Lingeswara Bommana

Dublin, OH

adl724@r.postjobfree.com 740-***-****

linkedin/com/in/lingeswara-reddy-359a1a114/

Network Engineer

Technical leader offering 9+ years of experience in hands-on and strategic technical roles.

Multi-faceted Network Administrator with an impressive background in leading technical projects, providing end-user support, and monitoring network operations. Demonstrated experience in mitigating potential security risks, resolving complex technical issues, and generating comprehensive technical reports. History of success in building positive relationships with clients, internal teams, and third-party vendors.

Highlights of Expertise

Network Operations

Hardware/Software Configuration

System Implementation & Upgrades

End-User Technical Support

Data Analysis and Reporting

Disaster/Crisis Planning

Remote Desktop Support

Project Management

Routing & Switching

TCP/IP Fundamentals

Career Experience

Cardinal Health, Dublin, OH

Network & Security Engineer (April 2016-Present)

Hands-on network and security role within a large healthcare system, focused on leading daily technical operations along with supporting complex technical projects. Play a lead role in analyzing current network status, mitigating security risks, and configuring networks to ensure high performance levels. Lead configuration functions including configuring network devices, networks, and various security certificates.

Instrumental in maintaining records of network assets and network component inventory in addition to creating technical documentation related to network settings, network mapping, and service records.

Coordinated internal projects which has included a new load balancer set-up project, configuration of AnyConnect VPN set-up, and Cisco to Palo Alto firewall migrations

Analyze networks to find vulnerabilities and capacity issues.

Instrumental in maintaining records of network assets and network component inventory in addition to creating technical documentation related to network settings, network mapping, and service records.

Coordinated internal projects which has included a new load balancer set-up project, configuration of AnyConnect VPN set-up, Palo Global Protect and Cisco to Palo Alto firewall migrations.

Confer with clients to determine throughput, and security needs.

Assist in the design and deployment of company LANs, WANs including routers, switches, firewalls and other hardware.

Design new networks and enhancements to current networks for better security and performance.

Configure networks to ensure their smooth and reliable operation for fulfilling business objectives and processes.

Coordinate installation of new equipment.

Configure network devices such as switches, routers, firewalls and load balancers. Coordinate network operations, maintenance, repairs, or upgrades.

Working with AWS/Google cloud team and build new Load balancer setup as per Project requirements.

Working with project teams on configuring WAF solutions on F5 load balancer.

Configuring new site to site, cisco AnyConnect VPNs setup from Cardinal Health to vendors.

Worked on Cisco to Palo Alto firewall migrations.

Create and modify firewall rule bases based on infrastructure and business requirements.

Troubleshooting access /connectivity issues in coordination with multiple teams.

Monitor and test network performance and provide network performance statistics and reports.

Design, build, or operate equipment configuration prototypes, including network hardware, software, servers, or server operating systems.

Determine specific network hardware or software requirements, such as platforms, interfaces, bandwidths, or routine schemas.

Work on various network platforms such as CISCO, PALO ALTO, F5, SOPHOS, Zscaler, AWS, GCP, etc.

Working with Application layer security devices like F5 ASM and finding application vulnerabilities.

Create and maintain documentation as it relates to network

configuration, network mapping, processes, and service record

NTT Data, Hyderabad, AP

IT Security Administrator (August 2013-April 2016)

Hired to provide network and technical support to a key client, BioMarin, which is a global-leader in the development and commercialization of bio-pharmaceutical products. Lead network monitoring and supporting services which included maintaining VPN services and configuring F5 load balancers. Provided feedback and training to client team members on various processes, mitigated potential risks, and documented network/system metrics.

Utilized several tools to respond quickly to cyber-security incidents, including Tenable Nessus, Fire Eye suite, and Splunk.

Conducted real-time data analysis, implemented system security updates/upgrades, and performed troubleshooting of Local Area Networks.

Developed customized system profiles, provided end-user support to both hardware and software systems, and responded quickly to incidents.

Gained significant experience in implementing security systems, directing ad-hoc projects, and creating/updating network diagrams using Visio.

Meridian Soft Inc., Hyderabad, IN

Network Engineer (September 2012-April 2013)

Facilitated network engineering efforts on behalf of a key client, Tradeking Technology, with a concentration on maintaining firewalls, reviewing trouble tickets, and maintaining LAN/WAN systems. Ensured regulatory compliance across all network systems, worked closely with internal technical groups, and handled troubleshooting on connectivity issues, routing issues, and security issues.

Collaborated with the data center planning groups to document network capacity and high availability requirements in addition to mentoring internal teams and new employees.

INDMAX IT, Hyderabad, IN

Senior Network Engineer (February 2011-August 2012)

Provided support to a globally known client, Success Factors, with a concentration on providing end-user support, writing technical documentation, and upgrading software/hardware systems. Reviewed escalated network and/or system errors and identified resolutions, responded to trouble-tickets, and monitored the quality of connectively across networks.

SIFY Technologies, Hyderabad, IN

Engineer Systems (June 2007-August 2010)

Monitoring Network of Stanly & black&decket network using SolarWinds Monitoring tool

Working with third part vendors like Level 3, AT&T and Allstream to resolve circuit related issue.

Build the new Windows servers and adding in Stanly domain, assigning permissions to users.

Adding patch work on monthly and taking backup, updating onsite teams if any issues.

Cisco switches configuration, VLAN adding on new switches

Education & Credentials

Nagarjuna University, Guntur, Andhra Pradesh

Master of Computer Application

Nagarjuna University, Guntur, Andhra Pradesh

Bachelor of Computer Science

Professional Certifications: CCNA, CCNA Security, ITIL Foundation v3, PCNSE

Technical Proficiencies: Cisco Routers, Cisco Switches, Cisco Firewall Systems, F5-Big-IP, LTM, GTM, ASM, BGP, OSPF, EIGRP, VRRP, HSRP, GLBP, RIP, STOP, RSTOP, PVSTP, VTP, ARP, VLAN, DHCP, NAT, VLAN, DNS, FTP, TFTP, LAN/WAN, ISDN, Frame Relay, 802.11, 802.11a, 802.11b, IPsec, GRE, NAT/PAT, ACL, IPv4, Windows XP, Vista, Windows 7, Linux

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