Birlasoft—Sr. Network Security Engineer with Microsegmentation

Job description

Description: Area(s) of responsibility Skills: Network & Security Engineer- Microsegmentation Experience: 8-11 years Location: Bangalore Only Key Responsibilities - Translate high-level business strategic objectives and goals into Enterprise IT requirements and conceptual designs. - Develop and support comprehensive solutions that meet requirements and align with global network security and microsegmentation strategy. - Develop and maintain a multi-year strategic network and security architecture roadmap, incorporating Zero Trust and segmentation-driven security models. - Lead end-to-end network and security architecture across global platforms ensuring secure, high-performing, fault-tolerant, and resilient environments. Microsegmentation & Zero Trust Responsibilities - Architect and implement microsegmentation strategies across data center, campus, and cloud environments to limit lateral movement and enforce least-privilege access. - Design and operationalize Zero Trust Architecture (ZTA) principles, integrating identity, application, and network-based policy enforcement. - Integrate microsegmentation with firewalls, SIEM, IAM, EDR/XDR, and cloud-native controls for unified policy enforcement. - Develop segmentation governance models, policy lifecycle management, and compliance alignment (CIS/NIST/Zero Trust frameworks). Microsegmentation & Advanced Security - Strong hands-on experience in designing and implementing microsegmentation solutions in complex enterprise environments. - Proven capability to build application-aware segmentation policies based on traffic flow analysis. - Experience with policy simulation, enforcement, monitoring, and optimization in segmentation platforms. - Understanding of east-west traffic inspection, workload protection, and software-defined segmentation. - Familiarity with Zero Trust Network Access (ZTNA) and identity-driven access models. Network Security & Infrastructure - Strong experience managing LAN/WAN security technologies, including firewalls, IDS/IPS, SIEM, VPN, and NAC. - Expertise in firewall architecture and design with hands-on experience in: - Fortinet (Fortigate), Palo Alto, Juniper - Policy design, NAT, routing, application control, and threat prevention profiles - Experience securing public and private cloud (AWS, Azure, GCP) environments. - Design and implementation of Web Application and API Protection (WAAP) solutions. - Strong experience in proxy (forward/reverse), load balancing, and application security integration. - Experience with SDN and SD-WAN architectures, including segmentation use cases. Networking & Protocol Expertise - Strong knowledge of: - Routing protocols: BGP, OSPF, RIP, MPLS - Network services: DNS, DHCP, NTP - IPv4/IPv6 architecture and traffic management - Experience in QoS, NetFlow, ACLs, NAT, multicast, and wireless technologies (802.11 variants). - Experience with F5 GTM/LTM, VPN technologies, and Internet proxy solutions.