Senior Mechanical Engineer – Water & Wastewater Systems Lead

Binnies; Brisbane; Hybrid; AUD 120,000 - 160,000; Full time

Benefits offered by this job

Remote work options

Hybrid work options

Part-time work options

Competitive salary and benefits

Defence Reserve Leave

Employee Assistance Program (EAP)

Learning and development opportunities

Job summary

BMT seeks a Senior Mechanical Engineer to lead water and wastewater systems projects in Australia. Based in Brisbane, you will deliver flood modelling, technical leadership, and client engagement, mentoring junior engineers and coordinating project activities.

You will apply TUFLOW modelling, manage schedules, ensure quality and safety standards, and contribute to proposals. Chartered or near-chartered status is encouraged, with growth opportunities within a flexible, collaborative firm.

Qualifications

• Bachelor’s degree in engineering or related field.
• Experience developing, calibrating and simulating flood models using TUFLOW.
• 5–7 years of post‑graduate relevant experience.
• Working toward registration with a recognised science/engineering body.
• Strong organisation and attention to detail.

Responsibilities

• Performs professional technical work requiring experience and knowledge.
• Supervises and reviews the work of more junior engineers.
• Provides strategic technical advice to clients.
• Leads and mentors junior staff; supports project delivery within time, cost and quality constraints.
• May act as Project Manager on flood-related projects and contribute to proposals.
• Demonstrates advanced knowledge of relevant software, systems and processes.

Skills

Organisation skills

Verbal and written communication

Technical report writing

Client focus

Education

Bachelor’s degree in engineering

Tools

TUFLOW

Job description

Senior Mechanical Engineer Water Wastewater Systems Lead

Location: Brisbane, Melbourne, Sydney, or Northern NSW

Job Description

While this role is advertised at the Senior level, we welcome applications from professionals at any stage of their career who have relevant Australian flood modelling and consulting experience using TUFLOW.

For candidates interested in leadership, this role can offer opportunities to mentor, lead projects and, depending on experience and aspirations, take on people management responsibilities.

The Senior Water Resources Engineer delivers high-quality engineering and scientific services across flood and water resources projects, working independently with minimal supervision. The role contributes to and manages small to medium-sized projects for public and private sector clients, ensuring quality outcomes with support from senior leaders. Responsibilities include applying technical expertise, planning and coordinating project activities, and mentoring less experienced engineers and scientists.

Key Responsibilities

• Performs professional technical work requiring experience and knowledge.
• Supervises and reviews the work of more junior engineers.
• Makes judgements and recommendations on technical matters within area of expertise.
• Providing strategic technical advice to internal and external clients.
• Uses advanced techniques in the modification or extension of theories and practices to complete assignments.
• Shares knowledge and acts as mentor to more junior staff within area of expertise.
• Adheres to quality, safety, and environmental procedures/standards.
• Liaises with clients, potential and current, for service delivery, networking and business development.
• May be responsible for developing proposals and presenting to clients.
• May act as Project Manager on a range of flood related projects, managing projects to scope and within time, cost and quality requirements.
• Demonstrates advanced knowledge of relevant software, systems and processes.
• May contribute to, or be the author of, technical papers.
• Maintains, or is working towards, Chartered or Certified status.

Undertakes other specific tasks including:

• Flood studies and floodplain risk management studies, site‑specific studies
• Flood risk and impact assessments, flood emergency response plans and flood mitigation studies
• Report writing and review.
• Contribution to team engagement initiatives.
• Community Consultation.

Work winning

Work winning is a team effort. As a consultant, your everyday interactions with clients, colleagues, and stakeholders help uncover new opportunities and build lasting relationships. Your insights and actions directly support BMT’s growth.

Right to Disconnect

We respect your personal time and support a healthy work-life balance. Employees are not expected to respond to work communications outside of regular business hours unless otherwise agreed upon.

Skills, Knowledge & Expertise

Essential:

• Bachelor’s degree in engineering or other relevant area of study
• Experience in developing, calibrating and simulating flood models (TUFLOW software experience required)
• Minimum 5-7 years’ relevant experience post‑graduation
• Working toward relevant registration with recognised science / engineering/ environmental body
• Strong organisation skills with strong attention to detail.
• Strong verbal and written communication skills.
• Technical report writing (and review) skills.
• Client focused and commercially aware

Desirable:

• Experience working within a multi‑site organisation
• Experience working within the engineering or resources sector in consulting capacity
• Experience in groundwater or water quality modelling
• Experience or interest in people management or leadership
• Driver’s license

Job Benefits

At BMT, we value flexibility, career growth, and an inclusive culture where diverse perspectives thrive.

• We offer remote, hybrid, and part‑time work options , with offices across Australia. We’re proudly "flexified" with Flexa!
• Our industry competitive benefits include a competitive salary offering, performance bonuses, and companywide bonuses as part of being an employee benefits trust
• Defence Reserve Leave enabling defence reservist employees to undertake ADF obligations without financial disadvantage.
• 24/7 Employee Assistance Program (EAP).
• We invest in learning and development to help you grow.

Diversity, equity, and inclusion

Diversity, equity, and inclusion are at our core. We foster a workplace where everyone feels valued and supported, promoting innovation, collaboration, and respect.

Values

Our values—Trust, Innovation, Passion, Respect, and Collaboration—define who we are and how we work.