Senior Systems Administrator

CACI International Inc; Laurel (MD); On-site; USD 121,000 - 266,000; Full time

Job summary

CACI International Inc seeks a Systems Administrator 3 to join our Infrastructure team, supporting Linux VMs across OpenStack, AWS, and VMware environments. You will manage VM health, certificate lifecycle, and software updates while aligning with security requirements.

Candidates should have strong Linux troubleshooting skills, experience with Ansible, and familiarity with Kubernetes, OpenStack, and cloud platforms. A Bachelor’s degree with extensive SA experience is required.

Qualifications

• Strong Linux troubleshooting skills.
• Experience with Ansible.
• Experience managing and securing VMs.
• Active Security+ certification for infrastructure team.
• Fifteen years of SA experience may substitute for a bachelor’s degree.
• Bachelor’s degree in a technical discipline is required.

Responsibilities

• Server Certificate lifecycle management and VM health monitoring.
• Update software on VMs (manual and via YUM repos) to meet security requirements.
• Monitor production Linux VMs and Kubernetes clusters across hosting platforms.
• Collaborate with customers and development teams to support product needs.
• DevOps tasks including Ansible playbooks and Kubernetes supervision.

Skills

Linux

Security+ cert

Ansible

VM management

Education

Bachelor's degree in technical discipline

Tools

Ansible

Kubernetes

OpenStack

AWS

VMware

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

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.