at System One in Boise, Idaho, United States Job Description Controls Specialist ( PLC Systems Support) -

Semiconductor Location:

Boise, ID 83716 (onsite) Pay rate + $60-65/hr (flex depending on experience)

+ Shift differential: +$5/hr after 6pm (when applicable) Per diem + $200/day

+ Paid only while onsite and working in Boise

+ Not paid on travel days (Day 1 and Day 10)

+ Not paid for the 4 off days Schedule / rotation

+ Monday-Saturday, 10-hour days (no Sundays)

+ Typically 60 hours/week

+ Rotation noted by client: 2 weeks at 60 hours, 3rd week 50 hours, then back to 60 hours for 2 weeks (repeating) Travel time

+ Travel to/from site paid up to 4 hours each way

+ No per diem on travel days Tools and PPE

+ Tools provided by client

+ Candidate provides: safety-toed leather work boots that cover the ankle (defined heel), ANSI Z87 safety glasses, and boots/glasses must meet site requirements

+ Provided onsite: branded high-vis vest, hard hat, gloves, hearing protection

+ Dress code: long denim pants (no synthetic materials), shirts with sleeves Required before first day onsite

+ OSHA 10 Construction certification required prior to arrival (cannot be completed onsite; not paid) Position summary The Controls Specialist supports and troubleshoots PLC -based control systems in a mission-critical environment. This is not a greenfield programming role. You will navigate existing programs (ladder logic/function blocks), trace I/O, identify interlocks, diagnose faults, and support live operations for power and cooling infrastructure. Key responsibilities

+ Troubleshoot existing PLC programs using Rockwell Studio 5000 / Logix Designer

+ Trace I/O to isolate sensor/device/logic failures

+ Diagnose issues impacting chillers/cooling systems, switchgear/power distribution, backup generators, pumps, HVAC equipment

+ Review ladder logic/function blocks/interlocks to determine root cause

+ Coordinate with operations/maintenance to implement corrective actions

+ Support minor logic adjustments and system modifications as needed

+ Verify communications between PLCs, HMIs, BMS , and EPMS systems

+ Maintain documentation and follow MOC (Management of Change) processes

+ Participate in incident response for uptime-critical systems Required qualifications + 3+ years of experience working with Siemens PLC systems

+ Strong ladder logic and industrial controls fundamentals

+ Experience with EtherNet/IP and industrial communication protocols

+ Ability to read electrical schematics and P&IDs

+ Comfortable To view full details and how to apply, please login or create a Job Seeker account