Concrete 3D Printer operator

Muscat, Sultanate of Oman | Posted on 02/22/2026

This role involves the operation and basic maintenance of a custom-built, gantry-style concrete 3D printer, which uses off-the-shelf components and a simple control system. The candidate is preferred to enjoy working with technology, are comfortable with construction materials, and have a mechanical and electrical aptitude.

Responsibilities:

Printer Operation:

• Load, start, and monitor printing jobs according to project specifications and safety procedures.
• Monitor the concrete material delivery system and mixing process to ensure consistent flow.
• Perform routine checks during printing to identify and resolve minor issues (e.g., nozzle clogs, material flow inconsistencies).
• Assist in preparing, mixing, and loading specialized concrete/mortar materials for the printer.
• Ensure the proper cleanup of material delivery hoses, pumps, and the print head after each job.

• Perform routine pre- and post-operation checks on the printer's mechanical components (gantry movement, motors, guide rails, etc.).
• Assist in minor troubleshooting and repair of the simple control system and mechanical components under supervision.
• Keep the printer and surrounding work area clean and organized.

• Adhere to all job site safety standards and operate the equipment responsibly.
• Accurately log print jobs, material usage, and any maintenance performed.

Basic Qualifications (Skills & Knowledge)

Technical Aptitude:

Basic familiarity with mechanical systems and understanding of how simple motors or robotics operate.

Computer

Skills:

Basic proficiency in using a computer or tablet for operating a simple control interface (G-code sender, basic printer control software) and basic knowledge of 3d modelling software (CAD) to produce or modify simple designs made by design engineers.

Construction/Material Knowledge:
Basic understanding of construction materials, particularly concrete or mortar, including mixing, consistency, and curing.

Troubleshooting:

Ability to observe system function, identify simple problems (e.g., a loose wire, a jam), and communicate them clearly.

Electrical awareness:

Basic understanding of electrical circuits both DC and AC (single and 3 phase) to be able to troubleshoot and fix simple issues like loose wiring in a safe manner.

Comfortable working on a construction or workshop site, which may involve physical labor, lifting, working outdoors, securing heavy loads for crane lifting and securing them in a trailer.

Education:

High school diploma or equivalent.

Mindset:

Eagerness to learn, strong attention to detail, and a commitment to producing high-quality work.