Key activities include:
· Design and deliver network solutions using existing network infrastructure. Where new Network technologies are being introduced, implement them, and establish the best practice for their adoption. Resolve incidents and problems associated with the technical area of responsibility.
· Contribute to the Technology Roadmap for Tesco Network Services.
· Evaluate new tools and techniques to be able to understand their value and impact.
· Lead group design discussions on my area of expertise and be able to present with authority to a variety of audiences.
· Collaborate with other technical teams to understand their requirements and assist them by consuming Infrastructure in the most seamless way possible.
· Keep my technical skills up to date and keep track of new technologies, understanding how they might benefit the Technology team and wider Tesco.
· Introduce automation to all aspects of my day-to-day work.
Skills / Experience Required
· Experience designing and deploying solutions for large, complex global organizations.
· Analytical and structured approach to design, process, and advanced troubleshooting.
· Work with Architecture to produce and maintain high-quality HLD/LLD and maintain standard documentation for areas of responsibility.
· Well-organized self-starter who takes personal ownership and accountability at required levels of the work stream and project life cycles; willing to go the extra mile at every opportunity.
· Builds and maintains positive relationships within and across teams.
· Communicates effectively, able to deliver and present both written and verbal designs, strategies, and concepts clearly.
· Take ownership, to keep up-to-date and embrace the latest industry technologies and associated supplier solutions.
This role will best suit an individual who enjoys working as part of a team, is well organized, pragmatic and a lateral thinker with an inquisitive mind who is motivated to make change for the betterYou will need
Required Technology Skills
· Networking Expertise:
o Design, build, and operation of large-scale multilayer switching and routing with Juniper (Mist), HP, Arista, and Cisco.
o Proficient in technologies like Multicast, Port Channeling, EIGRP, BGP, CDP, GLBP, VRF, and QoS.
· WAN Technologies:
o Knowledge of MPLS, WAN Optimization (Riverbed Steelhead, Cisco WAS), CoS, and DWDM.
o Experience working with global communication providers.
· Technical Knowledge:
o Deep understanding of OSI models, routing protocols (BGP, OSPF, iGRP), DNS, DHCP, IP management, TCP/UDP, and IEEE 802 standards.
· Switching Architectures:
o Expertise in Cisco/Arista Spine/Leaf and Juniper/HP 3-tier (Core, Distribution, Access) architectures.
· Advanced BGP:
o Proficient in eBGP, communities, prefix lists, and BGP attributes.
· VPN Technologies:
· Skilled in IPSec, TLS/SSL, digital certificates, GRE, and DMVPN.
· Load Balancing:
o Experience with F5 appliances, Cisco ACE, and Citrix Netscaler for load and DNS balancing.
· Internet/Web Technologies:
o Understanding of CDN, proxy/caching, SSL offloading/interception, and URL redirection tools (e.g., Akamai, Bluecoat, Zscaler).
o Knowledge of HTML, HTTP/HTTPS, and XML protocols.
· Network Management:
o Expertise in SNMP, NetFlow, IPSLA, and related network management/alerting tools.
Desirable Technical Skills
· Firewall Platforms and Technologies:
- Proficient in building and configuring firewalls, including Palo Alto, Cisco ASA/FirePower, Checkpoint, and Fortinet.
· Remote Access and Authentication:
o Strong knowledge of remote access, two-factor authentication, and AAA solutions (e.g., RSA, Juniper/Pulse, Cisco ACS, Radius).
· Threat Prevention and Detection:
o Expertise in IPS, IDS, APT/SEIM, and secure proxy technologies for threat prevention and detection.
· SDN and Automation:
- Skilled in SDN and automation tools like GIT, Chef, Ansible, and Puppet, with experience in DevOps environments.
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- Familiarity with VMware NSX and the broader VMware software stack (vCenter, vRealize).
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- Proficiency in scripting languages such as Python, Unix/Linux shell, PowerShell, and Batch scripting.
About us At Tesco, inclusion is at the heart of everything we do. We believe in treating everyone fairly and with respect, valuing individuality and uniqueness to create a true sense of belonging. Diversity and inclusion are deeply embedded in our values—we treat people how they want to be treated. Our goal is for all colleagues to feel they can be themselves at work, and we are committed to helping them thrive. Across the Tesco group, we are building an inclusive workplace that actively celebrates the cultures, personalities, and preferences of our colleagues, who in turn contribute to the success of our business and reflect the diversity of the communities we serve. At Tesco Bengaluru, we are proud to be a Disability Confident Committed Employer, highlighting our commitment to creating a supportive environment for individuals with disabilities. We are dedicated to offering equal opportunities for all candidates and encourage applicants with disabilities to apply. Our recruitment process is fully accessible, and we are happy to provide reasonable adjustments during interviews. If you need any accommodations to participate in the recruitment process, please let us know. We are here to ensure that everyone has the chance to succeed. We also believe in fostering a work environment where you can excel both professionally and personally. Our hybrid model allows you to work flexibly—spend 60% of your week collaborating in person with colleagues at our office locations or local sites, and the rest of the time working remotely. We understand that everyone’s life journey is unique, whether you are starting your career, pursuing passions, or navigating life changes, and we are here to support you. Flexibility is a core part of our culture, and we encourage open conversations about how we can best accommodate your needs, so talk to us throughout your application process on the support required.