Total-TECH Co.
” 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:
- Bachelor’s Degree in Telecom/Computer Engineering or equivalent.
- ITIL.
- CCIE SEC, PCNSE, NSE-7 & F5-401 or equivalent certifications.
- 10 to 12+ years of experience in an enterprise environment.
- Solid experience and extensive hands-on with various security appliances and technologies.
- Strong experience with multi-vendor networks and familiarity with network management systems (NMS).
- Excellent IP networking fundamentals and extensive experience in VPN protocols (IPSec, GRE, SSL, Remote Access).
- Strong experience with ISE/NAC administration and AAA/TACACS/RADIUS technologies.
- Proficiency in scripting or programming languages such as Python, Perl, or Shell for automation.