Systems Administrator
American Systems
Phoenix, AZ · Posted October 12, 2026
Just laid off? Start here: a plan for the first weeks
See every open role at American Systems
More in Arizona job market · All Systems Administrator jobs (159) · Aerospace & Defense · Engineering jobs
More roles at American Systems
- Electrical Engineer, Staff · Bethesda, MD
- Aerospace Engineer · Patuxent River, MD
- Systems Administrator Systems II · Billings, MT
- Information System Security Officer - ISSO · Carlsbad, CA
- Security Project Manager · Carlsbad, CA
- Instrumentation Engineer - NASA · Edwards, CA
Similar jobs
- Systems Administrator - UNIX · Agile Defense · Fort Huachuca, AZ
- Systems Administrator (Linux & Windows) · Agile Defense · Fort Huachuca, AZ
- Data Operations Engineer · Personify Health · Tempe, AZ
- Oracle Database Administrator · Caci, LLC - Commercial · Reston, VA
- Database Engineer (Senior) · Caci, LLC - Commercial · Ashburn, VA
- Linux Systems Administrator · Caci, Inc. - Federal · Fort Meade, MD
Where Phoenix, AZ ranks
Where Phoenix, AZ placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #3Best cities for government jobs185 openings · of 26
- #3Best all-round cities for remote workers in the Southwest64 / 100 · of 15
- #4Cities with the most jobs that do not need a four-year degree in the Southwest265 jobs · of 38
- #4Best cities for software and engineering jobs in the Southwest692 openings · of 33
- #4Cities hosting the most business conferences in the Southwest31 conferences · of 16
- #5Best cities for manufacturing and industrial jobs505 openings · of 100
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 39 open systems administrator listings that state pay, the middle half runs $96,500 to $135,000 and the median is $110,000.
Listed pay is what employers advertise, not what people are paid.
Systems Administrator salaries by state · Check your own pay
How AI is used in this kind of work
Among database administrators, AI is already used for a large share of the tasks. Measured exposure for database administrators: 33% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
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
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 in accordance with organizational policies.
Coordinate and implement approved system changes in accordance with 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 application environments.
Assist with system integration, testing, validation, and environment readiness for deployments and updates.
Work with cross-functional teams to support interconnected systems and learn to administer and support PI Historian and related operational data tools.
Qualifications
BA/BS in Computer Science, Information Systems, Engineering, or a related technical field.
Minimum of 1 year of experience in systems administration, application administration, or technical support for enterprise or operational systems.
Experience supporting SCADA applications, industrial control systems, or other mission-critical operational environments.
Experience with Windows and/or Linux operating systems, including installation, configuration, maintenance, and 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, with the ability and willingness to learn PI Historian .
Desired Skills and 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 cybersecurity practices for operational technology or critical infrastructure systems.
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