Senior Cybersecurity & Network Security Engineer

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About the Role

We are a trusted recruitment partner working with leading fintech, banking, retail technology, and enterprise organizations across Türkiye and international markets.

For upcoming and active projects, we are looking for experienced Senior Cybersecurity & Network Security Engineers who can help secure critical digital platforms, payment systems, enterprise infrastructure, and high-traffic customer-facing services.

Selected candidates may be matched with one or more partner companies based on their technical background, security domain expertise, industry experience, and career goals.

Tasks

What You’ll Do

• Security Management: Manage and improve network security, server security, endpoint security, and data protection processes.
• Technology Operations: Operate and enhance security technologies such as Firewall, IDS/IPS, WAF, DDoS protection, Web Proxy, EDR/XDR, Email Security, Sandbox, SIEM, DLP, and PAM.
• Incident Response: Monitor security events, investigate incidents, coordinate remediation actions, and contribute to root cause analysis.
• Risk & Vulnerability: Perform risk assessments, business impact analysis, vulnerability follow-ups, and security control reviews.
• Compliance & Governance: Ensure compliance with relevant security standards and regulations such as KVKK, PCI DSS, ISO 27001, ITIL, COBIT, Law No. 5651, Law No. 6493, and payment systems information security requirements.
• Infrastructure Security: Take ownership of security policy implementation, configuration hardening, access control, logging, monitoring, and audit readiness across cloud, on-premise, and hybrid environments.
• Audits & Testing: Support penetration testing, vulnerability management, audit, and third-party security review processes.
• Continuous Improvement: Follow emerging cybersecurity threats, translate them into practical security improvements, and prepare documentation/reports for stakeholders.

Requirements

Who You Are

• Education: Bachelor’s degree in Computer Engineering, Electrical/Electronics Engineering, Telecommunications Engineering, Information Systems, or related fields.
• Experience: Minimum 5 years of experience in Network Security, Information Security, Cybersecurity Operations, IT Risk, or IT Audit.
• Core Tech Stack: Hands-on experience with Firewall, IDS/IPS, WAF, DDoS, VPN, Web Proxy, NAC, EDR/XDR, SIEM, DLP, or PAM technologies.
• Networking Fundamentals: Strong knowledge of LAN/WAN, Routing & Switching, TCP/IP, IPSec/SSL VPN, VLAN, MPLS, NAT, BGP, and network segmentation.
• Frameworks & Industry: Good understanding of regulatory frameworks (KVKK, PCI DSS, ISO 27001, ITIL, COBIT). Experience in financial services, fintech, payment systems, banking, retail technology, or high-transaction digital platforms is a strong plus.
• Language: Good command of English.
• Soft Skills: Strong analytical thinking, ownership, communication, and cross-functional collaboration skills.
• Certifications (Preferred): Holding certifications such as CCNP, CCSA, PCNSA, CEH, CISSP, CISM, CISA, ISO 27001 LA, or equivalent.

Nice to Have:

• Experience with Forcepoint Web/Email Security or similar enterprise security products.
• Knowledge of cloud security on Azure, AWS, or GCP.
• Familiarity with MITRE ATT&CK, Cyber Kill Chain, NIST, or similar cybersecurity frameworks.
• Experience with automation or scripting using Python, Bash, or PowerShell.
• Experience in audit-heavy environments such as banking, insurance, fintech, telecom, or large-scale retail.

How to Apply

If you are an experienced security professional looking to protect high-impact digital systems—click here to submit your application. We’d love to hear from you!