Key Personnel

Management Team

David Bristow

Managing Director & Principal Engineer

A third generation water engineer with over 30 years professional experience in water, wastewater and sewage engineering, chemistry, management and quality control, David is a sought-after industry expert.

Regularly called on as an expert witness and to solve environmental problems others have deemed too difficult, David has worked in Australia and the South Pacific’s most isolated, pristine and sensitive environments. He is proud to claim Simmonds & Bristow’s position as the regional and remote water specialist.

Xin Zhang

Senior Executive Assistant & Office Manager

Xin joined Simmonds & Bristow in mid-2008 joining the Training Service department. Her responsibilities and strengths lie with organising all our student enrolments. Xin worked in the tertiary education industry for over 4 years before moving to Australia in 2006. She then moved to working in the Vocational Education & Training industry in Australia. She has a sound knowledge of AQTF (Australian Quality Training Framework), AVETMISS (Australian Vocational Education & Training Management Information Statistical Standard) and VET (Vocational Education & Training). Her expertise helps keep us as a best practice Registered Training Organisation (RTO).

Liz Millan

Training Services Manager & Chief Trainer

Liz joined S&B in 2009 bringing extensive experience in water and waste water operations and laboratory management. She is passionate about passing on her knowledge, skills, tips and tricks collected over her 30 year career. Liz specialises in tertiary training delivery of Cert IV and higher qualifications in Water Operations. She is passionate about passing on her knowledge, skills, tips and tricks collected over her 30 year career. Liz specialises in tertiary training delivery of Cert IV and higher qualifications in Water Operations.

Gary Green

Operations & Maintenance Manager

Gary is a highly motivated professional with proven skills in Water and Sewer asset operation, design, construction & management. He brings his 10 years of experience in water and wastewater treatment systems to Simmonds & Bristow to assist our clients with plant operations and maintenance. With a focus on the Water & Sewage sectors, Gary is successfully underpinned by his resolute commitment to excellence in safety, quality, innovation and sustainability.

He has an eye for detail and during on-site visits and regular maintenance inspections/servicing he investigates and reports his recommendations for improvement in addition to the basic service. You will find him very hands-on in attending emergency and breakdown events.

Matthew Reid

Manager of Engineering and Scientific Services

Matt is an experienced RPEQ chemical process engineer and water quality specialist with demonstrated practical experience over the water treatment project cycle. Matt has in-depth technical knowledge of drinking water quality risk and process design of conventional water treatment, desalination, and advanced water treatment processes. He brings his engineering and management experience to Simmonds & Bristow to directly supervise, support, and develop process engineers, water quality specialists, and various technicians in our company.

Matt is practically grounded and understands the challenges facing water providers looking first and foremost to meet their compliance in an operationally sustainable way, and then working toward industry best practice based on their technical, public health, operational, and business risks. He has managed construction and commissioning of conventional water treatment and desalination plants and is perfectly placed to help water providers, councils, and utilities work sensibly toward their planning, design, and operational business objectives.

Craig Hill

Business Development Manager

With over 16 years’ experience in senior business development, account and contracts management his skills span a range of industry sectors including mining/oil and gas and professional services.

His exposure and experience in facilities management has enabled him to deliver successful and profitable major resource contracts with values in excess of $50 million per annum. He has travelled to over 160 mine sites across Australia and work with many major miners, construction houses, traditional owners and contractors, giving him an understanding of the processes and requirements of all stakeholders.

In particular, he is passionate about delivering positive outcomes for the traditional owner groups of the lands on which major projects are situated.

Consultants: Engineers and Scientists

Terrence Allen

Senior Process Engineer

One of the team since 2005, Terry works on all types of water, wastewater and sewage treatment plant designs and systems. He has a deep understanding of the needs of communities and operators where operational and maintenance self-sufficiency is essential. Terry has been the site based commissioning engineer on numerous plants across FNQ and Torres Strait. Terry is an active NATA accredited signatory for ASCE Standard Oxygen Transfer Rate (SOTR) testing.

His process knowledge includes many varieties of activated sludge-based systems such as oxidation ditches, package intermittent aeration systems, sequencing batch reactors, modified Ludzak-Ettinger, plus various other systems such as trickling filters, rotating biological contactors, counter-current aeration towers, membrane treatment systems (Ultra Filtration, Micro Filtration, Reverse Osmosis), chemical dosing systems including disinfection for STP processes, flocculation and coagulation for precipitation of turbidity, iron, etc., for water treatment processes.

Linda Nyamaswe

Environmental Engineer

Linda joined Simmonds & Bristow in early 2018 as part of our Engineering and Scientific Services team. Having recently completed her Master of Environmental Engineering and Pollution Control, Linda is bringing her expertise to the table to support many different S&B clients across our portfolio.

With a Bachelor of Engineering in Environmental Engineering already under her belt, Linda brings a fresh perspective to the team. Linda has gathered direct industry experience through work as a laboratory technician, a process engineer and a metallurgical technician.

Among her other projects, Linda is currently investigating water movement in soils on slopes under varying ground cover.

Fiona Milnes

Environmental Scientist

Fiona joined Simmonds & Bristow in 2016 as an Environmental Scientist.

Fiona has experience in compliance, training, quality control, sampling,
reviewing & validating technical data, internal auditing and strategic planning through many years of experience in the Environmental industry.

Fiona brings her many years of experience in the Environmental industry, along with her attention to detail and determination for continuous improvement, with a passion for building a better and more sustainable business outcome for clients. Fiona delivers a range of services to our clients.

Water Operations Trainers

Dr. Travis Robinson

Senior Trainer

Travis has been working as an Environmental Scientist for the past 15 years, and as a Senior Trainer since 2015. He has been responsible for the preparation and delivery of environmental training programs for water industry and treatment operations teams, for a range of different learner levels. He has also provided aircraft types training during his time in the Royal Australian Navy. He is currently involved in the creation of new and improved learner resources for our whole training team to use.

Travis has hands on expertise in both preparing and supporting clients to prepare and implement appropriate Drinking Water Quality Management Plans and Recycled Water Management Plans. Irrigation Management is another topic dear to his heart.

Travis has extensive understanding in environmental and scientific assessment and management. His scope includes; Contamination: modelling, assessment and remediation, Soil assessment and Analysis, Geomorphological Assessment, Soil and Water Assessment and Management plans, Land Zone Assessment, Surface and Groundwater Quality Analyses and Environmental Auditing.

Kimberley Kerby

Water Operations Trainer

She brings high energy and vast experience to the training department and whenever she gets in front of learners either face to face or virtually she transfers her experiences coupled with the academic and practical methods to her learners.

Kim is renowned for maintaining the highest level of accountability for Compliance, HSE & QA obligations throughout her 14+ years as a Water Operations Trainer, licenced plumber, Site Supervisor and multi-site Project Manager within the Water and Wastewater industry. The primary responsibility of Kim is to develop, prepare, deliver, assess and evaluate Water Industry Qualifications whilst ensuring that contractual and compliance requirements for the delivery of programs are met in accordance with the Australian Qualification Training Framework.

All things network is where her passion is. But you will also find that Kim has a passion for Backflow Prevention Devices and Thermostatic Mixing Valves. Kim previously worked as a Trainer & Assessor with the Services Trades College of Australia. She completed the mapping of courses and training material for compliance, including auditing the entire Plumbing Apprenticeship (Certificate III) training modules to maintain compliance with federal training requirements and changes to Australian Standards.

Plant Operators

Felipe Marques Da Silva

Plant Operator

Felipe joined Simmonds & Bristow in 2019. With nine years of experience in the environmental industry abroad, he is passionate and committed about caring for the environment and ensuring the client company he works for is fully compliant with current environmental legislation in relation to quality of water, air and waste management.

Felipe holds the following qualifications:

  • Environmental Management Degree
  • Environmental Technician

Stephen Walters

Plant Operator

Steve has been involved in the wastewater industry for 22 years. In this time, he has performed several roles, including 12 years as the Operations Supervisor of the Loganholme sewage treatment plant. As an experienced Treatment Operations Supervisor, Stephen brings a comprehensive set of skills that are valuable to Simmonds & Bristow. In his supervisory role, he honed his abilities in people management and this has provided a firm foundation for his plant operator role. His leadership, people-centric nature, and compassion have afforded him excellent communication skills. He contributes his talents and proficiency in customer service toward the O&M team efforts.

We are the integrated water specialists helping you make good clean water from catchment to cup and back again.