Cisco DNAC Wireless L2+ Engineer

Job Title

Cisco DNAC Wireless L2+ Engineer

Location

Mumbai

Experience

6 to 10 Years

Job Level

L2+

Work Mode

On-site / As per project requirements

Job Summary

We are looking for an experienced Cisco DNAC Wireless L2+ Engineer with strong hands-on expertise in enterprise wireless infrastructure, Cisco Catalyst Center (formerly DNA Center/DNAC), Cisco Wireless LAN Controllers (WLC), Cisco Identity Services Engine (ISE), and Software-Defined Access (SD-Access/SDA).

The candidate will be responsible for managing, troubleshooting, optimizing, and supporting enterprise wireless and campus network environments, handling L2+ escalations, and ensuring network availability, performance, and security.

Mandatory skills

Cisco DNAC / Catalyst Center, Cisco Wireless LAN Controllers (9800 Series), Cisco Access Points, Cisco ISE, SD-Access (SDA), Cisco Catalyst Switches, Routing & Switching, VLAN, STP, HSRP, OSPF, BGP, TCP/IP, DHCP, DNS, AAA, RF Troubleshooting, Wireless Optimization, Network Troubleshooting, Incident Management.

Key Responsibilities

Manage and support enterprise wireless infrastructure and Cisco-based campus networks.

Handle L2+ escalations related to wireless, LAN, Cisco DNAC, and network connectivity issues.

Configure, monitor, troubleshoot, and maintain Cisco Catalyst Center (DNAC) environments.

Manage Cisco Wireless LAN Controllers (9800 series preferred), Cisco Access Points, and Cisco Catalyst switches.

Configure and troubleshoot Cisco ISE integration, authentication, authorization, and access policies.

Support and troubleshoot Cisco SD-Access (SDA) architecture and network segmentation.

Perform wireless health analysis, RF optimization, coverage assessment, and interference troubleshooting.

Resolve issues related to client onboarding, wireless roaming, authentication, DHCP, DNS, and application visibility.

Implement network automation, device provisioning, and configuration management using DNAC workflows and templates.

Perform software upgrades, patching, configuration backups, and network lifecycle management.

Troubleshoot routing, switching, VLAN, and wireless connectivity issues using logs, packet captures, and network diagnostic tools.

Coordinate with OEM Technical Assistance Center (TAC) teams and internal stakeholders during critical incidents.

Participate in network design reviews, migrations, upgrades, and infrastructure transformation projects.

Prepare and maintain High-Level Design (HLD), Low-Level Design (LLD), Standard Operating Procedures (SOPs), Root Cause Analysis (RCA), and operational documentation.

Ensure compliance with network security policies, operational standards, and service-level agreements (SLAs).

Mentor L1/L2 engineers and contribute to continuous improvement in network operations.

Mandatory Technical Skills

Cisco Catalyst Center / DNAC

Hands-on experience with configuration, monitoring, assurance, provisioning, and troubleshooting.

Cisco Wireless

Strong experience with WLCs, preferably Cisco 9800 series, and Cisco Access Points.

Cisco ISE

Experience with AAA, authentication, authorization, and wireless security integration.

Cisco SD-Access (SDA) : Understanding of architecture, segmentation, and troubleshooting.

Routing & Switching

Strong knowledge of VLANs, STP, HSRP, OSPF, BGP, and TCP/IP.

Network Services

Working knowledge of DHCP, DNS, AAA, and enterprise network connectivity.

Wireless Troubleshooting

RF analysis, roaming, client onboarding, interference, and coverage optimization.

Network Diagnostics

Experience with packet analysis, incident management, and root cause identification.

Experience Requirements

6+ years of overall networking experience.

Minimum 3+ years of hands-on experience with Cisco DNAC / Catalyst Center and enterprise wireless environments.

Experience handling L2+ escalations and complex network incidents.

Practical experience supporting enterprise campus networks and business-critical infrastructure.

Preferred Certifications

CCNP Enterprise.

Cisco certifications related to Catalyst Center, SD-Access, or enterprise wireless networking.

Good to Have

Experience working in large enterprise environments or managed services organizations.

Exposure to Aruba or Juniper wireless solutions.

Experience in customer-facing technical support and critical incident management.

Knowledge of wireless survey tools and RF analysis utilities.

Experience with network automation and configuration templates.

Required Soft Skills

Strong communication and stakeholder management skills.

Excellent analytical, troubleshooting, and problem-solving abilities.

Ability to work in a 24×7 support environment, including rotational shifts if required.

Good technical documentation and presentation skills.

Ability to mentor junior engineers and drive operational excellence.

Ideal Candidate : A hands-on networking professional with strong Cisco DNAC/Catalyst Center, enterprise wireless, WLC, ISE, and SDA expertise, capable of independently managing complex L2+ escalations and supporting enterprise network infrastructure.