Senior Infrastructure Engineer (Database)

Job summary

We have an exciting opportunity for an experienced Senior Infrastructure Engineer (Database) to join our Infrastructure Engineering team. You'll play a key role in delivering, supporting, and evolving our database platforms, with a particular focus on Oracle and MongoDB technologies.

Working across cloud-based and modern database environments, including Oracle on AWS, MongoDB Atlas, PostgreSQL, and automation tools, you'll help ensure our services remain secure, resilient, and highly available. You'll be involved in database administration, performance optimisation, security, backup and recovery, monitoring, and supporting major technology and business change initiatives.

This is an excellent opportunity to work in a forward-thinking organisation that embraces cloud technologies, automation, and continuous improvement, while helping shape the future direction of our database services.

Watch this video to find out more about working in Digital at Companies House

Why choose Companies House?

At Companies House we take a proactive approach to wellbeing by promoting a welcoming culture, healthy work life balance and supporting colleagues to be their best in work because we know people are the key to our success.

Our benefits include:

• Flexible working with no core hours (6am – 8pm flexible options)
• 30 days annual leave
• 8 bank holidays and 1 privilege day
• Enrolment into Civil Service Pension scheme average 28.97%
• On-site working available for peer led-learning enhancing professional experience and career progression

Find out more about what a great place Companies House is to work

lease note:

• Companies House cannot offer Visa sponsorship to candidates through this campaign.
• Security Clearance is an essential requirement for this campaign. You'll need to have been in the UK for at least 3 out of the last 5 years to be eligible to apply.
• On-call duties form part of this role and will be undertaken on a rota basis once you are fully trained and and have met competency expectations.

Job description

We are looking for an experienced Senior Infrastructure Engineer to join the Database Support team. Working in an agile environment, this team supports Oracle and MongoDB database instances that underpin the core business functions of Companies House.

As a Senior Infrastructure Engineer (Database) you will be:

• Defining, building, bringing into service, operating, supporting, continually improving new and existing database technologies, to serve a variety of user needs.
• Managing database configuration, maintain system access and security, leading database upgrades and ensuring latest patches are applied.
• Managing service availability, by proactively monitoring capacity along with performance tuning using Oracle OEM to identify issues before they occur.
• Managing incidents, requests, changes and problems, providing resolutions including root cause analysis.
• Maximise the use of tools and technologies and drive continuous improvement to deliver operational excellence.

We are looking for an experienced Senior Infrastructure Engineer, who meets the technical specifications outlined here: Infrastructure engineer - Government Digital and Data Profession Capability Framework

You can read more about a career in Digital and Data within the Civil Service in the Government Digital and Data Candidate Information Pack.

On-call opportunities:

Due to the nature of this role, there will occasionally be a requirement to work overtime during weekdays and weekends. You will also be expected to participate in an on-call rota, providing essential cover to ensure services remain operational 24 hours a day, 365 days a year, including Bank Holidays.

Participation in the on-call rota will only be required once you have demonstrated the necessary skills, knowledge, and competence to undertake on-call duties confidently.

Additional payments are available for both on-call duties and approved overtime, paid in addition to your annual salary.

Person specification

We're looking for the following skills and experience that will be assessed throughout the selection process.

The successful candidate will have:

• Strong experience administering and supporting Oracle Database 19c environments, including performance monitoring, backup and recovery, routine maintenance, upgrades, and operational troubleshooting.
• Experience working with Oracle Active Data Guard, ensuring high availability, disaster recovery readiness, and replication monitoring.
• Good working knowledge of AWS Cloud services, with experience supporting database and infrastructure workloads in cloud-based environments.
• Familiarity with MongoDB Atlas, including deployment support, monitoring, and operational management activities.
• Familiarity with configuration management and automation tools such as Ansible to support deployment and operational activities.
• Experience managing database storage using Oracle ASM (Automatic Storage Management) and supporting enterprise database infrastructure.
• Proficiency in Unix/Linux administration, particularly shell scripting for automation, monitoring, and operational support tasks.
• Experience working with continuous integration and continuous delivery (CI/CD) pipelines, including tools such as Concourse or similar platforms.

Behaviours

We'll assess you against these behaviours during the selection process:

• Changing and Improving
• Working Together
• Managing a Quality Service
• Delivering at Pace

Technical skills

We'll assess you against these technical skills during the selection process:

• Oracle 19c Database Administration, High Availability and Disaster Recovery
• Oracle 19c Database Operations, Monitoring and Troubleshooting
• AWS Cloud Database Platform, Services and Configuration Management
• Platform Engineering and Continuous Delivery Practices (Ansible)

Benefits

Alongside your salary of £41,509, Companies House contributes £12,025 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides (opens in a new window).

We believe that our success is driven by the well-being and satisfaction of our team members at all levels of the organisation. At Companies House we’re committed to providing a comprehensive benefits package that goes beyond the ordinary, ensuring your career journey with us is not only fulfilling, but also rewarding. We pride ourselves on offering a quality work-life balance with our employee wellbeing being central to our working practices.

Head to Our benefits - Working for us - Recruitment (companieshouse.gov.uk) to find out more about the fantastic benefits package we have at Companies House.