Job title: Senior Network Engineer Job at Ascentech Services Limited
Company: Ascentech
Job description: Ascentech Services Limited is a full-fledged Human Resource Solution Provider incorporated in 2013 with its Head Office in Lagos, Nigeria. We are committed to forging long-term partnerships with our clients by creating and delivering robust and flexible services that address the changing needs of their business.We are recruiting to fill the position below:Job Position: Senior Network EngineerJob Location: Surelere, Lagos
Employment Type: Full-time
Reports To: IT Infrastructure Manager / Network Manager
Department: IT / Network OperationsJob Summary
- We are seeking a highly skilled Senior Network Engineer with 5 – 7 years of experience in designing, implementing, and maintaining complex network infrastructures.
- The ideal candidate will have extensive hands-on experience with Sophos firewalls, along with a strong background in network security, LAN/WAN technologies, and troubleshooting.
Key Responsibilities
- Design, implement, and maintain enterprise network infrastructure to ensure high availability and security.
- Administer and manage Sophos firewalls, including rule creation, VPN setup, firmware upgrades, logging, and reporting.
- Configure and troubleshoot routers, switches, firewalls, and wireless access points.
- Monitor network performance and proactively identify and resolve issues.
- Maintain network documentation including diagrams, configurations, and SOPs.
- Ensure compliance with IT security policies and procedures.
- Perform regular network risk assessments and apply mitigation strategies.
- Collaborate with cross-functional teams on new implementations and integrations.
- Provide Level 2/3 technical support for network-related incidents and service requests.
- Plan and execute network upgrades, patches, and backups.
Key Requirements
- 5 to 7 years of experience in network engineering or IT infrastructure roles.
- Proven expertise with Sophos firewall technologies (XG, XGS series).
- Strong understanding of TCP/IP, VLANs, VPNs, NAT, routing protocols (BGP, OSPF), and wireless networking.
- Experience with network monitoring and analysis tools (e.g., Wireshark, PRTG, SolarWinds).
- Working knowledge of security best practices, firewall policies, and access controls.
- Familiarity with cloud networking (AWS, Azure) is a plus.
- Experience with other firewall solutions (e.g., Fortinet, Palo Alto) is a bonus.
Method of Application
Interested and qualified candidates should send their CV to: using the Job Position as the subject of the email.
Expected salary:
Location: Lagos, Lagos State
Job date: Fri, 06 Jun 2025 04:34:15 GMT