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Seungju K.
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Seungju K.

Information Security & Compliance | Cybersecurity | Korean AI Trainer

● Cybersecurity I am a performance-driven SOC Analyst with over 3 years of experience in IT operations and cybersecurity. I specialize in the full Incident Response Lifecycle, including threat monitoring, detection, investigation, containment, eradication, and recovery. I am experienced in protecting enterprise-scale environments through proactive security monitoring, threat analysis, and effective remediation. ● Languages * Korean: Native proficiency * English: Professional working proficiency * Experienced in technical documentation, incident reporting, and communication in both Korean and English.

🇰🇷Busan, South Korea$30/hr100% JSS5.00 (1)Since Jun 2026
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Earnings and projects

MRR
$2.4k

Last 6 months ÷ 4.4 months active (since Jun 2026)

World#17,265 / 412k
🇰🇷Country#26 / 676
Revenue, last 30 days
$4.2k

Last 6 months: $11k

World#7,466 / 412k
🇰🇷Country#8 / 676
Total earnings
$11k

Billed in all: $12k

World#188,984 / 412k
🇰🇷Country#250 / 676
Per project
$2.2k

$2.7k in the last 6 months

World#71,964 / 412k
🇰🇷Country#83 / 676
Projects, last 6 months
4

Across 7 contracts

86% fixed14% hourly
World#51,813 / 412k
🇰🇷Country#90 / 676
Projects in all
5

Across 8 contracts

88% fixed12% hourly
World#266,042 / 412k
🇰🇷Country#433 / 676

Earnings, last 30 days

$12.1k+$4.2k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$7.5k$10.0k$12.5kOct 8Oct 23Nov 7

Skill rankings: Top 1% in Korean

Ranked by MRR among everyone on Upwork with the skill.

  1. 2CompTIA52 freelancers · 🇰🇷 #1Top 4%
  2. #4Korean329 freelancers · 🇰🇷 #2Top 1%
  3. #20Immigration396 freelancers · 🇰🇷 #1Top 5%
  4. #50Market Analysis1,500 freelancers · 🇰🇷 #1Top 3%
  5. #58IT Support978 freelancers · 🇰🇷 #1Top 6%
  6. #382English17,148 freelancers · 🇰🇷 #2Top 2%