Salary
≈ $7k – $20k per year (Estimated)
Location
In office (Lagos)
Seniority
Junior · 2+ years exp
Employment
Full-Time
First seen by Alion on Sep 29, 2026.
Overview
Company
Impact
Profile match
Creastech is Nigeria's trusted IT solutions partner. With 20+ years of expertise, we deliver business applications, cybersecurity, cloud storage, networking, and call center solutions. Contact us today.
About the Role
- We are looking for a skilled and proactive Network & Security Engineer to join our team.
- The successful candidate will be responsible for designing, implementing, maintaining, and securing the company's network infrastructure while ensuring reliable connectivity and protection of IT systems.
Key Responsibilities
- Design, configure, maintain, and troubleshoot LAN/WAN and network infrastructure.
- Monitor network performance and resolve connectivity and network-related issues.
- Configure and manage routers, switches, firewalls, access points, and other network devices.
- Implement and maintain network security controls, including firewalls, VPNs, access controls, and endpoint security measures.
- Monitor networks for security threats, vulnerabilities, and unusual activities.
- Perform network and security assessments and recommend improvements.
- Manage user access, network permissions, and security configurations.
- Maintain accurate documentation of network infrastructure, configurations, and security procedures.
- Respond to network outages, security incidents, and other technical issues promptly.
- Carry out regular system updates, patches, backups, and preventive maintenance.
- Work with other technical teams to implement and support IT infrastructure projects.
- Stay updated on emerging networking technologies, cybersecurity threats, and best practices.
Requirements
- Bachelor's Degree / HND in Computer Science, Information Technology, Cybersecurity, or a related field.
- 2–4 years of relevant experience in network administration, network engineering, or cybersecurity.
- Strong knowledge of networking concepts, including TCP/IP, DNS, DHCP, VLANs, VPNs, routing, and switching.
- Experience configuring and troubleshooting routers, switches, firewalls, and wireless networks.
- Knowledge of network security principles and cybersecurity best practices.
- Experience with network monitoring and troubleshooting tools.
- Strong problem-solving and analytical skills.
- Good communication and documentation skills.
- Ability to work independently and as part of a team.
Certifications:
- Relevant certifications such as CCNA, CCNP, CompTIA Security+, Fortinet, or equivalent certifications will be an advantage.
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