Senior Cybersecurity Engineer / IT

About TCS Hungary:

At TCS Hungary, opportunity meets stability in a vibrant and dynamic work environment. Tata Consultancy Services is one of the world’s fastest-growing technology partners, employing over 600,000 people from 152 nationalities across 55 countries. Since our establishment in 2001 in Budapest, we’ve been committed to delivering exceptional services through the power of digital technology.

What You Will Do:

• Lead the end-to-end design, implementation, and lifecycle management of enterprise firewalls, including Palo Alto PAN-OS, Check Point Gaia, Fortinet, and Cisco Secure Firewall (FTD/FMC).
• Architect and operate Cisco (IOS/NX-OS) and Arista (EOS/CloudVision) switching and routing infrastructure, including BGP, OSPF, VXLAN/EVPN, and segment routing across multi-site data centers.
• Architect and optimize enterprise proxy, WAF, and load-balancing solutions, including Zscaler ZIA/ZPA, Blue Coat, HAProxy, NGINX, and F5 BIG-IP/ASM.
• Design and enforce security posture for containerized workloads on OpenShift and Kubernetes using Cilium/eBPF network policies.
• Build and own Infrastructure as Code (IaC) automation frameworks using Ansible, Terraform, Python, and Bash.
• Architect SIEM logging pipelines (Splunk, CRIBL, XSOAR) and partner with SOC leadership on detection engineering maturity.
• Establish observability frameworks across the security stack using Prometheus, Grafana, and Zabbix.
• Act as a senior technical authority and escalation point, mentoring engineers and performing architecture reviews for critical network and security initiatives.
• Define and enforce Linux system hardening baselines (CIS Benchmarks) across hybrid infrastructure environments.
• Drive the design and governance of secure network architectures across on-premises, cloud, and containerized environments, ensuring scalability, resilience, and compliance.

What Do We Offer:

• Market-leading private healthcare package
• Attractive cafeteria package
• Hybrid working model
• Office gym and sports clubs
• Career growth opportunities across diverse roles
• Access to learning platforms such as Udemy and O'Reilly
• Extensive certification and development opportunities
• Work on strategic Microsoft Cloud projects across Europe

What You Will Bring:

• 10+ years of demonstrable, hands-on experience in cybersecurity or network security engineering within regulated enterprise environments.
• Expert-level mastery of enterprise firewall platforms, HA clustering, and threat prevention architecture.
• Extensive experience with Cisco and Arista network routing, switching, and VXLAN/EVPN fabrics.
• Deep proficiency in Linux system administration, hardening, and enterprise automation (Ansible, Terraform, Python).
• Mastery of core protocols (DNS, HTTP/S, BGP, OSPF, VXLAN, IPsec) and perimeter defense controls.
• Excellent technical documentation, audit presentation, and stakeholder communication abilities.

…and we appreciate if you have:

• Target Certifications: CCIE Security, CCNP Security, ACE Expert (Level 7), ACE Professional, PCNSE, CCSE, NSE 7, or CISSP.
• Experience in Tier 1 financial institutions or highly regulated environments adhering to PCI-DSS, ISO 27001, or NIST CSF.
• Hands-on experience with Arista CloudVision, Cilium/eBPF container networking, and cloud security platforms (AWS, Azure, GCP).

Your responsibilities will be:

• Ensuring the completion of development tasks to support the new release of projects/solutions
• Grooming user stories with Product Owner
• Supporting production requests or fixing issues
• Unit testing applications and reporting daily progress on daily stand-up meetings

About Your Contract:

• 40 hours/week
• Full-time, indefinite contract
• Location: Budapest, Hungary
• Hybrid working model with 2-3 office days per week
• Occasional travel to customer locations across Europe
• Onboarding and acclimatization period provided
• You must be currently eligible to work in Hungary

Join our collaborative team and help shape Microsoft-based digital transformation solutions for leading organizations across Europe.

About Your Application:

Please include only information in your CV that is directly relevant to the role. Our recruitment team will review all applications and contact candidates whose experience best matches the requirements.

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