Lab Chemist

About Mariana Minerals

Mariana Minerals is a software-first, vertically integrated minerals company dedicated to supplying critical minerals essential for modern energy, AI, and defense technologies. We aim to revolutionize the minerals supply chain through advanced software, automation, and data-driven decision-making.

Position Summary

We are seeking a detail-oriented Senior Analytical Chemist to join our laboratory team. This senior-level role focuses on high-quality sample preparation and the execution of routine analytical testing.

Key Responsibilities

• Safety & Compliance: Strictly adhere to all Standard Operating Procedures (SOPs), chemical hygiene plans, and Personal Protective Equipment (PPE) requirements to maintain a safe working environment.
• Lab Maintenance: Willing to maintain a clean and organized workspace; manage chemical inventory and waste disposal according to regulatory standards.
• Sample Preparation: Perform precise preparation of various sample matrices, including weighing, digestion, dilution, and filtration, ensuring zero cross-contamination.
• Instrument Operation: Assist in the operation, calibration, and basic troubleshooting of analytical equipment.
• Data Management: Accurately record experimental observations and raw data into Laboratory Information Management Systems (LIMS) or lab notebooks.

Required Qualifications

• An associate/Bachelor’s degree in Chemistry, Biochemistry, or a closely related scientific field.
• Demonstrated proficiency in wet chemistry techniques (pipetting, titration, acid digestion).
• Familiarity with the principles of analytical instrumentation.
• Hands-on experience or academic exposure to Titration, Flame AA, ICP-OES/MS, or XRF is desirable.
• Knowledge of EPA, ISO, or GLP/GMP standards.

Soft Skills

• Strong attention to detail.
• Excellent time management.
• A commitment to collaborative teamwork.
• Willingness to learn new skills.