Walter Obinna

Seasoned Aircraft Maintenance Crew Chief with 5+ years of hands-on experience on Diamond DA40/42/62. Skilled in A & B checks, airframe & powerplant fault rectification, structural repairs, and precision machine fitting. Adept at troubleshooting, optimizing workflows, and ensuring compliance with OEM specs and EASA/FAA regulations. Proven ability to lead teams, enhance aircraft availability, and drive safety and efficiency in maintenance operations. Passionate about mentoring and continuous improvement.

Perform scheduled inspections, pre-flight checks, and maintenance per CW40D UAV inspection charts. Ensure proper assembly, disassembly, and installation of UAV, turret, data link, and GCS. Conduct battery capacity checks, charging, and storage. Perform control surface calibration and engine ground runs. Collaborate with UAV operators to verify mission routes and waypoints, ensuring flight safety and mission success.

Led a six-member team in accepting four Diamond DA62 SMAs, ensuring seamless integration. Oversaw verification, documentation, and compliance with NCAA/NAF DAQA standards. Managed preventive/corrective maintenance for operational readiness. Supervised technical records, logistics, and inventory. Diagnosed aircraft issues, optimizing workflows to enhance fleet availability. Committed to aviation safety, efficiency, and mission success.

Performed scheduled/unscheduled maintenance per technical and safety publications. Managed work orders, spare parts requisition, and aircraft discrepancy logs. Ensured accurate maintenance documentation per regulations. Assisted in a 6,000-hour MSI, ensuring structural integrity. Collaborated on a DA42NG engine change at 1,800 hours for seamless operation. Supervised weekly FOD inspections, enhancing flight safety and operational efficiency.

Delivered 12 hours/week of Dornier DO228 ground instruction to 7 student pilots on aircraft systems and ground handling. Conducted 10 hours/week of Hartzell propeller system training for 28 apprentice mechanics. Provided 2 hours/week of aircraft systems familiarization to 20 officer cadets/student pilots per cohort. Enhanced trainees’ technical knowledge and operational proficiency through structured instruction and hands-on learning.

Performed pre-flight, thru-flight, and post-flight inspections, ensuring airworthiness and compliance. Monitored in-flight systems, analyzing engine performance, fuel consumption, avionics, and hydraulics. Conducted technical assessments to verify safety parameters. Maintained regulatory documentation and coordinated with pilots/maintenance teams for fault rectification. Executed aircraft marshalling and pushback, ensuring adherence to safety protocols and flight schedules.

Supervised Super Mushshak production, ensuring NCAA and NAF DAQA compliance. Managed quality control, contract assessments, and airworthiness monitoring. Oversaw outsourcing, repairs, and vendor coordination. Conducted pre-shipment inspections and ensured safe aircraft delivery. Reported technical developments to NAF HQ, preventing unauthorized modifications. Studied manufacturing processes for efficiency improvements. Committed to aviation safety, compliance, and operational excellence.

Assisted in aircraft towing, pushback, and positioning for safe ground operations. Performed scheduled/unscheduled maintenance per technical manuals and regulations. Supported tyre servicing, installation, and maintenance. Conducted tool inventory audits, ensuring proper storage and availability. Executed aircraft cleaning for structural integrity. Assisted in refueling operations, adhering to safety protocols. Committed to aviation safety, precision maintenance, and mission readiness.

nstructed 25 trainees in Technical Drawing, covering engineering sketches, blueprint reading, and CAD fundamentals. Trained 25+ trainees annually in lathe/milling operations, ensuring hands-on machining skills. Operated and maintained precision tools, ensuring accuracy and safety. Designed structured lesson plans per National Education Board standards. Conducted assessments, tracking trainee progress and industry readiness. Committed to technical excellence and skill development.