Lava kumar Sarika

Software Engineer

West Godavari, Andhra Pradesh, India7 yrs 1 mo experience

Most Likely To SwitchHighly Stable

Key Highlights

Expert in troubleshooting complex network security issues.
Proven track record in leading technical escalations.
Skilled in providing design recommendations for secure deployments.

Stackforce AI infers this person is a Network Security Specialist with expertise in troubleshooting and design within the IT infrastructure domain.

Contact

Skills

Core Skills

Network SecurityProblem ManagementNetwork Design

Other Skills

Virtual Private Network (VPN)LAN SwitchingAccount ManagementFirewallsCisco RoutersPlaying CricketVolunteer ManagementSocial ServicesNetworkingFMCFirewall AdministrationSD-WANFirewall ManagementFirewallIOS Firewall

About

I would love to work in a challenging environment that provides generous opportunities for learning. Proficiency in implementation, analysis, troubleshooting and documentation of LAN & Security network systems. Skilled at grasping new concepts quickly & utilizing the same in an efficient manner. Key Skills:- Switches: Nexus 2K/5K/7K, Cisco Catalyst 2900, 3500 ,3700,6500, 4500, 3850,3560, 3750, 2960 Routers: Cisco 1900,2900,3900,4300,4221,4400 series LAN: Ethernet (IEEE 802.3), Fast Ethernet, Gigabit Ethernet Network Security: Cisco Firepower Models, Cisco ASA Firewalls, Cisco FMC, Site to site VPN, RAVPN, ISE Network Design and Problem Management.

Experience

7 yrs 1 mo

Total Experience

2 yrs 4 mos

Average Tenure

2 yrs 6 mos

Current Experience

Cisco

High Touch Technical Engineer - Security

Dec 2023 – Present · 2 yrs 6 mos · Chennai

Leading critical customer escalations and network-down situations across the Security Portfolio.
Performing deep Root Cause Analysis (RCA) and Problem Management for recurring and complex issues.
Troubleshooting advanced firewall, VPN, routing, switching, and security-related incidents.
Working closely with TAC, BU, Engineering, and Product teams for faster issue resolution and product improvements.
Providing design recommendations and best-practice guidance for secure and scalable customer deployments.
Raising product enhancement requests and feature recommendations based on customer escalations and field feedback.
Replicating complex issues in lab environments for deep investigation and validation.
Driving technical ownership during executive-level escalations and ensuring end-to-end resolution.
Identifying architectural gaps and recommending proactive improvements for service stability and performance.
Conducting technical training, mentoring engineers, and enabling teams on troubleshooting and escalation handling.

Virtual Private Network (VPN)LAN SwitchingNetwork SecurityProblem Management

Teksystems

Technical Consulting Engineer

Nov 2022 – Nov 2023 · 1 yr · Chennai, Tamil Nadu, India

Responsible for providing highly specialized and authoritative technical leadership to support the delivery structure of Security Portfolio.
Key technical lead for escalated critical customer issues and urgent network down issues. From logical, analytical troubleshooting methodology down to accurate log/trace analysis.
Maintaining and strengthening our trusted partner status.
Gaining customers' trust through direct and ongoing customer collaboration.
Solving complex problems where analysis requires an in-depth evaluation of factors with imaginative and innovative troubleshooting and experimentation as well as evaluation of intangible variables.
Working closely with TAC/HTTS and Escalation(BU ) teams for issue resolution.
Replicating the network complex issues in lab for deep investigation of the issue.-Solving HTTS cases
Handling complex and critical customer call. Analyzing, configuring and solving problems in large networks
Engage and collaborate with multiple stakeholders to resolve customer issues.
Leading problem resolution in escalation management as technical owner and pulling together multiple related parties.
Training and mentoring the newly hired Engineers on technical and process prespective.

Account ManagementFirewallsNetwork SecurityProblem Management

Ntt data

Senior Network Engineer

Apr 2019 – Nov 2022 · 3 yrs 7 mos · Chennai Area, India

Troubleshooting of complex LAN/WAN infrastructure, Conducting root cause analysis on Network Incident. Work for permanent solution on reoccurring network Incidents
Troubleshooting High CPU utilization, High Memory Utilization on various Cisco platforms.
Deal with Latency, VLAN, VTP, logging issues and troubleshooting the same.
Taking care of all kinds of hardware and Software issues related to Cisco devices within the organization.
Troubleshooting IP link related issues like link failure, config mismatch, latency, packet drops.
Configuring failover or high availability in ASA and Firepower firewalls.
Deploying policies and troubleshooting issues in Firepower threat defense.
VPN-IPsec and Site-Site troubleshooting on ASA and Firepower.
Security and Traffic Filtering on Cisco Routers and Switches with various ACLs.
Supported migration activities like ASA-FTD, SDWAN, Nexus to ACI.
Troubleshooting license issues on all Cisco Platforms.
Upgraded all cisco platforms like catalyst Switches, Routers, ASA, Firepower, Nexus, ACI, SDWAN and ISE
Validate Best practices and recommend the intrusive / non-intrusive changes.
Worked as a lead to remediate the vulnerabilities effected to all cisco platforms.
Worked with TAC and BU for the customer escalations and provided RCA.
Key member in the team to plan and execute the initiatives and strategies to success.
Taking training sessions to the team and helping them to develop their skills and knowledge.