Sirak Debrezion - Cyber Security Support Engineer

Q: Where is Sirak based?

Sirak is based in Cologne, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does Sirak speak?

Sirak speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Sirak have?

Sirak has at least 3 years of experience. During this time, Sirak has worked in at least 3 different roles and for 3 different companies . The average length of individual experience is 1 year and 1 month . Note that Sirak may not have shared all experience and actually has more experience.

Q: What is Sirak's latest experience?

Sirak's most recent position is Cyber Security Support Engineer at Log(N) Pacific .

Q: What companies has Sirak worked for in recent years?

In recent years, Sirak has worked for Log(N) Pacific , NextKraftwerke , and Nexi Group .

Q: Which industries is Sirak most experienced in?

Sirak is most experienced in industries like Information Technology (IT) , Banking and Finance , and Energy .

Q: Which business areas is Sirak most experienced in?

Sirak is most experienced in business areas like Information Technology (IT) .

Q: Does Sirak have any certificates?

Sirak has 3 certificates . These include: Cybersecurity Analyst , Google Cybersecurity Professional , and Google IT-Support Professional .

Q: What is the availability of Sirak?

Sirak is immediately available full-time for suitable projects.

Recommended expert

Cologne, Germany

Experience

Feb 2024 - Present

2 years 2 months

Cyber Security Support Engineer

Log(N) Pacific

Implementing secure cloud configurations with Azure Private Link, Network Security Groups, Microsoft Defender for Cloud, and Azure Regulatory Compliance for NIST 800-53, PCI DSS, and HIPAA/HITRUST, resulting in an 88% reduction in security incidents over the same period.
Troubleshooting and supporting Microsoft Azure services, including Microsoft Sentinel (SIEM), Virtual Machines, Azure Monitor, and Azure Active Directory.
Developing KQL queries to support the Log Analytics workspace and Microsoft Sentinel, resulting in 1 new SIEM dashboard and 4 workbooks.

Aug 2023 - Jan 2024

6 months

System Administrator

NextKraftwerke

Windows Server 2016 support: Installing, configuring, and maintaining Windows Server 2016, including performing updates and security checks.
Installation, configuration, and maintenance of operating systems and software.
Managing user accounts and permissions in Azure Active Directory and Active Directory, including user rights and group memberships.
Handling support tickets and creating and maintaining detailed documentation of support processes and solutions.
Planning and carrying out rollouts of new software or hardware, including coordinating internal rollout processes.
Providing remote and on-site support, including troubleshooting hardware and software issues.
Using Lansweeper to manage and inventory hardware resources and monitor hardware status.
Setting up and maintaining printers and managing print servers.

Jan 2023 - Jul 2023

7 months

Helpdesk

Nexi Group

Developing and implementing automation scripts to optimize workflows.
Active Directory permission management.
Planning and executing internal rollouts.
Providing support for hardware and software issues.
Ticket management and documentation.
Patching network jacks.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (2 years), Energy (0.5 years), and Banking and Finance (0.5 years).

Information Technology

Energy

Banking and Finance

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (3 years).

Information Technology

Skills

Microsoft Office Suite
Help Desk
Ticketing System
Azure
Network Security Groups
Firewalls
Acls (Access Control Lists)
Virtual Machines
Virtual Networks
Cloud Computing
Active Directory
File Permissions
Windows 10
Siem
Sentinel
Kql
System Administration
Python Scripting
Nist 800-61
Nist 800-53

Languages

German

Native

English

Advanced

Certifications & licenses

Cybersecurity Analyst

LeveldCareers

Google Cybersecurity Professional

Google

Google IT-Support Professional

Google

Profile

Created

August 2024

Last Update

August 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Sirak based?

Sirak is based in Cologne, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Sirak speak?

Sirak speaks the following languages: German (Native), English (Advanced).

How many years of experience does Sirak have?

Sirak has at least 3 years of experience. During this time, Sirak has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 1 year and 1 month. Note that Sirak may not have shared all experience and actually has more experience.

What roles would Sirak be best suited for?

Based on recent experience, Sirak would be well-suited for roles such as: Cyber Security Support Engineer, System Administrator, Helpdesk.

What is Sirak's latest experience?

Sirak's most recent position is Cyber Security Support Engineer at Log(N) Pacific.

What companies has Sirak worked for in recent years?

In recent years, Sirak has worked for Log(N) Pacific, NextKraftwerke, and Nexi Group.

Which industries is Sirak most experienced in?

Sirak is most experienced in industries like Information Technology (IT), Banking and Finance, and Energy.

Which business areas is Sirak most experienced in?

Sirak is most experienced in business areas like Information Technology (IT).

Does Sirak have any certificates?

Sirak has 3 certificates. These include: Cybersecurity Analyst, Google Cybersecurity Professional, and Google IT-Support Professional.

What is the availability of Sirak?

Sirak is immediately available full-time for suitable projects.

What is the rate of Sirak?

Sirak's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.