Job Title: Senior Network Security EngineerDesignation: Technical Architect

Location: Bangalore

Job Summary: We are seeking a highly skilled Senior Network Security Engineer to join our team in Bangalore. The ideal candidate will be responsible for translating high-level business strategic objectives into comprehensive IT requirements and conceptual designs. This role focuses on developing and supporting solutions that align with Client's global network security strategy, particularly utilizing Juniper SRX platforms. The candidate will lead the architecture and implementation of network segmentation strategies and Zero Trust principles across various environments.

Responsibilities:

Translate high-level business strategic objectives into Enterprise IT requirements and conceptual designs.

Develop and maintain a multi-year strategic network and security architecture roadmap, incorporating Zero Trust and firewall-based segmentation models.

Lead end-to-end network and security architecture across global platforms ensuring secure, high-performing, fault-tolerant, and resilient environments.

Architect and implement network segmentation strategies using Juniper SRX firewalls across data center, campus, and cloud environments.

Design and operationalize Zero Trust Architecture (ZTA) principles, integrating identity, application, and network-based policy enforcement.

Collaborate with application owners to discover, validate, and map application dependencies for policy-driven segmentation.

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 the adoption and standardization of Juniper SRX as the primary segmentation enforcement platform.

Develop segmentation governance models, policy lifecycle management, and compliance alignment with frameworks such as CIS, NIST, and Zero Trust.

Participate in network security design reviews to ensure compliance with enterprise security standards.

Analyze business requirements to design and implement security across various environments.

Provide ongoing risk metrics, control effectiveness tracking, and security posture reporting.

Conduct and support internal and external security audits and compliance assessments.

Maintain awareness of emerging threats and update policies accordingly.

Manage and optimize Security Information and Event Management (SIEM) systems.

Collaborate with Cyber Security, infrastructure, and application teams toward compliance and operational excellence.

Mandatory Skills:

Strong hands-on experience in designing and implementing network segmentation using enterprise firewalls, particularly Juniper SRX.

Proven capability to build application-aware firewall policies based on traffic flow analysis.

Strong understanding of east-west traffic inspection, security zoning, and firewall-enforced segmentation.

Experience managing LAN/WAN security technologies, including firewalls, IDS/IPS, SIEM, VPN, and NAC.

Deep expertise in security zones, policies, NAT, routing, and application control.

Experience securing public and private cloud environments (AWS, Azure, GCP).

Preferred Skills:

Familiarity with Zero Trust Network Access (ZTNA) and identity-driven access models.

Experience with SDN and SD-WAN architectures, including segmentation use cases.

Design and implementation of Web Application and API Protection (WAAP) solutions.

Qualifications:

Bachelor’s Degree in Computer Science, Network Engineering, or a related field.

Preferred certifications: CCNP / CCIE, JNCIS/JNCIP/JNCIE (Juniper SRX focus preferred).

Security certifications (CISSP, CISM, or equivalent) are a plus.