
Resident / Senior Resident Engineer – Mechanical & Electrical
Tetra Tech are looking for Resident / Senior Resident Engineer – Mechanical & Electrical. Shape critical water infrastructure across all regions in Ireland. Join Tetra Tech, and play a key role in delivering major above- and below-ground water utility projects that make a lasting difference to communities and customers.
Purpose and Scope of the Role
We are seeking Resident and Senior Resident Engineers, Mechanical and Electrical, to join our site-based teams supporting significant water infrastructure works in Dublin and Donegal. The role focuses on the day-to-day monitoring of construction activities, ensuring the Contractor delivers in line with the contract documents, works requirements, quality expectations, and health and safety obligations.
You will spend much of your time on site, liaising with Contractors, project teams and stakeholders, reviewing progress, recording performance, and preparing clear technical reports and presentations for internal and external use. The projects are technically complex and high value, contributing to essential utility infrastructure and requiring a strong understanding of construction delivery, site supervision, and contractual compliance.
Your Impact in This Position
In the short term, you will help maintain safe, compliant and well-documented site delivery, while building strong working relationships with project teams and Contractors. Over time, you will contribute to the successful delivery of important water sector projects, improve site assurance and reporting quality, and help drive consistent standards across the programme.
This role offers the opportunity to work on major infrastructure work, strengthen your technical profile, and develop further towards senior delivery, site leadership or specialist advisory responsibilities. For the right person, it provides a strong platform for career progression within a business that values technical excellence, ownership and practical problem-solving.
Core Capabilities
1. Technical Expertise in Mechanical and Electrical Delivery
2. Site Supervision and Construction Assurance
3. Health, Safety and Compliance Focus
4. Technical Reporting and Documentation
5. Collaboration, Initiative and Problem Solving
Qualifications and Training
Essential: Level 8 degree in Mechanical or Electrical Engineering; at least 7 years’(for RE role) and at least 10 yrs’ (for SRE role), relevant post-graduate experience; experience of site works supervision and monitoring of safe working practices; clean driving licence; current SafePass, Managing Safely in Construction and Manual Handling certification.
Desirable: Experience on water sector projects; experience of pipeline and treatment plant works; working knowledge of Public Works and FIDIC forms of contract; contractor design review experience; advanced MS Excel capability.
Working Patterns and Locations
These roles are primarily site-based and support projects across the East, South East, South West, Midlands and North West of Ireland. You will be expected to spend most of your time on site, working closely with construction teams and stakeholders.
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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.

Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 25,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, and design sustainable and resilient infrastructure.
Tetra Tech est un chef de file mondial dans le domaine de l'eau, de l'environnement et des infrastructures durables, offrant des services de génie-conseil et d'ingénierie de qualité supérieure pour des projets à l'échelle mondiale. À travers nos 25 000 associés, Tetra Tech propose des solutions optimales aux problèmes les plus complexes en utilisant la science d’abord pour répondre aux besoins en matière de cycle de l'eau, en protection et restauration de l'environnement ainsi qu’en conception d’infrastructures durables et résilientes.