Sr. Operations Engineer (Network Security)

The Job Description

• Manage network security infrastructure, ensuring stability and availability on a 24 / 7 basis.
• Provide on-call coverage to handle security-related incidents and issues outside regular working hours.
• Plan, schedule, and execute system upgrades as per the patch management review process.
• Maintain and monitor all installed certificates in F5 and proactively communicate certificate expiry to stakeholders.
• Monitor security client coverage across all workstations, laptops, servers, etc., and take proactive measures for full coverage.
• Enhance the process for firewall policies (service request and implementation) and conduct periodic firewall policy clean-up exercises.
• Enable and roll out Two-Factor Authentication on supported systems, devices, and applications.
• Coordinate with vendors TAC and professional services to maintain network stability.
• Mentor other engineers on new technologies, troubleshooting techniques, and building MOPs (Method of Procedures).
• Validate technical design documentation (HLD / LLD / NIP) for complex network changes and ensure smooth deployment on the core IP infrastructure.
• Evaluate PSIRT (Product Security Incident Response Team) and Field Notices on infrastructure devices and take necessary mitigation actions.
• Supervise network optimization changes, including vendor best practices rollouts, syslog, and security audits.
• Execute the assigned load of CRQs (Change Request), SRs (Service Requests), and WOs (Work Orders) on a daily basis.
• Utilize automation tools and scripting languages (such as Python, Perl, or Shell) to streamline network operations and tasks.
• Serve as the subject matter expert (SME) for collaboration and voice technologies as part of the network Operations team.
• Handle Incident and Configuration management.
• Collaborate with cross-functional teams, including network engineers, system administrators, and security professionals, to resolve complex technical issues related to collaboration and voice systems.
• Perform regular system maintenance activities, including patching, upgrades, and capacity planning, ensuring minimal disruption to ongoing operations.
• Implement and enforce security policies for Security systems, ensuring compliance with industry standards and regulations.
• Conduct vulnerability remediation, keeping the systems secure and protected.
• Develop and maintain Operational documentation “SOPs,” including system configurations, procedures, and troubleshooting guides, to facilitate knowledge sharing and operational efficiency.
• Participate in an on-call rotation schedule to provide 24 / 7 support for critical incidents, ensuring prompt resolution and minimal downtime.
• Being available during scheduled maintenance and downtimes, leads or assists in new implementations, upgrades, or problem resolution.
• Provide technical guidance and mentorship to junior team members, sharing knowledge and best practices related to collaboration and voice technologies.

Requirements :

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