Senior Network Engineer - Zscaler

4 years

0 Lacs

Posted:1 day ago| Platform: Linkedin logo

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Work Mode

Remote

Job Type

Full Time

Job Description

Role Description

Job Summary:

We are seeking an accomplished

Senior Network Engineer

with

4+ years of hands-on experience

in

cloud networking, routing & switching, firewalls, and security compliance

. The ideal candidate will have deep expertise in

Cisco, Palo Alto, ForeScout, Infoblox, Check Point, and F5

technologies, along with a proven track record in

patching, firmware upgrades, vulnerability management, and compliance enforcement

.This role involves

designing, implementing, and securing enterprise and cloud network infrastructures

, ensuring optimal performance, reliability, and adherence to regulatory standards.

Key Responsibilities

Network & Cloud Infrastructure Management

  • Design, deploy, and maintain enterprise and cloud network solutions across AWS, Azure, and GCP environments.
  • Manage and optimize routing and switching infrastructures (Cisco or equivalent) with expertise in BGP, OSPF, EIGRP, VLANs, STP, QoS, and multicast.
  • Configure and maintain load balancing solutions using F5 LTM, GTM, and iRules to ensure high availability and efficient traffic distribution.
  • Administer Infoblox DNS, DHCP, and IPAM systems for effective network resource management.

Firewall, Security, & Compliance

  • Configure and manage firewall policies and security rules across Cisco ASA, Palo Alto, Check Point, and ForeScout platforms.
  • Implement Zero Trust architecture, micro-segmentation, and VPN solutions for secure connectivity and remote access.
  • Execute patching and firmware upgrades for network and security devices to maintain compliance and mitigate vulnerabilities.
  • Perform vulnerability assessments, remediation, and compliance checks aligned with frameworks such as ISO 27001, NIST, CIS Benchmarks, and PCI-DSS.
  • Collaborate with security teams to analyze threats, mitigate risks, and enforce best practices in network security.

Performance Optimization & Troubleshooting

  • Continuously monitor network performance and proactively address bottlenecks to ensure maximum uptime and reliability.
  • Troubleshoot complex LAN, WAN, cloud, and firewall issues, driving root cause analysis and long-term resolutions.
  • Partner with vendors and internal stakeholders to optimize network performance and security posture.

Automation & Documentation

  • Leverage automation tools such as Ansible, Python, PowerShell, and Terraform to streamline network operations and cloud deployments.
  • Maintain accurate and up-to-date documentation including network diagrams, topology maps, and firewall/security configurations.
  • Provide technical mentorship and share best practices with junior engineers and cross-functional teams.

Qualifications & Experience

  • 4+ years of experience in network engineering, security, and cloud networking.
  • Strong background in routing & switching (Cisco, Juniper) and firewalls (Palo Alto, Check Point, Cisco ASA, ForeScout).
  • Proven expertise in cloud networking (AWS, Azure, GCP) — including VPCs, VPNs, NSGs, and load balancers.
  • Practical experience in patch management, firmware upgrades, vulnerability scanning, and compliance enforcement.
  • Proficiency with F5 load balancers (LTM, GTM, ASM) and related performance/security configurations.
  • Experience with network automation and Infrastructure-as-Code (IaC) frameworks.
  • Solid understanding of security standards and compliance frameworks (NIST, ISO 27001, CIS, PCI-DSS).
  • Excellent analytical, troubleshooting, and documentation skills.
  • Preferred Certifications: CCNP, CCIE, PCNSE, CCSA/CCSE, F5-CA, AWS/Azure Networking Specialty, or CISSP.

Skills

Network Engineering,Routing And Switching,Patch Management,cloud networking

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