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Entry Level Linux System Administrator Jobs in Pasadena, MD

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Cloud System Administrator

Annapolis, MD · On-site

$92K - $220K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

We are seeking a highly motivated Cloud System Administrator to support the deployment ... Perform Linux system administration tasks, including system monitoring, maintenance ...

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Cloud System Administrator

Annapolis Junction, MD · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

... Administrator to support the deployment, administration, and maintenance of cloud-based ... Perform Linux system administration tasks, including system monitoring, maintenance ...

2HB Incorporated

System Administrator

Annapolis, MD · On-site

... System Administrator to support its government customer in Annapolis Junction, MD. The successful ... Linux administration, containerization, Proxmox virtualization, Ansible / SALT Automation ...

2HB Incorporated

System Administrator

Annapolis, MD · On-site

... System Administrator to support its government customer in Annapolis Junction, MD. The successful ... Linux, containerization, Storage Management, KVM Virtualization, Ansible / SALT Automation, FreeIPA ...

SW Complete

System Administrator

Columbia, MD · On-site

Level 1 System Administrator Provides support for implementation, troubleshooting and maintenance ... One (1) year experience in Linux, Unix, Windows or Cisco OS operating system * Two (2) years ...

Synergy ECP LLC

System Administrator

Columbia, MD

Description Level 1 System Administrator Provides support for implementation, troubleshooting and ... One (1) year experience in Linux, Unix, Windows or Cisco OS operating system * Two (2) years ...

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All JobsLinux System Administrator JobsEntry Level Linux System Administrator JobsEntry Level Linux System Administrator Jobs in Pasadena, MD

Entry Level Linux System Administrator information

See Pasadena, MD salary details

$20

$52

$76

How much do entry level linux system administrator jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for entry level linux system administrator in Pasadena, MD is $52.75, according to ZipRecruiter salary data. Most workers in this role earn between $41.73 and $63.46 per hour, depending on experience, location, and employer.

What does an entry level Linux system administrator do?

An entry-level Linux system administrator focuses on the maintenance and optimization of the network of an organization or business running on the Linux operating system. Your primary duties in this career involve maintaining software instead of hardware. Your responsibilities also include keeping it up to date with the latest updates and ensuring its security against hackers. Training new users is often a part of your job as well. Individuals in this position provide support to a senior team member and technical help for others. Opportunities exist in a myriad of industries.

What is the difference between Entry Level Linux System Administrator vs Linux Support Technician?

AspectEntry Level Linux System AdministratorLinux Support Technician
CertificationsLinux+, LPIC-1Linux+, CompTIA A+
Work EnvironmentData centers, server rooms, cloud environmentsHelp desks, technical support centers
ResponsibilitiesServer setup, maintenance, user managementIssue troubleshooting, user support, software installation
Industry UsageIT companies, hosting providers, cloud services

The Entry Level Linux System Administrator focuses on managing Linux servers and infrastructure, while the Linux Support Technician primarily handles end-user support and troubleshooting. Both roles require similar certifications but differ in daily tasks and work environments, with the administrator working more on backend systems and the technician providing front-line support.

What are the key skills and qualifications needed to thrive as an entry level Linux system administrator?

To thrive as an Entry Level Linux System Administrator, you need a solid understanding of Linux operating systems, basic networking, and scripting fundamentals, typically backed by a relevant degree or coursework. Familiarity with command-line interfaces, shell scripting, and tools like SSH, as well as certifications such as CompTIA Linux+ or LPIC-1, are highly valuable. Strong problem-solving skills, attention to detail, and the ability to communicate technical information clearly help you excel in this role. These skills ensure reliable system performance, efficient troubleshooting, and effective collaboration in IT environments.

What are some typical challenges faced by entry level Linux system administrators, and how can they prepare for them?

Entry level Linux system administrators often face challenges such as troubleshooting unfamiliar issues, managing time effectively during multiple support requests, and understanding the complexities of different Linux distributions. To prepare, it's helpful to build a strong foundation in command-line tools, practice reading system logs, and familiarize yourself with common administrative tasks like user management and system updates. Collaborating with more experienced team members and actively participating in documentation and knowledge sharing can also accelerate learning and confidence in the role.
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Entry Level Linux System Administrator jobs near you
Infographic showing various Entry Level Linux System Administrator job openings in Pasadena, MD as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 14% Part Time, and 2% Contract. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution, with an average salary of $109,716 per year, or $52.7 per hour.

Corporate System Administrator

iNovex Information Systems

Columbia, MD • On-site

$130K - $190K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 17 days ago

Job description

Job Brief
Systems Administrator / Engineer to develop, operate, and own the end-to-end infrastructure of a controlled access facility.
Job Description
We are seeking a highly experienced Systems Administrator / Engineer to develop, operate, and own the end-to-end infrastructure of a controlled access facility. The role includes architecture, build, sustainment, security hardening, compliance, user-support, and collaboration with Security, Facilities, and Program teams. As a System Administrator, you will be responsible for supporting and maintaining our corporate Windows and Linux systems, managing our Active Directory environment, maintaining network infrastructures, and assisting with cloud infrastructure on Azure. Additionally, support for corporate low-side infrastructure will be required in down-time.
Responsibilities:
  • Own the full lifecycle of controlled area infrastructure, including design, implementation, hardening, and sustainment of Windows / Linux servers, virtualization platforms, storage, networks, and firewalls.
  • Maintain SSP, SRTM, and compliance documentation in coordination with ISSO/Physical Security Manager.
  • Partner with cross-functional teams to support mission requirements and scheduled changes.
  • Install, configure, and maintain Windows systems
  • Manage and maintain Active Directory, including user accounts, group policies, and domain controllers.
  • Assist in managing cloud infrastructure on Azure, including virtual machines, storage, and networking.
  • Monitor and maintain Veeam backups.
  • Configure and maintain network infrastructure, including routers, switches, and firewalls.
  • Provide support for Ubiquiti, Dell, and Cisco network appliances including advanced configurations such as packet inspection and subnetting.
  • Assist in developing, implementing, and maintaining security policies and procedures; implement and maintain compliance with DISA STIGs, vulnerability scanning tools
  • Troubleshoot system and network issues and escalate when necessary.
  • Provide end-user support and training as needed

Qualifications:
  • Position requires active Security Clearance with appropriate Polygraph
  • Bachelor's degree in Computer Science, Information Technology, or related field.
  • 7+ years of experience in systems / network administration supporting DoD or controlled access facility.
  • Experience supporting RMF/ATO processes and generating compliance evidence (SSP, controls, implementation statements).
  • Experience coordinating with Physical Security Manager and supporting inspections or accreditations.
  • Knowledge of NIST 800-53, NIST 800-171, CUI handling, and DoD security expectations
  • Strong documentation, communication, and change management skills
  • Strong knowledge of Windows and Linux operating systems.
  • Experience working with infrastructure inside cleared spaces
  • Experience with Active Directory, including user management and group policies.
  • Experience with Hyper-V and Window30s Server.
  • Experience with cloud computing platforms such as Azure and AWS.
  • Familiarity with STE/STN requirements
  • Excellent problem-solving and communication skills.
  • Ability to work in a fast-paced environment and prioritize tasks effectively.
  • Ability to work after hours and weekends as needed

Desired Qualifications:
  • Familiarity with ServiceNow
  • Experience with Ubiquiti, Dell, and Cisco appliances
  • Experience with Veeam backup technology.

Pay Range: 130,000-190,000
The RealmOne pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Our approach to crafting offers considers various factors to establish an equitable and competitive compensation package. These considerations include, but are not limited to, the extent and intricacy of the role's responsibilities, the candidate's educational background, their work experience, and the specific competencies crucial for success in the role.
RealmOne Benefits:
  • Healthcare Coverage + Insurance: Medical: Three (3) rich healthcare options through CareFirst with 100% or majority company-paid premiums. Tax-advantaged health savings account available with generous employer contribution. Dental + Vision: 100% employer-paid for employees and family with buy-up option available.
  • Retirement + Savings: 401K - 10% TOTAL CONTRIBUTION - 5% safe harbor - 5% annual profit share. Immediate vested, no match required!
  • Paid Time Off + More: 4 weeks starting PTO - 11 federal holidays + 2 floating holidays - Paid hours for company-required training.
  • Career Growth + Development: Access to FREE 24/7 learning via Udemy - Opportunities to participate in tech councils, industry initiatives, etc. - $7,500 annual Educational & Professional Development Assistance.
  • MORE BENEFITS...FOR EVERY LIFESTYLE! - Paid parental leave - Adoption assistance - Annual swag drops - Flexible work schedules - -Generous referral bonus program - Employee appreciation + family-friendly corporate events ...and much more.

ABOUT US
  • RealmOne is a mid-sized science and technology company dedicated to solving our customers' toughest mission challenges.
  • Headquartered in Columbia, MD., RealmOne supplies advanced cybersecurity, data science and software engineering services and products to customers in the Government and commercial sectors.
  • RealmOne delivers encompassing mission assurance and critical systems support to government customers across various U.S. locations to include Colorado, Georgia, Hawaii, Texas, Utah, and Virginia.
  • RealmOne has earned numerous awards, including being named a Top Workplace by the Baltimore Sun. With more than 30+ active contracts, 12 of which are prime, RealmOne stands as a premier innovator supporting the Government and Department of Defense, with team members located nationwide.

Disclaimer: Benefits packages offered by RealmOne are subject to variation and may differ based on work location, clearance level, and other eligibility criteria. Specific eligibility, availability, and scope of benefits are not guaranteed, may differ from those generally described, and remain subject to modification at the sole discretion of the company.

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