Senior Infrastructure Engineer – Network DevOps

Location: National*

Closing Date: 22nd April 2026

Interviews: w/c 5th May 2026

Vacancy Number : 16506

Grade: G7

Salary: London - £63,343- £73,875: which may include an allowance up to £10,532: National - £58,511 - £69,150: which may include an allowance up to £10,639

Working pattern: Full-time, part-time, flexible working

Contract Type: Permanent

*We offer a hybrid working model, allowing for a balance between remote work and time spent in your local office. Office locations can be found ON THIS MAP

The Role

We’re recruiting for a Senior Infrastructure Engineer – Network DevOps here at, Justice Digital, Data and Science to be part of our warm and collaborative Digital Infrastructure and Security Operations (DISO), team.

This role aligns against Senior Infrastructure Engineer from the Government Digital and Data Framework

DISO is part of Technology Services in Justice Digital, Data and Science, a modern and diverse workplace that promotes a healthy work-life balance and flexible working options.

The DISO service areas are:

• WAN – ownership of our Wide Area Network and Gateway services both internally & externally provided.
• LAN – ownership of our wired & Wi-Fi Local Area Network services both internally & externally provided, and our Physical Infrastructure field services.
• Voice – ownership of our digital, analogue and IPT Voice & Unified Comms services.
• Video – ownership of our Video conferencing services, procedural video services including pre-recorded evidence.
• Hybrid Cloud – ownership of our Azure hosting offer, on-premises hosting, testing and monitoring and integration services
• Infrastructure Automation Team – ownership of our AWS infrastructure and automation offering.
• SecOps – responsible for safeguarding the MoJ’s critical IT services. This team continuously monitors for and investigates cyber incidents while maintaining situational awareness of potential threats and system vulnerabilities.

DISO designs, builds and supports user-centred digital and technology services for the justice system: services that make a real difference to our staff and users. Millions of people every year interact with our services, and DISO plays an important role in improving access to justice and making communication and connectivity experiences simpler and more efficient for all users.

We want to hear from people who want to make a difference by building excellent services that meet user needs and change their experience by creating a simpler, faster and better system for everyone. Our mission is to deliver a world-class justice system that works for everyone in society.

As a Senior Infrastructure Engineer at MoJ, you will work with colleagues across Technology Services and build strong relationships with Service Owners, Information Security, Customer Service Operational Teams, Delivery Managers, Product Managers and other key stakeholders. You will share knowledge of tools and techniques with the wider team and community. You will be comfortable working across multi-disciplinary teams and flexible enough to adjust, at short notice, to immediate demand.

The role will provide a dedicated support function dealing with service requests, tickets and major incidents. Occasionally you will participate in support during Out of Hours (OoH), for which you’ll be paid an allowance and further payment if dealing with incidents.

To help picture your life at Justice Digital, Data and Science please take a look at our blog.

Key Responsibilities:

• Network & Infrastructure Service Ownership

Own the technical delivery and operational management of enterprise network and cloud infrastructure services across WAN, LAN and hybrid environments, ensuring secure connectivity, high availability and alignment with departmental technology standards and roadmaps.

• Infrastructure Engineering & Automation

Drive infrastructure engineering practices across network and cloud platforms, implementing Infrastructure as Code and automated deployment pipelines to ensure consistent, scalable and supportable technology delivery.

• Technical Design & Integration

Translate architectural designs into robust network and infrastructure solutions, assuring low-level designs and coordinating integration across cloud platforms, core network services and enterprise systems.

• Security, Performance & Resilience

Embed security controls within network and cloud infrastructure, proactively manage performance, capacity and lifecycle risks, and ensure effective monitoring and operational visibility across services.

• Major Incident & Problem Resolution

Provide senior technical leadership during major incidents affecting connectivity and infrastructure services, leading technical troubleshooting, root cause analysis and long-term remediation.

• Technical Leadership & Stakeholder Engagement

Collaborate with architects, security teams, service owners and suppliers to deliver reliable infrastructure services, providing technical guidance to engineers and contributing to technology planning and service evolution within DISO.

• Continuous Improvement & Future Capability Development

Contribute to long term infrastructure and networking roadmaps, evaluating emerging technologies and driving innovation where it delivers measurable value. Champion modernisation initiatives that improve reliability, reduce technical debt and enhance developer and service user experience.

If this feels like an exciting challenge, something you are enthusiastic about, and want to join our team please read on and apply!

Benefits

• Some offices may have a subsidised onsite Gym.

Person Specification

Essential

• Strong AWS Infrastructure & Networking Expertise

Demonstrable experience designing, implementing and supporting AWS infrastructure, with deep knowledge of VPC architecture (subnets, routing tables, NAT gateways, Transit Gateway, peering, security groups, NACLs) and secure, scalable network design.

• Core Enterprise Network Services Knowledge

Proven experience configuring, managing and troubleshooting DNS, DHCP, IP Address Management (IPAM) and Network Access Control Systems (NACS) within large scale, multi-site environments.

• Infrastructure as Code (IaC) Delivery

Hands on experience using Terraform to provision and manage infrastructure across multiple environments, applying version control, modular design and automation best practices.

• Containerisation & Cloud Native Platforms

Practical experience deploying and operating containerised workloads using Docker and AWS container services such as EKS and ECS.

• Scripting & Automation Capability

Proficiency in one or more of the following languages for automation and operational tooling: Python, PowerShell, Ruby, including use within CI/CD pipelines preferably GitHub Actions.

• Monitoring, Observability & Operational Resilience

Experience implementing and supporting monitoring and alerting solutions using tools such as Grafana, Prometheus or SolarWinds to ensure service reliability, performance optimisation and proactive incident response.

• Technical Leadership & Mentoring

Experience mentoring or supporting junior engineers, providing technical guidance, coaching and quality assurance to improve capability and engineering standards within a team.

• Modern Engineering Standards

Demonstrable ability to apply modern engineering standards and best practice approaches (including DevOps principles, automation-first mindset and secure-by-design), and guide others in adopting these standards effectively.

Willingness to be assessed against the requirements for SC clearance

We welcome the unique contribution diverse applicants bring and do not discriminate based on culture, ethnicity, race, nationality or national origin, age, sex, gender identity or expression, religion or belief, disability status, sexual orientation, educational or social background or any other factor.

Our values are Purpose, Humanity Openness and Together. Find out more here about how we celebrate diversity and an inclusive culture in our workplace.

The Civil Service is committed to attract, retain and invest in talent wherever it is found. To learn more please see the Civil Service People Plan and the Civil Service D&I Strategy.

How to Apply

Candidates must submit a CV (no more than 2 pages) and Personal Statement. Your Personal Statement (no more than 750 words) should highlight your relevant experience and skills, supported by clear examples of work you have undertaken. It must address the following seven criteria, listed within the Person Specification. Please structure your response using a separate paragraph for each.

• Strong AWS Infrastructure & Networking Expertise
• Core Enterprise Network Services Knowledge
• Infrastructure as Code (IaC) Delivery
• Containerisation & Cloud Native Platforms
• Scripting & Automation Capability
• Monitoring, Observability & Operational Resilience
• Technical Leadership & Mentoring
• Modern Engineering Standards.

Application Guidance

Please access the following link for guidance on how to apply and how to complete a Personal Statement Application Guidance

In Justice Digital, Data and Science, we recruit using a combination of the Government Digital and Data Profession Capability and Success Profiles Frameworks. We will assess your Experience, Technical Skills and the following Behaviours during the assessment process:

• Leadership
• Making Effective Decisions

A diverse panel will review your application against the Person Specification above.

Successful candidates who meet the required standard will then be invited to a 1-hour panel interview held via video conference.

Should we receive a high volume of applications, a pre-sift based on

• Strong AWS Infrastructure & Networking Expertise
• Core Enterprise Network Services Knowledge
• Infrastructure as Code (IaC) Delivery
• Containerisation & Cloud Native Platforms

will be conducted before the sift.

Should you be unsuccessful in the role that you have applied for but demonstrate the capability for a role at a lower level, we reserve the right to discuss this opportunity with you and offer you the position without needing a further application.

A reserve list may be held for up to 12 months, from which further appointments may be made.

Use of Artificial Intelligence

Artificial Intelligence can be a useful tool to support your application, however, all examples and statements provided must be truthful, factually accurate and taken directly from your own experience. Where plagiarism has been identified (presenting the ideas and experiences of others, or generated by artificial intelligence, as your own) applications may be withdrawn and internal candidates may be subject to disciplinary action. Please see our candidate guidance for more information on appropriate and inappropriate use.

Terms & Conditions

Please review our Terms and Conditions which set out how we recruit and provide further information related to the role and salary arrangements.

If you have any questions, please feel free to contact digitalanddatarecruitment@justice.gov.uk