Controls Technician - 24590

Seneca Resources LLC; Santa Clara (CA); On-site; USD 103,000 - 127,000; Full time

Benefits offered by this job

Relocation assistance

On-site in Santa Clara

Job summary

Seneca Resources LLC is seeking a career-level Controls Technician for our Santa Clara, CA site. You will design, develop, and lead the implementation of complex industrial automation systems, including PLC, HMI, and SCADA architectures from concept through commissioning.

With 8+ years in PLC/HMI programming, you will mentor junior engineers and drive adherence to safety, cybersecurity, and industry standards across projects, ensuring scalable, reliable automation solutions in a demanding

Qualifications

• Associate of Applied Science in Electrical Engineering Technology, Automation, Mechatronics or related field with equivalent experience.
• 8+ years of experience in PLC/HMI programming or industrial automation
• Expert-level PLC programming skills across one or more platforms
• Proven experience leading automation projects and system commissioning
• Strong knowledge of control system design, electrical systems, and industrial processes

Responsibilities

• Design and develop advanced PLC programs using structured, modular, and scalable architectures
• Lead development of HMI/SCADA systems with a focus on usability, performance, and reliability
• Architect full automation solutions, including PLC, HMI, SCADA, networks, and field devices
• Oversee system integration with databases, historians, and enterprise systems
• Lead troubleshooting and root cause analysis for complex system failures and production issues
• Manage system testing, validation, and on-site commissioning activities
• Establish and enforce PLC/HMI programming standards and best practices
• Review and approve electrical designs, control strategies, and system documentation
• Collaborate with project managers, clients, vendors, and cross-functional engineering teams
• Mentor and guide junior and intermediate engineers
• Ensure compliance with safety standards, industry regulations, and cybersecurity practices

Skills

PLC programming

HMI/SCADA

Industrial automation

Project leadership

Systems integration

Education

AS in Electrical Engineering Technology or related

Tools

Allen-Bradley Studio 5000

ControlLogix

Siemens TIA Portal

Siemens S7

Ignition

FactoryTalk

WinCC

Cimplicity

Job description

Back Controls Technician - 24590

Engineering Contract To Hire 1789493071713 Sep 15, 2026

Position Title: Controls Technician

Location: Santa Clara, California (On-Site)

Clearance Requirements: None

Pay rate: $75.00 to $92.50

We're seeking a career-level controls technician to join our team in Santa Clara, California, who is excited to have the chance to work on projects enabling a semiconductor production facility. Your primary responsibility will be designing, developing, and leading the implementation of complex industrial automation systems. This role involves advanced PLC programming, HMI/SCADA system design, system architecture, and full project lifecycle ownership from concept through commissioning. The role also provides technical leadership, mentors junior engineers, and ensures high-quality, scalable automation solutions.

Key Responsibilities:

• Design and develop advanced PLC programs using structured, modular, and scalable architectures
• Lead development of HMI/SCADA systems with a focus on usability, performance, and reliability
• Architect full automation solutions, including PLC, HMI, SCADA, networks, and field devices
• Oversee system integration with databases, historians, and enterprise systems
• Lead troubleshooting and root cause analysis for complex system failures and production issues
• Manage system testing, validation, and on-site commissioning activities
• Establish and enforce PLC/HMI programming standards and best practices
• Review and approve electrical designs, control strategies, and system documentation
• Collaborate with project managers, clients, vendors, and cross-functional engineering teams
• Mentor and guide junior and intermediate engineers
• Ensure compliance with safety standards, industry regulations, and cybersecurity practices.

Qualifications:

Here’s what you’ll need:

• Associate of Applied Science in Electrical Engineering Technology, Automation, Mechatronics or related field with equivalent experience.
• 8+ years of experience in PLC/HMI programming or industrial automation
• Expert-level PLC programming skills across one or more platforms
• Proven experience leading automation projects and system commissioning
• Strong knowledge of control system design, electrical systems, and industrial processes

Preferred Qualifications:

• Advanced experience with:
  • Allen-Bradley (Studio 5000, ControlLogix)
  • Siemens (TIA Portal, S7)
  • Emerson (Machine Edition)
• Expertise with SCADA platforms (Ignition, FactoryTalk, WinCC, Cimplicity)
• Knowledge of industrial communication protocols such as, EtherNet/IP, Modbus, Profinet, OPC UA
• Experience with motion control, robotics, and high-speed automation systems
• Familiarity with MES integration, databases (SQL), and IIoT systems
• Experience with safety PLCs and functional safety standards (SIL, ISO)
• Exposure to industrial cybersecurity practices

Additional Details:

• This is an on-site position with work to be performed on the client site in Santa Clara, CA.
• After-hours on-call support services are occasionally requested.
• Relocation assistance may be provided for qualified candidates.
• Requires field mobility, including walking long distances, climbing ladders, working in tight spaces, and lifting up to 25 lbs.
• Travel may be required. 0% to 20%
• Must pass background check and drug screening and be fully authorized to work in the U.S. (no sponsorship).