Principal Environmental Scientist

Driven by innovation and committed to technical excellence? Excel at mentoring and inspiring technical teams? Take pride in building strong client relationships and playing a key role in business growth? Join a growing team that values technical excellence, innovation, and continuous growth in this key technical leadership role. Attractive salary package and comprehensive company benefits. About the Role We have a strong project line up for 2026 and beyond. In this technical leadership role, you’ll be responsible for leading and ensuring technical excellence across a broad portfolio of contaminated land projects including Defence, Petroleum, Local Government, Mining and Resources sectors. You’ll play a key role in strategic project leadership, shaping innovative technical strategies, mentoring and developing talent and setting the benchmark for quality. With support from our East Coast Environmental and Geotechnical Leadership teams, you’ll also actively build strong client relationships and identify and pursue business growth opportunities. About You You’re a respected environmental leader recognised for your technical expertise in contaminated land assessment, management, and remediation and for your dedication to quality. You thrive on delivering smart, practical solutions that make a real difference. Passionate about building trusted client partnerships, you bring both energy and collaboration to every challenge. What You’ll Bring Tertiary qualifications in environmental science, environmental engineering, geoscience or hydrogeology. CEnvP (Site Contamination Specialist) accreditation. Extensive experience in contaminated land assessment, management, and remediation within consulting firms. Proven track record in leading large-scale and complex contaminated land projects. Established client base in Queensland (developers, infrastructure, energy, defence, mining and government sectors). Demonstrated success in business development, client relationship management, and repeat work generation. Commercially astute, with strong financial, risk, and contract management experience. Mentoring & technical leadership skills. Australian working rights and driver’s licence required. Active participation in industry bodies such as ALGA, EIANZ, ACLCA or Engineers Australia and experience contributing to or publishing technical papers is desirable. You’ll Enjoy Competitive salary and benefits package. Professional development and career growth opportunities. Technically challenging and high-impact projects. A supportive, collaborative, and safety-driven workplace culture. You’ll Gain The opportunity to collaborate with technical specialists across multiple practice areas around Australia. The opportunity to shape and influence a growing, high-performing team. Access to diverse, high-profile projects across multiple sectors. Ongoing support and mentoring from our leaders. A flexible and inclusive work environment that supports your professional and personal goals. Clear career pathways for growth in leadership and technical excellence. The Perks You’ll Love Work-Life Balance: Flexible work options, tailored hours, study breaks, and the ability to buy extra leave. Diverse Projects: Work across a wide variety of projects, clients, and sectors. Growth Opportunities: Professional development, coaching, and mentorship from our top experts. Memberships: Professional memberships to help you stay ahead in your field. Recognition: Our reward and recognition program makes sure your hard work doesn’t go unnoticed. Ownership: Participate in our employee stock purchase plan. Parental Leave: Paid leave for both primary and secondary caregivers. Support: Employee assistance program for you and your immediate family. Travel Discounts: Great deals through our corporate traveller program. Car Leasing: Take advantage of novated vehicle leasing options. About Us Tetra Tech Coffey provides high-end environmental, geotechnical, digital, and engineering design consulting services in Australia, New Zealand and Papua New Guinea. Every day, our people come together to solve complex challenges for our clients. With over 30,000 Tetra Tech colleagues across 550 offices globally, we deliver projects that improve lives through science, technology, and innovation. Our commitment to creating lasting, measurable value is reflected in our global 1 Billion People Challenge, which tracks how our 100,000+ annual projects benefit people and communities around the world. #J-18808-Ljbffr