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Urgent! Senior IT Infrastructure Engineer Position in Midrand - Boardroom Appointments

Senior IT Infrastructure Engineer



Job description

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)


Required Skill Profession

Computer Occupations



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