Sytems Administrator 3

CACI, INC.-FEDERAL

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Laurel, MD, US Until 9/28/2026 15+ years exp First posted July 30, 2026 Last posted July 30, 2026
Job description
Job Title: Sytems Administrator 3

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

* * *


The Opportunity:


Be a part of an Infrastructure team working both together and independently on tasks needed to support customer requirements and development team needs. We work across multiple hosting platforms (OpenStack, AWS, and VMWare), but only support Linux VMs. This position allows you to learn a lot about the product as well as dive deep into area of VM Management/DevOps that appeal to you.
Applicants who do well would have a strong background in Linux and who can bring previous relevant Sys Admin experience to the project while also maintaining a learning mode approach.


Responsibilities:


Typical Sys Admin tasks – Server Certificate life cycle, monitoring VM health status, update software on VMs (manually and through YUM repos), making sure VMs satisfy latest security requirements set by the Enterprise.
Monitoring and manage production Linux VMs - stand-alone VMs and those integrated in a Kubernetes cluster – across multiple hosting platforms.
Work with customers and development team to support product needs. Including trivial changes (i.e., VM name changes) to significant efforts (i.e. new cluster builds).
Some Dev Ops tasks including running and maintaining Ansible playbooks to push out changes to VMs and monitoring the Kubernetes clusters through Rancher or kubectl commands to ensure the clusters nodes and pods are healthy and running smooth.


Qualifications:

Required: 

  • Strong Linux skills including troubleshooting
  • Ansible experience or exposure
  • Experience managing and securing VMs (STE/STN)
  • Active Security + Certification for all members of the infrastructure team
  • Fifteen (15) years experience as a SA in programs and contracts of similar scope, type, and complexity is required.
  • Bachelor’s degree in a technical discipline from an accredited college or university is required.
  • Five (5) years of additional SA experience may be substituted for a bachelor’s degree.
     

Desired:

  • CentOS or RHEL Experience
  • PKI Certificate/Server Certificate Setup
  • Kubernetes experience
  • AWS Experience (e.g. EC2, RDS, etc.)
  • OpenStack Exposure
  • VMWare Exposure
  • Team player but can work on tasks independently
  • Git Experience – push, pull, commit changes to a repo


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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:

$120,800 - $265,800

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.
About this role

Summary

Maintain Linux VMs, support DevOps tasks, manage cloud and virtualization platforms.

Job title

Sytems Administrator 3

Experience level

15+ years

Minimum experience

15+ years exp

Industry

information technology

Location requirements

Laurel, MD; remote work not allowed.

Salary

$121k–$266k

Management role

No

Skills & keywords

Required skills

linuxansiblevm managementsecurity+troubleshooting

Preferred skills

centosrhelkubernetesawsopenstackgit

Specializations

linuxansiblevmwarekubernetes
Locations

Structured locations inferred from the posting.

Laurel, MD, USA

On-site City