Network Support Engineer Tier 2

Network Support Engineer Tier 2

Recruiter

Elite Search

Job Ref

JHB001229/DS

Date posted

Wednesday, June 24, 2026

Location

Johannesburg, South Africa

Salary

60 000 Monthly

SUMMARY

Role: Network Support Engineer - Tier 2/3

Location: Johannesburg North (in office role)

Our client is a leading well-known ISP & MSP, offering integrated solutions across managed networks, cloud, connectivity and security. Their culture is vibrant and dynamic and they place an unwavering emphasis on delivering service excellence. They believe in fostering a fantastic working environment where you can thrive and grow. They are looking for a talented and experienced Network Support Engineer (L2/3) to join their collaborative and friendly team and help them deliver excellence in technical support and engineering services to their valued customers.

POSITION INFO

Responsibilities: As a Tier 2/3 Network Support Engineer, you will be at the forefront of client support operations. Your responsibilities will include: Providing professional second-line and even third-line remote technical support to clients. Provide network configuration, deployment and support for customers and third parties on daily Troubleshooting client network related issues including visiting client offices when required. Effective telephonic and written communication to clients about relevant network information. Proactively identifying and resolving technical incidents and problems. Ensuring network security by implementing and maintaining robust security measures. Managing and configuring Juniper and Cisco routers, switches, firewalls, and Fortigate networking equipment. Collaborating with clients to optimize their network configurations. Maintaining and enhancing network infrastructure. Continuously improving our service delivery processes. Perform after hours and weekend standby as and when required. Perform laboratory and commercial validation of new core network system software, features and function where required. Responds to customer network needs and questions and ensures work is performed in accordance with standards, guidelines, and processes To excel in this role, you should possess the following experience: 5-7 years of relevant IT/ ISP experience (must have worked for an ISP) Practical experience with Juniper and Cisco routers, switches, and firewalls, as well as FortiGate firewalls and networking equipment. Practical experience with Juniper and Cisco routers, switches, firewalls, and FortiGate networking equipment. Hands-on experience with Fortinet FortiAnalyzer and Fortinet FortiManager Knowledge of MPLS, IPSec VPN, L2TP tunnels, and GRE tunnels. Familiarity with firewall UTM features, including web content filtering, IDS, IPS, DOS mitigation, and Anti-virus. Working knowledge of VoIP and related QoS implementations. Solid network troubleshooting ability (packet captures, flow analysis, log correlation). Ability to take ownership of projects with minimal supervision. Ability to mentor junior staff members. Team oriented with strong collaboration skills. Ability to work under pressure and maintain performance in high-stress environments Qualifications/Certifications required include: Cisco Certification - CCNP, CCSP, or CCIE (currently studying or working towards). Juniper and FortiGate Certifications (NSE 4-7) are a significant advantage.