Systems Administrator - Own

Key Responsibilities

• Provide first- and second-line desktop support to internal users, ensuring minimal downtime and effective resolution of issues.
• Maintain, monitor, and troubleshoot servers, networks, and core IT infrastructure, including Active Directory, virtualization platforms, and storage systems.
• Configure, manage, and support networking equipment (switches, firewalls, VPNs, routing protocols, VLANs, wireless access).
• Work alongside Trading Technology team in managing specialized financial systems, including bespoke applications and trading infrastructure.
• Ensure compliance with IT security, risk, and regulatory standards applicable to financial services.
• Perform system backups, patching, and disaster recovery testing.
• Monitor performance of critical systems, escalating issues proactively.
• Collaborate with internal teams and external vendors to implement new solutions and upgrades.
• Document processes, configurations, and incident resolutions for internal knowledge base.

• Strong knowledge of Windows desktop and server environments (Active Directory, Group Policy, DNS, DHCP).
• Experience with networking concepts (TCP/IP, routing, switching, firewalls, VPNs).
• Familiarity with virtualisation platforms (Qemu, Hyper-V, or similar).
• Competence in troubleshooting hardware and software issues across multiple platforms.
• Understanding of cybersecurity best practices in a financial services environment.
• Excellent problem-solving skills and the ability to prioritise in high-pressure situations.
• Strong communication skills with both technical and non-technical stakeholders.

• Degree/Diploma in Information Technology, Computer Science, or equivalent work experience.
• 3–5 years of experience in a systems administration or IT support/infrastructure role.
• Relevant certifications advantageous:
• Microsoft (MCSA/MCSE, Azure Administrator)
• Cisco (CCNA/CCNP)
• Previous experience in financial services or trading environments highly beneficial.