Abdurrahman Belhaj
@abdurrahmanbelhaj
Senior Cybersecurity Consultant at Arctic Wolf securing enterprise networks and developing incident response strategies.
GermanyWhat I'm looking for
At Arctic Wolf, I design security controls for enterprise networks and Azure environments, and turn penetration test findings into prioritized remediation strategies.
At Loh Services GmbH & Co. KG, I led vulnerability management and served on the Incident Response Team. I also conducted threat hunting and internal penetration tests, and contributed to SOAR playbooks.
My work spans threat intelligence, incident response, risk management, and security operations. I hold a bachelor's degree in Computer Systems Networking and Telecommunications and certifications including CompTIA SecurityX and Certified Ethical Hacker.
Experience
Work history, roles, and key accomplishments
Network Security Architecture: Design and secure enterprise networks, including firewalls, IDS/IPS, segmentation, and VPNs to reduce attack surface and improve resilience.
Operating System Hardening: Apply advanced security baselines across Windows, Linux, and Unix environments to minimize vulnerabilities and ensure compliance.
Cryptography & Data Protection: Implement industry-standard encrypti
IT Security Engineer
Loh Services GmbH & Co. KG
Dec 2022 - May 2025 (2 years 5 months)
Led vulnerability management processes and tooling to continuously identify, prioritize, and remediate security risks across enterprise environments.
Served as an Incident Response Team member, investigating and containing security incidents to minimize operational and business impact.
Conducted proactive threat hunting to detect emerging threats and strengthen defensive posture before exploitat
Information Security Engineer
Masarat IT & Financial Services
Apr 2020 - Mar 2022 (1 year 11 months)
Worked as Information Security Engineer at Masarat IT & Financial Services.
Education
Degrees, certifications, and relevant coursework
College of Computer Science
Bachelor's Degree, Communication, General
CompTIA
CompTIA SecurityX (CASP)
Oct 2026 · Expires Oct 2029
Microsoft
Microsoft Certified: Azure Fundamentals
Oct 2026
SANS Institute
Advanced Incident Response, Threat Hunting, and Digital Forensics
Dec 2024
Palo Alto Networks
Palo Alto Networks Certified Network Security Administrator PCNSA
Feb 2023 · Expired Feb 2025
EC-Council
Certified Ethical Hacker (CEH)
Dec 2023 · Expires Dec 2026
Mile2
Certified Information Systems Security Officer
Mar 2022 · Expired Mar 2025
CompTIA
CompTIA Linux+ ce Certification
Mar 2021 · Expired Mar 2024
CompTIA
CompTIA Security+ ce Certification
May 2021 · Expired May 2024
CompTIA
CompTIA Security Analytics Professional – CSAP Stackable Certification
Jul 2021 · Expired Jul 2024
Mile2
Certified Penetration Testing Engineer
Nov 2021 · Expired Nov 2024
CompTIA
CompTIA CySA+ ce Certification
Jul 2021 · Expired Jul 2024
Cisco
Cisco Certified CyberOps Associate
May 2021 · Expired May 2024
College of Computer Technology Tripoli (CCTT)
Bachelor's degree, Computer Systems Networking and Telecommunications
2015 - 2020
Janzour high school
Science
2012 - 2015
Availability
Location
GermanyAuthorized to work in
Salary expectations
Social media
Job categories
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