Network Security engineer

VEERA KRISHNA MARIKANTI

Network & Security Engineer 4+ Years Experience

*********************@*****.*** Hyderabad, Telangana, India phone:970*******

PROFESSIONAL SUMMARY

Results-driven Network & Security Engineer with 4+ years of hands-on experience supporting enterprise network infrastructure,

firewall security, and VPN solutions. Proven expertise in administering Palo Alto, FortiGate, and SonicWall firewalls, config uring

routing/switching environments, and resolving complex network incidents across production systems. Strong foundation in

endpoint security, traffic analysis, and cross-functional collaboration. Currently expanding skills in Microsoft Azure and cloud

networking, with a consistent focus on maintaining secure, reliable, and high-performance IT environments for enterprise clients.

CORE TECHNICAL SKILLS

Networking TCP/IP OSI Model Subnetting VLANs Routing Switching DNS HTTP/HTTPS TLS/SSL

Firewall Security Palo Alto Networks Fortinet FortiGate SonicWall NAT Rules Security Policy Config Log Analysis

VPN Site-to-Site VPN Remote Access VPN Encrypted Connectivity IPSec SSL VPN

Switching / Wi-Fi Cisco Switch Config VLANs Trunking Ruckus Wireless APs SSID Config Wireless Auth

Endpoint Security Kaspersky Endpoint Security Sophos Endpoint Protection Policy Management Threat Protection

Cloud / Microsoft Microsoft Azure (VNets, Subnets, IP Addressing) Azure Analysis Services MS SQL Server

Monitoring & Tools Network & Firewall Log Monitoring Root Cause Analysis Incident Troubleshooting Performance

Monitoring

PROFESSIONAL EXPERIENCE

Network & Security Support Engineer 2020 Present

Tecnics Integration Technologies Pvt. Ltd. Hyderabad

Administered and maintained enterprise network infrastructure including firewalls (Palo Alto, FortiGate, SonicWall), routing,

switching, and VPN connectivity across production environments.

Managed security policy configurations, NAT rules, and VPN tunnels; performed regular reviews to ensure compliance and

optimal security posture.

Diagnosed and resolved complex network incidents connectivity failures, latency spikes, and security events via log

analysis, packet flow inspection, and protocol-level troubleshooting.

Deployed and managed site-to-site and remote access VPNs to maintain secure inter-network communication for enterprise

clients.

Configured and maintained Cisco switches (VLANs, trunking) and Ruckus Wireless Access Points (SSID, auth policies, wireless

security).

Administered endpoint security platforms (Kaspersky, Sophos); enforced security policies and responded to endpoint threat

alerts.

Supported Microsoft SQL Server environments query execution, DB monitoring, and basic performance tuning.

Assisted in Power BI and SSRS reporting: report execution, dashboard monitoring, and data delivery support.

Collaborated with cross-functional teams to minimise downtime, execute incident response, and document resolutions in the

knowledge base.

Delivered customer-facing technical support using structured ITSM practices, consistently achieving high satisfaction scores.

KEY COMPETENCIES

Incident Management & Firewall Administration VPN Configuration & Support

Troubleshooting

Root Cause Analysis (RCA) Network Security Operations Cross-Team Collaboration

Customer Support & SLA Adherence Cloud/Azure Fundamentals Continuous Learning & Adaptability

EDUCATION

Bachelor of Commerce (B.Com Computers) Dr. Babasaheb Ambedkar University 2020

Intermediate Technical (Electrical) Sri Bhagya Laxmi College, Bhadrachalam 2017

Intermediate Lotus Junior College, Khammam 2015

SSC (10th Grade) ZPHS High School, Chegomma Telangana Board 2013

LANGUAGES

English (Professional) Telugu (Native) Hindi (Conversational)

Declaration: I hereby declare that the information furnished above is true and correct to the best of my knowledge.

Place: Hyderabad

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