Mid Level SCADA/PLC Programmer
Job in
San Francisco, San Francisco County, California, 94199, USA
Listing for:
Carollo Engineers, Inc.
Full Time
position
Listed on 2026-01-09
Job specializations:
-
Engineering
Systems Engineer, Electrical Engineering, Automation Engineering, Software Engineer
Salary/Wage Range or Industry Benchmark: 85000 - 192000 USD Yearly
USD
85000.00
192000.00
YEAR
Job Description & How to Apply Below
Overview
Carollo Engineers is an internationally recognized environmental engineering firm that specializes in the planning, design, and construction of water and wastewater facilities. We are looking for a Programmer to design, develop, and troubleshoot control systems that seamlessly integrate with plant operations, driving improved efficiency, reliability, and performance.
At Carollo, you'll make a meaningful impact by contributing to projects that matter. We foster a collaborative and inclusive team culture where diversity is celebrated, and every individual feels valued. You’ll work alongside a passionate, driven team of professionals committed to excellence. As we strive to be the leading water consulting firm, you'll also find Carollo is the best place to grow your career.
This posting is scheduled to expire on 03/29/2025 if the position has not been filled prior to that date.
Responsibilities
Design, develop, and implement SCADA and PLC control systems for water and wastewater treatment processes.Program, test, and troubleshoot PLCs (Allen Bradley, Schneider, Siemens, etc.) to control various plant equipment and processes.Develop HMI applications for operator interfaces, including configuring graphics, alarms, and data trends to support plant operations.Maintain and modify existing SCADA systems, ensuring efficient and reliable performance across all operational systems.Collaborate with engineering teams to develop system specifications and requirements, integrating automation solutions with mechanical, electrical, and process systems.Perform system testing, simulation, and commissioning of SCADA and PLC systems in new installations or upgrades.Diagnose and resolve control system issues, providing technical support for system malfunctions or operational problems.Participate in field service and commissioning activities, ensuring proper implementation of control strategies and seamless system startup.Document control system designs and configurations, including wiring diagrams, PLC logic, and HMI screen layouts.Stay updated on industry trends and technology advancements, applying knowledge to continuously improve system functionality and efficiency.Qualifications
5-10 years of hands-on experience with SCADA, PLC, and HMI programming in industrial automation, preferably in water/wastewater treatment or a similar process-driven environment.Proficiency in programming PLCs (e.g., Allen Bradley, Siemens, Schneider) and experience with automation protocols such as Modbus, Ethernet/IP, or Profibus.Experience with SCADA software platforms such as Wonderware, Ignition, GE iFix, or similar.Understanding of HMI development, including graphical user interfaces, alarm management, and real-time data trending.Strong foundation in control systems design and troubleshooting, including electrical and instrumentation systems.Knowledge of networking and communication protocols used in industrial control systems (e.g., TCP/IP, OPC).Familiarity with industrial control hardware, including VFDs, sensors, actuators, and other field devices.Ability to read and interpret electrical schematics and P&IDs (Piping and Instrumentation Diagrams).Proven ability to diagnose and troubleshoot control system issues and conduct root cause analysis.Strong technical documentation skills, including the ability to write technical reports, user manuals, and system documentation.Excellent communication skills, both written and verbal, for collaborating with multidisciplinary teams and providing technical support to operators and maintenance personnel.Willingness to travel to job sites for installation, commissioning, and troubleshooting.Preferred Qualifications
Advanced training in communication protocols like Modbus Serial, Modbus TCP, A/B Ethernet IP, Siemens/Profibus, DNP3, MQTT.Bachelor’s degree in Electrical Engineering, Computer Engineering, Automation, or a related field.Certifications such as ISA Certified Automation Professional (CAP) or related credentials are a plus.Pay Range
$85,000 to $192,000 annually. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting.…
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