Senior Infrastructure Engineer

It’s a very exciting time for the Rosa Service Organisation (RSO). As a unique organisation within Government, we continue to grow and develop. Our people are the single most important element to our success and creating a development offer that encourages and supports career development and progression is critical.

This is a fantastic opportunity to be a part of a growing team in a modern and flexible working environment. This is a varied and exciting role for an experienced, intelligent and enthusiastic individual looking to drive forward the design and delivery of secure capabilities that will transform the Rosa Service.

In this role you will be responsible for:

• Design, implement, and maintain enterprise-grade infrastructure solutions across on-premises and cloud environments.
• Manage and support core Windows Server infrastructure, including Active Directory (AD), ADFS, DNS, DHCP, and Group Policy.
• Oversee backup and recovery strategies, ensuring data integrity and business continuity.
• Monitor system performance, troubleshoot issues, and implement improvements to optimize reliability and scalability.
• Collaborate with cross-functional teams to support application deployments and infrastructure automation.
• Maintain documentation of systems, configurations, and procedures using tools like Confluence.
• Ensure compliance with security policies and industry best practices.
• Mentor junior engineers and contribute to the continuous improvement of infrastructure standards and processes., A Personal Statement of 750 words explaining how you consider your skills, qualities and experience to evidence your suitability for the role, focusing on the essential skills in the job profile.

These responses along with behaviours and technical skills will be explored further during the interview process for shortlisted candidates.

Step 3.

Additional Eligibility Questions. Answers to these questions will determine if you are eligible to apply.

Applications will be sifted anonymously so please remove any biographical data that would identify you.

As part of the online application process, you will be asked several diversity-related questions. If you do not wish to provide a declaration on any of the characteristics, you will have the option to select ‘prefer not to say’. The information you provide when submitting your application will help us monitor the Civil Service commitment to diversity and inclusion. You can refer to the Civil Service Diversity and Inclusion Strategy for more information.

You will receive an acknowledgment of your application through the online process.

Step 4.

For the interview, an assessment tool will be used in addition to the behaviours and technical skills listed. You will be given details of this prior to interview to prepare.

The technical skills will align to the following framework: Infrastructure engineer - Government Digital and Data Profession Capability Framework

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 developed vetting .

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

Do you have experience in vSphere?, * Strong experience with Windows Server administration (2016/2019/2025).

• Deep knowledge of Active Directory, ADFS, and Group Policy.
• Proficiency in backup and recovery solutions
• Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP).
• Experience with PowerShell scripting for automation and system management.
• Familiarity with monitoring tools .
• Excellent problem-solving skills and ability to work independently or as part of a team.

Desirable

• Experience with Public Key Infrastructure (PKI) and certificate management.
• Knowledge of VMware vSphere and virtual infrastructure management.
• Exposure to cloud platforms, particularly AWS .
• Understanding of Agile methodologies and experience working in Agile teams.
• Familiarity with Jira and Confluence for task tracking and documentation., * Changing and Improving
• Seeing the Big Picture
• Delivering at Pace

Technical skills

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

• IT Infrastructure
• Troubleshooting and Problem resolution
• Technical Understanding

Pulled from the full job description

• Pay rise
• Annual leave
• Company pension, £46,000 The salary for this role at SEO starts at £46,000 per annum.

This role will attract a Specialist Allowance (non-contractual, non-consolidated and non-pensionable) based on the candidate’s demonstrated skills, competence and experience at interview. This allowance will be subject to regular review. The role also includes excellent benefits and opportunities for professional development.

Existing Civil Servants For existing Civil Servants, usual FCDO rules for starting pay on level transfer will apply. The candidate’s current salary will be transferred to FCDO payroll, subject to the FCDO grade maximum. Any amount above the FCDO grade maximum will be retained on a mark time basis and eroded by future salary increases. No existing allowances will be honoured by the FCDO. For candidates applying on promotion, salary will be set at either a 10% increase on existing salary, or the higher grade pay band minimum, whichever is greater. A Civil Service Pension with an employer contribution of 28.97% GBP, Alongside your salary of £46,000, Foreign, Commonwealth & Development Office contributes £13,326 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides.

• We understand that people are at the heart of our success. We promote and encourage all our staff to follow continued professional development, offering our staff access to a range of learning and development opportunities
• A culture encouraging inclusion and diversity
• A Civil Service Pension with an average employer contribution of 28.97%
• Working patterns to support work/life balance such as job sharing, term-time working, flexi-time and compressed hours.
• Work that directly enables UK national security
• The satisfaction of keeping critical infrastructure running for users who depend on it
• The pride of supporting the most sensitive work government does—and knowing it depends on you
• 25 days annual leave (rising to 30), Civil Service pension, genuine flexibility

Right now, within government departments and secure facilities around the world, people are making decisions that protect the UK's interests. They're sharing sensitive intelligence, coordinating responses to emerging threats, and collaborating on work that is imperative to UK interests. They can do this because of Rosa. Our work is the foundation for what comes next. The government has committed to a programme that will upgrade Rosa to a modern cloud-first platform. But transformation doesn't happen in a vacuum - it happens because the current service is trusted, reliable, and run by people who understand what government actually needs. We need your help to deliver Rosa brilliantly today. This is how we earn the right to deliver the next generation capability for working at SECRET. Every improvement we make, every incident we resolve, every user we support builds the credibility and capability that makes transformation possible.