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AWS Cloud System Administrator

CACI International

Aberdeen Proving Ground, MD · HybridFull-time$70–143K/yrSeen 3w agoSeen in employer's feed 3 days ago

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At a glance

Compensation
$70–143K/yr
Location
Aberdeen Proving Ground, MDHybrid
Schedule
Full-time
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Information Assurance Certification, requiredTS/SCI clearance, required

Job overview

CACI seeks a Systems Administrator – Hybrid Cloud to support Army Electronic Warfare reprogramming at Aberdeen Proving Ground. The role supports AWS cloud and on-premises Windows/Linux infrastructure in a classified RDT&E environment, including systems administration, infrastructure sustainment, troubleshooting, monitoring, and technical documentation. Candidates should bring strong Windows/Linux administration skills and the ability to learn AWS cloud administration quickly.

Skills & qualifications

RequiredNice to have

Skills

Windows Administration, requiredLinux Administration, requiredAWS Cloud Administration, requiredIIS Administration, requiredAWS Services, requiredTechnical Documentation, requiredIndependent Troubleshooting, requiredLearning New Technologies, requiredFirewall Technologies, nice to haveNetwork Security, nice to haveAutomation and Scripting, nice to haveMicrosoft SQL Server, nice to havePostgreSQL, nice to have

Qualifications

Active Secret Clearance With TS/SCI Eligibility, requiredBachelor's in IT or Related or 8 Years' Experience, required5+ Years Systems Administration Experience, requiredInformation Assurance Certification, requiredClassified Laboratory Experience, requiredActive TS/SCI Clearance, nice to haveAWS Cloud Practitioner or Other AWS Certification, nice to haveHands-on AWS Administration Experience, nice to have

Benefits

Medical Insurance
401(k) Match
Tuition Assistance
Paid Time Off

Full job description

Job Title: AWS Cloud System Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None


The Opportunity:

CACI is seeking a Systems Administrator – Hybrid Cloud to support the EW Reprogramming Major Subordinate Command (MSC) at Aberdeen Proving Ground, Maryland.

Support AWS cloud and on-premises Windows/Linux infrastructure for Army Electronic Warfare reprogramming efforts. Perform systems administration, infrastructure sustainment, troubleshooting, monitoring, and technical documentation in a classified RDT&E environment.

Join an integrated team supporting mission-critical systems and evolving technical requirements. Ideal candidates bring strong Windows/Linux administration skills and the ability to learn AWS cloud administration quickly.

Responsibilities:

Administer and sustain hybrid Windows, Red Hat Enterprise Linux (RHEL), and AWS cloud environments.

Install, configure, patch, monitor, troubleshoot, and maintain servers and infrastructure services.

Support AWS services including EC2, S3, VPCs, IAM, security groups, CloudWatch, CloudTrail, and load balancing.

Administer IIS web servers and support hosted applications.

Monitor system performance, logs, configurations, backups, and capacity.

Develop and maintain backup, restoration, and disaster-recovery procedures.

Troubleshoot system, network, and connectivity issues using available monitoring tools.

Support approved firewall technologies and network-security configurations.

Create and maintain system documentation, standard operating procedures, and troubleshooting guides.

Work independently to resolve technical issues and learn new technologies supporting mission needs.

Qualifications:

Required:

Active DoD Secret security clearance with ability to obtain TS/SCI.

Bachelor’s degree in Information Technology, Computer Science, or related field; eight years of relevant experience may substitute for a degree.

Five or more years of systems administration experience supporting Windows, Linux, cloud, or hybrid environments.

Relevant Information Assurance certification in accordance with DoDM 8140.03, as applicable to assigned duties.

Experience administering Windows enterprise environments and RHEL.

Experience supporting IIS web servers.

Familiarity with AWS services and cloud concepts, including EC2, S3, VPCs, IAM, monitoring, and logging.

Ability to document technical processes, troubleshoot independently, and learn new technologies quickly.

Experience working in a classified laboratory or similarly controlled environment.

Desired:

Active DoD TS/SCI clearance.

AWS Cloud Practitioner or other AWS certification.

Hands-on AWS administration experience.

Experience supporting firewall technologies or network-security devices.

Experience with automation/scripting, Microsoft SQL Server, or PostgreSQL.

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range :

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$69,600 - 142,700 USD

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

How this job compares

Set against the 2,422 open Systems Administrator jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This posting$70–143K/yr
  • Maryland median$104–170K/yr122 salary ranges
  • US median$95–149K/yr1,490 salary ranges

This range's midpoint, $106K, is 23% below the Maryland median midpoint ($137K) — in the lowest quarter of Systems Administrator salary ranges in Maryland.

Openings
Olive Jobs lists 164 open Systems Administrator jobs in Maryland and 2,422 across the US. 5% of them nationwide are listed as remote or flexible.
Hiring the most in Maryland
Experience
This posting asks for at least 5 years of experience; Systems Administrator postings that state a minimum ask for 5 years at the median (2,024 postings).
Education
347 of the 2,422 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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