LTIMindtree

Network Operations Engineer L3

LTIMindtree$120K *
Telecommunications & Hardware
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6 to 10 years of experience in Network Operations or Support roles
  • Strong expertise in L3 operational support
  • Proficiency with Cisco Firewalls including ASA Firepower FTD
  • Deep knowledge of routing protocols OSPF, BGP, EIGRP
  • Hands-on experience with troubleshooting complex network issues
  • Familiarity with ITIL processes for incident and change management

Responsibilities

  • Provide L3 support for production network environments, including incident resolution and root cause analysis
  • Troubleshoot and resolve complex network issues related to routing, switching, and firewall technologies
  • Configure, manage, and optimize Cisco Firewalls, including ACLs, NAT, and VPN setups
  • Design, configure, and support Routing and Switching infrastructures
  • Lead and execute network changes, upgrades, and maintenance activities following ITIL processes
  • Act as an escalation point for L2 NOC teams and mentor junior engineers
  • Maintain detailed technical documentation such as SOPs and change records

Benefits

  • Flexible work schedule with 3 days onsite
  • Opportunities for professional growth and development
  • Access to latest networking technologies
  • Collaboration with cross-functional teams
  • Possibility to work with emerging security solutions
Full Job Description
Role description

Job Title: Network Operations Engineer L3

Location: Hosuton, TX (3 days Onsite)

Max Salary: $120K+Benefits

Primary - Routing & Switching, Wireless, Cisco FTD

Secondary - SD WAN, FortiGate

Role Summary

We are looking for a Network Operations L3 Engineer to provide advanced operational support troubleshooting and implementation for enterprise network infrastructure The role involves handling complex incidents leading changes and acting as an SME for Cisco Firewalls and Routing Switching environments

Key Responsibilities
  • Provide L3 support for production network environments including incident resolution root cause analysis and preventive actions
  • Troubleshoot and resolve complex network issues related to routing switching and firewall technologies
  • Configure manage and optimize Cisco Firewalls ASA Firepower FTD including
  • ACLs NAT VPN SitetoSite Remote Access
  • Policy changes upgrades and failover scenarios
  • Design configure and support Routing Switching infrastructure
  • Routing protocols OSPF BGP EIGRP
  • Switching technologies VLANs STP HSRPVRRP PortChannels
  • Lead and execute network changes upgrades migrations and maintenance activities following ITIL processes
  • Act as escalation point for L2NOC teams and mentor junior engineers
  • Participate in problem management RCA documentation and service improvement initiatives
  • Work closely with security cloud and application teams during outages and project activities
  • Maintain technical documentation HLDLLD SOPs runbooks change records

Mandatory Skill Sets
  • Cisco Firewalls
  • Cisco ASA Firepower FTD
  • NAT ACLs IPsec SSL VPN
  • High Availability upgrades
  • Routing Switching
  • Strong handson with Cisco Routers Switches
  • OSPF BGP EIGRP
  • VLANs STP HSRPVRRP VPC EtherChannel
  • Troubleshooting
  • Deep packetlevel and protocollevel troubleshooting
  • Handling highseverity incidents in production

Good to Have
  • Exposure to Fortinet Palo Alto firewalls
  • Experience with Data Center or Enterprise networks
  • Monitoring tools SolarWinds PRTG SNOW
  • Basic understanding of cloud networking Azure AWS connectivity
  • ITIL process awareness Incident Change Problem Management

Experience Qualifications
  • 6 to 10 years of experience in Network Operations Network Support
  • Strong experience in L3 operational support roles
  • Cisco certifications CCNP CCIE preferred not mandatory

About LTIMindtree

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 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.
Learn more about LTIMindtree

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