Commercial Manager – Project Management Office (PMO)

Tetra Tech Europe; Galway; Hybrid; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Hybrid work arrangement

Global project exposure

Job summary

Tetra Tech Ireland seeks a commercially focused Cost Manager to lead commercial performance across engineering projects in Ireland. You will oversee tendering, invoicing, change control and financial reporting, collaborating with project teams, finance, directors and clients to drive value and risk management.

Based in Dublin, Cork or Galway, the role supports a range of infrastructure, environmental and development projects, with potential hybrid/remote working depending on project needs.

Qualifications

• Degree NFQ Level 8 in quantity surveying, construction economics, commercial management, or related field.
• Membership of a relevant professional body (RICS, ACostE, CIOB, EI, CICES or equivalent).
• Experience in multidisciplinary engineering design or environmental consultancy in public/private sectors.
• Experience with Irish public-sector procurement and contracts (NEC3/NEC4, FIDIC or similar).

Responsibilities

• Provide commercial leadership across projects from tender to close‑out.
• Coordinate with Project Managers, Finance and clients to manage scope, fees, risks and obligations.
• Support bids, pricing, contracts and procurement activities, including sub‑consultants and suppliers.
• Manage variations, claims, and changes with cost/ programme implications.
• Maintain auditable commercial records and improve reporting with Excel and Power BI.

Skills

Cost management

Commercial management

Budgeting

Contract administration

Vendor management

Education

Quantity surveying degree

Tools

Excel

Cost accounting software

Job description

Commercial Manager – Project Management Office (PMO)

Location: Dublin, Cork or Galway.

Join Us in Shaping the Future of Project Delivery

Tetra Tech Ireland is seeking an experienced and commercially focused Cost Manager to support the successful delivery and growth of our engineering consultancy business in Ireland.

This is an excellent opportunity for a commercially astute professional to work alongside technical specialists, project managers, directors and clients across a diverse portfolio of engineering, infrastructure, environmental and development projects.

You will help ensure that projects are commercially controlled, contractual obligations are understood and managed, and our teams are supported in delivering high-quality services and sustainable outcomes for our clients.

Purpose & Scope of the Role

The Cost Manager will provide commercial leadership, advice and support across Tetra Tech’s engineering consultancy projects and operations in Ireland, helping to protect and improve project commercial performance. The role will support projects throughout the lifecycle, from tendering and appointment through delivery, change management, invoicing and close‑out, ensuring effective management of scope, fees, programme, risk and contractual obligations.

Working collaboratively with Project Managers, technical teams, Finance, Directors, clients, sub‑consultants and suppliers, the Cost Manager will strengthen commercial and financial control, identify and manage risks and opportunities, support timely invoicing and income recovery, and drive consistent commercial governance and best practice. The role will also provide commercial insight to support business planning, operational reviews and strategic decision‑making.

Core Capabilities

• Develop and maintain estimates, cost plans, budgets, cash flows and forecasts throughout the project lifecycle; undertake valuations and payment assessments and monitor commitments, actual costs, accruals, WIP, revenue and ETC/EAC, identifying trends and challenging project financial performance.
• Provide commercial advice to Project Managers and technical teams; support the preparation, review, negotiation and administration of client appointments, consultancy and sub‑consultant agreements, scopes, fees, payment provisions, liabilities, risk allocation and contractual obligations.
• Support bids and procurement activities, including pricing, tender documentation and evaluation, commercial recommendations, assumptions and exclusions, and the appointment and commercial management of contractors, sub‑consultants and suppliers.
• Manage variations, additional services, scope changes and compensation events, assessing entitlement and cost/programme implications; support the assessment, negotiation and resolution of claims and disputes and ensure approved changes are incorporated into project controls and forecasts.
• Identify, quantify and manage commercial and cost risks and opportunities, including contingency requirements, while ensuring compliance with contractual obligations, delegated authorities, governance, assurance and quality requirements.
• Prepare clear and accurate cost reports, forecasts and management information; monitor performance against fee, scope, programme and resource assumptions and work with Finance and project teams to manage invoicing, revenue, WIP and cash flow.
• Provide clear, evidence‑based commercial advice and constructive challenge; take ownership of commercial activities, manage competing priorities and work collaboratively with clients, Project Managers, technical teams, Finance, Procurement, contractors and other stakeholders, while supporting and mentoring junior team members where appropriate.
• Maintain accurate and auditable commercial records and effectively use Excel, Power BI and cost/project‑control systems to analyse performance and improve reporting; promote consistent commercial processes and best practice and support final accounts, project close‑out, lessons learned and continuous improvement.

Qualifications & Experience

• Degree or equivalent NFQ Level 8 qualification in quantity surveying, construction economics, commercial management, construction management, engineering, project management, or another related construction / infrastructure discipline.
• Membership of a relevant professional body, such as the Royal Institution of Chartered Surveyors (RICS), The Association of Cost EngineersACostE Chartered Institute of Arbitrators, Chartered Institute of Building (CIOB), Engineers Ireland (EI), The Chartered Institution of Civil Engineering Surveyors (CICES), or other equivalent professional institution.
• Experience working within a multidisciplinary engineering design consultancy or environmental consultancy in public‑and private sectors on civil and transport infrastructure, water, energy, buildings, environmental, defence, or development projects.
• In‑depth knowledge and practical experience of Irish public‑sector procurement and the Capital Works Management Framework (CWMF), including Public Works Contracts; experience with NEC3/NEC4, FIDIC or other engineering forms of contract.

Beneficial

• Experience with framework agreements and public procurement processes in Ireland and the UK.
• Experience in contractor submissions, contractual entitlement and supporting negotiation with public and private sector clients.
• Experience in dispute resolution including conciliation, adjudication, or arbitration in Ireland and the UK.

Working Environment

This role will support Tetra Tech’s engineering consultancy operations and project teams across Ireland. The successful candidate may be based in a Tetra Tech office, work remotely or operate through a hybrid arrangement, depending on business and project requirements.

The role will involve regular collaboration with colleagues across Ireland, the UK and wider Tetra Tech teams. Attendance at a Tetra Tech office, client location, project site or other business location may be required for meetings, workshops, project reviews, tender activity and team engagement.

Why join Tetra Tech?

Tetra Tech is a leading provider of consulting and engineering services working across the full project lifecycle worldwide. We have a wide range of expertise across our teams, providing a global support network with a personalised approach to client relationships to better understand where we can add value. We provide a collaborative environment that supports individual performance, innovation, and creativity.

We support public and private sector clients on local, national, and international projects to deliver sustainable and resilient solutions. Our operations in the UK, Ireland, and the Netherlands include more than 6,000 employees who are Leading with Science to solve our clients’ most complex problems.

In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employees requiring additional arrangements. This could include adaptations to work schedules, training approaches, or the physical workspace. Please inform us if you need any accommodations during the recruitment process or in your day‑to‑day role.

Recruitment Agencies

We have a Preferred Supplier List of trusted partners to assist us when required and do not acknowledge any speculative CVs or unsolicited candidate introductions from agencies not on this list and any submitted will be taken as a gift. Please refer to the careers page on our website if you require any further information.