Senior IT Systems Administrator

• Hands-on multi-tasking role covering the full lifecycle of predominantly Windows Server environments: installation upgrades configuration administration and ongoing maintenance.
• Lead local and remote office projects end-to-end from initiation through delivery and handover.
• Support and maintain bespoke trading application infrastructure: provisioning patching upgrading and environment management.
• Manage vendors and service providers coordinating effectively with internal business and technology teams.
• Provide coverage during core hours with an expectation of additional out-of-hours support as required including occasional weekend work.
• Business-as-usual (BAU) 3rd line support with flexibility to deliver 1st and 2nd line support depending on team structure and operational demand.
• Occasional travel to remote office locations may be required.

Qualifications :

• 8 years experience in a comparable systems/IT infrastructure role.
• BSc in Computer Engineering (or related discipline) and/or current relevant IT certifications.
• Strong Windows Server administration skills (Windows Server 2016); Server Core experience is an advantage.
• Strong VMware ESXi and vCenter administration experience (v7.0) including managing and executing upgrade cycles.
• Hands-on expertise with Veeam backup solutions.
• Solid administration of Active Directory Domain Services including DNS DHCP and Group Policy.
• SQL Server installation configuration and administration.
• Experience with Centreon monitoring.
• Strong Citrix experience: XenApp & XenDesktop 7.x NetScaler ADC Citrix Studio/Director; Citrix DaaS is a plus.
• Good working knowledge of Exchange Server 2016 including mailbox administration retention policies message troubleshooting and SMTP relay configuration.
• Experience with NetApp storage (FAS and E-Series) including NFS/CIFS protocols.
• Ability to improve team efficiency by automating repetitive tasks (e.g. PowerShell Python Power BI)a plus.
• Experience managing the Microsoft patching lifecycle deploying server patches via SCCM; strong SCCM knowledge preferred.
• Broad understanding of global network topology (e.g. DMZ load balancing firewalls VLANs).
• Practical data center experience (hardware racking cabling/patching HPE iLO configuration).
• Familiarity with Microsoft 365 services including Azure AD.
• Nutanix knowledge is advantageous.

Personal Competences:

• Strong user/customer focus committed to delivering a great support experience.
• Highly responsive energetic and enthusiastic with a proactive approach.
• Flexible availability willing to work extended hours when needed with a 24/7 support mindset.
• Demonstrates sound judgment and excellent attention to detail.
• Excellent communication skills both written and verbal with the ability to engage stakeholders clearly.
• Solutions- and results-driven able to troubleshoot pragmatically and deliver outcomes.
• Structured rigorous and methodical in execution and documentation.
• Comfortable working independently as well as collaboratively within a team.
• A genuine team player with an open non-political style and high personal integrity.

Additional Information :

What We Offer

• A role at the centre of the company business with new challenges daily
• An international company with offices in Singapore London Geneva Houston and the possibility to work abroad
• A flat and approachable organization
• An excellent working atmosphere: Friday drinks and regular office socials
• A competitive compensation and benefits package (bonus pension & insurance)
• Bespoke in-house training focused on developing skills and substantive knowledge with scope for external training where needed and appropriate

Remote Work :

No

Employment Type :

Full-time