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nagaraboina ajaykrishna

nagaraboina ajaykrishna

Network Security Engineer

Telangana
80
Profile Score

About

IT professional with 4+ years of experience in Network Security, specializing in designing, implementing, and supporting enterprise network security solutions across NOC and SOC environments. Skilled in designing, implementing, and managing enterprise-grade security solutions using Cisco, IBM, Radware, and A10 technologies. Experienced in SIEM monitoring, incident response, vulnerability management, and network access control. Possess strong hands-on expertise in Cisco ISE for Network Access Control (NAC), firewall configuration and policy management, and Fortinet FortiGate security platforms. Experienced in implementing role-based access policies, endpoint profiling, authentication, and authorization to enhance network visibility and security. Proficient in managing next-generation firewalls, including rule optimization, NAT, VPN (IPsec/SSL), traffic inspection, and threat prevention to ensure secure and high-performing network operations. Skilled in incident response, log analysis, and security troubleshooting, with the ability to quickly identify, analyze, and remediate security incidents and network issues.

Skills & Expertise (36)

Cisco ISE Advanced
8.3/10
3
Years Exp
IBM QRadar Advanced
7.9/10
2
Years Exp
CrowdStrike Advanced
7.8/10
2
Years Exp
Microsoft Azure Intermediate
7.6/10
2
Years Exp
Risk Assessment ISO/IEC 27001 Awareness Risk Register Cisco Firepower SOPs ISO 27001 Policy Frameworks Security Audits SNMP HTTP/HTTPS DHCP DNS TCP/IP Ssl vpn IPSec Switching Routing VLANs LINUX Windows Server firewall policy management Incident Response Vulnerability Assessment Threat Detection Log Analysis Active Directory Azure Security Centre Alepo Platform VPN Security A10 Networks Tenable Trend Micro Radware DefensorPro

Work Experience

NOC Network Engineer

Arche Technologies Pvt Ltd

Jul 2023 - Present

Designed and implemented network access control (NAC) policies using Cisco ISE, enhancing endpoint visibility and authentication security. Configured and managed firewall rules and policies to maintain optimal network security and performance. Deployed and maintained Radware DDoS mitigation and application protection solutions for enterprise clients. Implemented and managed A10 Networks solutions for load balancing, SSL offloading, and traffic optimization. Administered Alepo platforms ensuring secure integration and service availability. Conducted periodic security risk assessments, identifying potential threats and recommending mitigations. Participated in incident response and forensic investigations, documenting RCA and corrective measures. Provided technical support and optimization for multiple network and security platforms.

Technology Risk Engineer

Synoption Pvt.Ltd

Dec 2021 - May 2023

Experience in deploying, configuring, and managing Palo Alto Networks' firewalls, including PA-Series, VM-Series, and Panorama, ensuring robust network security measures. Administered IBM QRadar SIEM for real-time security monitoring and advanced threat analytics. Managed Azure Security Center and mitigated cloud infrastructure vulnerabilities. Utilized CrowdStrike EDR for endpoint protection and rapid response to malware incidents. Conducted vulnerability assessments using Tenable and ensured timely remediation. Monitored VPN access logs to detect and prevent unauthorized activities. Conducted security awareness training sessions for end-users to promote cybersecurity hygiene. Drafted and maintained security policies, incident reports, and compliance documentation in alignment with industry best practices.

Education

B. Tech in Electrical and Electronics Engineering - Ganapathy Engineering College

2015 - 2020 · Afghanistan

Intermediate in MPC - Sri Balaji Junior College

2013 - 2015 · Afghanistan

SSC - St. Paul’s High School

- 2013 · Afghanistan

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 5/15
💰 Rate 0/5
🏆 Certs 0/5
Verified 5/5
Total Score 80/100

Profile Overview

Member sinceMar 2026

Skills (36)

Cisco ISE IBM QRadar CrowdStrike Microsoft Azure Risk Assessment ISO/IEC 27001 Awareness Risk Register Cisco Firepower SOPs ISO 27001 Policy Frameworks +26 more