STL - Sterlite Technologies LimitedSTL - Sterlite Technologies Limited

Network Security Engineer

Noida, Uttar Pradesh, India27 Jun 2026UYFO1Q
stl---sterlite-technologies-limited/network-security-engineer

Network Security Engineer

Job Description

Duties: The Network Security Engineer will work within our Network

Security team.
Support, troubleshoot, configure, manage, and upgrade FW, WAF
and a wide variety of other security products.
• Reviews requests related to new firewall policy requests.
o Implements approved firewall policy change requests.
• Perform network troubleshooting to isolate and diagnose common
network problems, using strong TCP/IP networking skills.
• Respond to inbound requests via phone and other electronic
means for technical assistance with managed devices.
• Respond in a timely manner (within documented SLA) to
configuration, maintenance, incident management, and other
requests.
• Document actions in ticketing system to effectively communicate
information internally and to customers.
• Respond to needs and questions of customers concerning their
access to network resources through their managed device.
• Troubleshoot and resolve connectivity problems independently
and understand escalation procedures.
• Resolve issues related to:
o Firewall policies
o NAT policies
o Routing
o VPN
o Application identification issues [App-ID]
o Logging and Monitoring
• Would need to extract logs related to various platforms from
Splunk.
• Create custom documentation for internal needs.
• Attend vendor-specific meetings and conferences for business
and professional development.
• Responsible for testing and configuring new products and
technologies.
• Perform other duties as assigned.
• Ability to work in 24x7 environment.

Skills: Experience with implementing Security/NAT policies on Firewalls

[Palo Alto Experience preferred, PCNSE certified]
• Sound understanding of IP Stack
• Practical expertise with TCP/IP networking required
• Minimum 1-2 years of experience with preferably more than one of
the following technologies: Palo Alto Networks (Firewall, Wildfire,
URL filtering, etc.), Juniper, etc.
• Exposure to Enterprise Logging and Monitoring solutions required
– Splunk, Qradar
• Minimum 1 year of experience with one or more of the following
management platforms required; Palo Alto Networks Panorama, F5

WAF, Firewall Analyzers [Tufin/AlgoSec/FireMon]
• Bachelor’s Degree in information technology, Information
Security/Assurance, Engineering or related field of study preferred;
at least four years of related experience and/or training (in addition
to experience requirements below); or equivalent combination of
education and experience preferred
• CCNA, Security+, ACE, PCNSE preferred
• Candidates with automation experiences preferred
Strong critical thinking and problem-solving skills required
• A passion for information security and data security required
• Detail oriented with strong organization skills required
• Customer service focus required with strong interpersonal skills
including excellent written/verbal communication skills
• Will be required to be on-call after hours and weekends on a
rotating basis
• May be required to work occasional off-shift hours to cover
customer maintenance and on-site activities

Quick Apply

~2 min

Apply through whichever channel suits you best.

CompanySTL - Sterlite Technologies Limited
Posted27 Jun 2026