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System Administrator 0

RealmOne
parental leave, paid time off, 401(k)
United States, Maryland, Columbia
6950 Columbia Gateway Drive (Show on map)
Dec 12, 2025
Job Brief

Linux, Scripting, OS and Software Application Patching

Job Description

RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch industry professionals.

We are searching for talented individuals who provide intelligence, engineering, and mission management expertise for the Government. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us!

Job Description:

  • This position is for System Administration support for development and production environments for an Identity, Credential and Access Management (ICAM) system. Responsibilities include working with a team obtaining and configuring Virtual Machines (VMs), loading Operating systems and software, performing security hardening, patching, and monitoring status. Position also will support ISSO and ISSEs in obtaining and maintaining security certification and accreditation. Apply knowledge of computer operations, platforms, systems, architectures, functions, and terminology. Independently read, write and implement standard operating procedures and technical documentation.

The Level 0 System Administrator shall possess the following capabilities:

  • Configuration and Maintenance of Virtual Machines.
  • Linux operating systems.
  • Scripting languages (e.g. Perl, bash, etc.).
  • OS and Software application patching (e.g. IAVA, Version updates).
  • Attention to detail and time management.
  • Excellent communications skills.
  • Docker containerization and Kubernetes orchestration.
  • Public Key Infrastructure (PKI).
  • Secrets/Vault Management.
  • IdAM directories (active directory and/or LDAP).
  • Ticket tracking tools (e.g. Jira, Redmine, RT Tracker).
  • Networking/Load Balancing.
  • Strong organizational and time management skills, including the ability to multi-task and work independently and with a team.

Qualifications:

  • 3+ years of System Administrator experience.
  • Bachelor's degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university is required. 4 years of additional experience may be substituted for a bachelor's degree, for a total of 7 years.

Position requires active Security Clearance with appropriate Polygraph

Pay Range: 90,000-140,000

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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