Senior Network Administrator - IT

Flex; Chennai District; On-site; INR 1,200,000 - 2,000,000; Full time

Benefits offered by this job

Health Insurance

Paid Time Off

Job summary

Flex in Chennai, India is seeking a Senior Network Administrator - IT (L2) to join our global technology team. You will own complex routing, switching, security and VPN delivery, and support 24x7 operations in a fast-paced manufacturing environment.

The role requires 8+ years IT experience, with strong WAN focus (5+ years preferred), proficiency in IOS XE, Cisco devices, QoS, VPN/DMVPN, and hands-on scripting with Python or shell. Shift-work and escalation management are part of the duties.

Qualifications

• 8+ years of IT experience.
• 5+ years of WAN experience preferred.
• Proficient in TCP/IP, OSPF, BGP, VPN/DMVPN, QoS.

Responsibilities

• Provide L2 network support and resolve complex outages.
• Manage routing, switching, QoS, firewall, and VPN configurations.
• Perform RCA and root cause analysis.
• Escalation management and effective communication.
• Support 24x7 shift operations.

Skills

Routing

Switching

Security

Traffic Optimization

Dynamic Routing Protocols

LAN switches

WLAN

Firewall configuration

VPN/DMVPN

SNMP/NetFlow

Scripting (Python, Shell, Ruby)

CI/CD tools

Git/SCM tools

24x7 shift support

Education

Any graduate or post graduate

Tools

Cisco Catalyst Switches

Cisco Routers (ISR & ASR)

Cisco Nexus Switches

F5 Load-balancers

Cisco ASA

Aruba WLAN

Wireshark

Ethereal

Chef / Puppet / Ansible / Terraform

Jenkins / TeamCity / Bamboo

GitHub / GitLab / Bitbucket

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.

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

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Job Category IT

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 [e-mail] 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).