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Hyland - Network Administrator - IT Infrastructure
Hyland - Network Administrator - IT InfrastructureHYLAND SOFTWARE SOLUTIONS INDIA LLP • Kolkata
Hyland - Network Administrator - IT Infrastructure

Hyland - Network Administrator - IT Infrastructure

HYLAND SOFTWARE SOLUTIONS INDIA LLP • Kolkata
30+ days ago
Job description

Role Overview :

The Network & Infrastructure Administrator will be responsible for maintaining, optimizing, and securing enterprise-grade IT infrastructure across on-premises and cloud environments.

This includes the deployment, configuration, monitoring, and troubleshooting of network systems, servers, virtualization platforms, and core infrastructure applications.

The role demands strong technical acumen, hands-on operational expertise, and the ability to ensure the reliability, performance, and scalability of IT systems supporting business operations.

Key Responsibilities :

1. Infrastructure Operations & Maintenance :

  • Manage daily operations of the enterprise infrastructure including servers, storage, virtualization, and network components.
  • Perform system upgrades, patching, and performance tuning to ensure stability and security.
  • Support IT infrastructure systems such as Active Directory, DNS, DHCP, email systems (Exchange On-Prem and Online), and file servers.
  • Ensure adherence to established configuration, backup, and security policies.
  • Maintain and troubleshoot network connectivity, hardware failures, and system outages with minimal supervision.

2. Network Administration :

  • Configure and maintain network devices such as switches, routers, firewalls, load balancers, and VPN appliances.
  • Implement network segmentation, VLANs, routing protocols, and access control lists in line with organizational security standards.
  • Monitor and analyze network performance, capacity, and traffic patterns using tools such as LAN Sweeper, Panorama (Palo Alto), and Aruba Controllers.
  • Collaborate with cybersecurity teams to enforce firewall policies, intrusion detection systems, and endpoint protection measures.
  • 3. Virtualization & Cloud Systems :

  • Manage VMware vSphere, vCenter, and virtual machine lifecycle management across hybrid environments.
  • Support Azure-based cloud services including Azure AD, Intune, and cloud-based storage or compute resources.
  • Implement and maintain split DNS configurations and hybrid connectivity between on-prem and cloud environments.
  • Participate in server provisioning, patch management, and automation efforts using PowerShell, Ansible, or equivalent tools.
  • 4. Security & Compliance :

  • Implement network and system hardening measures in accordance with best practices and audit requirements.
  • Conduct regular infrastructure audits to ensure compliance with security standards, policies, and configuration guidelines.
  • Support identity and access management through tools like CyberArk and LastPass.
  • Assist in security incident response and vulnerability remediation activities using tools like Rapid7, Bitsight, and Security Scorecard.
  • 5. Monitoring, Troubleshooting & Documentation

  • Monitor system health and network performance, identifying and resolving issues proactively.
  • Utilize monitoring tools and dashboards to detect anomalies and perform root-cause analysis.
  • Document system configurations, network topologies, and troubleshooting procedures in Confluence or similar platforms.
  • Participate in on-call rotations for after-hours infrastructure support (approximately every 6 months for 2-week rotations).
  • 6. Collaboration & Continuous Improvement

  • Work closely with cross-functional IT teams to ensure smooth infrastructure operations.
  • Contribute to modernization initiatives such as cloud migrations, automation, and infrastructure-as-code.
  • Provide input for improving operational efficiency, technology adoption, and process optimization.
  • Required Technical Skills :

    Core Infrastructure :

  • Windows Server Administration (2016 / 2019 / 2022)
  • Active Directory, DNS, DHCP, Group Policy, WSUS
  • Virtualization technologies (VMware vSphere, Hyper-V)
  • Storage systems : NetApp / ONTAP, Dell / IBM / HP servers
  • Networking :

  • Cisco and Aruba networking hardware
  • Palo Alto Firewalls and Panorama management
  • Load Balancers and WAN optimization
  • IPAM and Split DNS management
  • Cloud & Endpoint Management :

  • Microsoft Azure administration, Intune, and M365 Admin Center
  • Endpoint security : Defender, BitLocker, McAfee, JAMF Protect, JAMF Threat Defense
  • Patch management using WSUS, Patch My PC, Recast RCT
  • Automation & Scripting :

  • PowerShell scripting for administrative automation
  • Familiarity with Ansible for certificate management and configuration
  • Experience with monitoring and reporting tools (SSRS, Excel, LAN Sweeper)
  • Database & Application Support :

  • SQL Server and Oracle database administration basics
  • Application integrations and troubleshooting with Exchange, SharePoint, and Proofpoint
  • Qualifications & Experience :

  • Bachelors degree in Computer Science, Information Technology, or related field.
  • 23 years of hands-on experience as a Network Administrator or Infrastructure Administrator.
  • Proven experience in managing enterprise IT systems, networks, and hybrid infrastructure environments.
  • Knowledge of ITIL-based service management and change control processes preferred.
  • (ref : hirist.tech)

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