System Administrator

Job Summary

We are seeking an experienced Systems Administrator to support, maintain, and optimize enterprise IT infrastructure for a Transportation Operations Center. The ideal candidate will have hands-on experience administering Red Hat Enterprise Linux (RHEL) and Windows Server environments, managing VMware virtualization, Active Directory, backup and recovery solutions, and end-user computing systems.

The successful candidate will be responsible for server provisioning, system monitoring, infrastructure troubleshooting, cybersecurity support, and technical assistance across Tier 1–3 support levels. This role requires strong problem-solving skills, excellent customer service, effective communication, and the ability to work independently and collaboratively in a mission-critical environment.

Key Responsibilities

• Install, configure, deploy, upgrade, and maintain Red Hat Enterprise Linux (RHEL) and Windows Server operating systems.
• Provision new servers and rebuild existing systems, configuring hardware, storage, directories, services, peripherals, and system settings according to established standards.
• Administer VMware virtualization environments, including virtual machine provisioning, configuration, monitoring, and troubleshooting.
• Manage Microsoft Active Directory, including user accounts, groups, permissions, and access controls.
• Configure, deploy, and troubleshoot desktop computers, laptops, servers, and associated peripherals.
• Provide Tier 1, Tier 2, and Tier 3 technical support for hardware, software, operating systems, applications, and connectivity issues.
• Monitor server health, system resources, application services, event logs, and critical processes to identify and resolve performance issues.
• Perform routine system maintenance, operating system patching, upgrades, performance tuning, and resource optimization.
• Execute and monitor backup operations, verify backup integrity, and perform data restoration and recovery when required.
• Troubleshoot hardware failures, operating system errors, network connectivity issues, and service interruptions.
• Review system and security logs to identify anomalies, investigate suspicious activity, and support cybersecurity incident response and threat mitigation.
• Assist with vulnerability remediation, security control improvements, access management, and compliance with organizational policies and standards.
• Support infrastructure applications, including GIS (Geographic Information Systems) and asset management systems, as required.
• Provide technical support for video management systems and audio-visual equipment, as applicable.
• Maintain accurate infrastructure inventories, system configurations, architecture diagrams, maintenance records, and operational documentation.
• Document system changes, troubleshooting activities, incident resolutions, and maintenance procedures in accordance with change management processes.
• Coordinate with technical teams, vendors, and end users to resolve incidents and minimize service disruptions.
• Perform capacity planning, hardware upgrades, and ongoing infrastructure improvements to ensure system availability, reliability, and performance.
• Manage multiple priorities and support requests while meeting service-level expectations in a mission-critical operational environment.

Required Qualifications

• 3–5 years of experience in systems administration, IT infrastructure support, or a related technical role.
• Hands-on experience installing, configuring, deploying, and maintaining Red Hat Linux and Windows Server operating systems.
• Experience supporting desktop, laptop, server, and related IT hardware.
• Experience administering Microsoft Active Directory and managing user access and permissions.
• Practical experience with VMware virtualization technologies.
• Experience with backup and recovery operations, system monitoring, and troubleshooting.
• Experience providing help desk and technical support across multiple support tiers.
• Strong customer service, communication, analytical, and problem-solving skills.
• Ability to work independently and collaboratively while managing competing priorities.
• Familiarity with cybersecurity best practices, system patching, access controls, and infrastructure documentation.

Preferred Qualifications

• Experience supporting cybersecurity operations, threat hunting, vulnerability remediation, and incident response.
• Hands-on experience with network equipment and troubleshooting network connectivity.
• Experience supporting video management systems and surveillance infrastructure.
• Familiarity with GIS infrastructure applications and asset management systems.
• Experience providing audio-visual and conference room technology support.
• Microsoft, Red Hat, VMware, CompTIA, or other relevant IT certifications.