Senior Network Engineer - Infrastructure

Placements24; East London; Hybrid; ZAR 900,000 - 1,300,000; Full time

Benefits offered by this job

Competitive salary package

Health insurance

Retirement savings options

Training & certifications

Hybrid work model

Job summary

Placements24 in East London is seeking a Senior Network Engineer to design, implement, and manage the organization\u2019s robust network infrastructure. You\'ll work across LAN/WAN/Wi‑Fi, configure routers, switches, firewalls, and load balancers, and ensure security and high availability in a hybrid in-office/remote setting.

The role requires 5+ years of enterprise networking experience, familiarity with TCP/IP, OSPF/BGP, and security principles, plus skills in monitoring and automation.

Qualifications

• Bachelor's degree in Computer Science or IT or equivalent.
• 5+ years of enterprise network design and management experience.
• Strong knowledge of TCP/IP, routing (OSPF/BGP), and security.
• Experience with network monitoring tools and automation techniques.
• Certifications such as CCNA/CCNP are desirable.
• Hybrid work environment in East London; strong problem-solving skills.

Responsibilities

• Design, implement, and manage enterprise network infrastructure (LAN/WAN/Wi‑Fi).
• Configure and maintain routers, switches, firewalls, and load balancers.
• Monitor performance, identify bottlenecks, troubleshoot proactively.
• Develop and implement network security measures against threats.
• Plan and execute upgrades and migrations with minimal downtime.
• Collaborate with IT teams to align network with business needs.

Skills

TCP/IP

OSPF

BGP

Network security

Monitoring tools

Network automation

CCNA/CCNP

Education

Bachelor's degree in CS/IT or related field

Tools

Cisco IOS

Wireshark

SNMP

Job description

About the Role

Our client is seeking a highly skilled and motivated Senior Network Engineer to join their IT infrastructure team in East London. This role is critical for designing, implementing, and maintaining robust, secure, and high‑performing network infrastructure that supports the organization’s operations. You will work with a diverse range of networking technologies and play a key role in ensuring network stability and reliability. This position offers a convenient hybrid work model, enabling you to balance essential in‑office collaboration with the flexibility of remote work, ensuring seamless network operations and continuous improvement.

Key Responsibilities

• Design, implement, and manage enterprise‑level network infrastructure, including LAN, WAN, and Wi‑Fi solutions.


• Configure and maintain network devices such as routers, switches, firewalls, and load balancers.


• Monitor network performance, identify bottlenecks, and troubleshoot network issues proactively.


• Develop and implement network security measures to protect against cyber threats.


• Plan and execute network upgrades and migrations, minimizing downtime.


• Collaborate with IT teams to ensure network infrastructure aligns with business requirements.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience.


• 5+ years of experience in network engineering, with a focus on enterprise network design and management.


• Strong knowledge of TCP/IP, routing protocols (e.g., OSPF, BGP), and network security principles.


• Experience with network monitoring tools and network automation techniques.


• Relevant certifications such as CCNA, CCNP, or equivalent are highly desirable.


• Excellent problem‑solving skills and ability to work effectively in a hybrid environment in East London.

Benefits

• Competitive salary package and performance incentives.


• Comprehensive health insurance and retirement savings options.


• Opportunities for advanced training and industry certifications.


• Flexible hybrid work arrangement promoting work‑life balance.


• Exposure to modern networking technologies and infrastructure projects.