Interface Manager

Position Summary

The Interface Manager is responsible for planning, coordinating, and managing all technical, contractual, and organizational interfaces between the multiple prime contractors and the Owner to ensure the successful integration, installation, commissioning, and operation of the pumped storage facility. The role is critical to ensure seamless integration between:

Main Civil Works Contractor

Electromechanical Contractor (known as OEM Original Electromechanical Manufacturer)

Step-Up Transformer (GSU) supply and integration scope

Gas Insulated Switchgear (GIS) supplied as Owner-Furnished Equipment and installed by the Civil Contractor

Owner-Furnished Equipment (OFE) and Work by Others

Transmission system, grid operator, and commissioning entities

The Interface Manager ensures that all physical, functional, schedule, and contractual interfaces are clearly defined during the Conformance and Alignment Phase (1st August 2026 to 30 September 2027) and managed, and controlled throughout engineering, procurement, construction, commissioning, and handover phases (1st October 2027 to 31st December 2035).

Required Qualifications and Experience

Bachelor’s or master’s degree in engineering:

Mechanical Engineering

Electrical Engineering

Civil Engineering

or equivalent

Minimum:

10–15 years of experience in large infrastructure or power projects with Electromechanical integration

Minimum 5 years in interface management roles

Experience with hydropower or pumped storage projects preferred

Strong experience with:

Multi-contract EPC or multi-prime contracting environments

Pump/Turbine and High voltage electrical systems and substations

Civil-electromechanical integration

Preferred experience with projects exceeding 1000 MW.

Required Competencies

Technical Competencies

Understanding of hydropower systems integration

Understanding of high voltage substations and GIS systems

Knowledge of mechanical and electrical equipment installation

Understanding of EPC contracting models

Knowledge of commissioning processes

Management Competencies

Strong coordination and leadership skills

Excellent communication skills

Strong problem-solving capability

Ability to work across multiple contractors and stakeholders

Ability to manage complex technical interfaces

Credentials Needed

A. Interface Management Strategy and Planning

Develop and implement the Project Interface Management Plan (IMP) in accordance with project contractual requirements; this is required within 45 days of the award of the Final Notice To Proceed (FNTP).

Establish and maintain the Interface Register covering all internal and external interfaces.

Define interface boundaries, responsibilities, and deliverables among the four prime contracts and Owner-furnished equipment.

Establish procedures for:

Interface identification /control / documentation and tracking / change management/ risk management

B. Technical Interface Coordination

Coordinate all technical interfaces between:

Civil Works Contractor and E&M Contractor

Civil Works Contractor and GIS Installation (Owner-Furnished Equipment)

GSU Transformers Integration

E&M Contractor and Electrical Systems

Owner Furnished Equipment and Contractors

C. Contractual Interface Management

Ensure compliance with contractual interface obligations defined in each contract.

Clarify scope boundaries to avoid gaps and overlaps. Support resolution of contractual interface disputes.

Ensure contractors fulfill obligations related to:

Installation of Owner Furnished Equipment (GIS, GSUs, OEM elements)

Integration and commissioning of multi-contract systems

Support commercial and claims teams with interface-related claims analysis.

D. Schedule and Construction Interface Coordination

Ensure alignment of engineering, procurement, construction, and commissioning schedules across contractors.

Identify and mitigate interface-related schedule risks.

Coordinate installation sequences between contractors.

Ensure readiness for equipment installation (civil readiness, access, utilities, lifting systems).

E. Commissioning and Operational Integration

Coordinate commissioning interfaces including:

Mechanical completion coordination

Pre-commissioning and commissioning sequences

Integrated system testing

Grid synchronization interfaces

SCADA and control system integration

Multi-contractor commissioning coordination

Ensure seamless transition from construction to operational readiness.

F. Interface Documentation and Control

Develop and maintain:

Interface Register

Interface Control Documents (ICDs)

Interface matrices

Interface agreements between contractors

Interface meeting minutes and action trackers

Technical interface drawings and boundary drawings

Ensure all interface requirements are clearly documented, tracked, and closed.

G. Risk Management

Identify, assess, and mitigate interface-related risks, including:

Physical interface conflicts

Installation sequence conflicts

Responsibility gaps or overlaps

Schedule conflicts

Integration risks affecting commissioning and operation Report interface risks regularly to Project Management.