Senior Manufacturing Engineer

It's fun to work in a company where people truly BELIEVE in what they're doing!

We're committed to bringing passion and customer focus to the business.

Position:
Senior Manufacturing Engineer

Reports to:

Director, Lithium & Manufacturing Engineering

Location:

Lithonia,GA

Trojan Battery Company is seeking a Senior Manufacturing Engineer to join our team in a high-growth, innovation-driven manufacturing environment. This role is responsible for leading process design, automation, and continuous improvement initiatives, with a strong emphasis on PLC-controlled manufacturing systems, equipment reliability, and process capability.

The Senior Manufacturing Engineer serves as a technical leader and problem solver, providing direction to cross-functional teams, mentoring junior engineers, and driving capital projects that improve safety, quality, throughput, and cost. This position plays a key role in advancing automation, controls robustness, and data-driven manufacturing performance across the plant.

The ideal candidate is hands-on, technically strong, and comfortable working on the manufacturing floor while also leading strategic initiatives and capital investments.

• Lead and support automation-driven process improvements using PLC-controlled equipment
• Drive process stability, equipment uptime, and yield improvements through controls optimization and root-cause analysis
• Act as a technical escalation point for complex process and equipment issues

• Lead the identification, definition, and control of critical process parameters including machine logic, interlocks, alarms, and safety systems
• Troubleshoot complex quality, scrap, throughput, and downtime issues using structured problem-solving methods (A3, 5-Why, Fishbone, DOE)
• Improve process capability through statistical analysis and control of key variables
• Apply Lean Manufacturing principles (Takt Time, SMED, Poka-Yoke, Kanban, Kaizen, 6S, TPM)
• Establish and maintain safe, ergonomic, and compliant manufacturing processes

• Provide senior-level troubleshooting support for Allen-Bradley PLC-controlled equipment (Control Logix / Compact Logix)
• Diagnose PLC logic, I/O, sensors, VFDs, servos, interlocks, alarms, and fault conditions
• Collaborate with Maintenance, Controls Engineers, and OEMs to resolve recurring automation issues
• Support HMI diagnostics, alarm rationalization, and operator interface improvements
• Participate in PLC change reviews, FAT/SAT activities, and documentation updates
• Utilize PLC data to improve OEE, availability, and downtime reduction

• Lead improvements in corrective, preventive, and predictive maintenance strategies
• Define automation and equipment standards for new capital equipment
• Lead vendor and system integrator technical evaluations
• Own assigned capital project budgets, schedules, and execution from concept through startup
• Ensure projects are delivered safely, on time, and on budget

• Prepare and maintain engineering documentation including Process Flow Diagrams, pFMEAs, Control Plans, SOPs, Job Element Sheets, time studies, capacity analysis, and capital requests
• Ensure compliance with ISO-9001, machine safety standards, and regulatory requirements
• Mentor Manufacturing Engineers and technicians
• Partner with Operations, Quality, EHS, Maintenance, and Supply Chain teams

• 5–8+ years of experience in manufacturing with automated and PLC-controlled equipment
• Bachelor’s degree in Electrical, Electronic, Mechanical, or Electro-Mechanical Engineering
• Experience in battery manufacturing, preferably lead-acid
• Hands‑on experience troubleshooting Allen-Bradley PLC systems
• Strong understanding of industrial automation components
• Capital project management experience
• Strong analytical, financial, and problem‑solving skills
• Proficiency in Microsoft Office, AutoCAD, and statistical software
• Excellent technical documentation skills
• Ability to support off‑shift troubleshooting as needed
• Occasional travel required

• Experience with OEE systems, MES integration, or PLC data extraction
• Exposure to industrial networking (Ether Net/IP)
• Six Sigma Green or Black Belt

if you like wild growth and working with happy, enthusiastic over‑achievers, you'll enjoy your career with us!