Senior Network Security Engineer – Juniper SRX & Segmentation

Experience: 10+ Years

Work mode:Remote

Primary Skill: Juniper SRX / Network Security / Network Segmentation

Preferred Certifications: CCNP/CCIE, JNCIS/JNCIP/JNCIE, CISSP/CISM

Job Summary

We are looking for a Senior Network Security Engineer with 10+ years of experience in enterprise network security, firewall architecture, network segmentation, and Zero Trust. The ideal candidate should have strong hands-on experience with Juniper SRX and firewall-based segmentation across data center, campus, cloud, and hybrid environments.

Key Responsibilities

- Design and implement enterprise network security and firewall architectures .
- Architect network segmentation/microsegmentation using Juniper SRX to restrict lateral movement and enforce least-privilege access.
- Implement Zero Trust principles using identity, application, and network-based security controls.
- Analyze application traffic flows and dependencies to develop application-aware firewall policies.
- Configure and optimize SRX security zones, policies, NAT, routing, VRFs, and HA clusters .
- Work with Palo Alto and Fortinet firewalls as required.
- Secure enterprise LAN/WAN, data center,



and hybrid cloud environments.
- Integrate network security controls with SIEM, IAM, EDR/XDR, NAC, and cloud security platforms .
- Support security audits, risk assessments, compliance, and security posture reporting.
- Collaborate with network, cloud, infrastructure, application, and cybersecurity teams.

Required Skills
- 10+ years of experience in network security/network engineering.
- Strong hands-on expertise in Juniper SRX .
- Proven experience with network segmentation/microsegmentation and east-west traffic inspection.
- Strong knowledge of firewall policies, security zones, NAT, VRFs, routing, ACLs, and VPNs .
- Valuable understanding of Zero Trust / ZTNA .
- Strong networking knowledge: BGP, OSPF, MPLS, IPv4/IPv6, DNS, DHCP, NTP .
- Experience with SIEM, IDS/IPS, NAC, SD-WAN/SDN , and cloud security.
- Exposure to AWS, Azure, or GCP security.
- Experience with F5, proxy, WAAP , or application security is an advantage.

Certifications
- Preferred: JNCIS/JNCIP/JNCIE, CCNP/CCIE, CISSP, CISM .

? Interested candidates can share their updated resume at [email protected]

📌 Senior Network Security Engineer – Juniper SRX & Segmentation (India)
🏢 Runmap Infotech Private
📍 India