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Shannon Jayasinghe Email & Phone Number

Contract Manager at GMA
Location: Maddingley, Victoria, Australia 6 work roles 3 schools
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✓ Verified Jul 2026 3 data sources Profile completeness 86%

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Current company
GMA
Role
Contract Manager
Location
Maddingley, Victoria, Australia
Company size

Who is Shannon Jayasinghe? Overview

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Shannon Jayasinghe is listed as Contract Manager at GMA, a with 288 employees, based in Maddingley, Victoria, Australia. AeroLeads shows a matched LinkedIn profile for Shannon Jayasinghe.

Shannon Jayasinghe previously worked as Senior Quantity Surveyor/Contract Administrator at Cmec 中东区域公司 Bppe Jv and Quantity Surveyor/Contract Administrator at Aecom (Incorporating Davis Langdon, An Aecom Company). Shannon Jayasinghe holds Masters In Quantity Surveying, Construction Management from The University Of Salford.

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GMA

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Profile bio

About Shannon Jayasinghe

Results-oriented Quantity Surveyor/Contract Administrator with a proven track record of delivering successful construction projects. Possessing a keen eye for detail and a strong understanding of contract administration, I am committed to optimizing project costs and mitigating risks.My expertise lies in:Cost estimation and controlContract administrationVariation order managementClaims preparation and negotiationProject financial managementI am a highly motivated individual who thrives in fast-paced environments. I am confident in my ability to deliver exceptional results and exceed expectations.

Current workplace

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GMA
Gma
Contract Manager
bacchus marsh, victoria, australia
Website
Employees
288
AeroLeads page
6 roles

Shannon Jayasinghe work experience

A career timeline built from the work history available for this profile.

Contract Manager

Current
Gma

Melbourne, Victoria, Australia

• Contract Administration - Responsible for drafting, negotiating, and managing contracts, ensuring compliance, resolving disputes, and protecting the interests of all parties involved in a project and establishing realistic procurement timelines that align with the overall project objectives and closure.• Contract Compliance - Monitor ongoing contracts to ensure all parties comply with their contractual obligations and address any issues promptly.• Documentation Management: Maintain a… Show more • Contract Administration - Responsible for drafting, negotiating, and managing contracts, ensuring compliance, resolving disputes, and protecting the interests of all parties involved in a project and establishing realistic procurement timelines that align with the overall project objectives and closure.• Contract Compliance - Monitor ongoing contracts to ensure all parties comply with their contractual obligations and address any issues promptly.• Documentation Management: Maintain a comprehensive and organized shared system for all contract-related documents, including agreements, amendments, registers, daily sheets, and correspondence.• Communication and Coordination - Serve as the point of contact between internal teams (operations, finance, project management) and external parties (clients, suppliers, subcontractors) regarding contract matters.• Progress Payments/Invoicing - Ensure timely processing of progress payments/invoices, ensuring that they align with contractual terms and conditions.• Variations/change Orders - Manage and track contract modifications, including change orders, extensions, and amendments, ensuring all changes are documented and agreed upon by all parties.• Monitoring project costs and variations, and updating estimates and reporting as required.• Reviewing project plans, specifications and other documentation to identify scope of the works and interpret to the site team.• Periodic and ongoing project commercial reporting – tender cost analysis, setting of budgets and work breakdown structures, projected cashflow, cost, revenue and cash forecasting.• Budget management, monitoring and reporting of performance against budget in accordance with client corporate requirements.• Tendering - Preparing detailed cost estimates for new construction projects, including labour, materials, equipment, subcontractor costs and timely submission. Show less

Dec 2022 - Present

Senior Quantity Surveyor/Contract Administrator

Cmec 中东区域公司 Bppe Jv

Colombo, Western Province, Sri Lanka

• Tender Preparation and Contract Management - Tender preparation (RFT & RFI), negotiate and execute contracts, ensuring compliance with legal and commercial requirements.• Supply Chain Management - Managed supply chain contracts, from procurement to delivery, ensuring efficient and cost-effective operations.• Contractual Compliance - Draft and negotiate contract special provisions, ensuring adherence to legal and commercial standards.• Financial Management - Prepare and submit… Show more • Tender Preparation and Contract Management - Tender preparation (RFT & RFI), negotiate and execute contracts, ensuring compliance with legal and commercial requirements.• Supply Chain Management - Managed supply chain contracts, from procurement to delivery, ensuring efficient and cost-effective operations.• Contractual Compliance - Draft and negotiate contract special provisions, ensuring adherence to legal and commercial standards.• Financial Management - Prepare and submit progress payment claims, responded to SoP claims, and manage project budgets and cash flow.• Variation and Claim Management - Identify, measure, and negotiate variations and claims, ensuring fair compensation and compliance with contract terms.• Risk and Opportunity Management - Assessed and mitigated project risks, while identifying and maximizing opportunities for cost savings and revenue generation.• Commercial Reporting - Provided regular commercial reports, including tender cost analysis, budget setting, and cash flow forecasting.• Contract Closeout - Managed contract closeout processes, including defect management and liability finalization.• Contract Compliance and Dispute Resolution - Ensure compliance with contract terms, legal requirements, and industry standards, reviewing all contractor submissions, identifying any non-compliance issues, taking corrective actions as needed, and mediating disputes between contractors, facilitating discussions, and finding mutually agreeable solutions.• Final Accounts and Contract Closeout - Prepare and issue final accounts, summarizing the financial aspects of the project, calculating final payments, and resolving any outstanding issues,including defect management and liability finalization, ensuring a proper financial closure of the project.• Maintaining correspondence, contracts, registers, variations, RFI, Daily site records and log reports. Show less

Nov 2019 - Nov 2022

Quantity Surveyor/Contract Administrator

Colombo, Western Province, Sri Lanka

Pre-contract● Cost Estimation and Budgeting: Prepare preliminary and detailed cost estimates, assists in developing the project budget, and conducts value engineering to identify cost-saving opportunities.● Tendering and Contract Administration: Prepare tender documents, evaluates tenders to select the most suitable contractor, and administers contracts throughout the project.● Risk Assessment and Management: Identify and assess potential risks, develop strategies to mitigate them… Show more Pre-contract● Cost Estimation and Budgeting: Prepare preliminary and detailed cost estimates, assists in developing the project budget, and conducts value engineering to identify cost-saving opportunities.● Tendering and Contract Administration: Prepare tender documents, evaluates tenders to select the most suitable contractor, and administers contracts throughout the project.● Risk Assessment and Management: Identify and assess potential risks, develop strategies to mitigate them, and ensure the project's overall success.● Procurement and Supply Chain Management: Develop procurement strategies, select suppliers, and manage the supply chain to ensure timely delivery of materials and services.Post-contract● Claim Management - Assessing and negotiating variations and claims to ensure fair and in-line with contract terms.● Progress Measurement and Payment Certification - Measuring project progress and certifying payments to contractors based on completed work.● Cost Control and Forecasting - Monitoring project costs, preparing cost forecasts, and implementing strategies to manage costs and prevent overruns.● Defect Liability Period - Identifying and resolving defects that occur during the defect liability period, and ensuring the final release of retention funds.● Commercial Correspondences – Generating contractual notices. Acknowledging and carefully analysing, and providing a well-supported response to contractual notices and maintaining comprehensive project documentation and ensuring that records are organized and accessible.● Facilitated weekly progress meetings to provide updates on billing, variations, and claims, while offering strategic advice on cost optimization and contractual compliance.● Represent the organization at site and liaise with Clients and consultants to ensure project milestones are met.● Working closely with internal teams to ensure client expectations are met. Show less

Nov 2016 - Oct 2019

Quantity Surveyor

Doha, Qatar

● Progress bill and claims - review and evaluate interim payment applications and change orders to ensure compliance and provide informed recommendations for approval.● Cost reporting - Accurately estimate project costs and develop comprehensive cost plans based on architectural, engineering drawings, and specifications.● Project budget and financial reporting - Manage project budgets and providing comprehensive financial reporting, ensuring accurate tracking, analysis, and effective… Show more ● Progress bill and claims - review and evaluate interim payment applications and change orders to ensure compliance and provide informed recommendations for approval.● Cost reporting - Accurately estimate project costs and develop comprehensive cost plans based on architectural, engineering drawings, and specifications.● Project budget and financial reporting - Manage project budgets and providing comprehensive financial reporting, ensuring accurate tracking, analysis, and effective financial decision-making.● Variations and EOT - Identify design changes, assess their financial implications, and employ effective negotiation strategies to minimize or eliminate unnecessary costs.● Track project cost and identify potential risks - Track project costs, identify potential risks associated with contracting, and proactively implement mitigation strategies to ensure project financial stability and success.● BOQ preparation - taking of measurement and prepare boq as per the NRM.● Provide support to project audits and investigations. This involves cooperating with auditors and investigators, providing information and documentation, and answering any questions related to contractual matters.● Contribute to continuous improvement initiatives. This involves participating in reviews of contract administration processes, identifying areas for improvement, and implementing changes to enhance efficiency and effectiveness.● Represent the organization at site level and ensure clients is satisfied with the service.● Working closely with client, consultants, project managers to ensure project milestones are met. Show less

Feb 2015 - Nov 2016

Quantity Surveyor

Colombo, Western Province, Sri Lanka

● Budgets and Cash Flow - Preparation of project budgets and cash flow for financial reporting.● Interim Payments and Variations - Checking and recommendation of interim payments and variations.● Contract notices – Assist on preparing detailed and structure responses for notices.● Quantity take-off and Preparation of bill of quantities.● Preparation of tender documents.

Oct 2013 - Jan 2015

Project Quantity Surveyor

Colombo, Western Province, Sri Lanka

● Tendering and estimating related works – Preparing tender evaluation reports.● Budget preparation and monitoring –Preparing projects budgets and cash flow.● Preparing progress bills, variations and claims – Preparing progress bills and variations.● Attending meetings and liaising with stakeholders on commercial matters

May 2010 - Sep 2013
Team & coworkers

Colleagues at GMA

Other employees you can reach at gmaust.com.au. View company contacts for 288 employees →

3 education records

Shannon Jayasinghe education

FAQ

Frequently asked questions about Shannon Jayasinghe

Quick answers generated from the profile data available on this page.

What company does Shannon Jayasinghe work for?

Shannon Jayasinghe works for GMA.

What is Shannon Jayasinghe's role at GMA?

Shannon Jayasinghe is listed as Contract Manager at GMA.

Where is Shannon Jayasinghe based?

Shannon Jayasinghe is based in Maddingley, Victoria, Australia while working with GMA.

What companies has Shannon Jayasinghe worked for?

Shannon Jayasinghe has worked for Gma, Cmec 中东区域公司 Bppe Jv, Aecom (Incorporating Davis Langdon, An Aecom Company), Dg Jones And Partners, and Mesas International ( Sanken Group Of Companies ).

Who are Shannon Jayasinghe's colleagues at GMA?

Shannon Jayasinghe's colleagues at GMA include Cam Marett, Aaron Blandford, Stephen Marett, and Jason Linnell.

How can I contact Shannon Jayasinghe?

You can use AeroLeads to view verified contact signals for Shannon Jayasinghe at GMA, including work email, phone, and LinkedIn data when available.

What schools did Shannon Jayasinghe attend?

Shannon Jayasinghe holds Masters In Quantity Surveying, Construction Management from The University Of Salford.

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