Senior Systems Administrator

To design, build and maintain ICT infrastructure solutions ensuring security and availability of systems is the highest priority. To assist in ensuring disaster recovery environments are working correctly through regular testing and are suitable., Aid the design, implementation, and management of robust ICT back-end infrastructure in collaboration with the wider ICT Infrastructure team.

This includes servers, cloud platforms, network architecture, WAN, and related systems and facilities across BUUK Group businesses.

Contribute towards the creation and maintenance of a highly secure and adaptable infrastructure linking all BUUK Group entities, optimising connectivity between head offices, regional offices, and depots.

Work with team to develop comprehensive schedules and replacement plans for future infrastructure requirements, ensuring proactive maintenance and system upgrades.

Monitor and assess server and infrastructure life cycles, ensuring timely maintenance and upgrades to uphold system efficiency.

Work with team to design, implement, and perform regular testing of Disaster Recovery plans in collaboration with Information Security and Business Continuity teams, ensuring uninterrupted business operations during crisis situations.

Ensure the establishment of robust system backup and replication procedures for all systems, aligning with defined policies and procedures.

Collaborate with Information Security, Business Continuity, and broader IT teams to incorporate business application needs into the Disaster Recovery plan.

BUUK operate a security-first approach in system architecture, ensuring the highest standards of security protocols are embedded.

Manage and maintain group-wide firewalls, antivirus systems, SIEM platforms, and Network Access Control systems, in conjunction with Information Security Team.

Ensure proactive system monitoring and effective incident resolution, partnering with the Information Security team for comprehensive root cause analysis of any security incidents.

Plan and prepare for BUUK Group expansions and changes, ensuring scalable and adaptable infrastructure aligned with established processes.

Collaborate with IT Infrastructure Manager to establish clear communication and escalation guidelines for critical issues, minimising business disruptions due to infrastructure challenges.

Contribute to the documentation and dissemination of group-wide IT policies, ensuring compliance with recognised governance frameworks.

Utilise ITSM systems for meticulous logging and tracking of all work activities and changes.

Other duties as assigned by the manager.

Do you have experience in Virtualization?, Relevant degree, technical Microsoft Certification or equivalent experience.

Experience/Knowledge

Expert knowledge of Active Directory, Federation Services, Exchange and the Microsoft Server product family within an enterprise environment.

Knowledge of the Microsoft Cloud platform, including Entra ID, Azure and the associated services.

In depth knowledge of virtualisation platforms, specifically Microsoft Hyper-V and VMware.

Knowledge of network hardware configuration and management, including routers, firewalls, TCP/IP.

Experience of Veeam Backup and Replication.

Knowledge of multifactor authentication systems.

Abilities/Skills

Effective visualisation and articulation of problems and solutions.

Excellent verbal and written communication skills.

Breaking down a complex problem and working to accepted resolution.

Excellent ability to deliver to expectation on time.

Effective in taking proactive & independent ownership of problems to solution.

Work well within a team - contributing ideas and onboarding ideas from others.

Actively support colleagues in their work.

Work with colleagues in the ICT department to improve and maintain levels of efficiency.

Desirable

Knowledge of Mimecast platform.

Experience of Microsoft DPM.

Knowledge of VPN platforms.

Experience of managing antivirus systems.

What can you expect from us

Cost of living annual pay review.

Company pension contributions up to 10% if employees contribute 5%.

33 days holiday including bank holidays with the ability to purchase an additional 2 weeks.

At BUUK Infrastructure, our vision is to be the leading utility partner to accelerate the UK towards net zero for all our customers. Our group of companies has been the major drive for change and innovation over 30 years. We provide a supportive environment that is committed to enabling our people to be the best - ensuring they feel proud to be themselves and part of BUUK Infrastructure., BUUK has an award-winning culture. We care about your wellbeing and safety as we all deserve the right to go home safe, every day. We are proud to be an equal opportunity employer, we respect each other and advocate for equity, diversity and inclusion in all we do., From the supportive culture and opportunities to grow, to the great friends and chocolate brownies, our people tell us what they love most about working at BUUK.