Principal Civil Engineer

Mott MacDonald

Principal Civil Engineer involved in sewer and water pipeline network design projects for various clients. Working with Sydney Water and collaborating with the national Australian Water team.

Posted 4/30/2026full-timeSydney • 🇦🇺 AustraliaLeadWebsite

About the role

Key responsibilities & impact

Provide technical input to pipeline design projects across all stages of the project lifecycle.
Managing tenders / proposals to contribute to our team’s growth and direction.
Project management and delivery of multidisciplinary water design projects throughout the project life cycle.
Developing strong relationships with clients and representing Mott MacDonald at client meetings.
Mentor and develop others, providing guidance to support their professional development.

Requirements

What you’ll need

Tertiary qualifications in Mechanical or Civil Engineering
7+ years’ experience delivering engineering solutions for water and wastewater infrastructure
Experience in the Sydney Water assets planning and design such as wastewater, water and stormwater assets; both major and minor works with Category C3 accreditation or higher
Experience in Building Plan Approval Stamping / Approval and related requirements
Experience on site inspections and WSC Delivery works with Sydney Water Site accreditation
Strong technical capability in pipeline design and construction‑led engineering environments
Solid understanding of Australian water industry standards and sustainability practices
Experience in consulting, including delivering client‑ready design reports
Proven technical leadership, including mentoring and guiding junior team members
Ability to work independently with support from national and global teams
A positive, proactive mindset with the confidence to lead, collaborate, and contribute to a vibrant team culture
Motivation to help grow our water business across Australia.

Benefits

Comp & perks

Agile working environment, supporting our people to work flexibly
Life, personal accident, and salary continuance insurance
Employee resource groups including the Inclusive Network for Women, Corporate Social Responsibility and more
Annual Health Checks and ongoing professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

pipeline designwater infrastructurewastewater infrastructurestormwater assetsBuilding Plan Approvalsite inspectionsengineering solutionstechnical leadershipconsultingdesign reports

Soft Skills

mentoringclient relationship managementproject managementindependent workcollaborationproactive mindsetguidanceteam culture contributionprofessional developmentcommunication

Certifications

Mechanical Engineering degreeCivil Engineering degreeCategory C3 accreditationSydney Water Site accreditation