Posted 31 July, 2026
SR. TECHNICIAN - TECHNICIAN - ASTM/ TMC Rater
Southwest Research Institute - Hourly
San Antonio, TX, US
Full Time
Job Description
SR. TECHNICIAN - TECHNICIAN - ASTM/ TMC Rater 08-01364 Who We Are: We are the Fuels and Lubricants Division! We are seeking a TMC-qualified rater to perform ratings for various light-duty, heavy-duty, and gear test types. By joining our team, you will receive an additional $500.00 in your first paycheck, minus applicable taxes. Objectives of this Role: Provide rating results for components tested at SwRI. Using the ASTM/TMC method, provide rating results on Heavy Duty Diesel engine components. Using the ASTM/TMC method, provide rating results on Gasoline engine components. Provide rating results on Gear testing components. Provide rating results on engine induction components, including valve train components. Daily and Monthly Responsibilities: Perform ratings in accordance with ASTM/TMC methods for ASTM tests conducted at SwRI, including diesel engine components, gasoline engine components, gears, and induction ratings. Evaluate components for sludge, varnish, deposits, ring sticking, gear pitting and knurling, and carbon buildup. Identify cylinder and liner scuffing. Perform ratings using both bench top and through borescope apparatus. Maintain annual rater certification through yearly industry workshop. Assist with metrology duties, including precision measurements, PDI surface traces, weights measurements, and the use of precision tools. Assist with photography duties, including operating photography equipment, capturing and processing images, using photoshop, aligning images with templates, and archiving files. Requirements: Requires a high school diploma or equivalent. Certified Rater for automotive lubricant deposits and distress preferred but not required. 2+ years: Rating experience as a qualified TMC rater. Proficiency with Microsoft Office applications, including Excel and Word. Ability to work overtime as required depending on workloads. Ability to work in an environment involving exposure to solvents, gasoline, diesel, and coolants. Ability to travel on company business for rating purposes. A valid/clear driver's license is required. Special Requirements: Job Locations: San Antonio, Texas For more information about this division, visit the Fuels & Lubricants Research home page. An Equal Employment Opportunity Employer: race, color, religion, sex, national origin, disability, and veteran status. If you need assistance with completing the application, please Contact Us Back To Top
