Harish Giribabu
@harishgiribabu
I secure enterprise networks and cloud infrastructure across global, high-priority environments.
United StatesWhat I'm looking for
At Experian, I manage global network security controls across cloud and on-premises WAF, IPS, web gateways, CDNs, and firewalls. I use Terraform and Python automation to provision AWS security infrastructure and streamline Imperva WAF onboarding and policy changes.
I've supported perimeter security operations at NTT Data, Kroger, and MeritTrac, covering firewalls, VPNs, proxies, load balancers, DNS, vulnerability management, and PCI controls. I bring hands-on experience resolving escalations, improving security standards, and supporting secure, repeatable deployments.
Experience
Work history, roles, and key accomplishments
Work with a global team performing day-to-day operations and administration of network security controls, including cloud and on-premises WAF, IPS, Web Gateways, CDNs, and Firewalls. Serve as on-call support and provide SME expertise on security incidents, audits, and high-priority escalations.
Provided support to client perimeter security infrastructure, including firewall, proxy, remote access, and intrusion detection systems. Conducted day-to-day firewall and proxy changes and problem analysis and resolution within service level agreements.
Network Security Engineer
The Kroger Co
Jan 2018 - Jul 2022 (4 years 6 months)
Installed and maintained firewall solutions, working with security vendors to apply best practices and version upgrades. Created and managed rule bases, Site-to-Site VPN configurations, and cluster implementations in Checkpoint and Palo Alto.
Network Security Engineer
MeritTrac Services
Jul 2013 - Jul 2015 (2 years)
Worked on day-to-day operations of computer network support, resolving Tier II support tickets for on-premises environments. Developed Security Operations procedures for PCI compliance and performed vulnerability scanning using Qualys Guard and Nessus.
Education
Degrees, certifications, and relevant coursework
University of the Cumberlands
Master of Science, Information Systems Security
Master of Science in Information Systems Security from the University of the Cumberlands, completed in April 2022.
Texas A&M University-Kingsville
Master of Science, Electrical Engineering
Master of Science in Electrical Engineering from Texas A&M University-Kingsville, completed in August 2017.
Microsoft
Microsoft Certified Azure Security Engineer Associate, Cloud Security
Microsoft Certified Azure Security Engineer Associate certification.
Zscaler
Zscaler Certified Cloud Administrator - Internet Access (ZCCA-IA), Cloud Security
Zscaler Certified Cloud Administrator - Internet Access (ZCCA-IA) certification.
Zscaler
Zscaler Certified Cloud Administrator - Private Access (ZCCA-PA), Cloud Security
Zscaler Certified Cloud Administrator - Private Access (ZCCA-PA) certification.
Tech stack
Software and tools used professionally
Availability
Location
United StatesAuthorized to work in
Salary expectations
Skills
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