Lab / Assaying Technician

Sisco Jobs; Tiruchirappalli; On-site; INR 112,000 - 167,000; Full time

Benefits offered by this job

Food & Accommodation provided for out‑

Company policy-based benefits

Job summary

Sisco Jobs is seeking a Lab / Assaying Technician (Precious Metals) in Tiruchirappalli to test gold and silver purity using BIS-compliant methods. The role offers hands-on training with both freshers and experienced candidates welcome.

Responsibilities include sample prep, fire assay, XRF support, safety, and meticulous record-keeping. Rotational shifts and on-site work prevail, with a salary up to ₹15,000 per month for suitable qualifications and performance.

Qualifications

• Educational background in chemistry with emphasis on analytical techniques.
• Familiarity with standard lab safety and documentation practices.
• Ability to perform precise measurements and maintain records.

Responsibilities

• Sample preparation: weigh gold/silver samples accurately for testing.
• Assaying & testing: perform fire assay and chemical tests per SOPs.
• Spectrometry analysis: assist XRF testing for non-destructive checks.
• Acid handling & safety: manage acids and waste per safety protocols.
• Furnace operation: handle high-temp furnaces and related tools.
• Documentation & reporting: log testing results and purity calculations.
• Quality compliance: follow BIS rules and maintain calibration of instruments.
• Equipment maintenance: keep lab clean and report defects.

Skills

Inorganic chemistry

Titration

Lab equipment handling

Education

B.Sc in Chemistry

Job description

Tiruchirappalli, India

Job Title: Lab / Assaying Technician (Precious Metals)

About the Role

We are seeking a dedicated and detail-oriented Lab / Assaying Technician to join an accredited Gold & Silver Assaying and Hallmarking Centre . In this role, you will be responsible for testing the purity of precious metals using standardized chemical and non-destructive testing procedures (such as Fire Assaying / Cupellation and XRF analysis) in compliance with Bureau of Indian Standards (BIS) norms.

Openings for Freshers & Experienced Candidates. Comprehensive hands-on training will be provided.

Job Type: Full-time, Permanent

Industry: Hallmarking & Assaying Centre (BIS Certified)

Salary: ₹10, 000 – ₹15, 000+ per month (Negotiable based on qualification, performance, and experience)

Benefits: Food & Accommodation provided for eligible outstation candidates (as per company policy)

Key Responsibilities

Sample Preparation: Receive gold/silver samples, accurately weigh them using micro-analytical balances, and prepare them for testing.

Assaying & Testing: Perform fire assay (cupellation) and chemical wet assaying methods following standard operating procedures (SOPs).

Spectrometry Analysis: Assist in operating X-ray Fluorescence (XRF) testing machines for preliminary and non-destructive purity checks.

Acid Handling & Safety: Safely prepare, handle, and store assay chemicals (such as Nitric Acid) and adhere strictly to laboratory safety, disposal, and exhaust ventilation protocols.

Furnace Operation: Safely handle high-temperature muffle/cupellation furnaces and assaying lab tools.

Documentation & Reporting: Maintain meticulous records of testing logs, heat-loss calculations, weight variations, and purity percentages.

Quality Compliance: Ensure all procedures strictly align with BIS hallmarking rules and standards.

Equipment Maintenance: Maintain cleanliness of lab instruments, coordinate routine calibration of analytical balances, and report equipment defects promptly.

Shift Timings

Candidates must be willing to work on rotational shifts:

Morning Shift: 8: 30 AM – 8: 30 PM (includes 1-hour lunch break)

Night Shift: 8: 30 PM – 8: 30 AM

General Shift: 9: 30 AM – 9: 00 PM (includes 1-hour lunch break)

Qualifications & Criteria

Educational Qualification:B.Sc in Chemistry (Preferred) or related chemical sciences.

Experience: Fresh graduates are welcome to apply; candidates with 6+ months to 1 year of experience in a gold testing lab, jewelry manufacturing unit, or chemical quality lab will have an added advantage.

Gender / Eligibility: Open to all eligible candidates comfortable working in rotational shifts (including night shifts).

Basic understanding of inorganic chemistry, titration, and standard laboratory equipment.

High precision and dexterity when handling micro-weights and sensitive instruments.

Strong attention to detail and record-keeping discipline.

Sound knowledge of laboratory health and safety standards.