Jaiveer Vuyyuri

SIEM and Network Security Engineer

Kakinda, India 7+ yrs exp 80 · Excellent

About

Results-oriented SIEM and Network Security Engineer with 7+ years of IT experience, including 4 years of hands-on experience as a Splunk Engineer and 3.6 years as a Network Security Engineer. Experienced in designing, administering, and optimizing Splunk Enterprise environments, onboarding diverse log sources, developing correlation searches, dashboards, reports, alerts, and security use cases for enterprise SOC operations. Strong expertise in Splunk administration, data onboarding, log parsing, index management, forwarder deployment, search optimization, incident investigation, and infrastructure performance tuning. Solid background in firewall administration, VPN configuration, network security, routing, switching, access control, and security policy implementation. Skilled in troubleshooting complex production issues, improving monitoring coverage, reducing alert response times, and collaborating with SOC analysts, security teams, and infrastructure teams to strengthen enterprise security posture. Adept at working in 24×7 production environments while ensuring SLA compliance and operational excellence.

Skills & Expertise (32)

Splunk Enterprise Advanced

8.5/10

Years Exp

Splunk Cloud Advanced

8.5/10

Years Exp

Incident Management Advanced

8.0/10

Years Exp

Change Management Advanced

8.0/10

Years Exp

Troubleshooting Advanced

8.0/10

Years Exp

Network Security Advanced

8.0/10

Years Exp

VPN Advanced

8.0/10

Years Exp

Firewalls Advanced

8.0/10

Years Exp

Incident Response Advanced

8.0/10

Years Exp

Security monitoring Advanced

8.0/10

Years Exp

Threat Detection Advanced

8.0/10

Years Exp

Reports Advanced

8.0/10

Years Exp

Universal Forwarder Advanced

8.0/10

Years Exp

Heavy Forwarder Advanced

8.0/10

Years Exp

Deployment Server Advanced

8.0/10

Years Exp

LINUX Advanced

8.0/10

Years Exp

Dashboards Advanced

8.0/10

Years Exp

Correlation Searches Advanced

8.0/10

Years Exp

Syslog Advanced

7.5/10

Years Exp

Windows Advanced

7.5/10

Years Exp

Lookups Advanced

7.5/10

Years Exp

Macros Advanced

7.5/10

Years Exp

Git Intermediate

7.0/10

Years Exp

GitHub Intermediate

7.0/10

Years Exp

TCP Intermediate

7.0/10

Years Exp

IP Intermediate

7.0/10

Years Exp

Routing Intermediate

7.0/10

Years Exp

Switching Intermediate

7.0/10

Years Exp

NAT Intermediate

7.0/10

Years Exp

ACL Intermediate

7.0/10

Years Exp

DNS Intermediate

7.0/10

Years Exp

DHCP Intermediate

7.0/10

Years Exp

Work Experience

Splunk Engineer

iOPEX Technologies

Sep 2022 - Present

Administered and maintained Splunk enterprise and cloud environments supporting security monitoring and operational analytics. Onboarded 100+ log sources from Windows, Linux, firewalls, network devices, authentication servers, databases, and enterprise applications. Installed and configured Universal Forwarders, Heavy Forwarders, Indexers, Search Heads, and Deployment Server components. Developed complex SPL queries, dashboards, reports, scheduled searches, and alerts for SOC operations. Created correlation searches and security use cases to improve threat detection and incident visibility. Optimized Splunk searches and dashboards, improving search performance and reducing execution time. Performed index management, retention policy configuration, data lifecycle management, and storage optimization. Implemented field extractions, lookups, tags, event types, macros, calculated fields, and knowledge objects. Integrated Splunk with enterprise security tools, network devices, and operating systems for centralized log management. Performed health monitoring, troubleshooting, capacity planning, and performance tuning of Splunk infrastructure. Supported security investigations by analyzing logs, identifying anomalies, and assisting SOC analysts during incident response. Worked with Change Management, Incident Management, and Problem Management processes using ServiceNow. Automated repetitive administrative tasks using scripting wherever applicable. Participated in production deployments, release activities, and 24×7 operational support while consistently meeting SLA commitments.

Network Security Engineer

Vdrive Info

Mar 2019 - Sep 2022

Administered enterprise firewall environments and implemented security policies for business-critical applications. Managed firewall rule creation, modification, optimization, and periodic access reviews following organizational security standards. Configured and supported Site-to-Site VPN and Remote Access VPN connectivity for secure communication. Performed network troubleshooting involving TCP/IP, NAT, VLANs, routing, switching, DNS, and DHCP. Investigated firewall logs and network security events to identify and resolve connectivity and security issues. Coordinated with application, server, and infrastructure teams during production implementations and change activities. Performed firmware upgrades, configuration backups, disaster recovery validation, and device health monitoring. Assisted in vulnerability remediation by implementing recommended firewall and network security changes. Maintained high availability of network security infrastructure while ensuring minimal production downtime. Created technical documentation, standard operating procedures (SOPs), knowledge base articles, and network diagrams. Delivered production support in a 24×7 operational environment while consistently meeting SLA target.