Lead Network Security Engineer

UST

  • Thiruvananthapuram, Kerala
  • Permanent
  • Full-time
  • 29 days ago
Job Description:Responsibilities:
  • Firewall Management: Configure, manage, and troubleshoot firewalls including policies, NAT, VPNs (IPSec/SSL), and threat prevention.
  • Network Infrastructure: Manage and maintain enterprise LAN/WAN infrastructure, including switching and routing (L2/L3), VLANs, STP, OSPF, BGP.
  • Wireless: Deploy and maintain enterprise wireless networks using Aruba, fortinet or similar platforms. Troubleshoot coverage and connectivity issues.
  • Load Balancing: Configure and manage load balancers for application availability, traffic distribution, and SSL offloading.
  • Proxy Management: Deploy and maintain proxy solutions for secure web access, URL filtering, and logging.
  • Security Operations:
· Perform vulnerability assessments and ensure timely vulnerability fixes and patching of network and security devices.· Assist in security incident response, log analysis, and remediation.
  • Upgrades & Maintenance: Plan and execute firmware and software upgrades for network and security devices in compliance with change management processes.
  • Monitoring: Knowledge on network and security monitoring tools for real-time performance and ing.
  • ITSM Process Adherence:
· Incident Management: Respond to and resolve network/security incidents promptly.· Problem Management: Conduct root cause analysis and apply permanent solutions.· Change Management: Follow formal change control procedures for all infrastructure changes.
  • Documentation: Maintain accurate documentation for network diagrams, device configurations, incidents, and changes.
Required Skills & Qualifications:
  • Experience in network and security operations.
  • Hands-on experience with Cisco and Fortinet firewall platforms.
  • Strong knowledge of switching, routing, and wireless networking.
  • Experience with cloud platform like AWS, OCI, etc
  • Experience with vulnerability management and security patching.
  • Familiar with ITIL/ITSM processes (incident, problem, change management).
  • Proficient with monitoring and logging tools.
  • Strong troubleshooting, analytical, and communication skills.
  • Preferred Certifications: CCNP, Fortinet NSE4, ITIL Foundation.
Skills:Cisco, Fortinet, switching, routingAbout Company:UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

UST