- Energy Monitoring : Verified daily and monthly electrical energy consumption reports; cross-checked against plant KPIs to monitor power efficiency and identify abnormal usage trends.
- O&M Coordination : Assigned technicians for operation and maintenance (O&M) tasks; coordinated with senior engineers and department heads to ensure timely resolution of field issues.
Education
Bachelor of Engineering - Electrical and Electronics Engineering
Srinivasa Institute of Engineering & Technology
Chennai, India 04.2001 - 04.2008
Diploma - Electrical And Electronics Engineering
V. Ramakrishna Polytechnic College
Chennai, India 05.2002 - 04.2005
Skills
Installation planningDocumentation controlHardware installationWorkload prioritizationEquipment installationField operationsRisk managementCost estimationMaterial procurementMeeting organizationElectricalSite supervisionDesign operations
Performance improvements
Cost analysis and savings
Task delegation
Process and procedure development
Operations management
Decision-making capacity
Time management
Adaptability and flexibility
Team motivation
Team collaboration
Strategic planning
Certification
Appreciation for Project Restoration, Certificate of appreciation for successful restoration of flood affected Muttom Depot, Kochi Project.
Accomplishments
- CMRS Completion Success, Completed CMRS for the Indore Metro Project, enhancing operational efficiency and meeting all specifications.
- Third Rail Installation Achievement, Achieved 100% completion of Third Rail Installation, meeting customer targets and ensuring project timelines.
- Safety Compliance Improvement, Boosted safety compliance scores by 30%, implementing rigorous checks and enhancing team safety culture.
Timeline
Project Execution Manager - Indore Metro Rail
KALPATARU PROJECTS INTERNATIONAL LTD.
11.2022 - Current
Project Engineer / Electrical Controller
ALSTOM Transport SA
09.2018 - 06.2021
Asst Section Engineer (Power and Traction)
Kochi Metro Rail Ltd
09.2016 - 08.2018
Project Engineer/Electrical Controller
Keolis Hyderabad Mass Rapid Transit System
02.2014 - 09.2016
Electrical Engineer
KCP Cements Limited
12.2010 - 02.2014
Executive Trainee
KCP Cements Limited
12.2009 - 12.2010
Diploma - Electrical And Electronics Engineering
V. Ramakrishna Polytechnic College
05.2002 - 04.2005
Bachelor of Engineering - Electrical and Electronics Engineering
Srinivasa Institute of Engineering & Technology
04.2001 - 04.2008
Languages
Telugu
Bilingual or Proficient (C2)
Tamil
Advanced (C1)
Hindi
Advanced (C1)
English
Bilingual or Proficient (C2)