Senior Network Security&DataCenter Engineer
Tata Consultancy Services
5 - 10 years
Bengaluru
Posted: 28/12/2025
Job Description
Technical Skills:
Expert-level knowledge of Cisco routing and switching technologies and protocols (BGP, OSPF, EIGRP, MPLS, VLANs, STP).
Proven expertise in datacenter architecture and design, including fabric design, virtualization (VXLAN, OTV, vPC), and micro-segmentation strategies.
Hands-on experience with CiscoACI and Nexus platforms(9k,7k,5k). In-depth, hands-on experience with CiscoASA, Firepower (FTD), and Firepower Management Center(FMC).
Proven expertise in Network Access Control(NAC) solutions, specifically Cisco ISE, including 802.1X, MAB, and posture assessment.
Strong understanding of security principles, including IDS/IPS, VPN (IPsec, SSL), encryption protocols, and endpoint security.
Experience with network monitoring, packet capture analysis (e.g., Wireshark, tcp dump), and SIEM tools.
Familiarity with network automation tools and scripting languages (e.g., Python, Ansible) is a plus. Knowledge of cloud networking concepts and hybrid cloud architectures (AWS, Azure).
Soft Skills:
Exceptional problem-solving and analytical abilities, with meticulous attention to detail.
Strong verbal and written communication skills, capable of articulating complex technical concepts to non-technical stakeholders.
Ability to work independently and as part of a team in a dynamic, fast-paced environment.
Strong project management skills, with the ability to manage multiple priorities and lead initiatives effectively
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