Sr Maintenance Engineer

PCX Aerostructures, LLC
United States, California, Santa Ana
2040 East Dyer Road (Show on map)
Jan 28, 2026
Title Sr Maintenance Engineer About the Organization Applied Aerospace & Defense (Applied) is a premier provider of advanced design, engineering, and vertically integrated manufacturing solutions for leading and next-generation space and defense technology companies. Applied builds complex hardware for extreme operating environments and is focused on three core markets: Space and Launch Systems, Defense Aviation and Airborne Systems, and C5ISR and Precision Strike Systems. With decades of space and defense manufacturing heritage, Applied combines deep material science and IP-enabled process expertise with the ability to enable rapid prototyping, enhance new product development, and responsively scale production. Across its nationwide infrastructure of advanced manufacturing facilities, Applied continuously supports a balanced mix of next-generation technology and platform development, large scale production programs, and aftermarket sustainment for enduring platforms. EOE Statement Applied Aerospace and Defense is an equal opportunity employer. Description We are seeking a Senior Maintenance Technician with a strong background in industrial automation, machine troubleshooting, and PLC control systems to support production-critical equipment. The ideal candidate will be a hands-on technician with extensive experience in diagnosing and repairing issues on Siemens, Fanuc, and Allen-Bradley controllers, down to the board and component level. Pay Range: $45.00 to $55.00 per hour, depending on experience Position Requirements Troubleshoot, repair, and maintain CNC and other automated machinery with PLC-controlled systems. Diagnose and resolve faults in Siemens, Fanuc, and Allen-Bradley controller systems. Perform board-level diagnostics using multimeters, oscilloscopes, or other electronic test equipment. Interpret electrical schematics, PLC ladder logic, and control system diagrams. Assist in root cause analysis and corrective action implementation for recurring equipment failures. Conduct preventive and predictive maintenance activities on critical manufacturing equipment. Support production teams by minimizing downtime and ensuring equipment reliability. Document repairs, adjustments, and modifications accurately in the CMMS system. Work collaboratively with engineering, quality, and production teams. Knowledge of electrical schematics, blueprints, and control diagrams Ability to read and interpret electrical, pneumatic, and hydraulic schematics. Technical diploma or associate's degree in Electronics, Industrial Maintenance, Mechatronics, or related field or equivalence Excellent analytical and problem-solving skills. Ability to work overtime as required by Company Recommend improved work methods and procedures, assist in training employs Ability to write routine reports and correspondence Must adhere to all OSHA and EHS policies and all related procedures Perform related work as required Ability to read and interpret documents such as safety rules, operating and maintenance instructions, and procedure manuals. To perform this job successfully, an individual must have basic computer skills, MS Office program, and have ability to enter data in various software systems. Desired Characteristics Strong communication skills Ability to analyze, rebuild, repair NC machinery and other types of equipment's Excellent customer service to co-workers, customers, and vendors Works collaboratively and respects all others Ability to solve practical problems and deal with a variety of concrete variables in situations where only limited standardization exists. Fanuc certified Siemens certified AS100 Training with Mori Seiki, Makino, Cincinnati Milacron, OKK, SNK and Kuraki Machines Shift First Full-Time/Part-Time Full-Time Location Applied Aerospace & Defense, Santa Ana Category Maintenance Req Number MAI-26-00001 Position Sr Maintenance Engineer Close Date Post Internal Days 0 Number of Openings 1 Exempt/Non-Exempt Non-Exempt Hiring Manager(s) Jacqueline Cadena This position is currently accepting applications. Apply Now