Job Title: Refill Systems Engineer (Technical & Field Ops)
Location: Singapore

Help Us Power the Refill Revolution
Ecoworks is an award-winning sustainability startup reimagining how everyday products are delivered - without the waste. We design and operate smart refill stations to eliminate single-use plastic packaging at scale.

We're looking for a hands-on Refill Systems Engineer who can own our day-to-day field operations while supporting hardware prototyping and maintenance. This is a rare hybrid role that mixes logistics, engineering, and sustainability - perfect for someone who wants to build real things, not just sit behind a desk.

Key Responsibilities:

Key Responsibilities

Prototyping & Fabrication (Build and Hack)

• Design small mechanical improvements using CAD software (e.g., Fusion 360), and fabricate them using 3D printers or hand tools.
• Tweak station components or mounts for improved usability, durability, or performance.
• Help test new station modules or enclosures before islandwide rollout.

Embedded Systems & Rapid Testing (For the Tinkerers)

• Assist in sensor integration (e.g., load cells, flow sensors) or microcontroller tinkering (e.g., ESP32, Arduino).
• Support early-stage development of hardware logic, triggers, or sensor feedback loops.
• Help log field data and test firmware/hardware behavior in real-world conditions.

Field Operations & Refill Logistics

• Drive our refill van and execute detergent refills across a network of smart stations islandwide.
• Monitor and maintain optimal stock levels across sites to prevent downtime.
• Maintain basic cleanliness, calibration, and functional checks of each station.
• Supervise part-time crew or field contractors as needed.

️ Maintenance & Technical Troubleshooting (Maker-Minded)

• Perform routine preventive maintenance and field servicing for pumps, flow meters, solenoid valves, and wiring.
• Diagnose hardware faults and carry out on-the-spot fixes - with tools, tape, or code, if needed.
• Liaise with hardware vendors for component replacements or upgrades.

Workshop & Inventory Management

• Maintain workshop cleanliness, organize spare parts, and track consumables.
• Coordinate detergent restocking and maintain tidy inbound/outbound inventory logs.
• Support ordering cycles and help forecast hardware or refill supply needs.

Reporting & Process Improvement

• Provide weekly reports on field ops, inventory status, and station uptime.
• Suggest workflow and hardware improvements - whether that's better logistics routing or a smarter nozzle mount.

Field Operations & Refill Logistics

• Oversee daily refill operations across multiple station sites islandwide.
• Ensure timely and accurate delivery and replenishment of detergent products.
• Supervise part-time refill crew or contractors as the business scales.

StationMaintenance & Troubleshooting

• Conduct preventive checks and resolve common issues with piping, pumps, flow sensors, valves, and electrical components.
• Coordinate with hardware vendors and assist in installation and relocation of stations.

Warehouse & Inventory Management

• Monitor stock levels of detergents and consumables.
• Maintain tidy, organized records of inbound/outbound goods.
• Support forecasting and restocking to reduce downtime.

Process Improvement & Reporting

• Identify bottlenecks and propose improvements in the refill/maintenance workflow.
• Provide weekly reports on station performance and inventory status.

Ideal Candidate

• Diploma or Degree in Mechanical Engineering, Electrical Engineering, Mechatronics, Industrial Design, or similar.
• Familiar with basic plumbing, mechanical fittings, electrical wiring, or sensor calibration.
• Experience in CAD (e.g., Fusion 360, SolidWorks) and 3D printing is a strong plus.
• Enjoys hands-on work and solving real-world problems.
• Physically fit and willing to travel across Singapore frequently.
• Holds a valid Class 3/3A driving license.
• Bonus: Prior experience with vending machines, dispensing systems, or sustainability tech.

Why Join Ecoworks?

• Build Singapore's circular economy from the ground up.
• Grow with a passionate, fast-moving team solving real-world sustainability challenges.
• Gain practical exposure to engineering, field ops, and hardware development.
• Shape the future of zero-waste retail - and have fun doing it.