IT System Administrator – Lagos
Sigma Consulting Group · Lagos
Job description
About the role
We are looking for a proactive IT System Administrator to manage and maintain our organization’s IT infrastructure, ensuring reliable performance and data security. The role involves day‑to‑day support for hardware, software, and network services across the company.
Key responsibilities
- Install, configure and maintain computers, servers, networks and software applications.
- Monitor performance of IT infrastructure and resolve any issues promptly.
- Manage user accounts, access permissions, email settings and security configurations.
- Provide technical support for hardware, software and network problems.
- Perform routine system updates, backups and apply security patches.
- Oversee antivirus, firewalls and cybersecurity protocols to protect company data.
- Set up and maintain printers, scanners, routers, switches and other IT equipment.
- Maintain IT asset inventory and documentation.
- Support cloud‑based systems, file‑sharing platforms and remote‑access tools.
- Coordinate with external vendors for maintenance and support.
- Recommend infrastructure upgrades and ensure business continuity.
Required profile
- Bachelor's degree or HND in Computer Science, IT, Computer Engineering or related field.
- 2–4 years proven experience as an IT System Administrator or similar role.
- Relevant certifications such as CompTIA, CCNA, Microsoft are a plus.
- Strong analytical, problem‑solving and communication skills.
Required skills
- Windows operating systems
- Network administration (routers, switches, firewalls, VPN)
- Server management
- Microsoft 365 and cloud platforms
- Backup and disaster‑recovery solutions
- Cybersecurity principles and data‑protection practices
- Hardware, software and network troubleshooting
Questions fréquentes
Why are you reporting this job?
Apply in 30 seconds
Enter your email to apply. An account will be created automatically.
By continuing, you accept our terms of use.
Already have an account? Login
Published 2 days ago
Expires 1 month from now
4 views · 0 applications
Boost your chances
Upload your CV — we will match you with relevant openings.
Analyzing your CV...
Sigma Consulting Group
Lagos
Related job offers
-
Tech Operations Manager
AB InBev Africa Lagos -
SOC Analyst (Level 2)
GVA Partners Ltd Lagos -
Commercial Data Analyst – Data‑driven Business Insights
recore Lagos -
Cocos2d-x Game Developer (Remote, Contract)
Crossing Hurdles Nigéria -
Game Engine Developer (Cocos2d-x, C++) – Remote
Crossing Hurdles Nigéria