Infrastructure System Specialist is responsible for designing, implementing, administering, and optimizing the organization's IT infrastructure environment. This role ensures the stability, security, scalability, and performance of servers, storage systems, virtualization platforms, cloud infrastructure, backup solutions, and related technologies
Key Responsibilities
Infrastructure Administration
- Install, configure, maintain, and support enterprise IT infrastructure systems.
- Manage Windows Server and Linux operating systems.
- Administer Active Directory, DNS, DHCP, Group Policy, and identity management solutions.
- Monitor system performance, availability, and capacity utilization.
- Perform infrastructure upgrades, patching, and lifecycle management.
Virtualization & Cloud Management
- Manage virtualization platforms such as VMware vSphere, Hyper-V, or Nutanix.
- Deploy and administer cloud services in Microsoft Azure, AWS, or Google Cloud Platform (GCP).
- Support hybrid-cloud and multi-cloud infrastructure environments.
- Optimize cloud resource utilization, security, and operational costs.
Storage & Backup Management
- Administer SAN, NAS, and enterprise storage systems.
- Manage backup, replication, and disaster recovery solutions.
- Conduct routine backup verification and recovery testing.
- Ensure business-critical data is protected and recoverable.
Infrastructure Monitoring & Performance
- Implement and maintain infrastructure monitoring tools.
- Analyze system logs and performance metrics.
- Proactively identify and resolve infrastructure bottlenecks.
- Ensure infrastructure meets service level agreements (SLAs).
Security & Compliance
- Implement infrastructure security standards and best practices.
- Manage system hardening, vulnerability remediation, and access controls.
- Support security audits, compliance reviews, and risk assessments.
- Collaborate with cybersecurity teams to mitigate security risks.
Incident & Problem Management
- Troubleshoot complex infrastructure issues and perform root-cause analysis.
- Participate in incident response and resolution activities.
- Develop preventive measures for recurring infrastructure problems.
- Provide Level 2 and Level 3 technical support.
Documentation & Project Support
- Create and maintain infrastructure documentation, network diagrams, and SOPs.
- Participate in infrastructure modernization and transformation projects.
- Evaluate emerging technologies and recommend infrastructure improvements.
- Collaborate with network, security, cloud, and application teams.
Required Qualifications
Education
- Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or a related field.
Experience
- 4+ years of experience in infrastructure administration, system engineering, or IT operations.
- Experience supporting enterprise-level server and cloud environments.
- Hands-on experience with virtualization technologies and data center operations.
- Proven experience in troubleshooting and optimizing complex infrastructure systems.
Technical Skills
Systems Administration
- Microsoft Windows Server
- Linux Administration (Red Hat, CentOS, Ubuntu)
- Active Directory & Azure Active Directory
- DNS, DHCP, LDAP, Group Policy
Virtualization & Cloud
- VMware vSphere / ESXi
- Microsoft Hyper-V
- Microsoft Azure
- Amazon Web Services (AWS)
- Google Cloud Platform (GCP)
Storage & Backup
- SAN/NAS Storage Technologies
- Veeam Backup & Replication
- Commvault or Veritas NetBackup
- Disaster Recovery Planning
Monitoring & Automation
- Zabbix, PRTG, SolarWinds, Nagios
- Microsoft SCOM
- Infrastructure Monitoring & Alerting
- PowerShell, Bash, Python Scripting
Security
- Server Hardening
- Vulnerability Management
- Identity & Access Management (IAM)
- Endpoint Security
- Security Compliance Frameworks
Soft Skills
- Strong analytical and troubleshooting abilities.
- Excellent communication and collaboration skills.
- Ability to manage multiple infrastructure projects simultaneously.
- Strong documentation and reporting capabilities.
- High attention to detail and proactive problem-solving mindset.
- Ability to work under pressure and during critical incidents.