Posted 01 August, 2026
Systems Optimisation Engineer
M Group
London, ENG, GB
Full Time
Job Description
About The Role\n
\nRight across infrastructure, theres a requirement to not only maintain, but also renew and reimagine. Whatever stage youre at in your career, with us youll have an opportunity to grow and develop. Delivering essential infrastructure services for life, while being safety first, and client and customer centric in a friendly, fun and respectful environment where you are encouraged to thrive.\n
\nWhere will you be working?\n
\nWe help our clients safeguard the water supply, improve environmental performance and manage demand for future generations. We enhance and extend asset life, ensuring compliance with water quality and environmental standards. Were problem solvers with over 140 years of combined experience in engineering and infrastructure.\n
\nThis role will be within our water and wastewater capital project delivery team. Our teams deliver large-scale capital programmes aimed at keeping water infrastructure resilient for the long-term while protecting the environment.\n
What will you be doing?\n
\nWere looking for a Systems Optimisation Engineer to join our Thames Water Lot 3 contract, supporting our Network Operations Team across London and the Thames Valley.\n
\nIn this role, youll be at the heart of solving pressure-related challengesinvestigating low-pressure issues, customer complaints and critical alarms, then developing smart, data-led solutions to keep our network performing at its best.\n
\nYoull monitor DMA and DM availability, support technical fixes, and create robust risk assessments for activities impacting the clean water network. From pressure-managed areas to asset operations and outage planning, youll ensure all work aligns with Thames Waters Asset Management Procedures.\n
\nYoull also dig into long-term network behaviourshead loss, low flows, supply resilience and water quality trendsusing operational data to spot issues, improve system integrity and update hydraulic schematics that guide future decisions.\n
What youll bring\n
We offer a range of benefits designed to support your life in and out of work, some of which include;\n
\nWe want to be an employer of choice and a great place to work, attracting diverse and talented people, who join us and make a difference. Were one of the Top 100 UK companies actively supporting and recruiting veterans. Our ENABLE inclusion networks bring together people who have a shared passion, to help create an environment where everyone belongs.\n
\nOur values help to shape our culture and how we work with one another. We recruit with these values in mind, to ensure your aspirations, and ways of working, align with ours.\n
\nIts an exceptional time to be a part of M Group.\n
Please note: Occasionally, job adverts might be closed before the stated closing date. Do apply as soon as possible to ensure your application is considered.\n
\nFor certain roles, successful candidates will be subject to 3rd party background checks as part of the hiring process. Some roles require drug and alcohol testing as part of induction and onboarding.\n
\n#MGroupW #LI-LK1\n
\n
\nRight across infrastructure, theres a requirement to not only maintain, but also renew and reimagine. Whatever stage youre at in your career, with us youll have an opportunity to grow and develop. Delivering essential infrastructure services for life, while being safety first, and client and customer centric in a friendly, fun and respectful environment where you are encouraged to thrive.\n
\nWhere will you be working?\n
\nWe help our clients safeguard the water supply, improve environmental performance and manage demand for future generations. We enhance and extend asset life, ensuring compliance with water quality and environmental standards. Were problem solvers with over 140 years of combined experience in engineering and infrastructure.\n
\nThis role will be within our water and wastewater capital project delivery team. Our teams deliver large-scale capital programmes aimed at keeping water infrastructure resilient for the long-term while protecting the environment.\n
What will you be doing?\n
\nWere looking for a Systems Optimisation Engineer to join our Thames Water Lot 3 contract, supporting our Network Operations Team across London and the Thames Valley.\n
\nIn this role, youll be at the heart of solving pressure-related challengesinvestigating low-pressure issues, customer complaints and critical alarms, then developing smart, data-led solutions to keep our network performing at its best.\n
\nYoull monitor DMA and DM availability, support technical fixes, and create robust risk assessments for activities impacting the clean water network. From pressure-managed areas to asset operations and outage planning, youll ensure all work aligns with Thames Waters Asset Management Procedures.\n
\nYoull also dig into long-term network behaviourshead loss, low flows, supply resilience and water quality trendsusing operational data to spot issues, improve system integrity and update hydraulic schematics that guide future decisions.\n
What youll bring\n
- \n
- Proven experience and track record of network operations and a knowledge of key activities such as valve operations, mains flushing and issuing/compliance with permits to work \n
- Have a clear understanding of the Permit to Work system \n
- Have previous knowledge and experience with GIS mapping software and hydraulic modelling. This is preferred, but not mandatory \n
We offer a range of benefits designed to support your life in and out of work, some of which include;\n
- \n
- Contributory pension scheme \n
- Online GP service, 24 hours a day, 365 days a year \n
- Employee assistance programme \n
- My Rewards portal, access to 1000s of retail discounts \n
- Life assurance \n
- Cycle to work, salary finance and give as you earn schemes \n
- Enhanced maternity, paternity leave and adoption leave \n
- Reward and recognition scheme \n
- Recommend a friend get rewarded for introducing people to us! \n
- \n
- Private health care single cover \n
- Health Care Cash Plan, giving you the ability to claim back medical expenses for things like dental, eyecare and physiotherapy and much more! \n
- 25 days annual leave plus bank holidays \n
- Discretionary bonus scheme \n
\nWe want to be an employer of choice and a great place to work, attracting diverse and talented people, who join us and make a difference. Were one of the Top 100 UK companies actively supporting and recruiting veterans. Our ENABLE inclusion networks bring together people who have a shared passion, to help create an environment where everyone belongs.\n
\nOur values help to shape our culture and how we work with one another. We recruit with these values in mind, to ensure your aspirations, and ways of working, align with ours.\n
- \n
- Were responsible and go further for our people, clients, communities and the planet \n
- Were open and seek new and better ways of exceeding expectations \n
- Were together and as one team; the whole is greater than the sum of the parts \n
- Were ambitious and embrace opportunity, to lead essential infrastructure services for life \n
\nIts an exceptional time to be a part of M Group.\n
Please note: Occasionally, job adverts might be closed before the stated closing date. Do apply as soon as possible to ensure your application is considered.\n
\nFor certain roles, successful candidates will be subject to 3rd party background checks as part of the hiring process. Some roles require drug and alcohol testing as part of induction and onboarding.\n
\n#MGroupW #LI-LK1\n
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