Lead Building Automation Engineer - PLC & Controls

Siemens; Cincinnati (OH); Hybrid; USD 66,000 - 114,000; Full time

Job summary

Siemens is seeking a Senior Building Automation Design Engineer – PLC & Industrial Controls to lead the design of PLC-based control systems for data centers, pharmaceutical facilities, and other critical environments. This role requires strong expertise in HVAC controls, building automation, and project execution.

You will mentor engineers, drive design reviews, and coordinate multi-discipline teams while traveling up to 25% to support project sites. This hybrid role supports anywhere in the US.

Qualifications

• High school diploma or state-recognized GED.
• 5+ years of experience in building automation, HVAC controls, industrial controls, or PLC-based control system design.
• Proven ability to lead the design of complex automation and controls projects with minimal supervision.
• Strong knowledge of building automation systems, HVAC controls, PLC/DDC architecture, electrical controls, and engineering best practices.
• Proficiency with design and drafting tools such as AutoCAD, Visio, or similar platforms.
• Experience developing and reviewing controls documentation, including control narratives, I/O lists, panel layouts, network diagrams, and sequences of operation.
• Familiarity with industrial communication protocols and system integration, including BACnet, Modbus, Profinet, and EtherNet/IP.
• Experience collaborating with programmers and automation specialists to support implementation, commissioning, and field execution of control systems.
• Ability to travel up to 25%.
• Legally authorized to work in the United States on a continual and permanent basis without sponsorship.

Responsibilities

• Lead the design of building automation and PLC-based control solutions for data centers, pharmaceutical facilities, laboratories, central utility plants, and other critical environments.
• Translate project requirements, contract documents, and customer standards into complete control system design packages, including drawings, panel layouts, I/O lists, network architecture, bills of materials, sequences of operation, and commissioning documentation.
• Design PLC and DDC control strategies for HVAC systems, central plants, critical environments, and process systems, while ensuring compliance with submittal requirements, documentation standards, equipment safeties, alarms, interlocks, and fail-safe operation.
• Develop automation network architectures and integration solutions utilizing platforms and protocols such as BACnet, Modbus, Profinet, EtherNet/IP, Siemens APOGEE, Desigo, and other enterprise-level systems.
• Collaborate with programmers, project managers, commissioning specialists, field technicians, contractors, consultants, and customers to ensure designs are executable, technical issues are resolved, and project objectives are achieved.
• Review plans, specifications, codes, and customer requirements while performing design reviews, quality assurance checks, technical evaluations, and risk assessments to ensure compliance and project success.
• Serve as a senior technical resource by mentoring engineers, supporting standards development, managing design changes and re-estimates, and driving consistency and best practices across complex automation and industrial controls projects.

Job description

Siemens is seeking a Senior Building Automation Design Engineer – PLC & Industrial Controls to lead the design of PLC-based control systems for data centers, pharmaceutical facilities, and other critical environments. This role requires strong expertise in HVAC controls, building automation, and project execution.

You will mentor engineers, drive design reviews, and coordinate multi-discipline teams while traveling up to 25% to support project sites. This hybrid role supports anywhere in the US.