[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Flex jobs](https://jobs.opennash.com/companies/flex/) · [Search jobs](/search/) Flex · India, Chennai # Senior Network Administrator - IT India, Chennai Full-time Senior individual contributor IT & Infrastructure Listed on Flex’s official careers site. Posted October 13, 2026. Check that it is still open and apply there. [Apply on Flex’s careers site →](https://flextronics.wd1.myworkdayjobs.com/Careers/job/India-Chennai/Senior-Network-Administrator---IT_WD230767) [OpenNash Jobs](https://jobs.opennash.com/) / [Flex](https://jobs.opennash.com/companies/flex/) / Senior Network Administrator - IT ## Job description Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary. Job Summary To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Senior Network Administrator - IT (L2) located in Chennai, India. Reporting to the Senior Manage r & the role involves What a typical day looks like: Strong technical expertise in areas such as Routing, Switching, Security and Traffic Optimization. Technical expert with sharp skills in technologies such as Dynamic Routing Protocols, LAN switches, Wireless LAN technologies, Firewall configuration, SSL & IPSec VPN/DMVPN configuration, Cisco WAAS/vWAAS, AppNav Controllers, Performance Routing (PFRv3), cisco AVC. Experience working with Network QOS In-depth experience/operational knowledge working with SNMP, NetFlow, and Network Tools Good knowledge and working experience on ISR & ASR with IOS XE platform. Experience in handling complex production issues, major outages, root cause analysis (RCA) and excellent diagnostic, problem solving skills. Effective communication with high degree of escalation management The experience we’re looking to add to our team: Any graduate or post graduate 8+Years of IT experience. 5+ years of experience in WAN alone, 5 to 7 years is more preferred L2 Network Support. ### Technologies/Protocols TCP/IP, OSPF, BGP, HSRP, IPsec, VPN/DMVPN, MPLS. QoS, Multicast, dot1q, STP, VLANS, VTP, HSRP, VoIP, WLAN, DNS, DHCP, ARP, SNMP, NetFlow, Cisco vPC, FCoE, Cisco Fabric Path etc." ### Products Cisco Catalyst Switches, Cisco Routers (ISR & ASR with IOS XE platform), Cisco Nexus Switches, Cisco WAN Accelerators, F5 load-balancers, Cisco ASAs, Cisco & Aruba WLAN products, Packet analysis and debugging abilities using a variety of tools (e.g. Ethereal/Wireshark, tcp dump, etc.) Proficient knowledge in scripting (Linux/Unix Shell scripts / Python / Ruby, etc,) and Hands-on experience in Configuration Management and Deployment tools (Chef / Puppet / Ansible / Terraform, etc.) Good knowledge in CI/CD tools (Jenkins / TeamCity / Bamboo / Travis CI, etc,) and building CI/CD pipelines good knowledge in GIT (GitHub / GitLab / Bitbucket) or SCM tools (SVN, TFS, etc.) Ready to work in shifts 24x7 support Cisco certification is preferred CCNA, CCNP/CCDP (Routing & Switching), CCIE. What you’ll receive for the great work you provide: Health Insurance Paid Time Off #LI-RR1 RR03 Job Category IT Required Skills: Optional Skills: Flex pays for all costs associated with the application, interview or offer process, a candidate will not be asked for any payment related to these costs. Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first). ## At a glance - Posted by the employer: Oct 13, 2026 - First seen by OpenNash: Oct 17, 2026 - Last checked: Oct 17, 2026 - Listed for: 4 days - Location: India, Chennai - Employment type: Full-time[Apply on Flex’s careers site →](https://flextronics.wd1.myworkdayjobs.com/Careers/job/India-Chennai/Senior-Network-Administrator---IT_WD230767) ## More jobs at Flex ### [Fullstack.Net Technical Manager (React Js) - IT](https://jobs.opennash.com/companies/flex/jobs/ae9f439e1eebcf3fec02/) India, Chennai ### [Techno-Functional Business Analyst (Supply Chain) - IT](https://jobs.opennash.com/companies/flex/jobs/12e825e77693bce59e0f/) India, Chennai ### [Analyst - Accounts Receivable](https://jobs.opennash.com/companies/flex/jobs/0cfb039ee2eb498b93f8/) India, Chennai ### [Analyst - General Ledger](https://jobs.opennash.com/companies/flex/jobs/b7562fb22105e2f13f3c/) India, Chennai ## Similar jobs at other companies ### [System Administrator - Network Specialist Commissioning Engineer (f/m/d)](https://jobs.opennash.com/companies/siemens-energy/jobs/3d8210da3f7694da2de9/) Siemens Energy ### [Network Security Administrator (Check Point)](https://jobs.opennash.com/companies/brookfield-renewable-holdings/jobs/f20d9d45e2f5f7b5bc50/) Brookfield Renewable Holdings · Gatineau, QC, Canada ### [Network Administrator](https://jobs.opennash.com/companies/tata-consultancy-services/jobs/0c345d2ffe5d468eb1ba/) Tata Consultancy Services · Bengaluru ### [Network Administrator](https://jobs.opennash.com/companies/tata-consultancy-services/jobs/3326dd3b1327704a015b/) Tata Consultancy Services · Hyderabad ### [F5 Network Administrator](https://jobs.opennash.com/companies/diamondback-energy/jobs/447068471df0f9a50529/) Diamondback Energy [IT & Infrastructure jobs](/functions/it-infrastructure/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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