Senior Network Engineer

Tata Consultancy Services; St. Louis (MO); Presencial; USD 100.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Discretionary Annual Incentive

Medical Coverage: Medical & Health, +/

Family Support: Leaves

401K Plan

Training Reimbursement

Vacation & Holidays

Descripción de la vacante

Tata Consultancy Services Limited in Saint Louis, MO, is seeking an IT Network Engineer 3 to design, configure, and enhance enterprise LAN/WAN/WLAN infrastructure. You will translate business needs into scalable network solutions and lead ongoing improvements across complex production environments.

The role requires 5+ years of hands‑on experience with routing/switching, security controls, and network diagnostics, plus strong communication skills.

Formación

• 5+ years of related experience designing, implementing, supporting, and improving enterprise network infrastructure.
• Strong knowledge of TCP/IP, IPv4/IPv6, DNS, DHCP, VLANs, STP, NAT, ACLs, and subnetting.
• Hands‑on expertise with enterprise routing and switching, including BGP and OSPF.
• Experience supporting LAN, WAN, WLAN, and complex production network environments.
• Working knowledge of firewalls, VPNs, network segmentation, access controls, and network security principles.
• Strong troubleshooting skills using packet analysis, logs, monitoring platforms, and diagnostic tools.
• Experience with network monitoring, capacity management, performance management, availability management, and root‑cause analysis.
• Ability to create and maintain network diagrams, implementation plans, standards, procedures, configuration records, and troubleshooting guides.
• Experience supporting complex infrastructure projects, production changes, and service‑impacting incidents.
• Exposure to network automation or scripting using Python, PowerShell, or Ansible is preferred.
• Relevant certifications such as Cisco CCNP, Cisco CCNA, or comparable industry certifications are desirable.
• Strong written and verbal communication skills with the ability to explain risks, dependencies, technical decisions, and implementation status.

Responsabilidades

• Design, configure, implement, and enhance enterprise LAN, WAN, WLAN, routing, switching, and associated network infrastructure.
• Translate business and technical requirements into scalable, secure, resilient network solutions.
• Lead implementation, maintenance, troubleshooting, and continuous improvement of enterprise network services.
• Diagnose and resolve complex connectivity, availability, performance, and configuration issues.
• Monitor network health, capacity, availability, and performance and recommend preventive or corrective improvements.
• Provide advanced support for network incidents and service‑impacting events and participate in root‑cause analysis.
• Plan and execute network changes while minimizing operational risk and service disruption.
• Incorporate security and compliance requirements into network engineering and operational activities.
• Develop and maintain network diagrams, standards, implementation procedures, operating guides, and technical documentation.
• Provide network expertise to infrastructure and technology projects and contribute to complex transformation initiatives.
• Collaborate with architects, cybersecurity, application teams, telecommunications providers, customers, and technology vendors.
• Act as a subject‑matter expert across multiple network technologies and guide junior engineers on complex assignments.

Conocimientos

TCP/IP

IPv4/IPv6

DNS

DHCP

VLANs

STP

NAT

ACLs

Subnetting

Routing & Switching

BGP

OSPF

LAN/WAN/WLAN

Firewalls & VPNs

Network security principles

Packet analysis

Monitoring platforms

Root‑cause analysis

Network diagrams

Python

PowerShell

Ansible

Cisco CCNP

Cisco CCNA

Herramientas

Python

PowerShell

Ansible

Descripción del empleo

Must Have Technical/Functional Skills

• 5+ years of related experience designing, implementing, supporting, and improving enterprise network infrastructure.
• Strong knowledge of TCP/IP, IPv4/IPv6, DNS, DHCP, VLANs, STP, NAT, ACLs, and subnetting.
• Hands‑on expertise with enterprise routing and switching, including BGP and OSPF.
• Experience supporting LAN, WAN, WLAN, and complex production network environments.
• Working knowledge of firewalls, VPNs, network segmentation, access controls, and network security principles.
• Strong troubleshooting skills using packet analysis, logs, monitoring platforms, and diagnostic tools.
• Experience with network monitoring, capacity management, performance management, availability management, and root‑cause analysis.
• Ability to create and maintain network diagrams, implementation plans, standards, procedures, configuration records, and troubleshooting guides.
• Experience supporting complex infrastructure projects, production changes, and service‑impacting incidents.
• Exposure to network automation or scripting using Python, PowerShell, or Ansible is preferred.
• Relevant certifications such as Cisco CCNP, Cisco CCNA, or comparable industry certifications are desirable.
• Strong written and verbal communication skills with the ability to explain risks, dependencies, technical decisions, and implementation status.

Roles & Responsibilities

• As an IT Network Engineer 3, you will be responsible for:
• Design, configure, implement, and enhance enterprise LAN, WAN, WLAN, routing, switching, and associated network infrastructure.
• Translate business and technical requirements into scalable, secure, resilient network solutions.
• Lead implementation, maintenance, troubleshooting, and continuous improvement of enterprise network services.
• Diagnose and resolve complex connectivity, availability, performance, and configuration issues.
• Monitor network health, capacity, availability, and performance and recommend preventive or corrective improvements.
• Provide advanced support for network incidents and service‑impacting events and participate in root‑cause analysis.
• Plan and execute network changes while minimizing operational risk and service disruption.
• Incorporate security and compliance requirements into network engineering and operational activities.
• Develop and maintain network diagrams, standards, implementation procedures, operating guides, and technical documentation.
• Provide network expertise to infrastructure and technology projects and contribute to complex transformation initiatives.
• Collaborate with architects, cybersecurity, application teams, telecommunications providers, customers, and technology vendors.
• Act as a subject‑matter expert across multiple network technologies and guide junior engineers on complex assignments.

Salary Range-$100,000-$120,000 a year

#LI-KR3

TCS Employee Benefits Summary:

• Discretionary Annual Incentive.
• Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
• Family Support: Maternal & Parental Leaves.
• Insurance Options: Auto & Home Insurance, Identity Theft Protection.
• Convenience & Professional Growth: Commuter Be nefits & Certification & Training Reimbursement.a
• Time Off: Vacation, Time Off, Sick Leave & Holidays.
• Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing

Location

Saint Louis, MO

Function

TECHNOLOGY

Role

Senior Engineer

ID

437348

Skills

Network Engineer

Salary Range

$100,000 - $120,000