Date:
24 Jun 2026
Company:
DWR Cymru Cyfyngedig Welsh Water Plc
City:
Cardiff
Address:
Cardiff, Wales, GB, CF3 0LT
Job Requisition Number
8827
Work Type
Permanent
Job Function
IT
Salary Range
£52,793.00 -£62,032.00
Base
South East Hub
Closing date
Tuesday 7th July at 23:59
Good to know
We are looking for curious and driven team-players, if you don't meet all of the criteria below this doesn't mean you wouldn't be a great fit. Please reach out to
[email protected] if you have questions.
Hybrid working - Approximately 2 day a week in the office.
Standby cover preferred for role after probation period completed, this is compensated.
Applications will be reviewed on a rolling basis so please complete application as soon as possible as we may close the job advert early.
What you’ll be responsible for
Monitoring and analysing the security tooling (such as the SIEM, AV, EDR, Firewalls etc.) for suspicious activity. The team is threat-led and when there are no alarm/events to be investigated the team performs threat hunting, looking for previously undetected threats.
Responsibilities:
Continually monitor the organisations security systems and related infrastructure for signs of compromise
Proactively make use of available toolsets to hunt for issues using threat intelligence relevant to the organisation
Coordinate activities with the managed security services provider
Work with the broader Security Operations teams to investigate, contain and remediate cyber security incidents.
Assess new threats to the business, seeking to optimise existing technology to better counter the issues identified
Communicate to stakeholders around the business and provide timely updates during an investigation.
Ensure all security events are investigated and documented to completion.
Analyse and offer improvements against use cases and playbooks.
Work with Security Engineering to enhance monitoring and response use cases
Participate in and help coordinate training scenarios to exercise processes, tools and staff across the wider security team.
Stay up-to-date on the changing threat landscape.
Undertaking any other requirements as outlined by the line manager
About you
Diploma or Degree in a technical discipline such as: Computer Science, Engineering, Data analytics, Networking, or Information Security
Experience in any of the following: Cyber security; IT operations / engineering; Security incident management
Experience of understanding of the Cyber Kill Chain, MITRE ATT&CK and other information security defence and intelligence frameworks
Demonstrated experience in cloud-based infrastructure including Microsoft Azure; Office 365; Amazon AWS
Understanding of enterprise grade technical security controls and defence in depth
Experience of working within a regulated environment is highly beneficial
Demonstrated experience in stakeholder management both internal and external
Enthusiastic about putting our customers first every day
Knowledge of at least one cloud platform such as Microsoft Azure or Amazon AWS
Knowledge of programming or scripting language such as Python
Proficient with the use of a SIEM tool
Strong understanding of the Cyber Kill Chain, MITRE ATT&C
Benefits
As well as a market competitive salary, 34 days annual leave (pro rata, including public holidays), we offer a range of employee benefits and rewards including:
Variable pay schemes (your salary will always stay the same, but depending on the performance of the company you could receive a yearly bonus)
Enhanced employer pension contributions – Up to 11% employer contributions
Enhanced family friendly policies
Progression opportunities, including the ability to apply for funded training and coaching and mentoring programmes
Reduction on gym memberships and high street shopping
Cycle to work scheme
Car-leasing scheme
Health CashBack scheme
An employee assistance programme for employees and their immediate family
Whilst also working for a not-for profit company that truly cares about earning the trust of customers everyday, and about looking after our beautiful environment.
Who we are
Dŵr Cymru Welsh Water keep 3 million people healthy each day with safe, reliable water, and take away wastewater to clean, before returning it safely to our beautiful rivers and seas.
To be able to deliver high quality, essential services which help to protect the health of our customers, colleagues and our environment, we need the right people to deliver on our vision. This is achieved by living our core values and demonstrating the core behaviours that underpin them. The security of our people, assets and information is key to us, so we are looking for people who understand and comply with the company’s required security objectives.
We know that the most successful teams are the most diverse teams. Equality, diversity and inclusion provide the very foundation to our culture at Welsh Water. We want every individual to feel confident, proud and able to bring their whole selves to work.
To ensure an improved representation in our workforce, applications are particularly welcome from minority groups including Black, Asian and Minority Ethnic people, Females, LGBT+, Non-binary and people with disabilities. Together we continue to build a workplace that not only celebrates the diverse voices of our colleagues but also represents each customer we serve.
In essence, ours is a company based on trust, openness, respect, commitment and honesty. A company that our colleagues are proud to work for.
Dŵr Cymru Cyf, a limited company registered in Wales No. 2366777. Registered office: Linea, Fortran Road, St. Mellons, Cardiff CF3 0LT
© Dŵr Cymru Cyf 2019.
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Cyber Security, Information Security, Computer Science, Engineer, Water Treatment, Security, Technology, Engineering
