Your New CompanyYou will be joining an organisation that delivers complex hosted solutions across both private and public cloud environments. The company continues to invest in its people, its technology stack and its hosted services, with a strong commitment to developing talent and promoting clear career progression. From your first day, you will be supported by knowledgeable colleagues who are passionate about helping you grow, whether that is through building new technical capability, stepping into leadership opportunities or shaping your long-term career path.
Your New RoleThis is a permanent position, predominantly working from home with occasional team/ project meetings in Surrey - your home working location can be flexible, as long as you are able to attend meetings as needed.
We are looking for a System Administrator Team Leader who will lead a team of experienced System Administrators who are responsible for delivering secure, high-performing and compliant hosted solutions. You will oversee the administration and enhancement of services across private and public cloud platforms, ensuring availability and performance against agreed SLAs. A key part of the role will involve providing guidance, coaching and mentoring to your team while managing day-to-day activities, performance reviews and task allocation. You will play a significant role in small to medium technical projects and act as a vital link between technical teams, non-technical stakeholders and customers.
You will take ownership of infrastructure design, optimisation and maintenance while ensuring that all hosted environments operate reliably and efficiently. This includes monitoring performance, implementing disaster recovery and failover strategies, maintaining robust redundancy and proactively resolving issues before they impact service levels. You will manage the presentation tier using Citrix NetScaler and oversee technologies such as Citrix Virtual Apps, Remote Desktop Services and Azure Virtual Desktop to ensure a seamless experience for end users.
In addition, you will administer Windows Server environments across private and public cloud platforms, handling deployments, configurations, GPO management and advanced troubleshooting. You will ensure the organisation maintains strong security and compliance standards by managing firewalls, encryption, access controls, audits, vulnerability assessments and patching. You will also use SCCM for software deployments and compliance monitoring and take responsibility for effective backup management.
A further aspect of the role includes developing and maintaining automation processes using PowerShell and other tools such as Ansible to streamline workflows and improve operational efficiency. You will also maintain comprehensive documentation relating to configurations, procedures and troubleshooting, and work collaboratively with cross-functional teams and clients to design and deliver tailored hosted solutions.
What You'll Need to SucceedTo succeed in this role, you will demonstrate a strong track record as a Sys Admin - technically hands-on, with previous experience of leading a small team. You will have previous experience delivering hosted services across hybrid infrastructures with strong knowledge relating to Citrix NetScaler, Citrix Virtual Apps, RDS, AVD, Azure, SQL Clustering and SSL certificate management, combined with deep knowledge of Windows Server administration, Active Directory, Group Policy and DNS. You will be confident in handling advanced troubleshooting, system hardening and complex network issues. Experience using SCCM in multi-tenant or cloud-hosted environments will be essential, along with advanced PowerShell scripting skills. Exposure to monitoring tools such as Zabbix or PRTG will also be highly beneficial.
Success in this position also calls for excellent communication skills, strong stakeholder engagement and a consultative approach that helps build trust and influence outcomes. You will have a proven ability to deliver customer-focused solutions, manage multiple competing priorities and maintain a high level of accuracy and attention to detail. You will bring strong time management, professionalism and a genuine commitment to service excellence, combined with the ability to form positive, productive working relationships.
What You'll Get in ReturnSalary up to £54,000 (some flexibility with this for the right person), home and a comprehensive benefits package (details TBC shortly), along with the opportunity to work in a forward-thinking environment committed to innovation, professional development and continuous improvement. You will be joining a team that values collaboration and supports your career growth.
What You Need to Do NowIf you are interested in this role, please apply with an up-to-date CV. If this role isn't quite right for you, but you are exploring new opportunities within Infrastructure or Cloud technology, please get in touch to discuss your next step.
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