Senior Network Security Engineer

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About Us:

LTIMindtree is a global technology consulting and digital solutions company that enables enterprises across industries to reimagine business models, accelerate innovation, and maximize growth by harnessing digital technologies. As a digital transformation partner to more than 700 clients, LTIMindtree brings extensive domain and technology expertise to help drive superior competitive differentiation, customer experiences, and business outcomes in a converging world. Powered by nearly 90,000 talented and entrepreneurial professionals across more than 30 countries, LTIMindtree a Larsen & Toubro Group company combines the industry-acclaimed strengths of erstwhile Larsen and Toubro Infotech and Mindtree in solving the most complex business challenges and delivering transformation at scale. For more information, please visit .

Work Locations: Houston, TX (3 days Onsite)

Employment Type: Full Time

Max Salary: $100K to $120K

Skill Requirement:

Deployment and Operations of the network hardware in the IT infrastructure It includes new implementations expansion and support of NX OS N2K N3K N5K N7K and N9K IOS Catalyst 3850 9500 and 9300 switches routers Load Balancers and Firewalls in Data Centers

• Working on Routing Protocols EIGRP BGP IS IS and Switching Protocols STP RSTP as part of implementations and operations
• Engage in ON CALL rotation which needs working on priority 1 and priority 2 cases in real time providing immediate solutions to the issues impacting the live production
• Successfully deployed new ASA Firewalls dedicated to ACI infrastructure in multiple data center locations
• Experience on load balancing strategies techniques expertise in application switching traffic management knowledge of persistence and SSL certificates
• Providing the Root Cause Analysis RCA and implementing Long term fix for the problems and discuss about the solutions to the team
• Perform code upgrades to the network switches and routers in the cisco infrastructure to overcome vulnerabilities bugs and maintain the standards
• Configured new ACI Fabrics in the Cisco Infrastructure from building of the APIC controllers Spines and leaf architecture and have prepared detailed documentation on this
• Strong experience in a medium large scale enterprise networks 5 years of relevant experience
• Network and security knowledge on Cisco products routing switching and firewalls
• Strong network troubleshooting skills from layer 1 7
• Experience with enterprise grade load balancers e g F5 and Cisco Access Points
• Experience working on monitoring tools SolarWinds Orion NCM and NPM Aruba
• Experience with ACI F5 Load balancer is a must
• Should have worked on DC network documentation and related processes
• Should have experience in handling data center network related incidents within defined SLAs
• Must have working knowledge and experience defining and engineering VoIP SIP and or IMS based services
• Residential telephone services are built using IMS and VoIP components
• Installation configuration and strong troubleshooting experience in Cisco devices Experience in Voice WAN Wireless Site Networks Maintenance Datacenter support
• Perform network maintenance and system upgrades including service packs patches hot fixes and security configurations
• Provide Level 2 3 support and troubleshooting to resolve issues within SLA
  
  

Must Have Experience In The Following Technologies

• Cisco Routers Switches
• Cisco WIFI
• F5 Load Balancer
• Palo Alto Firewall Cisco ASA Firewall
• WAN Optimizers
• Cisco VOIP
• Certifications CCNA CCNP is preferred
• Experience in automation using ansible python is plus
  
  

Mandatory Skills: SDWAN Meraki, DWAN Viptela, Cisco-sdn-network-administration Infra Services, Cisco DC/Branches Routers & Switches, Cisco Meraki / Velocloud, Scripting - Shell/PowerShell/Python, FTD & Fortiget