Network Security Engineer

Overview

Who we are:

At UST, we help the world’s best organizations grow and succeed through transformation. Bringing together the right talent, tools, and ideas, we work with our client to co-create lasting change. Together, with over 26,000 employees in 25 countries, we build for boundless impact—touching billions of lives in the process. Visit us at .

The Opportunity

Network Security Engineer

Bangalore, KA

Key Roles & Responsibilities

• Network Remote Access and Zero Trust
• Manage and optimize VPN solutions (SSL/IPSec, Akamai Connector, Zscaler, IIoT platforms).
• Support Zero Trust Network Access and maintain authentication services (RADIUS, SAML, MFA, Conditional Access).
• Improve remote access resiliency, performance, and user experience.
• Network Implementation
• Deploy and maintain LAN, WAN, wireless, and cloud network configurations.
• Support upgrades, migrations, hardware refresh, and configuration rollouts.
• Validate network changes through structured testing.
• Advanced Troubleshooting (L2–L3)
• Perform deep dive analysis on complex network issues across on prem, cloud, and remote environments.
• Analyze packet flows, latency patterns, bottlenecks, and escalation-level problems.
• Drive root cause analysis and preventive measures.
• Firewall and Security
• Manage enterprise firewalls (Palo Alto, Cisco ASA/FTD, Fortinet, Check Point).
• Implement and maintain security policies, segmentation, NAT, and threat prevention rules.
• Support IDS/IPS tuning and triage with security teams.
• Enforce network security standards and maintain compliance across environments.
• Proxy, Web Security, and Secure Edge
• Manage enterprise proxy platforms (Zscaler ZIA, PAC files, Cloud SWG, Explicit Proxy configs).
• Configure and troubleshoot outbound web traffic flows, SSL inspection, URL filtering, and CASB integrations.
• Monitor proxy performance and availability, ensuring predictable user experience globally.
• Work with endpoint teams to ensure proxy settings and tunnel clients behave consistently across OS platforms.
• Endpoint and Client Connectivity
• Troubleshoot VPN and remote connectivity issues for Windows, macOS, Linux, and mobile devices.
• Work with Intune, SCCM, and Jamf teams to align endpoint network and security policies.
• Validate connectivity and performance after endpoint policy updates or client upgrades.
• Documentation and Collaboration
• Maintain accurate diagrams, configuration repositories, SOPs, and architectural documentation.
• Work closely with application, cloud, endpoint, and security teams to plan and implement solutions.
• Qualifications
• Bachelor’s degree in IT, Computer Science, or a related field.
• 5-6 years of hands on network engineering experience.
• Strong understanding of routing, switching, and network protocols (IPSec tunnels, BGP, OSPF, MPLS, QoS).
• Certifications such as CCNA, JNCIP/JNCIE, PCNSE, or equivalent.
• Strong problem solving skills, sense of ownership, and ability to operate independently.
  
  

We’re proud to embrace the same values that have shaped UST since the beginning. Since day one, we’ve been building enduring relationships and a culture of integrity. And today, it's those same values that are inspiring us to encourage innovation from everyone to champion diversity and inclusion and to place people at the centre of everything we do.

Humility

We will listen, learn, be empathetic and help selflessly in our interactions with everyone.

Humanity

Through business, we will better the lives of those less fortunate than ourselves.

Integrity

We honor our commitments and act with responsibility in all our relationships.

Equal Employment Opportunity Statement

UST is an Equal Opportunity Employer. We believe that no one should be discriminated against because of their differences, such as age, disability, ethnicity, gender, gender identity and expression, religion, or sexual orientation.

All employment decisions shall be made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by federal, state, or local law.

UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance.

• To support and promote the values of UST.
• Comply with all Company policies and procedures
  
  

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