Kurzprofil
Übersicht
Berufserfahrung
Ausbildung
Kompetenzen
Zertifizierung
Extras
Languages
Zeitleiste
Generic

LEON KOCH

Hägendorf

Kurzprofil

Junior SOC Analyst focused IT Support Specialist with enterprise Service Desk experience and practical security monitoring skills. Experienced in incident triage, log analysis, endpoint protection, and network troubleshooting in Windows environments. Hands on experience using Splunk, , Microsoft Defender, and Wireshark to investigate alerts and suspicious activity. Designed and operated a self built virtual security lab to simulate attacks and practice structured incident response and escalation workflows. Currently preparing for CompTIA Security+ certification.

Übersicht

4
4
years of professional experience
1
1
Certification

Berufserfahrung

Service Desk Specialist

ARVATO SYSTEMS Latvia
2025.05 - 2026.02
  • Delivered first, second level IT support within an enterprise environment while applying structured incident handling and security aware troubleshooting practices.
  • Managed and prioritized incidents and service requests using Jira while consistently meeting SLA targets.
  • Provided technical support for Windows systems, enterprise applications, and network connectivity issues.
  • Administered Active Directory and Microsoft 365 user lifecycle processes including onboarding, offboarding, and access control.
  • Investigated suspicious system behavior using event logs, Microsoft Defender alerts, and network traffic analysis with Wireshark.
  • Escalated complex or security related incidents following defined procedures.
  • Created troubleshooting guides and internal knowledge base documentation, reducing recurring tickets.
  • Analyzed incident trends to identify root causes and recommend preventative improvements.

Freelance Technical & Digital Specialist

MindsetTechnology Koch
Hägendorf
2022.08 - 2025.05
  • Provided technical customer support and troubleshooting for individuals and small businesses, resulting in improved customer satisfaction.
  • Produced documentation and guides to reduce repeat issues.
  • Managed digital assets, backups, and system organization.
  • Developed and improved web interfaces using JavaScript.

Ausbildung

College Degree -

Kantonsschule olten

Kompetenzen

  • Security Operations
    SIEM log analysis (Splunk)
    Endpoint Detection & Response (, Microsoft Defender)
    Incident triage & escalation
    Alert investigation
    Threat detection fundamentals
    IDS/IPS concepts
    Packet capture & network analysis (Wireshark)
  • Systems & Infrastructure
    Windows administration
    Active Directory
    Microsoft 365
    User account lifecycle management
    TCP/IP, DNS, DHCP fundamentals
    Linux basics
  • Tools & Methods
    Jira ticketing systems
    Knowledge base documentation
    Root cause analysis
    SLA-based support
    Agile/Scrum workflows
  • Programming
    HTML, CSS, JavaScript, Python

Zertifizierung

CompTIA Security+, In Progress

Extras

Personal SOC & Security Lab

  • Designed and maintained a virtual lab environment to develop practical Security Operations Center skills and hands on experience with monitoring and incident response.
  • Deployed Splunk to centralize logs and monitor security events.
  • Practiced continuous alert monitoring, incident triage, and structured escalation workflows.
  • Used SentinelOne and Microsoft Defender to analyze and quarantine suspicious files and endpoint threats.
  • Captured and inspected network traffic using Wireshark to investigate anomalies
  • Simulated port scans, brute force attacks, malware scenarios, and conducted vulnerability assessments to test detection and remediation capabilities.
  • Practiced documenting incidents and performing structured escalation to Tier 2/3 scenarios.
  • Conducted vulnerability assessments and validated remediation actions.

Languages

German
First language
English
Advanced
C1

Zeitleiste

Service Desk Specialist

ARVATO SYSTEMS Latvia
2025.05 - 2026.02

Freelance Technical & Digital Specialist

MindsetTechnology Koch
2022.08 - 2025.05

College Degree -

Kantonsschule olten
LEON KOCH