Senior Network Infrastructure Engineer - Telecoms

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

Benefits offered by this job

Medical aid and provident fund

Professional development and training

Hybrid work model

Cutting-edge networking technologies

Job summary

Placements24 is seeking a Senior Network Infrastructure Engineer for a leading telecom in South Africa. Based in Midrand with hybrid work options, you will design, deploy, and manage scalable network infrastructure across routers, switches, firewalls, and load balancers.

You will ensure reliability, security, and performance for a large customer base, mentor junior engineers, document configurations, and stay current with industry best practices and emerging technologies.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Minimum of 7 years of experience in network engineering and infrastructure management.
• Proven expertise in Cisco, Juniper, or similar enterprise-grade networking hardware.
• In-depth knowledge of TCP/IP, BGP, OSPF, MPLS, and other routing and switching protocols.
• Experience with network security concepts, including firewalls, VPNs, and intrusion detection/prevention systems.
• Familiarity with network monitoring tools such as SolarWinds or PRTG.
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal abilities.
• Relevant industry certifications (e.g., CCIE, JNCIE) are highly desirable.
• Experience working within the telecoms industry is a strong advantage.

Responsibilities

• Design, deploy, and maintain robust and scalable network infrastructure, including routers, switches, firewalls, and load balancers.
• Monitor network performance and troubleshoot complex issues, ensuring minimal downtime and optimal service delivery.
• Develop and implement network security policies and procedures to protect against cyber threats.
• Collaborate with cross-functional teams to plan and execute network upgrades and new deployments.
• Document network configurations, procedures, and standards.
• Provide technical leadership and mentorship to junior network engineers.
• Stay abreast of emerging network technologies and industry best practices.
• Manage vendor relationships and evaluate new network hardware and software solutions.

Skills

Networking protocols

Security concepts

Monitoring tools

Vendor management

Leadership

Education

Bachelor's degree in Computer Science or Information Technology

Tools

SolarWinds

PRTG

Cisco hardware

Juniper hardware

Job description

About the Role

Our client, a prominent player in the South African telecommunications sector, is seeking a highly skilled and experienced Senior Network Infrastructure Engineer to join their dynamic team. This role is crucial for the design, implementation, and ongoing management of their complex network infrastructure. You will be instrumental in ensuring the reliability, scalability, and security of our client's network services, supporting a vast customer base across Midrand, Gauteng. The ideal candidate will possess a deep understanding of modern networking protocols and technologies, with a proven track record in enterprise-level network engineering. This is an exciting opportunity to contribute to the backbone of a leading telecommunications company and shape the future of network connectivity in the region. The position offers a blend of on-site collaboration and remote flexibility, allowing for a balanced work environment in Midrand.

Key Responsibilities

• Design, deploy, and maintain robust and scalable network infrastructure, including routers, switches, firewalls, and load balancers.
• Monitor network performance and troubleshoot complex issues, ensuring minimal downtime and optimal service delivery.
• Develop and implement network security policies and procedures to protect against cyber threats.
• Collaborate with cross-functional teams to plan and execute network upgrades and new deployments.
• Document network configurations, procedures, and standards.
• Provide technical leadership and mentorship to junior network engineers.
• Stay abreast of emerging network technologies and industry best practices.
• Manage vendor relationships and evaluate new network hardware and software solutions.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Minimum of 7 years of experience in network engineering and infrastructure management.
• Proven expertise in Cisco, Juniper, or similar enterprise-grade networking hardware.
• In-depth knowledge of TCP/IP, BGP, OSPF, MPLS, and other routing and switching protocols.
• Experience with network security concepts, including firewalls, VPNs, and intrusion detection/prevention systems.
• Familiarity with network monitoring tools such as SolarWinds or PRTG.
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal abilities.
• Relevant industry certifications (e.g., CCIE, JNCIE) are highly desirable.
• Experience working within the telecoms industry is a strong advantage.

Benefits

• Competitive annual salary package.
• Comprehensive medical aid and provident fund.
• Opportunities for professional development and advanced training.
• Access to cutting‑edge networking technologies.
• A collaborative and innovative work culture.
• Hybrid work model providing flexibility.
• Generous leave allowance.