About this role
Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.
A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.
Job Summary
Facilities Controls & Automation Engineer
Location: Austin, TX
Flex is seeking a Facilities Controls & Automation Lead to own the design, configuration, and maintenance of building automation systems across our facilities. This role is critical to keeping mission-critical infrastructure - HVAC, power distribution, and process systems - running reliably and efficiently.
What a typical day looks like: Design, configure, and maintain Building Automation Systems (BAS) across facility infrastructureConfigure and support BACnet/Modbus networks integrating chillers, boilers, heat exchangers, AHUs, cooling towers, CRAHs, compressed air systems, and power distribution equipmentProgram and maintain VFDs for mechanical and electrical systemsLead facility controls projects from design through commissioning, including sequence-of-operations developmentLead the controls team on project execution, including scheduling, scope tracking, and coordination across stakeholdersOrder and manage procurement of parts, materials, and equipment needed for controls projects and maintenance workIdentify problems, perform root cause analysis, and implement corrective actions on control system and equipment issuesCollaborate with facilities, engineering, and operations teams to optimize system performance and energy efficiencyDiagnose and resolve control system issues to minimize downtime on critical infrastructureMaintain documentation for control system architecture, points lists, and standard operating proceduresSupport vendor coordination and contractor oversight for controls-related work The experience we're looking to add to our team Bachelor's degree in Electrical Engineering, Controls Engineering, or related field (or equivalent experience)7+ years of experience in building automation systems and/or facilities controlsHands-on experience with chillers, boilers, heat exchangers, AHUs, HVAC systems, and cooling towersWorking knowledge of BACnet and Modbus protocolsExperience with EcoStruxure Building Operation or comparable BAS platformsFamiliarity with critical facility systems: chilled water, CRAH units, compressed air, power distributionStrong troubleshooting skills for mixed OT/IT control environmentsAbility to read and interpret electrical schematics and mechanical drawingsProject management experience, including leading a team through project execution and coordinating parts/materials procurementDemonstrated experience with root cause analysis and implementing corrective actionsExperience in a data center, manufacturing, or mission-critical facility environmentVFD configuration and tuning experienceJS21
What you'll receive for the great work you provide:Full range of medical, dental, and vision plansLife InsuranceShort-term and Long-term DisabilityMatching 401(k) ContributionsVacation and Paid Sick TimeTuition ReimbursementApplication Deadline:
Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume. Job Posting Start Date 09-17-2026 Job Posting End Date 11-16-2026
Job Category
Production Engineering
Is Sponsorship Available? No
Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email [email protected] and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).