Infrastructure Management (20%)
- Design, implement, and manage core infrastructure systems: servers (physical/virtual/cloud), storage (SAN/NAS), network (LAN/WAN/WLAN, firewalls, switches, routers), and data center operations.
- Administer and optimize our VMware vSphere/ESXi environment, including vCenter, vMotion, DRS, HA, and resource management.
- Lead server lifecycle management: provisioning, patching, performance tuning, and decommissioning of physical and virtual servers.
- Lead cloud infrastructure (Azure) strategy, including migration, optimization, and cost management (FinOps).
- Oversee enterprise identity and access management (IAM) platforms (e.g., Active Directory & Azure AD).
- Develop and maintain disaster recovery (DR) and business continuity (BCP) plans, including VMware Site Recovery Manager (SRM) or equivalent replication strategies.
- Automate repetitive tasks and improve system efficiency using scripting (PowerShell, Python, etc.) and infrastructure-as-code (IaC) tools.
- Monitor system performance, capacity, and availability proactively resolve issues and plan for future growth.
- Manage vendor relationships and evaluate new technologies.
Security Operations & Governance (40%)
- Serve as the technical lead for cybersecurity initiatives, acting as a subject matter expert.
- Implement, manage, and monitor security tools: SIEM, EDR/XDR, vulnerability scanners, intrusion detection/prevention systems (IDS/IPS), and email security gateways.
- Harden VMware infrastructure components per security best practices (vCenter, ESXi hosts, VM templates).
- Conduct regular vulnerability assessments and own the remediation process across the physical and virtual server estate.
- Develop, enforce, and educate staff on IT security policies, standards, and procedures.
- Lead incident response activities: detection, analysis, containment, eradication, recovery, and post-mortem reporting.
- Ensure compliance with relevant regulations and frameworks (e.g., ISO 27001, NIST, GDPR as applicable).
- Manage endpoint security, patch management, and configuration hardening across all devices using Microsoft InTune.
End-User Support & Expertise (40%)
- Act as the ultimate escalation point for the IT helpdesk, resolving all end-user technical issues.
- Diagnose and resolve deep-rooted problems related to network connectivity, application performance, authentication, permissions, mobility, and hardware/software conflicts.
- Create knowledge base articles, runbooks, and training to improve first-call resolution.
- Provide direct, white-glove support and troubleshooting for executive staff and business-critical functions during major incidents or for sensitive requests.
- Analyze support ticket (Freshdesk) trends to identify underlying infrastructure or security problems and initiate proactive projects to eliminate recurring issues.
- Standby for critical after-hours infrastructure and security incidents.
Qualifications & Skills Required:
- Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field, or equivalent practical experience.
- 5+ years of progressive experience in IT infrastructure administration with at least 3+ years focused on cybersecurity.
- 3+ years of hands-on experience deploying, and managing enterprise VMware vSphere environments.
Hands-on expertise in:
- VMware vSphere Suite (vCenter, ESXi, vMotion, HA, DRS).
- Virtual server performance monitoring, capacity planning, and troubleshooting.
- Networking (TCP/IP, VLANs, VPN, firewalls).
- Windows/Linux server administration and enterprise Active Directory.
- Cloud platforms (Azure).
- Core security principles and tooling.
- Scripting for automation (PowerShell/Python).
- Proven experience with incident response, vulnerability management, and security tooling.
- Exceptional customer service, patience, and communication skills, with the ability to explain complex technical concepts to users of all skill levels.
- Expert-level troubleshooting methodology and analytical skills.
