IT Infrastructure & Network Engineer
No salary listed
Mid, Senior
Bachelor's
Johannesburg, South Africa
In PersonOn-site at the Johannesburg office.
IT OperationsSystem Administration, Network Engineering & Administration
About the job
Requirements
- A national diploma or relevant qualification in Information Technology, Computer Science, or a related field is required.
- A network certification such as CCNA or vendor equivalent is required or must be in progress.
- At least 3–5 years of experience in desktop, infrastructure, and end-user support is required.
- Demonstrated networking knowledge, including switching, wireless, VLANs, TCP/IP, DNS, DHCP, and quality of service, is required.
- Hands-on experience managing firewalls such as Fortinet, Sophos, Palo Alto, Cisco, or equivalent is required.
- Windows desktop and Windows Server support experience, including virtual servers using VMware or Hyper-V, is required.
- Experience with Active Directory or Microsoft Entra ID and Microsoft 365, including user and access management, is required.
- Experience supporting telephony or call centre environments is required.
- Experience working to service levels within a ticketing system is required.
- The role requires self-sufficiency as the main technical presence on site, service orientation, methodical problem solving, organisation, and reliability.
- The role requires compliance with POPIA and the Cybercrimes Act, adherence to information security policies and frameworks including FSCA Joint Standard 2 of 2024, ISO/IEC 27001, the CIS Controls, and the NIST Cybersecurity Framework, maintenance of audit evidence, prompt escalation of security incidents and risks, and completion of mandatory compliance and awareness training.
Responsibilities
- Provide first- and second-line support to users at the site for desktop, laptop, mobile, application, and connectivity issues.
- Support call-centre workstations, headsets, softphones, and applications, prioritising issues affecting live member service.
- Support telephony services, including VoIP, PBX or cloud telephony, SIP trunks, IVR, and call routing, as well as voice, email, chat, and messaging platforms, working with vendors where required.
- Resolve assigned tickets within agreed service levels, keep users informed, and coordinate hardware repairs and warranty claims through the IT Desktop and Asset Admin.
- Support meeting-room, audio-visual, and collaboration technology.
- Maintain and troubleshoot the local network, including switching, wireless, and connectivity to other sites, data centres, and cloud services.
- Manage site firewalls, including rule changes through the approved change process, firmware updates, VPN configuration, and periodic rule reviews.
- Maintain network quality of service for voice and omnichannel traffic, monitor network, telephony, and connectivity performance, and promptly escalate degradation.
- Manage physical network infrastructure, including patching, cabling, and comms-room condition, and keep network documentation current.
- Maintain local servers and supporting site services; manage virtual servers and day-to-day cloud infrastructure tasks within delegated authority, working with and escalating design, capacity, security, and incident matters to the Cloud Engineer.
- Deploy, configure, and decommission endpoints in line with organisational standards, including call-centre workstations and telephony endpoints; manage software installation, updates, patch levels, and endpoint security agents.
- Create, modify, and disable accounts in Active Directory, Microsoft Entra ID, and Microsoft 365 under the joiner, mover, and leaver process.
- Grant and remove access to systems, shared resources, call-centre, and telephony platforms only on approved requests and on a least-privilege basis; escalate unusual or high-risk requests and suspected account compromise to the Security Engineer before acting.
- Reset passwords and multi-factor authentication only after verifying user identity; support access-rights audits and remediate findings.
- Apply security controls, secure configuration baselines, and patching standards to site infrastructure and endpoints; maintain documented, least-privilege firewall policies and handle site security matters within delegated authority.
- Support backup operations and local restore testing, maintain configuration evidence for ISO 27001 and internal audit, and promptly report security incidents.
- Deliver assigned IT project work on time, according to scope and within budget.
- Keep the IT Desktop and Asset Admin informed of site asset movements, support asset audits, and raise equipment requirements through IT procurement.
- Escalate complex issues to the Head of IT with diagnostic information, share knowledge with engineers at other sites, identify recurring problems, propose permanent solutions, and contribute to the knowledge base.
- Align work with the direction and strategy set by the IT Executive, and promptly and transparently communicate progress and escalate issues and risks to the IT Executive, through the Head of IT where appropriate.
- Maintain evidence supporting the ISMS and internal, external, and certification audits within the area of responsibility; escalate security incidents, control weaknesses, and operational risks promptly.
Desired Qualifications
- Firewall vendor certification such as Fortinet NSE or Microsoft certification.
- Experience with contact-centre or omnichannel platforms such as Genesys, Five9, Amazon Connect, or Microsoft Teams Phone, or equivalent.
- Exposure to Microsoft Azure or other cloud infrastructure.
- Experience contributing to IT infrastructure projects.
- Experience in financial services or another regulated industry.
- Basic PowerShell scripting.
About the company
Kaelo makes integrated luxury beverage coolers built into surfaces like kitchen islands or bars for homes and premium spaces. Its Kryolux dry-cooling system creates a jacket of cold air around the bottle, chilling quickly without ice or water and keeping a beverage within 1–2 degrees of its opening, while using less power than a 60-watt bulb. The unit is operated by a smart-touch crown, includes ambient lighting with 27 color options, and is hand-built in the Cotswolds with crowns machined from solid stainless steel in various finishes. Kaelo sells mainly through premium kitchen dealers and aims to grow globally in luxury kitchens and marine environments, distinguishing itself by seamless surface integration as a social appliance and its dry-cooling technology.
Company Size
1-10
Company Stage
Seed
Total Funding
$1.1M
Headquarters
United Kingdom
Founded
2016
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Simplify's Take
What believers are saying
- KBBG added Kaelo in May 2026, expanding premium dealer reach across the UK.
- Kaelo launched U-Chill, U-Chill Plus, and undercounter fridges in 2026.
- Portable Host and outdoor integration broaden use cases beyond static kitchen installations.
What critics are saying
- Kaelo still sells a narrow premium niche, exposing it to design-cycle demand swings.
- High-end kitchen dealer dependence slows growth if installers favor integrated rivals like Carysil.
- Niche appliance businesses die when a cheaper brand copies the form factor faster.
What makes Kaelo unique
- Patented Kryolux dry-cooling keeps open bottles chilled without ice or water.
- Kaelo Host adds portable indoor-outdoor use while preserving built-in integration.
- Hand-built Cotswolds manufacturing and premium kitchen dealer distribution reinforce luxury positioning.
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Benefits
- Wellness Program