Dongkyu Park

Entry-level Cybersecurity professional with Active Secret Clearance, Security+, Network+, CYSA+ and CEH certifications, seeking opportunities to apply technical skills and grow in a cybersecurity role.

Role
Walk-up Help Desk Desktop Support Specialist at Leidos
Location
Arlington, VA, US
LinkedIn followers
500 followers

About Dongkyu Park

Entry-level Cybersecurity professional with an Active Secret Clearance and certifications in CompTIA Security+, Network+, and CEH. Currently working in Cybersecurity Strategy and Information Management while pursuing a Master’s in Cybersecurity at George Washington University and completing a Bachelor’s degree in Information Systems & Management at University of Maryland Global Campus (Asia), where I am on the Dean’s List. This combination of education and hands-on experience provides a strong foundation in systems management, IT operations, cybersecurity principles, and organizational risk management.I bring practical experience supporting Department of Defense missions through both military service and contractor roles, managing sensitive IT assets valued over $32M. My work has focused on asset accountability, compliance, secure system operations, audits, and lifecycle management, fully aligned with DoD and NIST cybersecurity standards. I am adept at identifying vulnerabilities, implementing security controls, performing risk assessments, and reporting technical findings to leadership.Bilingual in Korean and English, I bring strong communication skills, cross-cultural collaboration, and the ability to thrive in diverse, mission-critical teams. Known for problem-solving under pressure, attention to detail, and rapidly adapting to evolving security challenges, I am passionate about leveraging my technical skills to protect information systems and mitigate cyber threats.My career goal is to transition into Cybersecurity Analyst, SOC Analyst, or IT Security Support roles, contributing to organizational resilience, proactive threat mitigation, and digital defense initiatives. I am always eager to connect with IT and cybersecurity professionals, mentors, and organizations dedicated to advancing security strategies and strengthening the cybersecurity community.

Experience

  1. Walk-up Help Desk Desktop Support Specialist

    Leidos

    Mar 2026 — Present

    Troubleshoot hardware, software, and network issues for end users• Support Windows systems, enterprise applications, and secure DoD IT environments• Assist users with account access, system configurations, and technical troubleshooting• Deliver customer-focused IT support while maintaining security and compliance standards

Education

  • Harford Community College

    Associate's degree, Information system management & Cybersecurity

  • University of Maryland Global Campus

    Bachelor's degree, Management Information Systems, General

  • Harford Community College

    Associate's degree, Information System & Cybersecurity

  • The George Washington University

    Master's degree, Cybersecurity Strategy and Information Management

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Dongkyu Park — Walk-up Help Desk Desktop Support Specialist at Leidos in Arlington, VA, US | Unifers