Overview
Laboratory Technician – Instrumentation Jobs in Johannesburg, Gauteng, South Africa at ALS
Title: Laboratory Technician – Instrumentation
Company: ALS
Location: Johannesburg, Gauteng, South Africa
Job Title: Laboratory Technician – Instrumentation
Location: Johannesburg, South Africa
Reporting to: Instrumentation Team Leader
About The Role
ALS is seeking a motivated and detail-oriented Laboratory Technician – Instrumentation to join our laboratory team in Johannesburg.
This role operates in a 24/7 environment and requires flexibility to work shifts and extended hours when needed.
The successful candidate will support laboratory operations by ensuring accurate sample analysis, maintaining instrumentation, and delivering high-quality data within set production targets.
Key Responsibilities
Laboratory Operations & Compliance
- Adhere to ALS Health & Safety standards, company values, policies, and SOPs
- Maintain proper housekeeping and safe handling of samples, consumables, and equipment
- Ensure accurate sample tracking and data integrity at all times
Instrumentation & Analysis
- Operate and perform routine and non-routine analysis using ICP, AAS, ICP-MS, XRF, and Leco instruments
- Conduct first-line maintenance, troubleshooting, and preventative care on instruments and auto-samplers
- Prepare calibration standards, sample dilutions, and QC solutions
- Monitor and resolve QC-related issues to ensure reliable data output
Production & Data Management
- Meet daily production targets per shift
- Accurately batch and manage runs using GEMS
- Perform technician-level data approval (Tech Approval)
- Maintain proper tracking and traceability of all samples and runs
Team Support
- Assist other laboratory departments when required
- Contribute to a collaborative, team-oriented work environment
Key Competencies
Behavioural
- Strong attention to detail
- Ability to work under pressure and meet strict deadlines
- Effective prioritization and communication skills
- Team player with a proactive mindset
Technical
- Solid understanding of analytical instrumentation and laboratory processes
- Knowledge of GEMS system
- Strong numerical and analytical skills
- Proficiency in MS Word and Excel
- Understanding of wet chemistry and geochemical digestion methods
- Ability to identify and report HSE risks
Qualifications & Requirements
- National Diploma in Analytical Chemistry (or equivalent)
- Fluent in English (written and spoken)
- Experience with AA or ICP instrumentation will be advantageous