_{23rd April, 2026}

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

 

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