Senior Controls Engineer

T1 Energy is bringing solar manufacturing back to the U.S. by building a domestic solar supply chain. Our mission is to invigorate America with scalable, reliable, and low-cost energy. Our fully operational 5GW solar module facility in Wilmer, Texas, can manufacture more than 20,000 modules every 24 hours. By the time you finish reading this paragraph, we will have produced two solar panels that will power American homes and fuel domestic AI. We're focused on building advanced American manufacturing and we're passionate about engineering a better future filled with abundant energy.

Job Overview

We are seeking a Lead Controls Engineer with 5+ years of experience in design, development, deployment and support of control systems

Based in Waterbury, VT, you will take ownership of control systems for Battery Energy Storage Systems (BESS) and microgrid integrations. This role will lead new projects through design, installation, commissioning and long-term support.

Key Responsibilities

• Provide control system design, programming, and commissioning for grid-scale energy storage systems.

• Work closely with clients to translate customer requirements into a project specification document to clearly define scope and deliverables.

• Develop and define communications datapoint lists for the customer and SCADA interface.

• Write and execute Factory Acceptance Test (FAT) plans, typically at our Waterbury, VT production facility, and On-Site Acceptance Testing (OSAT) at customer sites.

• Assist with design and review of electrical/controls design drawings and equipment lists.

• Program PLC and RTAC logic controllers using IEC 61131-3 (ST, FBD, LD).

• Troubleshoot electrical, controls and AC/DC inverter power systems and coordinate modifications or corrective actions with engineering and production.

• Assist with the ongoing efforts to standardize logic modules and data structures while identifying opportunities to improve efficiency and code consistency.

• Produce technical documentation and user manuals.

• Up to 20% travel may be required to perform onsite project commissioning and to support and troubleshoot existing installations.

• Maintain quality and safety standards.

Reports To

• This position will report to the Controls Engineering Manager.

Qualifications

• Bachelor of Science in Electrical, Industrial, or Mechatronics Engineering or a 4-year degree focusing on applied engineering.

• 2 to 4 years of work experience with design and programming of PLCs preferred.

• Ability to debug and troubleshoot analog and digital PLC I/O circuits and automated processes.

• Strong electrical troubleshooting and problem-solving skills.

• Experience with industrial protocols including Modbus TCP and/or DNP3 is a plus.

• Proficient with Microsoft Office software including Excel and Word.

• CAD drafting experience, preferably with SOLIDWORKS Electrical, is a plus.

• Experience with electrical power systems, grid scale inverters or battery energy storage systems is a plus.

• Excellent organizational skills and attention to detail.

• Strong written and interpersonal skills.

• Must be self-motivated and a strong team player.

Physical Requirements

• Ability to verbally communicate effectively with customers, vendors, and co-workers.

• Hearing and vision within normal ranges, with or without corrective lenses or an assisted hearing device.

• Good manual dexterity is required for occasional wiring, assembly, and DIN-rail device installation.

• Some lifting is expected; occasional exertion of up to 25 lbs. of force may be required.

• Secondary job requirements include travel and fieldwork, which can include hiking, construction work, moving heavy objects, and wearing PPE for specific tasks.

The T1 Way

We move fast, expect accountability, and treat people with respect. We also have a no-jerks policy: we don't tolerate big egos, bad behavior or "that's not my job attitude". Be sharp, be honest, be human. If you can hold the line and have a sense of humor, you'll fit right in.

T1 Energy is an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees and applicants and do not discriminate on the basis of any legally protected characteristics.