Krishna Raju Nalla

Experienced Medical Imaging & Healthcare Equipment Professional with hands-on expertise in manufacturing, testing, installation, calibration, troubleshooting, and technical support of Mammography, DR, Mobile Xray, C-Arm, CT, Ventilator, Patient Monitor, and Diagnostic Systems since 2020. Skilled in X-ray tube & FPD integration, PACS/DICOM applications, offset & gain calibration, PLC/HMI configuration, image evaluation, system programming, site installation, customer support, and technical training. Strong knowledge of medical imaging workflows, radiology systems, electrical & electronic assemblies, and healthcare equipment operations.

Test Technician - Varex Imaging Manufacturing India Pvt Ltd - Visakhapatnam, India

(2024-11)

• X-ray Flat Panel Detector (FPD) manufacturing and production support.
• Detector troubleshooting, rework activities, and application support.
• CAPA documentation and technical document preparation.
• Radiation Dose testing and image quality verification.
• Defect map analysis and defect map editing.
• Offset & Gain calibration and detector performance validation.
• Final testing, functional checking, and image verification of Flat Panel Detectors.
• Assembly of electronic components and detector-related assemblies.
• Front & back overlay fixing and finishing activities.
• Laser engraver label printing and production documentation.
• QA/QC activities and production quality support.
• Technical training for new technicians and operators.
• Production supervision and workflow monitoring.
• Collaboration with inventory, quality, and other cross-functional departments.
• Support for medical imaging systems and radiology equipment operations.

Production Executive & Customer Support Engineer - Trivitron Healthcare Pvt Ltd - Visakhapatnam & Navi Mumbai

(2020-04 - 2024-10)

• Supervised production, assembly, testing, servicing, and quality control activities for medical electronic equipment and diagnostic devices.
• Worked on manufacturing, calibration, installation, and troubleshooting of Mammography systems, Patient Monitors, X-Ray Equipment, CT Scan systems, Ventilators, and IVD Bio-Chemistry Analyzers.
• Performed assembly and final testing of IVD Bio-Chemistry Analyzers including photometer assembly and SBC board programming.
• Conducted calibration, functional testing, preventive maintenance, and final inspection of medical imaging and critical care equipment.
• Diagnosed and repaired electronic circuit boards by replacing defective components and performing soldering/rework operations.
• Performed troubleshooting and root cause analysis for equipment failures and implemented corrective and preventive actions.
• Managed machine breakdown handling and provided immediate technical support to reduce production downtime.
• Supported installation, configuration, software updates, and testing of medical equipment systems and applications.
• Provided technical support to manufacturing teams and customers for hardware, software, and operational issues.
• Trained technicians and operators on equipment handling, safety procedures, maintenance, and troubleshooting techniques.
• Ensured compliance with quality standards, safety protocols, and manufacturing procedures during production activities.
• Prepared technical reports, maintenance records, inspection documents, and service-related documentation.
• Managed store operations, spare parts inventory, material handling, and maintenance coordination.

Sr Technical Engineer - S3 Technologies - Visakhapatnam, India

(2012-06 - 2020-02)

• Involved in hardware repairing and software installation.
• Main PCB Repairing and Chip Level Work.
• Identified and troubleshot system malfunctions by performing root cause analysis.
• Maintained inventory records of hardware components, including serial numbers and model numbers.
• Configured, installed, and maintained computer systems to meet customer requirements.
• Tested equipment for proper operation.
• Executed troubleshooting and server support in both in-person and remote situations.
• Laptop, Tabs, Mobiles Hardware Repairing & Operating Systems, Programming Installation.

Diploma - Electronics & Telecommunication Engineering - Sunrise University (2024-12)

ITI - Electronics Mechanic - Sri Vemana Pvt ITI (2019-10)