Gayan Nissanka

Delivered infrastructure works across TfNSW, Sydney Trains and local council projects, including the Blacktown Bus Layover Project and multiple TfNSW Safe Work packages, leading to strong familiarity with TfNSW specifications for quality, safety, environment and public liaison requirements. Involved in four lift projects and RMVI works for Sydney Trains, with a sound understanding of Sydney Trains standards, procedures and live rail operating environments. Also contributed to major council projects such as the Canterbury-Bankstown stormwater upgrade, undertaking project-based roles as Quality Manager, Traffic Manager and Utility Coordinator to support compliant and coordinated project delivery.

• Lead project safety management activities including preparation and review of SWMS, subcontractor SWMS approvals, toolbox talks and implementation of site safety controls.
• Prepare, review and continuously update risk assessments throughout the project lifecycle, ensuring compliance with WHS, environmental and regulatory requirements.
• Manage civil and transport infrastructure works by coordinating site activities, subcontractors and construction sequencing.
• Review designs, construction methodologies and site conditions to identify risks, resolve clashes and prevent program delays.
• Develop, manage and recover construction programs using MS Project, monitoring critical paths and milestone delivery.
• Send and coordinate RFIs to ensure compliance with specifications.
• Manage variations to keep projects on track and within scope.
• Manage project quality processes including preparation, administration and close-out of Inspection & Test Plans (ITPs), quality records and Non-Conformance Reports (NCRs).
• Coordinate utility works involving water, gas, electrical and telecommunications services, managing approvals and authority interfaces.
• Identify underground service clashes and develop engineering solutions to maintain construction progress and minimize disruption.
• Prepare and implement Traffic Management Plans (TMPs) and Traffic Guidance Schemes (TGS) in accordance with TfNSW and council requirements.
• Supervise works in live traffic and live rail environments, managing traffic control operations to ensure public and worker safety.

Worked on civil and infrastructure projects including residential, commercial, and public developments. Responsible for defining project scope, preparing cost estimates, and assessing project feasibility. Coordinated with project teams, drafters, and consultants to ensure designs met regulatory requirements and construction standards. Assisted with planning, scheduling, and optimizing construction methods to deliver projects on time and within budget.

• Collaborated with the team to develop project concepts and designs, ensuring regulatory compliance.
• Planned, scheduled, and managed civil works, including design modifications.
• Conducted site assessments to assess feasibility and identify construction constraints.
• Analyzed structural drawings and technical specifications for accuracy and compliance.
• Coordinated with drafting officers to produce detailed engineering drawings.
• Sourced necessary information for drawings, ensuring compliance with design standards.
• Determined construction methods and optimized work methodologies.
• Evaluated project costs, including labour, materials, and equipment to ensure budget compliance.
• Estimated quantities and costs for materials, equipment, and labour to assess project feasibility.

Worked on stormwater and civil design projects for residential, commercial, and public developments, ensuring compliance with council standards and Australian regulations. Designed drainage systems, road structures, retaining walls, culverts, and bridges using AutoCAD and Civil 3D. Coordinated with clients, architects, contractors, and council personnel to resolve design issues and support smooth project delivery. Assisted with tender documentation, design reviews, and provided technical recommendations to meet project requirements.

• Designed and detailed turning treatments and stormwater drainage systems for houses, apartments and public spaces in compliance with council's requirements.
• Developed road structure designs including retaining walls, culverts and bridges considering factors such as traffic flow, safety standards, and environmental impact.
• Coordinated with clients, architects, contractors and council personnel to ensure smooth project delivery and address engineering related queries.
• Provide technical recommendations to site team ensuring alignment with project goals.
• Assisted with the tendering and contract administration processes to support project progression.
• Managed project data and documentation including BOQs, resource plans, business cases and design reviews.

Worked on a 450 km rural road development project worth USD 35 million, funded by the Asian Development Bank (ADB), under the oversight of the Road Development Authority (RDA) of Sri Lanka. Managed large-scale infrastructure works while complying with international project management and regulatory standards. Successfully addressed challenges including land acquisition, flood management, and environmental concerns to ensure smooth project delivery.

• Monitored on-site construction activities to ensure alignment with project timeline and quality standards.
• Review and interpreted geometric, pavement and structural designs for road and bridge works.
• Organized Project Coordinating Committee meetings with stakeholders for smooth coordination.
• Conducted laboratory visits to test material samples ensuring quality and performance.
• Estimated costs and prepared detailed cost plans, ensuring budget control and financial oversight.
• Managed design changes, negotiated variations and reviewed Interim Payment Certificates for project approval.
• Coordinating with utility agencies to ensure smooth execution of utility works.
• Conducted joint site inspections with consultants, ADB Missions and handled social and environmental safeguard matters.