Senior Maintenance Technician

About the role

We are seeking a highly skilled and detail-oriented Senior Maintenance Technician - Digital Signal Processing (DSP) to join our technical operations team. The successful candidate will be responsible for executing advanced maintenance, repair, and overhaul activities to ensure high-quality workmanship, technical accuracy, and operational reliability across electronic and RF systems.

This role requires extensive hands-on experience in fault finding, component-level repairs, RF systems, Digital Signal Processing (DSP), and IT infrastructure support. The ideal candidate will thrive in a technically demanding environment and play a key role in maintaining operational efficiency, product reliability, and customer satisfaction.

Qualifications & experience

• Minimum Diploma in Electrical/Electronic Engineering or applicable NQF 6 qualification.


• Minimum 6 years’ experience, preferably 8 years’ experience in fault finding and component-level repairs.


• Additional IT-related qualification will be advantageous.


• Basic understanding of Radio Frequency (RF) equipment.


• Experience with installation and maintenance of operating systems such as Windows Workstation, Windows Server, and Linux (terminal mode).


• Experience in installation of application software and databases.


• Experience in testing and configuration of network equipment such as routers and switches.


• Experience in maintenance and repair of power supplies, UPS systems, load testing, and battery balancing.


• Experience in maintenance and repair of Digital Processing Units (DPU).

Key technical skills

• Strong understanding of troubleshooting techniques to accurately identify faults in electronic equipment.


• Proficiency in using advanced Radio Frequency (RF) test instruments.


• Ability to read and interpret schematics and block diagrams of electronic circuits.


• Understanding of hardware (HW), software (SW), firmware (FW), and system application interfaces.


• Strong understanding and experience with RF equipment including receivers and transmitters.


• Ability to maintain and repair computer hardware, workstations, and servers, including RAID systems.


• Experience in third-party repair coordination.


• Strong technical problem-solving and analytical skills.


• High attention to detail and commitment to quality workmanship.

Key responsibilities

Maintenance, Repair & Technical Support

• Perform diagnostics, repairs, and maintenance of electronic equipment in line with quality standards.


• Achieve first-time-right repairs while minimizing rework and customer complaints.


• Ensure repairs are completed within defined turnaround times (TAT).


• Provide technical guidance and support on complex repairs and maintenance activities.


• Optimize the use of spare parts to improve cost efficiency and reduce waste.


• Maintain accurate repair documentation and ensure ERP systems are updated correctly.


• Deliver customer training and technical support where required.

Occupational Health & Safety

• Maintain a zero-incident work environment by adhering to all safety standards.


• Ensure full compliance with Occupational Health and Safety (OHS) policies and procedures.


• Promote a safety-first culture through regular inspections, awareness initiatives, and adherence to safe work practices.

Our recruitment values:

HENSOLDT South Africa focuses on diversity, equity, and inclusion in our organizational strategy. We are committed to building a diverse and inclusive corporate culture that benefits our employees and delivers better outcomes for our clients. In line with our commitment to equal employment opportunities and our focus on diversity in the operational environment, we welcome applications from all ethnic groups. In line with HENSOLDT's commitment to equal employment opportunities and our focus on diversity in the operational environment, preference will be given to suitable candidates from designated groups.

Application Deadline: 29 May 2026. 

How to apply: 

Please submit your CV by applying directly on the HENSOLDT Careers page.

If you have not been contacted within 14 days of the closing date, please consider your application