Lennox International Jobs

Job Search

Job Information

Lennox Lead Architect - Data Network in Chennai, Indiana

Company Profile

Lennox International (LII) is a leading global provider of innovative climate control solutions for heating, ventilation, air conditioning, and refrigeration (HVACR) markets.

Beginning over a century ago, Lennox International has built a strong heritage of Innovation and Responsibility. Our position as an innovation leader continually inspires us to promote more efficient energy use and a healthier environment through our product operations. Our engaged and diverse workforce is committed to providing climate control solutions that provide the most value and comfort for our customers.

We are proud to have instilled a shared sense of responsibility and commitment among our approximately 10,000 employees located throughout North America, South America, Europe, Asia, and Australia.

Job Description

Lead Architect is a highly skilled internetworking professional with comprehensive IP knowledge who performs end-to-end services for clients using a consultative approach. This professional - architects, designs, integrations, tests, troubleshoots IP networks to successfully deliver IP networks. The architect finds innovative solutions to the most challenging requirements and problems. The architect is current with IP protocols and standards and how to apply them in a wide variety of environments.


  • Documents and recommends improvements to current environment and practices

  • Maintain/Design/Implement high network availability build for redundancy and resilience

  • Engage with Program teams and advise them on strategies to modernize legacy network architectures leveraging current and emerging next gen technical solutions and methodologies

  • Follows Standard Operating Procedures (SOPs) for operational efficiency

  • Follows defined cost efficiency guidelines; continuously investigates alternatives to bring down operational costs

  • Implements and monitors network performance such as QoS; follows up on alerts generated by monitoring systems

  • Helps maintaining the configuration of the functional monitoring system

  • Helps with security audits of the network and improves the security posture; follows security best practices

  • Follows procedures and policies defined as best practice to comply with audit requirements

  • Act as the intermediate level of support for escalated end-user issues

  • Configures routers, switches and other network devices in accordance with published templates and standards

  • Tests disaster recovery setups both on a global and site-by-site basis

  • Ensure complete transparency and understanding of the network, definition and communication to the technical team and stakeholders

  • Automating scripts for deploying network configurations

  • Follows configuration management and review practices; suggests improvements to the more senior engineers


  • Bachelor's degree in CS or ECE or equivalent experience

  • At least 8 years of relevant experience with Enterprise networks

  • Good understanding of TCP/IP, Ethernet, HTTP, SMTP, NTP, SNMP & other Protocols

  • Must be proficient in Routing, Switching, WLAN and Data Center operations

  • Sound knowledge of BGP, OSPF, EVPN, MPLS/L3 VPN

  • Experience with the Cisco Nexus platforms

  • Provide Network Design for the Cloud Footprint (Azure, AWS, GCP etc.)

  • Basic programming experience a plus (Python, Ansible)

  • Basic understanding for Load-Balancers – NetScaler/F5

  • Good Knowledge on SDN

  • Ability to be very customer oriented and willing to engage in the process of problem resolution

  • Ability to solve complex problems by successive decomposition

  • Experience juggling multiple responsibilities and understanding of prioritization

  • CCNP certification - Preferred

Requisition # 2019-19547

Category Information Technology

Shift / Hours Regular

Lennox International is an Equal Opportunity Employer and supports a diverse, inclusive work environment.

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, transgender status, sexual orientation, national origin, genetics, disability, age, or veteran status.

Applicants with Disabilities

If you are an individual with a disability or a disabled veteran who is unable to use our online tools to search and apply for jobs, you may request a reasonable accommodation by contacting us at Recruitment@Lennoxintl.com

E-Verify Participation

For jobs located within the United States, LII participates in the Electronic Employment Verification Program known as E-Verify.

Please visit the E-Verify website for more information on this program.