Senior IT Infrastructure & Systems Engineer

Job description

We are looking for a highly experienced and technically strong Senior IT Infrastructure & Systems Engineer to manage, maintain, and enhance the organization’s complete IT infrastructure environment. The ideal candidate should have hands-on expertise in enterprise infrastructure architecture, virtualization, server management, network operations, security implementation, and system administration across Windows and Linux environments.

The candidate will play a critical role in ensuring high availability, security, scalability, and performance of the company’s IT systems while supporting business continuity and operational efficiency.

Responsibilities

- Design, implement, maintain, and optimize enterprise IT infrastructure.

- Manage physical and virtual server environments across multiple locations.

- Administer Windows and Linux servers, ensuring high availability, performance, and scalability.

- Perform capacity planning, resource allocation, system upgrades, migrations, and server lifecycle management.

- Administer Active Directory, including Domain Controllers, DNS, DHCP, Group Policy (GPO), and Organizational Units (OUs).

- Manage user provisioning, permissions, authentication, and access control.

- Implement identity and access management best practices.

- Deploy, manage, and troubleshoot VMware environments.

- Manage virtual machines, storage, snapshots, and resource allocation.

- Optimize virtualization performance and support high-availability and disaster recovery environments.

- Administer Windows Server roles and services.

- Manage Linux systems using command-line tools and shell scripting.

- Configure services, file systems, permissions, scheduled tasks, and troubleshoot OS, hardware, and application issues.

- Monitor and troubleshoot LAN/WAN connectivity and network performance.

- Support firewall, VPN, switch, and router configurations.

- Manage endpoint protection, patching, vulnerability remediation, and infrastructure security.

- Ensure data protection, backup integrity, and compliance with IT security policies.

- Manage backup and recovery solutions for critical systems.

- Monitor system health, logs, alerts, and server performance.

- Develop, maintain, and test disaster recovery and business continuity plans.

- Provide Level 2 and Level 3 infrastructure support.

- Troubleshoot server, network, hardware, and software issues.

- Coordinate with vendors for procurement, maintenance, and technical support.

- Support enterprise IT operations across office and server environments.

- Maintain technical documentation, infrastructure diagrams, and SOPs.

- Prepare infrastructure reports and support IT audits.

- Ensure compliance with organizational IT standards and security policies.

Requirements

- Bachelor's degree in Computer Science, Information Technology, or a related field.

- Minimum 5 years of experience in IT infrastructure, systems administration, or enterprise IT operations.

Technical Skills

- Enterprise IT infrastructure architecture.

- Windows Server administration.

- Linux administration and shell commands.

- VMware and virtualization technologies.

- Active Directory, DNS, DHCP, Group Policy, and domain environments.

- Server-client architecture.

- Infrastructure monitoring tools.

- Backup and disaster recovery solutions.

- Firewall, endpoint security, and system hardening.

- Hardware troubleshooting and server maintenance.

- Network troubleshooting and system diagnostics.

Preferred Qualifications

- VMware, Microsoft, Linux, or networking certifications.

- Experience with cloud infrastructure and hybrid environments.

- Knowledge of cybersecurity frameworks and IT governance standards.

- Experience supporting enterprise or multi-branch IT environments.

Benefits

- Remote Module

- Flexible hours