76 Network Hardware jobs in Johannesburg

Overview

As a Network Technician, you will be responsible for supporting the organisation’s communications and infrastructure services. You will install, configure, monitor, and support client networks - spanning fibre, wireless, MPLS, SD-WAN, firewalls, VoIP, and cloud integration, ensuring uptime, security, and performance meet high standards.

South African Citizen based applications only

• Install, configure, and maintain network hardware: routers, switches, firewalls, access points.
• Provide onsite and remote support for ISP services: Fibre, Microwave, SD-WAN, MPLS, and mobile internet.
• Implement and support voice systems: SIP trunking, IP-PBX (3CX, Microsoft Teams telephony).
• Enforce security through firewall setup and coordination with managed cybersecurity tools.
• Integrate cloud connectivity (Azure, AWS, Private Cloud) into hybrid network environments.
• Monitor and resolve network issues using NOC and monitoring tools.
• Perform preventative maintenance, firmware upgrades, and patching.
• Provide customer support, configuration documentation, and escalate incidents per SLA.
• Assist with the design and implementation of network infrastructure projects.
• Travel to client sites to support physical installations and troubleshooting.

• 3+ years in network support or field engineering roles.
• Strong technical knowledge of:
• • Cisco / Aruba / HPE switches & routers
  • Next-gen firewalls (e.g., Sophos, Trend Micro, SentinelOne)
  • MPLS, SD-WAN, VPNs
  • Wi-Fi access point deployment and configuration
  • SIP trunking solutions and IP-PBX systems (3CX, MS Teams telephony)
  • Familiarity with cloud networking (Azure / VPN, AWS VPC)
  • Proficient in NOC ticketing systems, network monitoring, and diagnostic tools
  • Strong troubleshooting, problem-resolution, and customer communication skills
• Valid driver’s license for client-site deployments.

• Certifications: CCNA or equivalent, NFPA, 3CX Engineer, Azure Networking, Sophos / Trend Micro / SentinelOne.
• Experience with managed services for mid-sized to large clients.
• Knowledge of telecom ISP operations and resilience best practices (failover, redundancy).

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SUMMARY:

A technology company in Randburg is seeking a Senior Electronic Hardware Engineer.

Senior Hardware Engineer

Recruiter:

Network Recruitment

Job Ref:

NES /RS

Date posted:

Thursday, June 19, 2025

Location:

Johannesburg, South Africa

SUMMARY:

A technology company in Randburg is seeking a Senior Electronic Hardware Engineer.

POSITION INFO:

We are looking for a hard-working, innovative, and passionate Engineer to join our dynamic engineering team, in a vertically integrated, high-growth company active in the railway,

commercial truck, defence, and mining sectors. With facilities in South Africa and the United States, we design and manufacture cutting-edge electronic products, combining in-house SMD manufacturing, PCB assembly, embedded systems, and precision CNC machining.

Our 450+ employees share our commitment to excellence and engineering integrity. This position is an excellent opportunity for a Senior Engineer seeking exposure to advanced power electronics, embedded hardware design, and the full product development lifecycle—from concept to serial production.

Key Responsibilities:

• Lead and contribute to the concept design of embedded and power electronic systems
• Select components suitable for harsh industrial and EMC-critical environments
• Develop schematics and guide PCB layout, with a focus on power density and thermal optimization
• Design with EMC compliance in mind
• Oversee prototyping, validation, and iterative testing
• Perform low-level firmware development and support software-hardware integration
• Collaborate on production readiness, including DFM/DFT planning and cost optimization
• Support quality assurance, including hardware validation and root-cause analysis
  
  

• Bachelor’s or Master’s Degree in Electronic or Electrical Engineering
• Minimum 5 years industry experience in power electronics, embedded systems or related fields
• Strong understanding of switch-mode power supplies, DC-DC converters, inverters and gate driver design
• Hands-on experience with schematic capture and PCB design tools (e.g., Altium, and KiCAD)
• Familiarity with C/C++ for embedded microcontrollers (ARM, DSP, or similar)
• Experience in EMC troubleshooting and compliance design
• Excellent problem-solving skills, curiosity, and a willingness to continually learn
• Strong communication and collaboration abilities
  
  

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Engineering and Information Technology
• Industries Advertising Services

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• Designing and testing advanced power electronic circuits (DC-DC converters, inverters, motor drives).
• Selecting and optimizing components (IGBTs, MOSFETs, gate drivers, transformers, capacitors).
• Performing schematic capture, PCB layout, and DFM (design for manufacturability).
• Collaborating with Embedded, Mechanical, and Systems Engineers on integrated solutions.
• Running simulations (SPICE, LTspice, PLECS) to perfect your designs.
• Debugging, testing, and validating prototypes in the lab.
• Ensuring designs comply with safety and EMC standards.

• Bachelors or Masters in Electrical/Electronic Engineering (or similar).
• 3+ years of hands-on experience in power electronics hardware development.
• Strong grasp of semiconductors & magnetics.
• Experience with simulation tools and lab debugging instruments (oscilloscopes, power analyzers, etc.).
• Familiarity with thermal + EMI/EMC considerations in power design.
• A problem-solver with sharp attention to detail.

• Design, develop, and test power electronic circuits including DC-DC converters, inverters, and motor drives.
• Select and evaluate components such as IGBTs, MOSFETs, gate drivers, transformers, and capacitors.
• Perform schematic capture, PCB layout, and design for manufacturability.
• Collaborate with embedded systems, mechanical, and systems engineers on integrated designs.
• Conduct simulations (e.g., SPICE, LTspice, PLECS) to verify and optimize designs.
• Support product testing, debugging, and validation activities in the lab.
• Ensure compliance with relevant safety and EMC standards.

• Bachelors or Masters degree in Electrical/Electronic Engineering or a related field.
• 3+ years of experience in power electronics hardware development.
• Strong understanding of power semiconductor devices and magnetics.
• Experience with simulation tools and hardware debugging instruments (oscilloscopes, power analyzers, etc.).
• Familiarity with thermal and EMI/EMC considerations in power design.
• Excellent problem-solving skills and attention to detail.

Reference: Pta -EP-6

Hardware Development Engineer needed at a listed company with excellent International Product exports. Will be responsible for developing new and improving existing hardware and software products.

• Eng./BSc (Electronic Engineering)
• Minimum 5 years’ experience in digital circuit design.
• Altium Designer, mentor, or similar PCB design software skills.
• Version control, configuration control and documentation process experience essential.

• Design, develop and qualify products and subcomponents
• Schematic capture and PCB design.
• Data pack and hardware documentation, including version and config control.
• Integration and testing of various designed subcomponents.

You may apply via our website:
If you are unable to apply online, you can alternatively submit your resume/cv to:
When applying for a specific position, please ensure that you use the correct reference number (Pta ) for the correct allocation.

Reference: Pta -EP-6

Hardware Development Engineer needed at a listed company with excellent International Product exports. Will be responsible for developing new and improving existing hardware and software products. Degree with a minimum of 5 years in digital circuit design. Skilled in Altium and on ARM processors.

Qualifications and minimum requirements:

1. Eng./BSc (Electronic Engineering)
2. Minimum 5 years’ experience in digital circuit design.
3. Altium Designer, mentor, or similar PCB design software skills.
4. Version control, configuration control and documentation process experience essential.

1. Design, develop and qualify products and subcomponents.
2. Schematic capture and PCB design.
3. Data pack and hardware documentation, including version and config control.
4. Integration and testing of various designed subcomponents.

You may apply via our website ( if you are unable to apply online, you can alternatively submit your resume/cv to us by using the following email address:
When applying for a specific position, please ensure that you use the correct reference number (Pta ) for the correct allocation.