Systems Administrator
Phoenix, AZFull-time$59–75K/yrPosted 1mo agoStill listed today
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At a glance
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Requirements
Credentials this posting asks for.
Job overview
AMERICAN SYSTEMS seeks a Systems Administrator to maintain and support SCADA applications and their environments. The role monitors system health, handles configuration and troubleshooting, supports security and recovery procedures, and coordinates approved changes. It works with project managers, engineers, cybersecurity and infrastructure teams, vendors, and customers, and requires willingness to learn PI Historian and related data collection and monitoring tools.
Skills & qualifications
Skills
Qualifications
Benefits
Full job description
Overview
AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Engineering & Analysis, and Training.
The System Administrator for Supervisory Control and Data Acquisition Applications is responsible for the administration, maintenance, configuration, monitoring, and support of SCADA-related applications and supporting environments. This role ensures the reliability, availability, security, and performance of mission-critical operational systems that support supervisory control and data acquisition functions. The position works 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 and monitoring tools.
Responsibilities
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Administer, maintain, and support SCADA applications and associated software environments.
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Monitor application health, system performance, and availability to ensure continuous operations.
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Install, configure, patch, and upgrade application components, servers, and supporting tools.
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Troubleshoot and resolve system, application, interface, and environment issues in a timely manner.
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Support user account management, access control, and system security in accordance with organizational policies.
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Coordinate and implement approved system changes in accordance with configuration management and change control processes.
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Maintain system documentation, standard operating procedures, configuration baselines, and operational records.
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Support backup, recovery, continuity, and disaster recovery procedures for SCADA application environments.
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Assist with system integration, testing, validation, and environment readiness for deployments and updates.
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Work with cross-functional teams to support interconnected systems and learn to administer and support PI Historian and related operational data tools.
Qualifications
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BA/BS in Computer Science, Information Systems, Engineering, or a related technical field.
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Minimum of 1 year of experience in systems administration, application administration, or technical support for enterprise or operational systems.
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Experience supporting SCADA applications, industrial control systems, or other mission-critical operational environments.
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Experience with Windows and/or Linux operating systems, including installation, configuration, maintenance, and troubleshooting.
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Working knowledge of databases and SQL for system support, troubleshooting, and data validation.
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Understanding of system lifecycle management, configuration management, change control, and the importance of accurate documentation.
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Strong problem-solving, analytical, communication, and cross-functional collaboration skills, with the ability and willingness to learn PI Historian.
Desired Skills and Experience
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Experience supporting SCADA, HMI, data acquisition, or industrial operations applications.
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Familiarity with Oracle or other enterprise database platforms.
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Knowledge of scripting for administration and automation.
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Experience with version control and configuration management tools.
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Experience supporting system testing, validation, and release activities.
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Understanding of cybersecurity practices for operational technology or critical infrastructure systems.
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Experience with NERC CIP (North American Electric Reliability Corporation Critical Infrastructure Protection) standards and compliance requirements is a plus.
Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $58,800.00/Yr. - USD $75,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance. EEO Statement EEO Race/Sex/Disability Status/Veteran Status
How this job compares
Set against the 2,496 open Systems Administrator jobs on Olive Jobs, counted November 10, 2026.
- Pay
- This posting$59–75K/yr
- Arizona median$86–132K/yr32 salary ranges
- US median$94–148K/yr1,564 salary ranges
This range's midpoint, $67K, is 38% below the Arizona median midpoint ($109K) — in the lowest quarter of Systems Administrator salary ranges in Arizona.
- Openings
- Olive Jobs lists 46 open Systems Administrator jobs in Arizona and 2,496 across the US. 5% of them nationwide are listed as remote or flexible.
- Hiring the most in Arizona
- Lockheed Martin3 open
- Peraton3 open
- American Systems Corporation (this employer)2 open
- Experience
- This posting asks for at least 1 year of experience — less than three in four Systems Administrator postings that state a minimum ask for (median 5 years, across 2,075 postings).
- Education
- This posting asks for a bachelor's degree; 360 of the 2,496 open Systems Administrator jobs (14%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 10, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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