Mission Critical Application & Infra Support Specialist

Cadent Gas; Coventry; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Annual bonus

Pension scheme matched up to 18%

25 days holiday + ?

Extra day off each year

Job summary

Cadent is seeking a Mission Critical Application and Infrastructure Technical Specialist to support critical technology platforms underpinning control room operations and OT environments. You will be a SME for mission critical applications and work with operations, architects, vendors and security specialists to ensure systems remain stable, secure and future-ready.

Responsibilities include supporting SCADA and OT platforms, driving roadmaps and disaster recovery planning, and safeguarding

Qualifications

• Experience supporting 24x7 critical systems.
• Understanding of OT/SCADA environments.
• Technical breadth across servers, networks and apps.

Responsibilities

• Support and enhance mission critical platforms.
• Lead incident, change and problem management.
• Collaborate with vendors, security and operations teams.

Skills

SCADA support

Incident management

Operational tech

High availability

Network fundamentals

Windows Server

Active Directory

SQL & data

Security awareness

Automation scripting

Education

Degree in Computing or related

SCO CP/AE certification

5–10 years IT in enterprise

Tools

Aveva PI Server

SQL Server

SAP Solace AEM

SCADA tools

Windows & AD tooling

Geospatial apps

Job description

Job Purpose

As a Mission Critical Application and Infrastructure Technical Specialist at Cadent, you'll be responsible for supporting and enhancing the critical technology platforms that underpin our operational environments. Working across our Mission Critical estate,you'llhelp ensure the availability, reliability,securityand performance of the systems that support Cadent'scontrol room operations, operational technologyenvironmentsand business-critical services.

This is a highly technical role where you'll act as a subject matter expert for Mission Critical applications, infrastructure and connected systems. You'll work closely with operational teams, architects, delivery teams, vendors and security specialists to ensure services remain stable, secure and fit for the future.

From supporting mission-critical SCADA environments and operational technology platforms to driving platform roadmaps and disaster recovery planning, you'll play a key role in safeguarding services that operate 24 hours a day, 365 days a year.

Why you'll love this role

This role offers the opportunity to work on systems that directly support one of the UK's most important critical infrastructure environments.

Critical Infrastructure Impact - Support andmaintainthe technology that enables safe and reliable gas network operations.

Technical Variety - Work across SCADA systems, operational technology, infrastructure, middleware, integrationsand supporting applications.

Platform Ownership - Take responsibility for the health, performance, maintenance and evolution of critical platforms and services.

Security & Resilience Focus - Help ensure systems remain secure,compliantand aligned with Safe Control of Operations (SCO) and cyber security requirements.

Strategic Influence - Contribute to application, infrastructure and platform roadmaps that support future business needs.

High-Profile Environment - Engage with senior stakeholders, operational control room teams, technologyvendorsand government-facing organisations.

What you'll bring:

You're an experienced technical specialist with strong operational support experience and a passion for maintaining resilient, secure and high-availability systems.

Critical Systems & Infrastructure Experience

• Experience supporting mission-critical systems in a 24x7x365 environment
• Strong understanding of application support, infrastructure management and service operations
• Experience managing incidents, problems, changes and continual service improvement activities

Operational Technology & SCADA Knowledge

• Knowledge of operational technology environments and supporting infrastructure
• Experience working with or supporting SCADA systems
• Understanding of critical operational environments and associated technologies

Technical Expertise

• Strong technical knowledge across a number of the following areas:
• Windows Server and Client administration
• Active Directory and Citrix technologies
• System and security monitoring
• Clustering and high-availability solutions
• Disaster recovery and business continuity planning
• Storage and backup technologies
• Configuration management
• DNS and proxy services
• SQL Server and data integration technologies
• Aveva PI Server and PI Vision
• SAP Solace AEM
• ArcGIS and associated applications
• Globalscape EFT and enterprise file transfer platforms
• Schneider Electric ClearSCADA / GeoSCADA technologies

Development & Data Skills

• Knowledge of programming and scripting technologies such as .NET, Java, Visual Basic, XML or C/C++
• Understanding of SQL, relational databases and time-series data
• Experience supporting integration and middleware solutions

Stakeholder & Leadership Skills

• Excellent communication and stakeholder management skills
• Ability to translate technical issues into business-focused language
• Strong analytical and problem-solving capability
• Experience collaborating with suppliers, project teams and business stakeholders

Qualifications & Experience

• Degree in Computing or a related discipline, or equivalent experience
• SCO certification at CP/AE level
• Typically 5-10 years' IT experience, including experience in 2nd or 3rd line support roles 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.

What's In It for You

• 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.

Be part of something big. Help shape the future of gas for generations to come.