Demo

Linux System Engineer

Lensa
Laurel, MD Full Time
POSTED ON 1/5/2026
AVAILABLE BEFORE 2/3/2026
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for CACI International. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice.

Linux System Engineer

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

We are seeking a skilled Linux System Engineer to join our dynamic team in Laurel, Maryland. The ideal candidate will be responsible for managing and optimizing our IT infrastructure, including servers, networks, and security systems. This role involves leading critical projects, implementing cutting-edge technologies, and ensuring the security and integrity of our technical environment.

Responsibilities

  • System Administration:
  • Provide system administration for the assigned infrastructure.
  • Establish and maintain security protocols related to users.
  • Apply security patches and operating system upgrades to ensure the security and integrity of the technical environment.
  • Project Support:
  • Support new infrastructure projects.
  • Maintain all configuration documentation for the assigned infrastructure.
  • Kubernetes and Containerization:
  • Exposure to managing and maintaining Kubernetes clusters.
  • Exposure to Set up, maintain, and improve clusters for various projects.
  • Exposure to Work with tools such as Docker, Rancher, Slurm, and Puppet.
  • Security and Compliance:
  • Secure systems to meet hardening and compliance requirements.
  • Optimize networking for clusters.

Qualifications

Required:

  • 14 years of experience as an Infrastructure Engineer and System Administrator in Linux environments.
  • Bachelor's degree in Computer Science or related field.
  • Experience in cloud infrastructure and containerization technologies.
  • Experience in system hardening.
  • Ability to communicate with customers and set expectations.
  • Experience in improving processes and systems using conceptualizing, reasoning, and interpretation.
  • Skill in conducting extensive investigations to understand the root causes of problems.
  • Ability to solve a wide range of difficult and unique issues across functions and/or businesses

Desired

  • RHCSA certification.
  • Security certification.
  • Demonstrated technical innovation in supporting business objectives and mission.
  • Ability to influence others to accept new concepts, practices, and approaches.


  • ________________________________________________________________________________________

    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.

    Your potential is limitless. So is ours.

    Learn more about CACI here. (https://careers.caci.com/global/en/life-at-caci)

    ________________________________________________________________________________________

    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. Learn more here (https://careers.caci.com/global/en/employee-benefits) .

    The Proposed Salary Range For This Position Is

    $103,800 - $218,100

    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.

    If you have questions about this posting, please contact support@lensa.com

    Salary : $103,800 - $218,100

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