HCLTech is seeking a seasoned Network Reliability Engineer (NRE) with deep expertise in designing, operating, and optimizing hybrid & cloud network environments. You will focus on ensuring high availability, scalability, performance, and resilience of enterprise networks spanning on-premises data centers, SD-WAN, ACI, and major cloud platforms (AWS, Azure). This role combines network engineering with Reliability Engineering principle, emphasizing automation, observability, proactive incident prevention, and rapid recovery to meet stringent SLAs for mission-critical applications.
Reliability & Availability: Design and implement highly reliable network infra. Define and track Service Level Objectives (SLOs), Service Level Indicators (SLIs), and error budgets. • Incident Management: Lead major incident response, root cause analysis (RCA), and post-mortem reviews. Implement blameless post-mortems and drive corrective actions to prevent recurrence. • Automation & Self-Healing: Build automation scripts, tools, and self-healing mechanisms for network provisioning, configuration management, monitoring, and failover. • Monitoring & Observability: Develop and maintain comprehensive dashboards, alerts, and logging using tools like Prometheus, Django, Grafana, Datadog, Splunk etc. • Capacity Planning & Performance: Conduct network capacity planning, performance tuning, and chaos engineering to validate resilience. • Security & Compliance: Collaborate on network security posture, zero-trust models, firewall policies, and compliance requirements. • Cross-functional Collaboration: Work with DevOps, SRE, Cloud, Security, and Application teams to embed reliability into the development lifecycle. • Mentorship: Guide junior engineers and contribute to knowledge sharing within the global team.
Education: o Bachelor’s or master’s in computer science, Engineering, or related field (or equivalent experience). o Preferred CCIE and/or CCNP certification • Core Networking o Deep expertise in Routing (BGP, OSPF, EIGRP), Switching (STP, VLANs, VXLAN), Firewalls, Load Balancers, VPNs, and SD-WAN. o Strong troubleshooting of complex Layer 2/3/4 issues. • SRE/NRE Practices: o Experience applying SRE principles (error budgets, toil reduction, automation). o Proficiency in scripting (Python) and Infrastructure as Code (Terraform, Ansible, etc.). • Tools & Technologies: o Monitoring: Prometheus, Grafana, Django, Datadog, etc. o CI/CD & Automation: Jenkins, GitOps, Ansible. o Packet analysis: Wireshark, tcpdump. • Soft Skills: o Excellent problem-solving, communication, and stakeholder management. Ability to work in a global, 24x7 on-call rotation.
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HCLTech is a global technology company, home to more than 226,600 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending September 2025 totaled $14.2 billion. To learn how we can supercharge progress for you, visit hcltech.com.
