Closing Date: 01 September 2025
Location: Centurion, Gauteng
Company: Tolcon Head Office
Reference Number: JHB000094
Job Type: Permanent
Category: Information Technology
Main Job Purpose
The IT Network Engineer is responsible for designing, implementing, maintaining, and supporting the company’s network infrastructure. This includes ensuring the integrity of high-availability systems to provide maximum performance for users. The role requires strong knowledge of network administration, security best practices, and emerging technologies.
Reporting Structure
-
Superior 2nd Level: Group Head of IT
-
Superior: Group IT Network and Security Specialist
-
This Position: Group IT Network Engineer
-
Subordinates: None
Minimum Education & Certifications
-
Grade 12 (Matric)
-
CompTIA A+ and N+ Certification (required)
-
Microsoft Office & Visio Competence (required)
-
CompTIA Security+ (advantage)
-
Cyber Security related certification (advantage)
-
HP/Aruba or Ubiquiti Certification (preferred)
-
CCNA / CCNP / CCNE (advantage)
-
FortiGate/FortiOS Certification (advantage)
-
Linux Administration (advantage)
-
ITIL Foundation (advantage)
-
Valid unendorsed Code 08 driver’s license
Experience Required
-
Minimum 5 years IT-related experience
-
Proven track record in a similar role
Competencies & Skills
-
Excellent communication and documentation skills (English)
-
Strong interpersonal and client-facing skills
-
Problem-solving and troubleshooting ability
-
Strong planning, organisation, and attention to detail
-
Ability to work under pressure and in crisis situations
-
Solid knowledge of TCP/IP, VLAN, LAN, WAN, WLAN, routing protocols
-
Experience with firewalls, IDS/IPS, endpoint protection
-
Familiarity with Fortinet devices, HP/Aruba, Ubiquiti, Linux
-
Proficiency with network monitoring tools (PRTG, Wireshark, Nessus)
-
Knowledge of international security standards (ISO 27001, PCI DSS)
Physical Demands & Work Environment
-
Requires lifting networking equipment and working in data centres
-
Office-based, with travel to remote sites (local & international)
-
Availability after hours for urgent issues may be required
Key Duties & Responsibilities
-
Design, configure, and implement LAN, WAN, WLAN, VPN, Firewalls, Switches
-
Maintain DNS, DHCP, network security, and wireless infrastructure
-
Monitor, troubleshoot, and resolve network connectivity issues
-
Perform proactive monitoring, maintenance, and system upgrades
-
Ensure compliance with security and privacy regulations
-
Administer software and hardware assets, license compliance
-
Provide end-user support, guidance, and training
-
Maintain accurate documentation, network diagrams, and procedures
-
Liaise with 3rd-party vendors and service providers
-
Participate in disaster recovery planning and execution
-
Conduct Root Cause Analysis (RCA) for outages/security incidents
-
Ensure ICT systems meet international compliance and standards
-
Submit accurate monthly reports on projects and progress
Additional Information
-
Only shortlisted candidates will be contacted.
-
If you do not hear back within 2 weeks of submitting your application, kindly consider your application unsuccessful.
For more information contact:
📩 Reabetsoe Aphane