Network Security Specialist Zscaler Secure Internet Access

10 - 15 years

15 - 25 Lacs

Posted:None| Platform: Naukri logo

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Job Type

Full Time

Job Description

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Job Summary:

Cybersecurity Experts

Key Responsibilities:

  • Design, implement, and troubleshoot secure network infrastructures, especially focusing on Zscaler SIA, DDoS mitigation, and NGF technologies.
  • Monitor network traffic and security events using tools such as

    Wireshark

    ,

    Zscaler logs

    , and other SIEM platforms.
  • Ensure high availability and performance of secure connectivity across

    data centers

    ,

    cloud

    platforms, and

    hybrid environments

    .
  • Implement and manage

    SSL/TLS

    ,

    HTTP/HTTPS

    ,

    DNS

    ,

    IPv4/IPv6

    ,

    proxies

    , and

    AAA systems

    (LDAP, MS AD, SAML/OAuth).
  • Handle VPN configurations,

    GRE/IPSec tunnelling

    , and firewall rule base management.
  • Work on

    DLP policies

    ,

    zero trust architecture

    , and

    cloud-based security principles

    .

Required Skills:

  • Strong hands-on experience with:
  • Zscaler Secure Internet Access (ZIA)

  • Next-Gen Firewalls

    (Palo Alto, Fortinet, etc.)
  • DDoS mitigation tools

    (Akamai, Radware, Arbor, etc.)
  • Wireshark

    for packet-level analysis
  • Deep understanding of:
  • Network protocols

    : SSL, HTTP/S, DNS, IPv4/6, proxy services
  • Authentication systems

    : LDAP, Active Directory, SAML/OAuth
  • Experience in

    cloud security environments

    (AWS, Azure, GCP)

Preferred Skills & Certifications:

  • Certifications (any):

  • CISSP
  • PCSAE / PCCSE
  • CCNP / CCIE (Security or R&S)

  • Knowledge of:

  • Data Loss Prevention (DLP)

  • Cloud Access Security Broker (CASB)

  • Zero Trust Network Access (ZTNA)

  • Zscaler Internet Access (ZIA) and Private Access (ZPA)


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