Network Engineer L3

LTM; Houston (TX); Hybrid; USD 126,000 - 154,000; Full time

Benefits offered by this job

Comprehensive Medical Plan

Short/Long Disability Coverage

401(k) Plan with Company match

Life Insurance

Vacation Time, Sick Leave, Paid Holid­

Paid Paternity and Maternity Leave

Job summary

LTIMindtree is seeking a Network Operations Engineer L3 in Houston, offering a 3-day hybrid work schedule. The role focuses on advanced operational support for enterprise networks, including Cisco Firewalls, routing, and switching, with SQL? no, just networking.

You will lead complex incidents and changes while advising L2/NOC teams. The ideal candidate has 6–10 years in Network Operations, strong L3 experience, and Cisco certifications (CCNP/CCIE preferred but not mandatory).

Qualifications

• Cisco Firewalls, ASA Firepower and FTD expertise.
• NAT, ACLs, IPsec and SSL VPN configuration.
• Routing and switching with high availability upgrades.
• Experience with OSPF/BGP/EIGRP routing protocols.
• Strong packet tracing and log analysis abilities.

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 ASA, Firepower and FTD including ACLs, NAT, VPNs.
• Lead and execute network changes, upgrades, migrations and maintenance per ITIL processes.
• Act as escalation point for L2/NOC teams and mentor junior engineers.
• Participate in problem management, RCA documentation and service improvement initiatives.
• Work with security, cloud and application teams during outages and project activities.
• Maintain technical documentation, HLD/LLD, SOPs and runbooks.

Skills

Cisco Firewalls

Cisco ASA Firepower FTD

NAT ACLs IPsec SSL VPN

High Availability upgrades

Routing Switching

Strong handson with Cisco Routers/SVX?

OSPF BGP EIGRP

VLANs STP HSRPVRRP VPC EtherChannel

Tools

SolarWinds

PRTG

SNOW

Job description

Role Summary

Job Description Network Operations Engineer L3

Role Description

• Location: Houston, TX (3 days Hybrid)
• Max Salary : $140K+Benefits
• Only VI Profiles

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

Actual compensation within the range will be dependent upon the individual's skills, experience, performance and internal equity.

Benefits/perks listed below may vary depending on the nature of your employment with LTIMindtree (“LTIM”):

Benefits And Perks

• Comprehensive Medical Plan Covering Medical, Dental, Vision
• Short Term and Long-Term Disability Coverage
• 401(k) Plan with Company match
• Life Insurance
• Vacation Time, Sick Leave, Paid Holidays
• Paid Paternity and Maternity Leave

The range displayed on each job posting reflects the minimum and maximum salary target for the position across all US locations. Within the range, individual pay is determined by work location and job level and additional factors including job-related skills, experience, and relevant education or training. Depending on the position offered, other forms of compensation may be provided as part of overall compensation like an annual performance-based bonus, sales incentive pay and other forms of bonus or variable compensation.

Disclaimer: The compensation and benefits information provided herein is accurate as of the date of this posting.

LTIMindtree is an equal opportunity employer that is committed to diversity in the workplace. Our employment decisions are made without regard to race, color, creed, religion, sex (including pregnancy, childbirth or related medical conditions), gender identity or expression, national origin, ancestry, age, family-care status, veteran status, marital status, civil union status, domestic partnership status, military service, handicap or disability or history of handicap or disability, genetic information, atypical hereditary cellular or blood trait, union affiliation, affectional or sexual orientation or preference, or any other characteristic protected by applicable federal, state, or local law, except where such considerations are bona fide occupational qualifications permitted by law.