Lead PLC Controls Engineer for Heavy Drilling - Equity

Durin Mining Technologies, Inc.; El Segundo (CA); On-site; USD 150,000 - 180,000; Full time

Benefits offered by this job

Equity

Healthcare coverage

Meals at HQ

Housing assistance

Job summary

Durin Mining Technologies, Inc. is seeking a Senior Controls Engineer to own the brains of next‑generation drill rigs. You will design and implement PLC logic, safety interlocks, and motion control, using IEC 61131‑3 languages and state machines. Travel to field sites for commissioning is required.

You will collaborate with mechanical, electrical, and software teams to specify sensors, actuators, and HMI interfaces, while ensuring robust performance in rugged mining environments.

Qualifications

• 5+ years programming and commissioning industrial PLCs.
• Strong knowledge of IEC 61131-3 languages (ST/Ladder).
• Experience with hydraulics, servos, and safety interlocks.
• Proficient with fieldbuses (EtherCAT, CAN, Profibus, Modbus).

Responsibilities

• Architect and program PLC logic for drill cycles, safety interlocks, and material handling.
• Implement state machines and PID loops in IEC 61131-3 languages.
• Commission control systems on rigs, including wiring and tuning.
• Collaborate with mechanical/electrical/software teams on integration.
• Design alarms, recovery routines, and HMI interfaces for drillers.
• Ensure compliance with safety standards (STO, SIL, lockout/tagout).
• Support networking/fieldbus integration (EtherCAT, CANopen, OPC UA).
• Mentor embedded/software teammates on PLC fundamentals.
• Travel to test sites for commissioning and field support (20–50%).

Skills

Industrial PLCs

IEC 61131-3 languages

Structured Text

Ladder

Fieldbus experience

PID control

System commissioning

Troubleshooting I/O

Robust field environments

Tools

Beckhoff

Siemens

Allen-Bradley

Job description

Durin Mining Technologies, Inc. is seeking a Senior Controls Engineer to own the brains of next‑generation drill rigs. You will design and implement PLC logic, safety interlocks, and motion control, using IEC 61131‑3 languages and state machines. Travel to field sites for commissioning is required.

You will collaborate with mechanical, electrical, and software teams to specify sensors, actuators, and HMI interfaces, while ensuring robust performance in rugged mining environments.