Senior IT Infrastructure Engineer

About the job

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)

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