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Power Supply Designer - Substation Designer

Power Supply Designer - Substation Designer

Barsyl

0 years

0 Lacs

hyderabad telangana

Posted:2 weeks ago| Platform: SimplyHired logo

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Skills Required

autocad system design bachelor's degree

Work Mode

On-site

Job Type

Full Time

Job Description

Job Information

Engagement Type

Railway

Industry

Railway

Zone

Corporate

Project Code

1001 CORPORATE

Hiring Manager

Mahendranath Bandari

Number of Positions

Job Opening Status

In-progress

Date Opened

16/12/2025

Target Date

30/01/2026

Highest Degree

B.Tech / B.E.

Job Opening ID

JOBID_222

Work Experience

Job Type

Full time

Created Time

16/12/2025 16:04

Modified Time

16/12/2025 16:06

City

Hyderabad

Province

Telangana

Country

India

Postal Code

500009

[email protected]

Qualifications

B.E/B. Tech Electrical

Job Description

Substation & Sectioning Design (TSS, SP, SSP)

Prepare Single Line Diagrams (SLD) for TSS, SP, and SSP.

Design transformer, circuit breaker, isolator, surge arrester & switchgear arrangements.

Prepare equipment layout plans, control room layouts, and panel arrangements.

Develop sectioning/parallel arrangements, neutral sections, and isolator positioning.

Prepare cable routing, cable schedules, and interlocking diagrams.

Produce earthing layouts and bonding schematics for TSS/SP/SSP.

Power System Studies

Perform traction load flow studies for 25 kV conventional and AT systems.

Carry out short circuit calculations for both utility-side and 25 kV side.

Conduct protection coordination & relay grading (OC/EF/REF/differential/distance).

Size traction transformers based on peak load, diversity factor, and regeneration.

Perform voltage regulation & drop analysis up to the pantograph.

Conduct AT system studies, feeder balancing & current distribution analysis.

Perform earthing & bonding studies (IEEE 80 / EN 50522): touch/step voltage, GPR, rail potential.

Carry out insulation coordination studies (BIL, impulse withstand, surge duties).

Perform harmonic & power quality studies including THD and flicker analysis.

Execute busbar sizing, switchgear rating checks and thermal withstand analysis.

Conduct LV/HT cable sizing, ampacity, and thermal derating analysis

Requirements

Load Flow Analysis for 25 kV AC traction systems

Short Circuit Studies & fault level calculations

Protection Coordination, relay settings, protection schemes

Traction Substation (TSS) Design – Primary and Secondary design

Auto Transformer (AT) System design and feeder balancing

Earthing & Bonding Design as per EN 50122 / IEEE 80

SCADA & RTU design for traction power systems

Return Current & Electromagnetic Compatibility (EMC) analysis

Transmission Line Interface & grid coordination

Power Quality Studies – harmonics, voltage regulation, feeder loading

Energy consumption modelling & regeneration analysis

software : Etap /Digsilent,Autocad

Benefits

To strengthen the engineering capability of the Power System & Traction (PST) team by adding a qualified Power Supply Designer responsible for traction power system studies, substation design, AT supply design, protection schemes, load flow analysis, Harmonics analysis, EMI/EMC study and power supply integration for ongoing and upcoming railway/metro /High Speed Rail electrification projects.

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Power Supply Designer - Substation Designer