Mechanical Maintenance Engineer

At Tenneco, we don’t follow industry standards; we set them, and we don’t settle for being best-in-class because we hustle to be better than best-in-class. Whether it’s our Core Values–radical candor, simplify, organizational velocity, tenacious execution and win–or our Get Stuff Done (GSD) mindset, we’re determined to become the most trusted partner and best manufacturer and distributor to the transportation industry. How do we make it happen? Through the Tenneco Way. Fueled by our Core Values, a winning mindset and a relentless commitment to excellence, the Tenneco Way is how we win. It’s what keeps Team Tenneco bold, driven, and unapologetically focused on pushing past limits and redefining success.

Key Responsibilities

• Responsible for mechanical maintenance and troubleshooting of CNC machines, ensuring machine accuracy, reliability, minimum downtime, and effective preventive and breakdown maintenance
• Perform preventive, predictive, and breakdown maintenance of CNC machines.
• Carry out spindle overhauling, bearing replacement, and precision alignment.
• Inspect, repair, and replace ball screws and LM guides.
• Troubleshoot hydraulic and pneumatic systems. Perform machine geometry, alignment, backlash correction, and accuracy restoration.
• Conduct root cause analysis (RCA) and vibration analysis for recurring failures.
• Implement corrective actions to reduce downtime and improve machine reliability.
• Coordinate with electrical teams for cross-functional troubleshooting.

Job Requirements

• Expert knowledge of CNC machine mechanical maintenance and troubleshooting.
• Hands-on experience in spindle dismantling, overhaul, bearing replacement, and precision alignment.Proficient in ball screw and linear motion (LM) guide inspection, repair, and replacement.
• Strong understanding of hydraulic and pneumatic systems, including troubleshooting and preventive maintenance.
• Ability to read and interpret mechanical drawings, assembly drawings, and technical specifications.Knowledge of machine geometry, alignment, and accuracy restoration techniques.
• Familiarity with preventive, predictive, and breakdown maintenance methodologies
• Diagnostic & Problem-Solving SkillsStrong root cause analysis (RCA) capabilities for machine failures and accuracy-related issues.Expertise in vibration analysis, backlash correction, and precision measurement techniques.
• Basic understanding of electrical circuits and controls to support cross-functional troubleshooting.
• Diploma/Degree in Mechanical Engineering with 5 to 8 yrs exp