Senior Infrastructure Engineer (Linux & Storage)

• be part of a team that provides 8:30am to 5pm cover.
• take part in a 24/7/365 on call rota.
• respond to and resolve incidents to meet agreed targets.
• proactively monitor system performance, taking preventative or corrective action where required, ensuring Change Management procedures are always adhered to.
• provide root cause analysis to problems and propose/implement appropriate corrective actions.
• take a proactive role in the project to migrate on-premise services to cloud.
• participate in configuration design and upgrade pathways for the existing infrastructure.
• configure and install solutions to meet the business needs, ensuring agreed standards and the Companies House Change Management process is adhered to.
• decommission redundant systems/hardware.
• document existing and future systems/processes.
• ensure the CMDB is kept up to date.

You can read more about a career in Digital and Data within the Civil Service in the Government Digital and Data Candidate Information Pack., In line with Government guidance, successfully appointed candidates will need to provide documents for our Right to Work checks.

From June 2026, applicants who are successful at interview will be, as part of pre-employment screening, subject to a check on the Internal Fraud Database (IFD). Your personal details (name, National Insurance number, and date of birth) will be checked against the Civil Service Resourcing Extract IFD.

This check will provide information about employees who have been dismissed for fraud or dishonesty offences. This check also applies to employees who resign or otherwise leave before being dismissed for fraud or dishonesty had their employment continued.

If your details appear on this database, you will not be offered employment unless you can demonstrate exceptional circumstances. Companies House, acting on behalf of the vacancy holder, will inform you if your application is refused for this reason.

Please note: You are not eligible to apply for a role within the Civil Service if the application is made within a 5 year period following a dismissal for carrying out internal fraud against government. Feedback will only be provided if you attend an interview or assessment.

Security

Successful candidates must undergo a criminal record check. Successful candidates must meet the security requirements before they can be appointed. The level of security needed is security check .

See our vetting charter . People working with government assets must complete baseline personnel security standard (opens in new window) checks., * UK nationals

• nationals of the Republic of Ireland
• nationals of Commonwealth countries who have the right to work in the UK
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities with settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities who have made a valid application for settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• individuals with limited leave to remain or indefinite leave to remain who were eligible to apply for EUSS on or before 31 December 2020
• Turkish nationals, and certain family members of Turkish nationals, who have accrued the right to work in the Civil Service

• Do you have experience with Linux and Storage Infrastructure?
• Do you enjoy keeping up to date with the innovations in Cloud Computing and Automation technologies?
• Are you looking for a new challenge and an opportunity to develop your skills further?, * experience of working with cloud computing technologies, specifically AWS.
• experience of working with automation technologies such as Terraform, Ansible & Concourse.
• experience of Linux administration, including virtualisation.
• knowledge of SAN technologies, including NetApp CVO/FSx.
• the ability to work as a member of a technical team who actively shares knowledge to help ensure all team members develop their skills and are kept up to date with any technical changes that could impact the team.
• excellent problem-solving skills and the ability to work well under pressure and prioritise work effectively.
• ability to work remotely from other team members and still be able to communicate effectively using the appropriate communication channel (telephone, Slack, email etc.) to resolve technical issues in a timely manner.
• ability to communicate effectively with technical and non-technical staff at all levels of the organization with excellent communication skills (both written and oral).
• ability to engage effectively with 3rd party support/vendors to resolve technical issues where necessary., * Changing and Improving
• Making Effective Decisions
• Working Together
• Delivering at Pace

Technical skills

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

• Cloud Technologies
• Automation (specifically Terraform)
• Linux Administration, This vacancy is using Success Profiles , and will assess your Behaviours, Experience and Technical skills., * experience of working with cloud computing technologies, specifically AWS.
• experience of working with automation technologies such as Terraform, Ansible & Concourse.
• experience of Linux administration, including virtualisation.
• knowledge of SAN technologies, including NetApp CVO/FSx.
• the ability to work as a member of a technical team who actively shares knowledge to help ensure all team members develop their skills and are kept up to date with any technical changes that could impact the team.
• excellent problem-solving skills and the ability to work well under pressure and prioritise work effectively.

We'd encourage you to use the full word count, and to give us clear examples and evidence of the different elements of the essential minimum criteria.

We’re committed to being diverse and inclusive, so please make your application anonymous by removing all identifying personal information (such as your name and age) from your personal statement.

Please note: In the case of a large number of applications, before conducting a full sift as described above, the panel may conduct a pre-sift assessing all applications against the following Experience criteria:

• experience of working with cloud computing technologies, specifically AWS.
• experience of working with automation technologies such as Terraform, Ansible & Concourse.
• experience of Linux administration, including virtualisation.
• knowledge of SAN technologies, including NetApp CVO/FSx.

£41,509 - £52,509 Base salary is £41,509 per year with an additional DDaT allowance of £4,350 - £11,000 available. The final salary and allowance awarded will be based on an assessment of your skills and experience as demonstrated at interview. All our roles come with an excellent benefits’ package, including the generous Civil Service Pension Scheme. Further salary increases depend entirely upon the outcome of our annual pay negotiation with central government. If you are a current Civil Servant transferring to us, your salary will be discussed in line with our pay policies. A Civil Service Pension with an employer contribution of 28.97% GBP, 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.

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., Weekdays

£47.32

£23.66

Weekends & BH

£94.64

£47.32

The flat rate on-call allowance payment assumes up to 30 minutes spent in resolving incidents in a 24-hour period. Any incident (or cumulative incidents) that require longer than 30 minutes resolving would attract standard overtime rates. If attendance on site is necessary, then a minimum of 3 hours’ overtime would be payable.

In addition, during weekend on-call you will be able to claim additional overtime when responding to an alert/call as set out below:

Time Spent Working on an alert/call

Weekend On-call and Overtime

30 mins or less

No Overtime claimed

More than 30 mins

Time worked (minimum of 3 hours) at weekend overtime rate (currently time and quarter), Companies House uses a blended interview technique, allowing us to find out more about you. We use the Success Profile framework and at interview we will use Success Profiles assessing the Behaviours and Technical skills listed in the advert.

Successful candidates from the sift stage will be invited to a virtual interview, which will be conducted using Microsoft Teams.

The lead criteria to distinguish between tied candidates will be the Technical skill: Automation (specifically Terraform).

A reserve list may be held for up to 12 months from which further appointments may be made for the same or similar roles.

All offers will be made in merit order.

Our recruitment process is underpinned by the principle of recruitment based on fair and open competition with decisions made on the basis of merit, as outlined in the Civil Service Commissioners’ Recruitment Principles.

We are looking for an experienced Senior Infrastructure Engineer to support and develop our existing Linux and Storage infrastructure. The Linux and Storage team performs a key role in the IT Services area of Companies House. The team supports the infrastructure that runs both front end services and back-end databases that underpin the core business functions of Companies House i.e. company registration, dissolution, and the storage of company information, as required under the Companies Act. Watch this video to find out more about working in Digital at Companies House Companies House offers a flexible and welcoming culture that promotes a healthy work life balance as well as a proactive approach to wellbeing that allows us to be our best at work. We recognise that people are the key to our success so offer a fantastic benefits package including flexible working with no core hours, 30 days annual leave, 8 bank holidays and 1 privilege day as well as enrolment into the Civil Service Pension scheme with a contribution rate averaging 28%. Find out more about what a great place Companies House is to work Please note: * Companies House cannot offer Visa sponsorship to candidates through this campaign., 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. We celebrate diversity... As an equal opportunity employer, we celebrate diversity, being committed to ensuring we’re representative of the citizens we serve and creating an inclusive environment. Everyone in Companies House brings something different, and so will you. To fulfil our commitment to recruiting and attracting diverse talent we welcome applications from underrepresented groups. We also welcome applications from Welsh speakers. We are proud to be a disability confident leader. Our recruitment process is fully inclusive and we can make adjustments as needed through our process. These could include having an interview buddy, extra time at interviews/assessments and receiving interview questions in advance, to name a few.