Remote Senior Network Architect - High-Impact Infrastructure

Placements24; Pretoria; Hybrid; ZAR 900,000 - 1,400,000; Full time

Benefits offered by this job

Remote-friendly salary

Health insurance

Retirement plan

Certifications assistance

Equipment stipend

Flexible hours

Home office stipend

Generous PTO

Job summary

Placements24 is seeking a Senior Network Infrastructure Specialist to design, implement, and manage enterprise networks with a focus on high availability and security. This mostly remote role includes occasional travel to our Pretoria headquarters for critical milestones.

You will architect scalable solutions, troubleshoot complex issues, and mentor junior engineers while partnering with security and cloud teams to optimize performance and resilience.

Qualifications

• Minimum 6 years of experience in design and operation of enterprise networks.
• Experience designing, implementing, and maintaining complex networks.
• CCNA/CCNP or equivalent certifications desirable.

Responsibilities

• Design, deploy, and manage enterprise network infrastructures (LAN/WAN/WLAN/VPN).
• Configure routers, switches, firewalls, and load balancers from multiple vendors.
• Enforce network security policies and best practices.
• Monitor performance, troubleshoot issues, ensure high availability.
• Document configurations and procedures; maintain diagrams.
• Evaluate new technologies to improve infrastructure.
• Collaborate with cross-functional teams for deployments.
• Participate in on-call rotation for 24/7 support.
• Conduct regular network audits and vulnerability assessments.
• Mentor junior engineers and provide technical guidance.

Skills

Network design

TCP/IP

Routing (BGP/OSPF)

Network security

Firewalls & VPN

Vendor hardware

Cloud networking

CCNA/CCNP

Remote collaboration

Education

Bachelor's degree in Computer Science / IT

Tools

Cisco IOS

Juniper Junos

HP Aruba

Job description

Placements24 is seeking a Senior Network Infrastructure Specialist to design, implement, and manage enterprise networks with a focus on high availability and security. This mostly remote role includes occasional travel to our Pretoria headquarters for critical milestones.

You will architect scalable solutions, troubleshoot complex issues, and mentor junior engineers while partnering with security and cloud teams to optimize performance and resilience.