Sr. Engineer

cbtsindia; Chennai District; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

CBTS is seeking four Network Engineers to join our Network Engineering team, specializing in LAN and SD-WAN. You will design, deploy, and support enterprise wired and wireless network solutions and next-generation SD-WAN architectures for CBTS clients.

You will work across Core Network and related teams to plan, configure, and implement IP network solutions, impacting client perception of CBTS data and services.

Qualifications

• 6–7 years of hands-on network engineering experience or 2 years as CBTS Engineer II.
• 5+ years engineering and administering enterprise IP networks.
• SD-WAN design, deployment and troubleshooting experience with Cisco Catalyst SD-WAN/Viptela, Meraki, VeloCloud or Fortinet.
• Cisco LAN and WLAN technologies, including branch/remote site deployments.
• Strong TCP/IP knowledge and routing protocols (EIGRP, OSPF, BGP).
• VLAN design, access networks, and related WAN/LAN concepts.

Responsibilities

• Design, deploy, and support LAN and SD-WAN solutions for enterprise clients.
• Lead deployment projects with planning, MOPs, and execution.
• Provide Tier 3 on-call escalation for LAN/SD-WAN in a 24x7 environment.
• Create network diagrams and maintain technical documentation.

Skills

Network engineering

IP networks

SD-WAN design

Cisco LAN/WLAN

TCP/IP routing

VLAN design

ITIL knowledge

Networking hardware

Communication skills

Cisco CCNP/CCIE

CWNA

ITIL Foundation

QoS concepts

Carrier tech

Leadership experience

Telco provisioning

Project management

Education

Bachelor's degree in Computer Science, Information Technology, Network Engineering

Tools

Cisco Catalyst SD-WAN/Viptela

Meraki

VeloCloud

Fortinet

Job description

CBTS serves enterprise and midmarket clients in all industries across the United States and Canada. CBTS combines deep technical expertise with a full suite of flexible technology solutions--including Application Modernization, Managed Hybrid Cloud, Cybersecurity, Unified Communications, and Infrastructure solutions. From developing and deploying modern applications and the secure, scalable platforms on which they run, to managing, monitoring, and optimizing their operations, CBTS delivers comprehensive technology solutions for its clients' transformative business initiatives. For more information, please visit www.cbts.com.

OnX is a leading technology solution provider that serves businesses, healthcare organizations, and government agencies across Canada. OnX combines deep technical expertise with a full suite of flexible technology solutions—including Generative AI, Application Modernization, Managed Hybrid Cloud, Cybersecurity, Unified Communications, and Infrastructure solutions. From developing and deploying modern applications and the secure, scalable platforms on which they run, to managing, monitoring, and optimizing their operations, OnX delivers comprehensive technology solutions for its clients’ transformative business initiatives. For more information, please visit www.onx.com.

POSITION SUMMARY

CBTS is seeking four Network Engineers to join our Network Engineering team, specializing in LAN, and SD-WAN technologies. In this role, you will design, deploy, and support enterprise wired and wireless network solutions and next-generation SD-WAN architectures for CBTS clients. You will work across Core Network, OSP Planning and Engineering, VoIP Engineering, and operations teams to plan, configure, and implement IP network solutions. This position has a direct impact on client perception of the quality and value of CBTS data and internet products, as well as on operational and financial outcomes.

KEY RESPONSIBILITIES

Network Design and Deployment

• Design, deploy, and support LAN and SD-WAN solutions for enterprise clients, including underlay/overlay design, orchestration, policy configuration, and ongoing optimization
• Engineer and configure Cisco-based LAN environments, deployments for distributed branch and remote site architectures
• Lead all aspects of technical deployment projects including implementation planning, methods of procedure (MOPs), and execution of work
• Implement network designs that consistently deliver performance, reliability, and scalability within established Service Level Agreements (SLAs)

Operations and Support

• Provide Tier 3 escalation support for LAN and SD-WAN environments in a 24x7 production network environment via on-call rotation
• Monitor network performance and communicate capacity needs to Network Planning to support growth and capacity plans
• Troubleshoot complex network issues using tools such as traceroute, dig, tcpdump, packet analysis, and wireless diagnostic tools
• Configure and maintain hardware and software firewalls, VLANs, routing protocols, and related security controls

Client and Cross-functional Collaboration

• Represent Network Engineering on cross-functional product and project teams for the development, launch, and administration of managed network services
• Act as technical lead on complex networking projects as required by the business
• Engineer customer orders within the scope of the role based on accepted processes and established timeframes (OLAs)
• Create detailed network diagrams in Visio and maintain accurate technical documentation

QUALIFICATIONS

Required

• 6 to 7 years of hands-on network engineering experience, or 2 years of experience as a CBTS Engineer II
• Minimum 5 years of hands-on experience engineering and administering enterprise IP networks
• Hands-on experience designing, deploying, and troubleshooting SD-WAN solutions (Cisco Catalyst SD-WAN/Viptela, Meraki, VeloCloud, or Fortinet)
• Demonstrated experience with Cisco LAN and WLAN technologies, including architecture for branch and remote site deployments
• In-depth knowledge of TCP/IP and dynamic routing protocols including EIGRP, OSPF, and BGP
• Experience with VLAN design, ATM, Frame Relay, optical carriers, and heterogeneous networking environments
• Familiarity with ITIL service management frameworks and their application to network operations and incident management
• Experience configuring and maintaining routers, bridges, switches, and related network hardware
• Strong written and verbal communication skills

Preferred

• Cisco CCNP or CCIE certification strongly recommended; CWNA or equivalent wireless certification a plus
• ITIL Foundation certification or higher
• Expert knowledge of TCP/IP enhancements including multicast, QoS techniques, and bandwidth/path reservation
• Working knowledge of DS3, T1, OC3, ISDN, Frame Relay, SONET, ATM, DSL, and related link specifications
• Previous sales engineering, network design, or team leadership experience
• Experience with Telco provisioning processes
• Project management experience or exposure

EDUCATION

Bachelor's degree in Computer Science, Information Technology, Network Engineering, or a related field, or equivalent hands-on job experience.