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Linux Jobs in Severn, MD (NOW HIRING)

DMI

Unix/Linux Administrator

Washington, DC · On-site

$121K/yr

As a Unix/Linux Administrator, you will play a key role in designing, implementing, and maintaining Linux-based systems for. Combining your knowledge of RHEL, cloud platforms, Oracle Linux, you will ...

Leidos

Linux Server Systems Engineer

Bethesda, MD

The Linux Server Systems Engineer will apply systems engineering principles to develop and implement reliable, secure, scalable, and maintainable infrastructure solutions supporting mission-critical ...

New

MAXISIQ, Inc.

Linux Admin/Test Engineer

Hanover, MD · On-site

Are you a battle-hardened Linux engineer looking for your next challenge? Ready to continue defending our nation's digital frontlines in the civilian sector? We're seeking a seasoned Linux Admin/Test ...

System One

Unix/Linux Administrator

Washington, DC · On-site

$50 - $60/hr

Unix/Linux Administrator Location: Washington DC (hybrid) Type: Contract To Hire Compensation: $50.00/HR-$60.00/HR on W2 Security Clearance: Must possess or be eligible to obtain and successfully ...

Ignite IT

Senior Linux Administrator

Suitland, MD · On-site

Ignite IT is seeking a very experienced, senior-level Red Hat Linux Admin/Engineer to join and provide dedicated support to the Unix Management Branch of the Computer Services Division on our ...

Ignite IT

Senior Linux Administrator

Suitland, MD

Ignite IT is seeking a very experienced, senior-level Red Hat Linux Admin/Engineer to join and provide dedicated support to the Unix Management Branch of the Computer Services Division on our ...

MAXISIQ, Inc.

Linux Admin/Test Engineer

Hanover, MD · On-site

Are you a battle-hardened Linux engineer looking for your next challenge? Ready to continue defending our nation's digital frontlines in the civilian sector? We're seeking a seasoned Linux Admin/Test ...

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How much do linux jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for linux in Severn, MD is $61.50, according to ZipRecruiter salary data. Most workers in this role earn between $55.87 and $66.01 per hour, depending on experience, location, and employer.

What is a Linux?

A Linux job refers to a role that involves working with the Linux operating system, typically in system administration, software development, cybersecurity, or cloud computing. Professionals in these roles manage servers, automate tasks, troubleshoot issues, and ensure system security and performance. Common job titles include Linux System Administrator, DevOps Engineer, and Linux Engineer. These positions require knowledge of command-line tools, scripting, networking, and system configuration.

What are the key skills and qualifications needed to thrive in the Linux position, and why are they important?

To thrive as a Linux System Administrator, you need a strong understanding of Linux operating systems, shell scripting, and network configuration, often supported by a degree in computer science or a related field. Familiarity with tools such as Bash, Ansible, Docker, and industry-recognized certifications like CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA) is highly valued. Analytical thinking, problem-solving abilities, and effective communication are important soft skills for diagnosing issues and working with team members. These skills ensure efficient system management, security, and seamless infrastructure operations vital to organizational success.

What are some common challenges faced by Linux System Administrators, and how can I prepare for them?

Linux System Administrators often face challenges such as troubleshooting unexpected system outages, managing large-scale deployments, and ensuring robust security against evolving threats. Staying current with the latest updates, patching procedures, and automation tools like Ansible or Puppet can greatly help in overcoming these challenges. It’s also helpful to cultivate strong documentation habits and participate in open-source communities where solutions to unique problems are often shared. Proactively practicing disaster recovery plans and refining your scripting skills will set you up for success in this dynamic and rewarding role.

Are Linux skills in demand?

Linux skills are highly in demand across industries such as IT, cybersecurity, and cloud computing. Proficiency with Linux operating systems, scripting, and related tools like Bash or Docker can improve job prospects and earning potential for system administrators, DevOps engineers, and network administrators.

How much do Linux jobs pay?

Linux jobs, such as Linux system administrators or engineers, typically offer salaries ranging from $70,000 to $120,000 annually depending on experience, location, and certifications like CompTIA Linux+ or LPIC. Entry-level positions may start lower, while senior roles or those requiring specialized skills can pay significantly more.

What are the most commonly searched types of Linux jobs in Severn, MD?

The most popular types of Linux jobs in Severn, MD are:

What are popular job titles related to Linux jobs in Severn, MD?

For Linux jobs in Severn, MD, the most frequently searched job titles are:

What job categories do people searching Linux jobs in Severn, MD look for?

The top searched job categories for Linux jobs in Severn, MD are:

What cities near Severn, MD are hiring for Linux jobs?

Cities near Severn, MD with the most Linux job openings:

Linux jobs near you
Infographic showing various Linux job openings in Severn, MD as of August 2026, with employment types broken down into 93% Full Time, and 7% Contract. Highlights an 100% In-person job distribution, with an average salary of $127,912 per year, or $61.5 per hour.

Linux Systems Administrator

Johns Hopkins University AppliedPhysicsLaboratory

Laurel, MD • On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago

Job description

Description
Do you thrive in and love a fast-paced, dynamic classified environment?Do you love to [area of expertise]?
Do you want to be empowered to take ownership and stake in the overall
engineering and operations of the IT infrastructure?
Are you interested in learning new technologies and creating new IT capabilities?
If so, we're looking for someone like you to apply and join our team at APL!
We are ranked as one of Computerworld 's Top Places to Work in IT for 6 years
running, and seek a Linux Systems Administrator with experience working in a
classified environment to join our team and help protect APL's information technology
infrastructure. As a Linux System Administrator, you will play a vital role designing and
deploying robust scalable physical and virtual systems, managing security, consulting
on projects and maintaining the performance of our on-premise classified Linux systems
and infrastructure.
As a Linux Systems Administrator you will...
  • Manage, configure, and maintain classified Linux-based systems. This includes
    OS installation and configuration management, deploying security patches,
    system monitoring and performance management, troubleshooting hardware and
    software issues, and completing daily system administration health checks.
  • Implement security measures to protect classified information, following relevant
    compliance policies, guidelines, and regulatory requirements. Perform security
    audits, vulnerability assessments, apply necessary security patches and updates.
  • Work closely with ISSO/ISSM's to validate systems, maintain network security
    posture and verify security vulnerabilities are addressed. Ensure enhanced
    security requirements balance with project requirements and functionality.
  • Provide technical support to end-users in a classified environment, lead problem
    root cause analysis and resolution. Assist on projects, software installation and
    responding to customer inquiries. Provision user accounts, enable permissions,
    and verify access controls comply with security protocols.
  • Respond to and resolve system-related incidents and issues promptly, engaging
    IT peers and external resources, when necessary, to ensure minimal downtime
    and disruption to operations.
  • Develop and maintain comprehensive documentation, including standard
    operating procedures (SOPs), system configurations, troubleshooting guides,
    and knowledge base articles. Continuously improve processes and procedures to
    enhance system reliability, efficiency, and security.

Qualifications
You meet our minimum qualifications for the job if you have...
  • Possess a Bachelor's degree in Computer Science, Information Technology,
    related field or equivalent professional experience.
  • Have in-depth knowledge of Linux operating systems (Red Hat, CentOS, or
    similar) and their administration, including system installation, configuration,
    maintenance, and troubleshooting.
  • Hands-on experience administering/maintaining classified computer networks.
  • Have 5+ years Linux systems administration experience.
  • Possess a demonstrable understanding of Linux firewalls and SELinux.
  • Can work independently and as part of a team to identify and resolve issues, both
    at a system and network level, minimizing downtime and customer impact.
  • Relevant certifications such as Red Hat Certified System Administrator (RHCSA).
  • Have working knowledge of Linux Single Sign-on (SSO) utilizing realm, adcli,
    sssd tying into Active Directory.
  • Have familiarity with virtualization technologies (VMware, KVM, or similar) and
    containerization (Docker, Podman, Kubernetes).
  • Have familiarity with hosting and administrating software packages such as
    Gitlab, Confluence, Jira.
  • Experience administering and maintaining network license servers
  • Possess Backup and Recovery experience using Legato/Networker utilizing both
    tape library and storage as media
  • Experience utilizing NPE certificates, public/private keys, SSL/TLS
    communications and protocols.
  • Automation experience to automate manual efforts.
  • Experience configuring and troubleshooting layer 2 networks.
  • Experience applying STIGs to operating systems, applications and network
    peripherals.
  • Experience with monitoring software such as Nagios and Thruk.
  • Superb communication and collaboration skills effectively working and interacting
    with a team.
  • Current DoD 8570 certification (Security+ or CISSP), or ability to obtain DoD
    8570 certification within 6 months of employment required.
  • Have an active Top Secret SCI w/poly security clearance. If selected, you will be
    subject to a government security investigation and must meet the requirements
    for access to classified information. Eligibility requirements include U.S.
    citizenship.

You 'll go above and beyond our minimum requirements if you have...
  • A Master's degree in Information Systems/Technology, Cybersecurity or
    Computer Science or related field.
  • Possess an active G2/G3 clearance with active poly.
  • Experience working with configuration management tools such as Salt-Stack,
    Puppet, Ansible, or Chef.
  • DevOps experience integrating CI/CD pipelines.
  • Experience implementing NAS/SAN enterprise storage solutions.
  • Experience with Linux HPC's utilizing Slurm.
  • Experience working with Windows Servers and Server functions such as Group
    Policy, Active Directory, DNS etc.
  • Working Experience with Exchange, RSA, Radius a plus

About Us
Why Work at APL?
The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates.
At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at ;br>
All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact
The referenced pay range is based on JHU APL's good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis.
Minimum Rate
$105,000 Annually
Maximum Rate
$290,000 Annually

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