Systems Administrator at DET Consulting Limited

Lagos
December 31, 2025
₦300,000 - ₦400,000 / month
Full Time
Application deadline closed.

Job Description

DET Consulting Limited is seeking a skilled and detail-oriented Systems Administrator to manage, maintain, and optimize its IT infrastructure. This role is critical to ensuring the reliability, security, and performance of servers, networks, and enterprise systems that support daily business operations. The ideal candidate will have strong hands-on experience in system administration, networking, and IT support, with the ability to minimize downtime and improve system efficiency.

Key Responsibilities

  • Install, configure, and maintain servers, network devices, and enterprise applications
  • Monitor system performance to ensure high availability, reliability, and optimal operation
  • Implement security controls, system updates, and patch management to protect IT assets
  • Troubleshoot and resolve hardware, software, and network issues in a timely manner
  • Manage user accounts, access rights, permissions, and authentication systems
  • Maintain accurate documentation of system configurations, processes, and incidents
  • Support IT projects including system upgrades, migrations, and infrastructure improvements
  • Collaborate with internal teams to align IT infrastructure with business needs
  • Ensure compliance with IT policies, security standards, and regulatory requirements

Requirements and Qualifications

  • Bachelor’s degree in Computer Science, Information Technology, or a related field
  • Proven experience working as a Systems Administrator or in a similar role
  • Strong expertise in Microsoft Windows Server and Office 365 support
  • Solid knowledge of Active Directory and Microsoft Azure
  • Experience with virtualization technologies such as VMware or Hyper-V
  • Good understanding of networking concepts including LAN/WAN, TCP/IP, firewalls, routers, and switches
  • Knowledge of backup, recovery, and disaster recovery planning
  • Scripting skills using PowerShell or Bash are an added advantage
  • Relevant certifications such as MCSE, Azure Administrator, or CompTIA Server+ are a plus

Required Skills and Competencies

  • Strong problem-solving and analytical abilities
  • Excellent documentation and reporting skills
  • Effective communication and stakeholder management skills
  • Ability to work independently and as part of a team
  • High level of attention to detail and professional integrity

How to Apply
Interested and qualified candidates should send their CV and application using “Systems Administrator” as the subject of the email.

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