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IT Infrastructure & Support Engineer

Ascentech Services Limited
Ibeju-Lekki, Lagos Posted Oct 23, 2026
On-site

About this role

IT Infrastructure & Support Engineer

  • We are seeking a hands-on IT Infrastructure & Support Engineer to manage daily IT operations and provide technical support at our site.
  • The ideal candidate will be responsible for maintaining computer systems, network infrastructure, internet connectivity, printers, CCTV systems, and other IT equipment to ensure smooth business operations.

Key Responsibilities

  • Install, configure, maintain, and troubleshoot Windows laptops, desktops, and business applications.
  • Provide technical support for Microsoft 365, Outlook, Teams, and other end-user applications.
  • Monitor and troubleshoot LAN, WAN, Wi-Fi, switches, firewalls, and VPN connectivity.
  • Monitor internet connectivity and coordinate with Internet Service Providers (ISPs) to resolve outages.
  • Install and troubleshoot printers, scanners, and other peripheral devices.
  • Monitor and troubleshoot IP CCTV cameras, NVR/DVR systems, and related network equipment.
  • Perform routine IT infrastructure health checks and maintain IT asset inventory.
  • Support server room equipment, UPS, network racks, and structured cabling.
  • Maintain IT support records, documentation, and incident reports.
  • Coordinate with vendors and the central IT team to resolve technical issues.
  • Ensure compliance with IT security policies and established support procedures.

Requirements

  • Diploma or Bachelor's degree in IT, Computer Science, Engineering, or a related field, or equivalent practical experience.
  • 3–6 years of hands-on experience in IT infrastructure and technical support.
  • Strong knowledge of Windows 10/11, computer hardware, Microsoft 365, and end-user support.
  • Good understanding of networking fundamentals, including TCP/IP, DHCP, DNS, VLANs, LAN, WAN, and Wi-Fi.
  • Experience troubleshooting switches, firewalls, wireless access points, internet connectivity, and printers.
  • Basic knowledge of IP CCTV systems and NVR/DVR troubleshooting.
  • Strong problem-solving, communication, documentation, and vendor coordination skills.
  • Ability to work independently and manage day-to-day IT operations at a site.

Preferred Skills:

  • Experience with Sophos firewalls, Huawei switches, and wireless access points.
  • Knowledge of Active Directory, Group Policy, Microsoft Intune, and endpoint security tools.
  • Familiarity with ManageEngine Endpoint Central or AssetExplorer.
  • Understanding of VPN, SD-WAN, network monitoring tools, and server room infrastructure.
  • Relevant certifications such as CompTIA A+, Network+, CCNA, Huawei HCIA, or Microsoft certifications are an advantage.

Application Closing Date

30th November, 2026.

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