Network Engineer - Tier 3

Herotel Telecoms (Pty) Ltd; Parow; On-site; ZAR 420,000 - 700,000; Full time

Benefits offered by this job

Dynamic workplace

Internal academy

Team-driven culture

Group risk benefits

Medical benefits

Wellness programs

Job summary

Herotel Telecoms (Pty) Ltd in Plattekloof seeks an experienced Network Engineer – Tier 3 to maintain, optimise and support core network infrastructure across hardware and software layers.

The role focuses on advanced troubleshooting, proactive optimisation, and escalations to Tier 4. Requires 3+ years in networking, strong MikroTik/OSPF/BGP/MPLS knowledge, and RFC-compliant configurations.

Qualifications

• Minimum 3 years of experience in a network engineering environment.
• Strong knowledge of BGP, OSPF, MPLS, routing, switching, and MikroTik hardware.
• Solid TCP/IP, DNS, DHCP, routers, IP routing and switching skills.
• Ability to work independently under pressure and tight timelines.
• Juniper network experience is advantageous.

Responsibilities

• Escalate complex issues to Tier 4 as required.
• Monitor, troubleshoot and resolve network systems issues.
• Maintain and update all network-related documentation.
• Support Tier 4 during major incidents, outages, and emergencies.
• Configure network equipment according to RFCs and standards.
• Manage router setup, installation, and ongoing management.
• Design, implement and maintain firewall configurations and policies.
• Provide VIP/off-net client support and incident communications.
• Produce monthly and weekly network performance reports.

Skills

BGP

OSPF

MPLS

Routing

Switching

MikroTik

TCP/IP

DNS

DHCP

Customer service

Teamwork

Problem solving

Juniper hardware

Education

MTCNA certification

MTCRE certification

CompTIA N+

CompTIA A+

Networking certifications

Tools

Juniper hardware

Job description

Are you a highly skilled, hands-on network professional who thrives in high-pressure environments and enjoys solving complex infrastructure challenges? Join our Networks team as a Network Engineer – Tier 3 in Plattekloof and play a critical role in maintaining, optimising, and supporting our core network infrastructure across hardware and software layers.

The key purpose of this role is to ensure stable, secure, and high-performing network operations through advanced troubleshooting, escalation support, and proactive network optimisation.

What you’ll do:

• Escalate complex issues to Network Engineers Tier 4 where required
• Monitor, troubleshoot, and resolve network systems issues, escalating to relevant departments when necessary
• Maintain and update all network-related documentation to ensure accuracy and compliance
• Support Tier 4 Engineers during major incidents, outages, and emergency scenarios
• Implement approved network change plans in line with operational standards and RFCs
• Handle technical escalations from Helpdesk Agents (Tier 2) and provide expert-level support
• Manage incident resolution processes, including communication with relevant stakeholders
• Configure and programme network equipment according to defined standards and RFCs
• Maintain and support core network technologies including:
  • OSPF routing (Intermediate +)
  • MikroTik routers (Intermediate +)
  • Layer 2 switching (Intermediate +)
  • General networking (Intermediate +)
• Perform router setup, installation, configuration, and ongoing management
• Manage IP planning, allocation, and configuration across network environments
• Design, implement, and maintain firewall configurations and policies
• Maintain core functionality of VAS products and systems within the network environment
• Compile and deliver monthly and weekly reports on network backhaul capacity and performance
• Provide direct support for VIP and off-net clients, ensuring high service quality standards
• Assist RF and access network teams with site planning, design, and development
• Participate in ad hoc operational duties as required by the business
• Operate within standard working hours, with potential after-hours support during outages or operational requirements

What you’ll need:

• Minimum 3 years’ experience in a network engineering environment
• Strong working knowledge of BGP, OSPF, MPLS, routing, switching, and MikroTik hardware
• Solid understanding of TCP/IP, DNS, DHCP, routers, IP routing, and switching technologies
• Ability to work independently in high-pressure and time-sensitive environments
• Strong customer service orientation with professional communication skills
• Excellent problem-solving, analytical, and fault-finding abilities
• Strong organisational, administrative, and time management skills
• Ability to work effectively within a team and across technical departments
• Juniper network experience is advantageous
• Minimum MTCNA certification
• MTCRE certification recommended
• CompTIA N+ is advantageous
• CompTIA A+ is advantageous
• Additional networking diplomas or certificates are beneficial

What we offer:

• Exposure to a dynamic workplace
• A chance to grow your skills through our internal academy
• A friendly, team-driven environment
• Group Risk Benefits
• Medical Benefits
• Health and Lifestyle Programmes

Important Disclaimer:

• Please ensure that the information you provide in your application is true, accurate, and correct.
• Preference will be given to candidates from Designated Groups, as defined by the Employment Equity Act and in line with Herotel’s Employment Equity Plan.
• By submitting an application, you consent to the processing of your personal information in accordance with POPIA for recruitment purposes. For more details on how we handle personal information, please refer to our Privacy Policy on our website.
• If you do not hear from us within 14 days, please consider your application unsuccessful.