Systems Administrator
American Systems · Phoenix, AZ, US
About this role
**Systems Administrator — SCADA (Supervisory Control and Data Acquisition)** **Overview** AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through strategic solutions in **Information Technology, Test & Evaluation, Engineering & Analysis, and Training**. The **System Administrator for SCADA Applications** is responsible for the administration, maintenance, configuration, monitoring, and support of **SCADA-related applications and supporting environments**. This role helps ensure the **reliability, availability, security, and performance** of mission-critical operational systems used for supervisory control and data acquisition. You’ll work closely with project managers, engineers, cybersecurity personnel, infrastructure teams, vendors, and customer representatives to sustain and enhance SCADA application environments in accordance with operational and compliance requirements. The role also requires the ability and willingness to learn and support **PI Historian** and related data collection/monitoring tools. --- **Responsibilities** - Administer, maintain, and support **SCADA applications** and associated software environments - Monitor application health, system performance, and availability to ensure continuous operations - Install, configure, patch, and upgrade application components, servers, and supporting tools - Troubleshoot and resolve system, application, interface, and environment issues in a timely manner - Support user account management, access control, and system security per organizational policies - Coordinate and implement approved system changes using configuration management and change control processes - Maintain system documentation, standard operating procedures, configuration baselines, and operational records - Support backup, recovery, continuity, and disaster recovery procedures for SCADA environments - Assist with system integration, testing, validation, and environment readiness for deployments/updates - Collaborate with cross-functional teams to support interconnected systems and learn to administer/support **PI Historian** and related operational data tools --- **Qualifications** - **BA/BS** in Computer Science, Information Systems, Engineering, or a related technical field - **Minimum 1 year** of experience in systems administration, application administration, or technical support for enterprise/operational systems - Experience supporting **SCADA applications**, industrial control systems, or other mission-critical operational environments - Experience with **Windows and/or Linux** (installation, configuration, maintenance, troubleshooting) - Working knowledge of **databases and SQL** for system support, troubleshooting, and data validation - Understanding of system lifecycle management, configuration management, change control, and the importance of accurate documentation - Strong problem-solving, analytical, communication, and cross-functional collaboration skills; willingness to learn **PI Historian** --- **Desired Skills / Experience** - Experience supporting **SCADA, HMI, data acquisition, or industrial operations** applications - Familiarity with **Oracle** or other enterprise database platforms - Knowledge of **scripting** for administration and automation - Experience with **version control** and configuration management tools - Experience supporting system testing, validation, and release activities - Understanding of cybersecurit
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