Network Administrator
About the role
Cognizant is seeking a Network Administrator to join their dynamic team. The role involves managing, maintaining, and troubleshooting network systems to ensure efficient, secure, and robust internal and external communications.
Responsibilities
Network Infrastructure Management: Configure and maintain routers, switches, firewalls, and wireless networks. Manage LAN, WAN, intranets, VPNs, and MPLS circuits. Monitor network performance and ensure high availability and uptime. Apply patches, firmware updates, and maintain hardware inventory. Plan and execute network changes via formal change control processes.
Cloud & Hybrid Networking: Manage cloud networking on AWS VPC, Azure Virtual Network, and Google Cloud. Oversee SD-WAN deployment and cloud-based SaaS integration. Ensure reliable, secure connectivity for remote and distributed workforce. Configure and optimize cloud-native firewall and network access policies.
Security & Zero Trust: Implement and maintain Zero Trust Network Access (ZTNA) policies. Manage firewall rules, IDS/IPS, and network access control (NAC) systems. Conduct regular vulnerability assessments and patch management cycles. Monitor for threats using SIEM tools; coordinate incident response. Enforce SASE (Secure Access Service Edge) frameworks for distributed users. Support compliance with ISO 27001, NIST, SOC 2, and GDPR requirements.
Monitoring, Observability & AIOps: Deploy and manage network monitoring tools (SolarWinds, Datadog, Grafana). Perform proactive capacity planning and bandwidth trend analysis. Use AIOps platforms for predictive fault detection and auto-remediation. Maintain network documentation, diagrams, and configuration baselines (CMDB). Generate weekly/monthly SLA and performance reports for stakeholders.
Incident & Problem Management: Act as the first responder for network incidents (P1/P2 SLA adherence). Conduct root cause analysis (RCA) and post-incident reviews. Maintain and test disaster recovery and business continuity plans. Collaborate with NOC, SOC, and service desk for end-to-end incident resolution. Document known errors and workarounds in the knowledge base.
Requirements
Strong experience with routing & switching, Firewall, and VPN. Mandatory experience with monitoring.
Qualifications
Not specified.
Skills
Not specified.
Benefits
Annual salary between $65,000-$85,000 is being offered for the role. Cognizant offers the following benefits for this position, subject to applicable eligibility requirements: Medical/Dental/Vision/Life Insurance, Paid holidays plus Paid Time Off, 401(k) plan and contributions, Long-term/Short-term Disability, Paid Parental Leave.
Pay
Annual salary between $65,000-$85,000 is being offered for the role.
Schedule
Not specified.