Sr. Network Security Engineer with Juniper SRX

Area(s) of responsibility

Skills: Network Security Engineer with Juniper SRX

Experience: 8-11 years

Location: Bangalore Only

Key Responsibilities

Segmentation & Zero Trust Responsibilities (Juniper SRX Focus)

Architect and implement network segmentation strategies using Juniper SRX firewalls 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 using firewall controls.

Collaborate with application owners to discover, validate, and map application dependencies to enable policy-driven segmentation via firewall rules and security zones.

Define and enforce granular security policies using zone-based segmentation, VRFs, and SRX policy constructs across hybrid environments.

Integrate segmentation with firewalls, SIEM, IAM, EDR/XDR, and cloud-native controls for unified policy enforcement.

Lead adoption and standardization of Juniper SRX as the primary segmentation enforcement platform across enterprise environments.

Develop segmentation governance models, policy lifecycle management, and compliance alignment (CIS/NIST/Zero Trust frameworks).

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 strong hands-on experience in Juniper SRX (primary), along with Fortinet and Palo Alto.

Deep expertise in

Security zones, policies, NAT, routing

Application control and threat prevention

High-availability clustering and scale design

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.

Data Center & Infrastructure

Experience managing enterprise data center environments with technologies including:

Aruba, Arista, Juniper switching

Firewalls, WAN optimization, IDS/IPS, DLP

Strong understanding of structured cabling and network facilities .