electronic tech and hi vacuum tech.

Mark Harris

Winnetka, CA ***** 818-***-**** ***********@*****.***

AEROSPACE VACUUM SYSTEMS TECHNICIAN NDT LEVEL II LEAK TESTING SPECIALIST Highly skilled technician with 15+ years of hands-on experience in thermal vacuum systems repair, overhaul, and maintenance, helium mass spectrometer leak detection, cryogenic systems, and N.I.S.T. traceable calibration. Proven track record supporting aerospace, defense, biomedical, and manufacturing industries, including major programs at Boeing, SpaceX, JPL, Northrop, and Raytheon. Expert in troubleshooting complex high-vacuum equipment, performing nondestructive testing (NDT) per ASNT/SNT-TC-1A standards, and ensuring compliance with DO-160 and MIL-STD-810 specifications.

CORE TECHNICAL SKILLS

• Thermal Vacuum Systems: Repair, Overhaul & Preventive Maintenance

• Helium Mass Spectrometer Leak Detection & Calibration

• Cryogenic Systems: Cryo Pumps, High & Ultra-High Vacuum Systems

• Vacuum System Installation & Integration

• N.I.S.T. Traceable Calibration Procedures

• Troubleshooting Electrical & Electronic Systems

• NDT Level II Leak Testing (SNT-TC-1A)

• Cleanroom Systems Service & Repair

• Test Equipment Sustainment & Facility Support

• Military & Aerospace Testing Standards (DO-160, MIL-STD-810)

• Technical Documentation & Test Reporting

• Client Training & Technical Support

PROFESSIONAL EXPERIENCE

Spec Cell Service – Aerospace Consultant – Vacuum Atmospheric Sciences & Nondestructive Testing Chatsworth, CA Oct 2017 – Sept 2024

• Performed full repair, overhaul, and calibration of thermal vacuum systems and related high-vacuum equipment.

• Diagnosed and resolved complex system failures involving high-vacuum, pneumatic, and cryogenic systems.

• Conducted helium mass spectrometer troubleshooting, repair, and N.I.S.T. traceable calibration.

• Delivered specialized NDT consultation and employee training in leak detection protocols.

• Prepared technical service reports, calibration certificates, and maintenance records to meet aerospace quality compliance.

Environment Associates – Laboratory Test Technician Chatsworth, CA Sept 2015 – Sept 2016

• Executed environmental and qualification testing per QTPs, DO-160, and MIL-STD-810 standards.

• Calibrated and repaired laboratory test instruments to maintain test accuracy and compliance.

• Assisted in designing and setting up test configurations for aerospace component validation. Customer Service Associates – Field Engineer – Agilent Vacuum Products California Aug 2012 – May 2014

• Provided on-site repair and overhaul of helium mass spectrometers for aerospace, biomedical, and manufacturing clients.

• Performed preventive maintenance, diagnostics, and calibration on vacuum systems across multiple industries.

• Advised customers on best practices for system operation, troubleshooting, and performance optimization. Helium Leak Testing – NDT Level II Inspector & Electronics Repair Technician Northridge, CA May 2008 – Apr 2010

• Conducted helium leak detection using tracer gas and mass spectrometer technology for aerospace and manufacturing applications.

• Repaired, overhauled, and maintained cryo pumps, high-vacuum workstations, and helium mass spectrometer systems.

• Performed both in-house and field leak testing for aerospace leaders, ensuring compliance with ASNT/SNT-TC-1A protocols.

EDUCATION & TECHNICAL TRAINING

• AC/DC theory, digital theory, schematic reading, circuit design, oscilloscope and VOM operation.

• North Valley Occupational Center (W.V.O.C/N.V.O.C) – Airframe & Powerplant, Electronics (1300 hours)

• Pierce College – Mathematics & Analytical Writing coursework

• High School – Chatsworth, CA – Mathematics & Analytical Writing concentration CERTIFICATIONS

• NDT Level II – Leak Testing (SNT-TC-1A)

• Vacuum Systems Calibration – N.I.S.T. Traceable Standards

• ASNT Protocol Compliance

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