Cadent Gas Ltd
Near-Mission Critical Application Infra Support Specialist
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Help support the technology that keeps critical operations moving
As a Near-Mission Critical Application & Infrastructure Technical Specialist at Cadent, you'll play a key role in supporting and evolving the technology platforms that enable critical operational and business processes. Working across our Near-Mission Critical estate, you'll help ensure applications, infrastructure and integrations remain secure, resilient, and available to support the organisation's operational needs.
This is a highly technical role where you'll act as a subject matter expert across Near-Mission Critical applications, operational technology platforms, and supporting infrastructure. You'll work closely with operational teams, delivery teams, vendors, and technology specialists to ensure services remain stable, supported, and aligned with future business requirements.
From maintaining business-critical systems and supporting application roadmaps to providing technical assurance and participating in a 24x7x365 support environment, you'll play a vital role in safeguarding services that are essential to Cadent's operations.
Why you'll love this role:
- Business-Critical Impact – Support applications and infrastructure that are essential to operational and shared service functions across Cadent.
- Technical Variety – Work across operational technology systems, middleware, SaaS applications, integrations, and supporting platforms.
- Platform Ownership – Take responsibility for the reliability, maintenance, and ongoing development of Near-Mission Critical/Operation Critical platforms.
- Security & Resilience Focus – Help ensure systems remain secure, compliant, and aligned with Safe Control of Operations (SCO) and cyber security requirements.
- Strategic Influence – Contribute to application and infrastructure roadmaps, helping shape future technology direction.
- Collaborative Environment – Work closely with architects, project teams, business stakeholders, vendors, and operational teams.
What you will bring:
You're an experienced technical specialist with strong application and infrastructure support experience, combined with a passion for delivering resilient and reliable services.
Critical Systems & Infrastructure Experience
- Experience supporting business-critical systems within a 24x7x365 operational environment.
- Strong understanding of application support, infrastructure management, and service operations.
- Experience resolving incidents, managing problems, and supporting change activity.
- Experience delivering technical input into projects, testing, and service transition activities.
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Operational Technology Knowledge
- Knowledge of Operational Technology (OT) environments.
- Experience supporting applications connected to operational systems.
- Understanding of business-critical support models and service continuity requirements.
Technical Expertise
Strong technical knowledge across a number of the following areas:
- Windows Server and Client administration
- Citrix and Active Directory technologies
- System monitoring and security monitoring
- High-availability platforms, clustering, and disaster recovery
- Backup, storage, and business continuity solutions
- Configuration and platform management
- ArcGIS and associated applications
- SQL Server and integration technologies
- Aveva PI Server and PI Vision
- SAP Solace AEM
- Aveva Gas Day Advisor
- Aveva Commercial Gas Advisor
- Aveva Reports
- Enterprise file transfer and integration solutions such as Globalscape EFT and Workato
Development & Data Skills
- Knowledge of scripting and programming languages such as.NET, Java, Visual Basic, XML, C/C++, and scripting technologies.
- Experience working with SQL, relational databases, and time-series data.
- Understanding of system integrations and middleware technologies.
Stakeholder & Leadership Skills
- Excellent communication skills and the ability to translate technical issues into business-focused language.
- Strong stakeholder management and influencing capability.
- Experience working with suppliers, project teams, and senior business stakeholders.
- Strong analytical, problem-solving, and decision-making skills.
Qualifications & Experience
- Degree in Computing or a related discipline, or equivalent experience.
- SCO certification at CP/AE level.
- Typically 5-10 years of IT experience, including second or third-line support experience within complex enterprise environments.
At Cadent, we’re thrilled to be part of the future of UK energy!
We have a clear roadmap to drive our performance to the forefront of our industry and support the UK government in achieving its net zero targets by 2050. We’re making a difference through innovation and new ways of working. Together, we’re shaping a cleaner, greener future for our 11 million customers, whom we put at the heart of everything we do.
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What’s In It for You
Here at Cadent, we recognise that our people are truly unsung heroes. Quietly confident, delivering every day - that’s why we’re committed to supporting our people to get the best out of themselves. For this role, we offer:
- Annual bonus
- Pension Scheme double matched up to a total of 18% of salary
- 25 days holiday, plus statutory days, and an option to buy more
- An extra day off each year to celebrate life’s special moments
- Career development with funded learning options
- Flexible working and strong ED&I commitments
- Generous family policies and flexible benefits
- Retail discounts, gym access, and more
We support a healthy work-life balance and are open to flexible working options.
Diversity and Inclusion
Don’t meet every requirement? No problem! If you’re excited about this opportunity but your experience doesn’t align perfectly with every qualification mentioned, we would still love for you to submit your application – you may just be the right person for this role or other opportunities at Cadent. We value diversity and are committed to being an equitable employer. Our employee communities – Women in Cadent, Pride at Work (LGBTQ+), Embrace (ethnicity and religion), Thrive! (disability), the Cadent Military Community, the Grief Awareness Community, and the Men's Engagement Network (M.E.N) – can’t wait to welcome you!
As a proud Disability Confident Leader, we guarantee to interview all disabled applicants who meet the minimum essential criteria for the vacancy. Please let us know if you require any reasonable adjustments at any stage of the recruitment process and we will ensure that support is provided.
What’s next?
To be considered for this role, please submit your application with an up-to-date CV and our Talent Acquisition team will get in touch soon. To learn more about Cadent, visit our website at Home - Cadent Gas Ltd.
Be part of something big. Help shape the future of gas for generations to come.
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