Job Description Senior Network Engineer Aruba & FortiGate Specialist Malelane Mpumalanga BM

Job Description - Senior Network Engineer - Aruba & FortiGate Specialist Malelane Mpumalanga - BM

Design. Secure. Lead.

A well-established technology solutions provider is expanding its senior technical capability and is seeking a highly experienced Senior Network Engineer with strong Aruba and FortiGate expertise to take ownership of complex client network environments.

The successful candidate will play a key role in designing and supporting enterprise-grade infrastructure for clients across Mpumalanga and nationally. This position requires a technically strong professional who understands network performance resilience and security at an advanced level.

Key Responsibilities

This is a senior-level technical role and not a helpdesk position. The successful candidate will be responsible for:

• Designing and deploying Aruba-based network infrastructure including switching wireless networks and VLAN architecture
• Configuring and managing FortiGate firewall environments including VPNs policies SD-WAN and security hardening
• Conducting advanced troubleshooting and root cause analysis for complex network issues
• Strengthening network security frameworks and implementing best practices
• Managing multi-site and hybrid network environments
• Providing high-level technical guidance and infrastructure advice to clients
• Mentoring and supporting junior technical staff where required

This role offers a high degree of autonomy and technical responsibility.

Core Technical Requirements

Aruba (Primary Focus)

• Strong experience with Aruba switching and wireless infrastructure
• VLAN design and network segmentation
• Performance optimisation and monitoring
• Implementation of secure network architecture
• Aruba certification advantageous

Firewall & Security

• Proven hands-on experience with Fortinet FortiGate
• Firewall policy design and management
• Site-to-site and client VPN configuration
• SD-WAN deployment
• Network security best practices and hardening

Minimum requirements:

• 510 years networking experience
• Strong experience with enterprise network design
• Hands-on experience with:
  • Extensive hands-on experience will be highly valued.
• Aruba switching and wireless networks
  • VLAN architecture
  • FortiGate firewall configuration
  • VPNs and SD-WAN
  • Network security and monitoring
  • Multi-site network environments
  • Mandatory certifications and experience in Aruba and FortiGate (Fortinet)
• Cisco CCNA / CCNP - certificate
• CompTIA Network - certificate

• Additional Expectations:
  • Strong troubleshooting and implementation capability
  • Ability to operate in a production high-availability environment
  • Willingness to be based on-site in Mpumalanga

The Ideal Candidate

• Comfortable operating in high-responsibility technical environments
• Thinks strategically and architecturally not just operationally
• Prioritises security and network resilience
• Communicates confidently with business clients and stakeholders
• Works independently and consistently delivers high-quality outcomes

What This Opportunity Offers

• Influence over infrastructure design and technical decisions
• Exposure to diverse enterprise and SME client environments
• A technically focused leadership environment
• A stable and well-established client base
• The opportunity to contribute to and elevate network infrastructure standards

Remuneration

R100000 per month cost to company negotiable commensurate with experience qualifications and current earnings etc. If you are a technically strong certified candidate who can operate independently and add immediate value to an existing client environment please email a copy of your updated CV to