Daniel Yun
Palisades Park,NJ
Summary
Highly skilled Help Desk Technician experienced with troubleshooting and resolving technical issues. Strong background in providing efficient and effective solutions to clients. Dedicated team player delivers great customer service. Hardworking and passionate job seeker with strong organizational skills eager to secure entry-level Branch Manager position. Ready to help team achieve company goals. Technology-inclined professional possesses strong troubleshooting capabilities and customer-oriented attitude. Experienced in providing network and software support to users and developing and implementing technical solutions. Adept at analyzing system performance and security to drive optimal user experience. Conducted regular reviews of merchant accounts to identify potential risks and implement risk mitigation strategies. Worked with cross-functional teams to enhance and streamline payment processing workflows. POS Software and Payment Hardware Issues. Payment Processing: Proficient in managing the end-to-end payment processing cycle, including authorization, settlement, and reconciliation. Client Relationship Management: Demonstrated ability to build and maintain strong relationships with merchants, understanding their needs and providing tailored solutions. Risk Management: Experience in conducting risk assessments and implementing fraud prevention measures. Technical Proficiency: Familiarity with payment processing technologies, point-of-sale systems, and emerging trends in the industry. Processed merchant transactions, ensuring accuracy and compliance with industry standards. Conducted thorough reviews of merchant accounts to identify potential risks and implemented risk mitigation strategies. Collaborated with clients to resolve payment-related issues and provide timely, effective solutions. Monitored transaction trends and patterns, identifying opportunities for process improvement and efficiency. Stayed current on industry regulations and compliance requirements to ensure adherence in daily operations.
Overview
18
18
years of professional experience
1
1
Certification
Work History
Network administration/Engineer (Software , Hardware and Payment Device Specialist)
POS NETWORK PLUS
Ridgefield, NJ
03.2013 - 11.2023
- Configured hardware and granted system permissions to new employees
- Installed, modified, and repaired software and hardware to resolve technical issues
- Responded promptly to incoming sales leads and requests for technical support
- Diagnosed and troubleshoot problems, repairing, and restoring machines to peak performance
- Diagnosed and resolved malfunctions in computers, office machines and payment devices
- Assisted customers with technical support inquiries
- Tested new software and hardware prior to deployment
- Maintained servers and systems to keep networks fully operational during peak periods
- Resolved computer and system networking problems to maintain user productivity
- Installed and configured operating systems and applications
- Responded to customer inquiries and provided technical assistance over phone and in person
- Installed, configured and maintained computer systems and network connections
- Manage and maintain the company's network infrastructure, ensuring high availability and optimal performance
- Plan and implement network upgrades, including hardware and software installations, to meet evolving business needs
- Responded to help desk tickets promptly, addressing network-related concerns and providing timely resolutions.
System Administrator/Engineer
Eastern business machines
Vienna, VA
03.2006 - 10.2012
- Assisted in the planning and execution of system upgrades and migrations
- Administer and troubleshoot network infrastructure, including routers, switches, and firewalls
- Provide technical support to end-users, diagnosing and resolving hardware and software issues on the sites
- Install, configure, and maintain point-of-sale hardware and software systems
- Provide on-site and remote technical support to resolve POS system issues promptly
- Conduct routine system updates and ensure compliance with security standards
- Collaborate with vendors to troubleshoot and resolve hardware and software issues
- Train store staff on POS system usage and troubleshooting procedures
- Assisted in the installation and setup of various security systems, including CCTV, access control, and phone systems
- Install, configure, and maintain CCTV systems for commercial and residential clients
- Conduct site surveys to assess security needs and recommend appropriate camera placements.
Education
Some college - Computer Science
Daejeon University
01.2004
Skills
- Computer Workstation Setup
- Switches and Routers
- Mobility Devices
- Video Conferencing
- Microsoft Windows and Office
- POS Software and Payment Hardware Issues
- Credit Card Merchant services
- Software Troubleshooting
- PCI
- SQL Server Management Studio
- Network management
- B2B sales
- Remote access software
- Desktop support
- Software troubleshooting
- SQL
- Network administration
- Risk management
- System administration
- Telecommunication
- Microsoft Exchange
- Payment gateway
- E-commerce
- Network engineering
- Electrical wiring
Certification
Driver's License
Assessments
- Technical support, Proficient, 11/01/23, Performing software, hardware, and network operations
- Work style: Reliability, Proficient, 12/01/23, Tendency to be reliable, dependable, and act with integrity at work
Personal Information
Willing To Relocate: Anywhere
Languages
Korean - Fluent
Timeline
Network administration/Engineer (Software , Hardware and Payment Device Specialist)
POS NETWORK PLUS
03.2013 - 11.2023
System Administrator/Engineer
Eastern business machines
03.2006 - 10.2012
Some college - Computer Science
Daejeon University