Job Description

We are looking for candidates who want to join our vibrant and fast-growing team as

a System Support Engineer Tier 3

.

As a world-leading smart mobility Software-as-a-Service tech company operating across 23 countries, we are looking for a System Support Engineer Tier 3 in our Research and Development department. This role requires deep technical expertise in SQL, Linux, and system troubleshooting, with the ability to resolve complex incidents, optimize applications, and support both local and international systems. The ideal candidate thrives under pressure, demonstrates strong problem-solving capabilities, and can mentor and support junior team members.

Responsibility

Technical Support & Troubleshooting

Serve as the Tier 3 escalation point for complex system, application, and database issues from Tier 1 and Tier 2 support Troubleshoot, diagnose, and resolve advanced SQL queries, database integrations, and system incidents Maintain, optimize, and develop stored procedures, scripts, and automated processes to improve system efficiency Provide guidance on system configuration, network setups, firewalls, and VPN troubleshooting Support telematics, IoT, or vehicle-related devices and applications, including data analytics and hardware integrations.

System & Application Management

Administer and maintain Linux environments with intermediate to advanced command-line proficiency. Monitor system performance, identify bottlenecks, and implement optimizations to improve reliability. Collaborate with international teams or clients to provide seamless system support and incident resolution. Assist in system upgrades, patches, and deployment of application updates.

Reporting & Analysis

Generate, analyse, and maintain complex reports using PostgreSQL and other SQL platforms. Conduct data analysis to support business operations and identify trends, errors, or areas for improvement. Leverage advanced Excel skills for reporting, data validation, and ad-hoc analysis.

Leadership & Team Support

Mentor and support junior support staff, providing technical guidance and knowledge transfer. Assist with incident management, including ticket review, prioritization, and SLA adherence. Document technical procedures, incident resolutions, and best practices to ensure team knowledge continuity.

Requirements

National Senior Certificate / Grade 12 (minimum). IT or computer science qualification strongly preferred. Minimum 4-6 years of hands-on SQL experience, with strong proficiency in query writing and troubleshooting. Advanced experience in PostgreSQL, including complex queries, performance tuning, and stored procedures. Proficiency with procedural SQL (PL/SQL) for developing and debugging stored functions. Intermediate to advanced Linux command-line skills, with experience in system administration. Prior experience supporting international systems or clients is advantageous. Strong working knowledge of MS Excel, with advanced data manipulation skills. Experience in telematics, IoT, or vehicle camera systems highly desirable. Experience with camera systems, video devices, or similar hardware is advantageous. Familiarity with ticketing and incident management systems Exposure to Python or other scripting/automation tools to improve system efficiency. Knowledge of networking fundamentals, including firewalls, VPNs, and system integrations. Excellent verbal and written communication skills; able to explain complex technical concepts to non-technical stakeholders. Ability to prioritize and manage multiple tasks in high-pressure environments.
Job Type: Full-time

Ability to commute/relocate:

Rosebank, Gauteng: Reliably commute or planning to relocate before starting work (Preferred)
Experience:

Linux: 4 years (Preferred) SQL: 5 years (Preferred) PostgreSQL: 2 years (Preferred) IOT: 3 years (Preferred) Telematics: 3 years (Preferred)
Work Location: In person