Senior Infrastructure Engineer - HMRC - SEO

Location

Birmingham Regional Centre - Arena Central
Bristol Regional Centre - 3 Glass Wharf
Cardiff Regional Centre - Ty William Morgan
East Kilbride - Queensway House
Edinburgh Regional Centre - Queen Elizabeth House
Glasgow Regional Centre - Atlantic Square
Leeds Regional Centre - Wellington Place
Manchester Regional Centre - Three New Bailey
Telford - Plaza 1 and 2
Worthing - Teville Gate House

About the job

Job summary

Discover a career in your hands at HMRC. Whether you're seeking purpose, growth, or a workplace that gives you a true sense of belonging, hear from some of our employees as they share their story about what it’s really like to work at HMRC.

Visit our YouTube channel to watch the full series and come and discover your potential.

The Senior Infrastructure Engineer is a senior technical and operational leadership role within the Tooling & Automation team. The postholder will lead and support infrastructure engineers while developing, maintaining and assuring a business-critical tooling stack used by teams across HMRC to deliver infrastructure as code and deploy services. The tooling is hosted primarily on AWS and uses EC2, containerisation and CI/CD technologies. The role combines live-service leadership, technical engineering, stakeholder management and continuous improvement, ensuring tooling services remain secure, supportable and aligned with HMRC architectural and operational standards.

Job description

Live service and operational continuity

• Lead BAU support for tooling services, ensuring incidents and changes are handled effectively within agreed service levels and HMRC standards.
• Protect live-service availability and business continuity.
• Oversee user administration, access requests and technical problem resolution.

Tooling engineering and lifecycle management

• Lead the maintenance and improvement of Nexus 3, GitLab, Bastion Services, AWX, HashiCorp Vault, Jenkins and Artifactory.
• Ensure patches, hotfixes, upgrades and lifecycle risks are identified and managed.
• Maintain AWS-hosted services, operating systems, containers, networking, automation and CI/CD capabilities.

Architecture and assurance

• Work with technical architects and Technical Strategy & Assurance colleagues to translate architectural designs into supportable tooling solutions.
• Ensure tooling aligns with HMRC strategic architectural principles, standards and roadmaps.

Delivery and knowledge management

• Deliver work through Agile practices.
• Ensure technical documentation and HMRC standards records are updated alongside delivery.
• Build resilience through structured knowledge sharing and transfer.

Technical leadership and stakeholders

• Lead and support technical engineers delivering maintenance, changes and service improvements.
• Engage product managers, service owners, architects, suppliers and other stakeholders.
• Contribute technical evidence to technology roadmaps, workforce planning, budget decisions, projects and delivery priorities.

Person specification

As Senior Infrastructure Engineer within the Tooling & Automation team, you will provide senior technical leadership and work with infrastructure engineers to develop, maintain and support business-critical tooling services in accordance with HMRC standards and strategic direction.

Your key responsibilities will include:

• Lead BAU support and maintain business continuity for tooling services, ensuring incidents and changes are managed effectively within agreed service levels and HMRC standards.
  
  
• Protect live-service availability by identifying operational risks, coordinating technical resolution and ensuring services remain secure, resilient and supportable.
  
  
• Lead the administration, maintenance and continuous improvement of the team’s tooling stack, including Nexus 3, GitLab, Bastion Services, AWX, HashiCorp Vault, Jenkins and Artifactory.
  
  
• Oversee day-to-day administration, user access requests and technical problem resolution for supported tooling services.
  
  
• Lead the maintenance of AWS-hosted infrastructure, operating systems, containers, networking, automation and CI/CD capabilities supporting the tooling estate.
  
  
• Plan and coordinate patches, hotfixes, upgrades, lifecycle remediation and service improvements, ensuring changes are controlled, documented and communicated.
  
  
• Work with technical architects and Technical Strategy & Assurance colleagues to translate architectural designs into secure, supportable tooling solutions aligned with HMRC strategic architectural principles and standards.
  
  
• Lead and support technical engineers undertaking tooling maintenance, changes, migrations and service improvements, ensuring work is delivered to the required quality and timescales.
  
  
• Deliver work through Agile practices, communicate progress at agreed ceremonies and ensure technical documentation, support procedures and HMRC standards records are updated alongside delivery.
  
  
• Develop team capability and operational resilience through coaching, knowledge sharing, technical guidance and structured knowledge transfer.
  
  
• Engage effectively with product managers, service owners, architects, delivery teams, users and third-party suppliers.
  
  
• Provide technical input into technology roadmaps, service priorities, workforce and budget planning, projects and operational decision-making.

Essential Criteria

Candidates must demonstrate substantial infrastructure engineering experience in complex live-service environments, including:

• Cloud and operating systems: practical engineering and administration experience across AWS and Linux/RHEL environments, with relevant Windows administration knowledge.
  
  
• Automation and delivery tooling: experience developing, administering or supporting CI/CD and infrastructure-automation services using technologies such as GitLab, Jenkins, AWX and Terraform.
  
  
• Containers and networking: experience of Docker containerisation and networking or proxy technologies such as Nginx or Traefik.
  
  
• Live tooling services: experience supporting secure, business-critical development or infrastructure tooling. Relevant products may include Nexus, Artifactory, HashiCorp Vault, GitLab, Jenkins, AWX and bastion services.
  
  
• Operational service management: experience managing incidents, changes, service risks and continuity in a live environment, with working knowledge of ITIL, DevOps and Agile delivery.
  
  
• Technical leadership: experience leading engineers, setting technical direction, assuring delivery and improving the resilience and supportability of services
  .
• Stakeholder and supplier management: strong communication skills and evidence of working effectively with architects, service owners, delivery teams and third-party suppliers.

Desirable Criteria

• Relevant AWS, Linux/RHEL, infrastructure-as-code, DevOps or service-management certification
• Experience modernising or migrating legacy infrastructure/tooling services
• Experience improving operational resilience, observability, security or automation
• AWS Cloud Practitioner certification
• AWS SysOps Administrator certification
• Experience managing multiple product and service improvements