Senior Control Systems Technician

Thermo Systems LLC.; Nevada (IA); On-site; USD 85,000 - 120,000; Full time

Job summary

Thermo Systems LLC is seeking a Senior Control Systems Technician to provide field coordination and technical support on control system projects and service teams in onsite roles across Henderson, NV and Mansfield, TX. The role emphasizes ownership of assigned tasks, collaboration with project leads, and adherence to the company's QMS.

The position offers growth through hands-on installation, FAT, commissioning, and troubleshooting of PLC/HMI systems, with opportunities for certification and

Qualifications

• Associate degree in applied science or engineering technology or equivalent.
• Typically 5 to 8+ years industry experience.
• 5+ years as Lead Control Systems Technician II or equivalent.

Responsibilities

• Lead and assist in installation, start-up and commissioning of control systems.
• Perform instrument loop checks and calibrations.
• Maintenance, troubleshooting and repair of control systems.
• Lead FAT tests and document results.
• Wire instruments and control panels.
• Understand and apply PLC/HMI applications.
• Document work performed and ensure QMS adherence.
• Read piping & instrumentation diagrams and provide field feedback.
• Develop strong written and verbal communication with customers.

Skills

Initiative

Customer needs awareness

Relationship building

Education

Associate degree in Applied Science / related

Tools

HMI

PLC

Job description

Career Opportunities with Thermo Systems LLC

Careers At Thermo Systems LLC

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Location: Onsite in Henderson, NV or Mansfield, TX

Employment Status: Full-Time

Travel: Up to 100%

Who We Are

Thermo Systems is a global, full-service control systems integration partner delivering premier class automation solutions across the Energy, Life Sciences, and Mission Critical markets.

Guided by The Thermo Way, we are unified, dynamic, and committed to delivering excellence. Our culture is grounded in three core principles:

• Employee Success – investing in our people and their growth
• Customer Success – delivering reliable, high-quality solutions
• Financial Strength – operating with discipline and long‑term focus

We believe strong teams, trusted partnerships, and technical excellence drive sustainable success.

The Opportunity

The Senior Control Systems Technician will provide technical support and field coordination to control system projects and service teams. They will be accountable for assigned tasks and seeks out new responsibilities. The Senior Control Systems Technician will be expected to take direction and seek guidance from the assigned project leads, supervisors, and company leadership.

What You’ll Do

Core Responsibilities:

• Ability to lead and assist in project installation, start‑up and commissioning of control systems.
• Lead and perform instrument loop checks and calibrations.
• Expert in maintenance, troubleshooting and repair of control systems.
• Lead and perform Factory Acceptance Tests (FAT).
• Wire instruments and control panels.
• Demonstrate understanding of Human‑Machine Interface (HMI) and Programmable Logic Controller (PLC) applications.
• Expert with startup and troubleshooting of Human‑Machine Interface (HMI) applications.
• Expert with startup and troubleshooting of Programmable Logic Controller (PLC) applications.
• Expert in reading and interpreting piping & instrumentation diagrams and wiring diagrams. Able to provide feedback regarding field conditions versus drawings.
• Practice procedures outlined in the company’s Quality Management System (QMS).
• Accurately document work performed.
• Demonstrate understanding of control system design.
• Demonstrate understanding of electrical and mechanical system design.
• Demonstrate understanding of Information Technology (IT) system, network infrastructure, and computer system design, as it relates to control system integration.
• Seek accredited control systems certifications and training opportunities.
• Develop and demonstrate strong verbal and written business communication skills.

Customer Service:

• Communicate in an effective, positive, and proactive manner with customers.
• Follow customer specific site standards and procedures.
• Always conduct business in a professional manner.
• Provide excellent customer care and support.
• Be patient, attentive, and responsive to customers in solving their problems.
• Always follow up and honor commitments with customers.

Project Responsibilities:

• Complete assigned tasks accurately, on schedule, and under budget.
• Understand the scope of work assigned to you, identify when issues arise that are beyond that scope, and communicate those issues to the assigned project lead.
• Where applicable, directs and oversees junior or subordinate staff members regarding construction, operations, and/or maintenance tasks and assignments at a project site.

Supervisory Responsibilities:

• Participate in management and leadership training.
• Manage staff technician schedules.
• Effectively manage technician flow to align with company priorities.

What We’re Looking For

Education & Experie n ce:

• Associate degree in Applied Science, Engineering Technology, Computer Information Systems Technology, relevant curriculum, or experience.
• Typically, 5 to 8+ years industry experience.
• Proven Track Record: 5+ years as Lead Control Systems Technician II or equivalent.

Skills & Qualifications:

• Shows initiative by seeking new responsibilities.
• Understands and anticipates customer needs.
• Builds relationships with customers.

What You’ll Get

• Competitive compensation with annual bonus opportunity
• 401(k) with company match
• Comprehensive medical, dental, and vision coverage with low-cost options
• Paid time off and sick leave
• Tuition reimbursement and professional credential support
• In‑house and external technical training opportunities
• Exposure to complex, high-impact automation projects
• A collaborative culture built on integrity, accountability, and teamwork

Work Environment & Physical Requirements

The physical and environmental demands described here are representative of those required to perform the essential functions of this role. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Equal Employment Opportunity

Thermo Systems provides equal employment opportunities (EEO) to all employees and applicants without regard to race, color, religion, sex, national origin, age, disability, genetics, or any other protected status.

Disclaimer

This job description outlines the general nature and level of work expected. Responsibilities may evolve based on business needs.