[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Tata Consultancy Services jobs](https://jobs.opennash.com/companies/tata-consultancy-services/) · [Search jobs](/search/) Tata Consultancy Services · Roseville, CA # Sr. Network Operations Engineer Roseville, CA Senior individual contributor $64,000 - $170,000 Operations Last seen on Tata Consultancy Services’s official careers site on August 1, 2026; it may have closed since. [Apply on Tata Consultancy Services’s careers site →](https://ibegin.tcsapps.com/candidate/jobs/419152J) [OpenNash Jobs](https://jobs.opennash.com/) / [Tata Consultancy Services](https://jobs.opennash.com/companies/tata-consultancy-services/) / Sr. Network Operations Engineer ## Job description ### Must Have Technical/Functional Skills - A Bachelor’s degree in computer engineering or related field with 10+ years of experience, or equivalent combination of education and experience - 10+ years of experience in operations and managing Network devices, firewalls infrastructure. - 10+ years of experience installing and building Network infrastructure. - In-depth knowledge of network hardware and software technologies and best practices is required. - Knowledge of Routing and Switching design preferred - R&S and/or DC CCNA is required, CCNP preferred - Good knowledge of PAN firewalls architecture, ACLs, policies, NATs, IPSEC VPNs, Global protect VPNs. - Experience on SolarWinds IT infrastructure monitoring and provisioning is preferred - LAN switching including VLAN, VTP, STP etc. is preferred - Solid understanding of routing protocols ISIS, OSPF, BGP is preferred - Understanding and practical experience with technologies such as Cisco SDA, ISE, VXLAN etc. - Good working knowledge of Wireless network includes WLC 9800, 3500 Access points 9120 is preferred - Solid knowledge of Cisco Catalyst 9000 series, Palo Alto firewalls, Nexus 93k series, APC UPS, OOB network is preferred - Test and validation experience (Network hardware or software/OS) is preferred - Knowledge of a network technology discipline (e.g., IP Routing and Switching, Routing Protocols-OSPF, BGP, WAN, IPSEC, PAN Firewall, Packet Analysis, SD Access, DNAC, Cisco ISE, Infrastructure, IT Tools, and other relevant technologies. - Excellent troubleshooting skills in identifying and resolving complex networking issues - Strong understanding of how DNS works and experience in deploying and managing the internal and external DNS environments - Experience in managing different Load Balancer solutions. - Experience with cloud networking and cloud connectivity. - Scripting/programing skills will be a PLUS - Proactively acquire an in-depth understanding of the organization and its processes as well as develop an understanding of incidents and change management principles and organization best practices. - Medical device, pharmaceutical, biotech, or other regulated industry experience desired - Good team player and able to take accountability of tasks assigned and follow through to completion. - Strong communication and customer facing skills (written, verbal, and formal presentation) Roles & Responsibilities - Monitor network infrastructure, troubleshoot, and handle user incidents actively during company business hours. - Provide medium to high complexity network support activities including occasional off-shift support in case of major outage reported. - Work closely with Network Engineering, Network Security and Administration maintenance tasks and participate in process improvement. - Perform medium to high complexity network changes and implementations. - Participate in the network technology design process. - Analyze potential changes and enhancements to network software and hardware to determine impact on existing production environment. - Work as a member of a project team on business projects Salary Range: $64,000 - $170,000 a year #LI-CM2