Role Summary Owns day-to-day engineering and operations of the TLCx enterprise network across US delivery sites and cloud environments: LAN/WAN, wireless, firewalls, VPN, and the voice-grade QoS that contact center operations depend on. Carries both project work (site buildouts, refreshes, client connectivity) and operational ownership (monitoring, incident response, change management). Key Responsibilities • Engineer, configure, and maintain switching, routing, and wireless infrastructure across delivery sites and corporate environments • Administer firewalls and security appliances: rule management, VPN (site-to-site and remote access), segmentation, change control • Own QoS design and enforcement for real-time voice traffic; troubleshoot latency, jitter, and packet loss affecting contact center operations • Manage SD-WAN and site connectivity, including carrier circuits, failover validation, bandwidth capacity planning • Support SIP trunking and telephony network dependencies alongside Build tier platform engineers • Stand up and document client-dedicated connectivity: VPN tunnels, private circuits, segmented VLANs per client security requirements • Produce and maintain network diagrams, IP schemas, and configuration baselines for client security assessments/audits (PCI-DSS, HIPAA, IRS 1075) • Execute evidence requests for vendor risk assessments: firewall rule reviews, segmentation validation, penetration test remediation • Operate network monitoring/alerting; triage and resolve incidents within SLA, escalate per runbook • Participate in on-call rotation covering India business hours with defined US overlap • Conduct root cause analysis for P1/P2 incidents; deliver written RCA within 48 hours Required Qualifications • 4–8 years hands-on network engineering in enterprise or managed services environments • Production experience with enterprise switching/routing (Cisco, Aruba, Fortinet, or equivalent) and firewall administration • Demonstrated experience supporting voice/RTP traffic and QoS in contact center or UC environments • Working knowledge of SD-WAN, IPsec VPN, BGP/OSPF, network segmentation design • Experience producing audit-ready network documentation and supporting compliance assessments • CCNA or equivalent certification (CCNP preferred) • Strong written and spoken English Preferred Qualifications • BPO, contact center, or managed services delivery environment background • Exposure to Meraki or Ubiquiti UniFi fleets in branch environments • Experience with network automation (Python, Ansible) and infrastructure-as-code • Prior work in regulated environments (healthcare, government, financial services) Location: India - Brick & Mortar Facility (Bengaluru, Hyderabad, or Pune) Engagement: Contract to Hire | 12-Month Initial Contract Level: Mid-Senior (4–8 years experience) Reports To: US-based CTO / Infrastructure Lead