- Participate in network security design to protect against cyber risks while maintaining high performance and reasonable management overhead.
- Review existing network designs to identify vulnerabilities and recommend security improvements.
- Evaluate and optimize configurations of network devices, including firewalls, switches, security appliances, and relevant cloud security components.
- Promote security best practices among network administrators through guidance, training, and policy development.
- Create network security-related SOPs and guardrails to standardize secure network management.
- Automate network security reviews and analysis where practical, leveraging scripting and security tools.
- Design and maintain internal PKI systems to support encryption in transit and authentication mechanisms.
- Contribute to security monitoring efforts by optimizing SIEM tools, log shipping, and security alerting mechanisms.
- Support information security policies by contributing to relevant network security standards and procedures.
- Lead DDoS protection activities, ensuring network resilience against large-scale cyberattacks.
- Bachelor’s or Master’s degree in Cybersecurity, Information Technology, Computer Science, or a related field. Alternatively you will hold top level certifications such as CCIE or similar.
- 10+ years of experience in network security architecture, design, and implementation.
- Strong knowledge of firewalls (Palo Alto, Cisco, Fortinet), IDS/IPS and VPN solutions.
- Experience x509 certificate management and PKI.
- Hands-on experience with encryption standards, authentication protocols, routing, network segmentation, and perimeter protection.
- Familiarity with Zero-Trust models, IAM frameworks, SIEM, and compliance standards.
- Certifications such as CCNP, GIAC, AWS, GCP, Azure, CEH, CCSP, or HashiCorp Vault Associate/Expert are a plus.
- We offer a highly competitive salary
- A detailed company training on highest standards
- A chance to work in friendly and supportive culture
- Tremendous growth opportunities in a large fast moving international company
SEE WHAT BENEFITS WE CAN OFFER.

Additional health insurance

Multisport card – 100% covered

Public transport card – 100% covered

Food vouchers valued at 160 BGN/month

Additional earnings for each successful job referral to ARRISE

International work environment and young colleagues
As the Head of the Internal IT Department, I am proud to lead a dedicated and innovative team driving technological advancements across our organization. Our team is composed of highly skilled professionals who manage and maintain our hardware, software, and network systems, ensuring smooth and reliable operations to support all internal IT needs. By leveraging technology, we drive innovation, improve operational efficiency, and create a secure IT environment that fosters growth and long-term success.
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