Senior Network Engineer

Boardroom Appointments; Sandton; On-site; ZAR 600,000 - 800,000; Full time

Job summary

A reputable recruitment agency is seeking a Senior Network Engineer to manage and design efficient network operations. You will be responsible for LAN/WAN architecture, installation, and troubleshooting Cisco devices while mentoring team members. Essential qualifications include a Bachelor’s degree in Computer Science and related professional certifications. The ideal candidate will have significant experience with network diagnostics, automation, and a strong understanding of network security protocols.

Qualifications

• Requires Bachelor's degree in Computer Science or related field.
• Professional certification such as CCNP, CCDP, or CCIE is essential.
• In-depth understanding of TCP/IP and routing protocols like BGP & OSPF.

Responsibilities

• Design and deploy LAN, WLAN, and WAN networks.
• Configure and install network devices including routers and switches.
• Monitor and troubleshoot network performance issues.

Skills

Network architecture design

Cisco devices

Network troubleshooting

Linux OS

Network performance monitoring

Scripting languages

Education

Bachelor's degree in Computer Science

Tools

Cisco IOS

Cisco NXOS

Cisco ASA

Cisco FirePower

Network diagnostic tools

Job description

As a Senior Network Engineer, you will be responsible for all aspects of network architecture and design. You\'ll also assist in the installation and maintenance of our LAN/WAN infrastructure as well as act as a troubleshooter when needed. You must have experience with Cisco devices, specifically the routers and switches within their products line-up. Knowledge of Windows is essential but not required; Linux should be your primary OS choice.

Responsibilities

• Design and deploy functional networks (LAN, WLAN, WAN)
• Configure and install switches, routers, wifi ap\'s and other network devices (load balancers)
• Configure and troubleshoot security devices (ASA, Firepower, ISE)
• Monitor network performance and integrity
• Troubleshooting network/application issues
• Automate tasks and monitor their effectiveness
• Mentor team members on technical issues
• Maintain complete technical documentation
• Suggest improvements to network performance, capacity and scalability
• Knowledge of open-source a plus

Qualifications

• Bachelors degree in Computer Science or related field required
• Industry-related experience as a Senior Network Engineer or Network Administrator
• Professional certification (e.g. CCNP, CCDP, CCIE)
• Solid background in network administration and architecture
• In-depth understanding of communication protocols (mainly TCP/IP) and routing protocols (e.g. BGP, OSPF)
• Familiarity with access control models and network security
• Knowledge of coding languages for scripting (e.g Python)
• Experience with network diagnostic, monitoring and analysis tools
• Solid understanding of Cisco network operating systems and products (Cisco IOS, Cisco NXOS, Cisco AirOS, Cisco ASA, Cisco FirePower)