Senior IT Infrastructure Engineer

Senior IT Infrastructure Engineer

Responsibilities

Hybrid Infrastructure Operations

• Deploy configure and maintain Windows and Linux servers across on-premises and Microsoft Azure environments.

• Manage HP Synergy blade servers and associated storage technologies.

• Administer Hyper-V clusters and failover configurations for Microsoft SQL Server.

• Perform regular patching firmware updates and server upgrades in line with The Companys IT standards.

• Monitor system performance and proactively resolve issues to ensure high availability.

Network Infrastructure

• Configure and maintain HP/Aruba network switches and LAN/WAN/VPN connectivity.

• Support perimeter security and internal network segmentation.

• Configure and manage Azure Virtual Networks (VNets) and Network Security Groups (NSGs).

• Monitor Azure network connectivity performance and availability.

• Integrate on-prem infrastructure with cloud via VPN and ExpressRoute.

• Troubleshoot and optimize hybrid network routing.

• Collaborate with Security teams to ensure network compliance and resilience.

Internet Connectivity

• Manage LAN/WAN/VPN infrastructure.

• Coordinate with ISPs and optimize performance.

• Perform network monitoring and proactive issue resolution.

• Align with hybrid cloud and continuity strategies.

IP Telephony

• Administer IP telephony and VoIP systems.

• Integrate with Microsoft Teams and collaboration platforms.

• Provide hardware/software support for telephony infrastructure.

• Maintain documentation of telephony architecture and service providers.

Cloud Integration

• Support integration between on-premises infrastructure and Microsoft Azure services.

• Administer Azure AD DNS and Microsoft 365 services including SharePoint Online and Remote Desktop Services.

• Assist in cloud migration and optimization initiatives.

Backup & Recovery

• Implement and manage VEEAM backup and disaster recovery solutions.

• Conduct regular backup validation and recovery testing.

• Lead Disaster Recovery Test Initiatives for The Company.

Support & Escalation

• Provide 2nd and 3rd level technical support for infrastructure-related incidents.

• Participate in standby and after-hours escalation support.

• Document root cause analysis and contribute to continuous service improvement.

Documentation & Reporting

• Maintain accurate technical documentation including SOPs topology diagrams and configuration logs.

• Report on system health capacity and risk posture to the IT Infrastructure Manager.

Collaboration & Mentorship

• Work closely with the IT Infrastructure Manager and engineering teams to align with The Companys IT strategy.

• Mentor junior engineers and contribute to knowledge sharing across the team.

Required Experience & Skills

• HP Synergy / Server Blade Infrastructure

• Storage Technologies preferably HPE and Fibre Channel

• Hyper-V and Hyper-V Clusters

• Failover Clusters for Microsoft SQL Server

• LAN/WAN/VPN Technology

• Microsoft AD / Azure AD / DNS

• Remote Desktop Services

• Microsoft 365 and SharePoint Online

• DNS and Certificate management

• IP Telephony

• VEEAM Backup and Recovery

• Operating Systems Microsoft and Linux

• Strong understanding of TCP/IP and internetworking with heterogeneous technologies

• Perimeter Security

Minimum Requirements

• Diploma/Degree in Information Technology or related field

• Minimum 5 years experience in IT infrastructure engineering

• Strong knowledge of Windows/Linux server administration virtualization and networking

• Experience with HP Servers Switches Hyper-V Microsoft SQL Server and Azure technologies

• Familiarity with ITSM practices (Incident Problem Change Management)

• Proficiency in technical documentation and system architecture

• Networking fundamentals and administration skills

• Strong knowledge of systems architecture

Advantageous Certifications

• ITIL certification

• HP Networking Certifications

• Network Professional (ACNP)

• Microsoft Certifications (e.g. AZ-104 AZ-305)

• Linux Certifications (e.g. LPIC-1 RHCSA)

• Cisco CCNA or CCNP (as complementary networking knowledge)