Linux Engineer

Resource Management Concepts, Inc. • $125K — $155K *
Bethesda, MD 20817In-Person
Information Technology
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Active DoD Top Secret clearance required.
  • 3 to 6 years of hands-on Linux administration experience in enterprise or defense environments.
  • Active DoD 8570/8140 IAT Level II certification (e.g., CompTIA Security+, CySA+, CCNA Security).
  • Experience with RHEL 7/8/9 system administration.
  • Familiar with DISA STIG requirements and SCAP compliance.
  • Knowledge of Bash scripting and Ansible execution.
  • Associate or Bachelor’s degree in IT, Computer Science, or equivalent experience.

Responsibilities

  • Install, configure, and maintain Red Hat Enterprise Linux and Rocky Linux servers.
  • Apply DISA STIG compliance to Linux systems and assist with vulnerability remediation.
  • Execute scheduled software updates and patches across air-gapped environments.
  • Utilize and write scripts to automate administrative tasks using Ansible and Bash/Python.
  • Deploy, provision, and monitor virtual machines in VMware or KVM.
  • Manage user accounts and access controls, integrating with systems like LDAP and Active Directory.
  • Monitor system performance and resolve operational issues, escalating when necessary.

Benefits

  • Opportunities for professional development and certifications.
  • Supportive team environment focused on security best practices.
  • Exposure to cutting-edge technologies in the defense sector.
Full Job Description
Seeking a Linux Systems Administrator to provide day-to-day operations, deployment support, and system maintenance for enterprise Linux systems within Department of Defense (DoD) secure programs. This role focuses on maintaining system availability, implementing DISA STIG compliance, executing routine patching, supporting virtualized infrastructure, and writing baseline automation scripts across classified and air-gapped environments.

Key Responsibilities
  • System Administration: Install, configure, and maintain Red Hat Enterprise Linux (RHEL 8/9) and Rocky Linux servers across physical and virtual environments.
  • Security & STIG Compliance: Apply DISA Security Technical Implementation Guides (STIGs) to Linux endpoints and assist with vulnerability remediation based on ACAS/Nessus scan reports.
  • Patching & Maintenance: Execute scheduled software updates, errata, and IAVA patches across air-gapped enclaves using tools like Red Hat Satellite.
  • Scripting & Automation: Utilize existing Ansible playbooks and write basic Bash or Python scripts to automate repetitive administrative and user-management tasks.
  • Virtualization Support: Assist in deploying, provisioning, and monitoring virtual machines within VMware vSphere or KVM environments.
  • Core Services & Access: Manage user accounts, directory bindings (SSSD, LDAP, Active Directory), and system access controls (PAM, sudo, PKI/CAC authentication).
  • Troubleshooting & Operations: Monitor system performance, audit logs, and hardware health; resolve routine operational tickets and escalate complex architectural issues.

Requirements
  • Security Clearance: Active DoD Top Secret clearance required to start.
  • Experience: 3 to 6 years of hands-on Linux administration experience in enterprise or defense-oriented computing environments.
  • Certifications (DoD 8140 / 8570): Active DoD 8570/8140 IAT Level II certification (e.g., CompTIA Security+, CySA+, CCNA Security, or equivalent).
  • Operating Systems: Solid foundation in administering, configuring, and maintaining RHEL 7/8/9 systems.
  • Security Hardening: Familiarity with DISA STIG requirements and implementing SCAP compliance benchmarks.
  • Scripting: Working knowledge of Bash scripting and exposure to Ansible execution and configuration management.
  • Education: Associate or Bachelor's degree in IT, Computer Science, or equivalent years of direct professional experience.

Preferred Qualifications
  • Red Hat Certified System Administrator (RHCSA) certification.
  • Familiarity with centralized logging and monitoring tools (Splunk, Syslog-ng, or Prometheus).

Benefits

Salary at RMC is determined by various factors, including but not limited to location, a candidate's specific combination of education, knowledge, skills, competencies, and experience, as well as contract-specific requirements. The current salary range for this position will be $125,000 to $155,000 (annually).

#LI-MB1 #IND123

About Resource Management Concepts, Inc.

Resource Management Concepts, Inc. Careers

Joining Resource Management Concepts, Inc. presents an unparalleled opportunity to advance one's career amidst a team of professionals dedicated to innovation and excellence. As a leader in providing high-quality technical solutions, Resource Management Concepts, Inc. is the perfect place for talented individuals looking to make a significant impact in their professional lives.

Explore Job Opportunities

Resource Management Concepts, Inc. offers a variety of job opportunities that cater to a range of skills and interests. Each position is designed to challenge team members while providing them with the chance to grow both personally and professionally. From technical roles to leadership positions, Resource Management Concepts, Inc. ensures that every team member can find a path that best suits their career ambitions.

Internship Programs

Students and recent graduates can gain invaluable experience through an internship at Resource Management Concepts, Inc. These positions are crafted to bridge the gap between academic understanding and practical professional experience, providing a robust platform for growth and learning in a real-world setting.

Commitment to Diversity and Inclusion

Resource Management Concepts, Inc. believes that diversity drives innovation. The company is committed to creating an inclusive environment where diverse voices are heard and valued. Through diversity training and leadership programs, the company fosters a culture of openness and respect that enhances team performance and creativity.

Benefits and Culture

Resource Management Concepts, Inc. is dedicated to supporting its employees by offering a comprehensive benefits package that addresses health, financial security, and work-life balance. The company culture is built on a foundation of respect, integrity, and collaboration, making Resource Management Concepts, Inc. not just a great place to work, but a community.

Professional Growth and Development

Employees at Resource Management Concepts, Inc. are encouraged to continuously develop their skills through professional development opportunities and leadership training programs. The company supports career advancement through internal promotions and networking opportunities, ensuring that every employee has the resources to succeed.

Hiring Process

The hiring process at Resource Management Concepts, Inc. is designed to be transparent and efficient, starting from the initial application to the final interview. Candidates are encouraged to showcase their skills and experience in their resumes and during interviews, where they meet with current team members who are eager to welcome new talents to the company.

Stay Connected with Careers at Resource Management Concepts, Inc.

Potential candidates are invited to explore open positions that match their skills and interests on the Resource Management Concepts, Inc. careers page. Stay updated with the latest news, career tips, and job alerts by subscribing to the Resource Management Concepts, Inc. careers newsletter.

Join the Team

Resource Management Concepts, Inc. is continuously searching for curious, creative, and solution-driven team players. Check out the current job listings and find where one's talent can make a difference.

Networking and Career Insights

Engage with Resource Management Concepts, Inc. through various professional networks. Gain insights into the company's innovative projects and team dynamics, and see how Resource Management Concepts, Inc. is a leader in fostering professional growth and technological advancement. Resource Management Concepts, Inc. is not just a company—it's a place where careers are nurtured, innovation thrives, and opportunities abound.
Learn more about Resource Management Concepts, Inc.
Industry
Technical Services
* Ladders Estimates

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