Systems Administrator with Security Clearance

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Job description

Description Background Information: Innovative Defense Technologies (IDT), provider of automated software testing, data analysis, and cybersecurity solutions for complex, mission-critical systems in the US Department of Defense (DOD), is seeking a Systems Administrator to be based in our Arlington, VA office. Overview: The Linux System Administrator will be responsible for managing and maintaining Linux servers and workstations, including virtual assets, within a DoD-regulated environment. This role requires a thorough understanding of Department of Defense rules, regulations, and policies to ensure all systems are compliant with federal standards. All applicants must currently possess an active U.S. Security Clearance . Responsibilities Include: Install, configure, and maintain Linux servers and workstations in an environment governed by Department of Defense rules, regulations, and policies Manage user accounts, groups, and permissions using command-line tools and scripts to ensure system security and compliance with federal standards. Monitor and optimize system performance, availability, and scalability to ensure efficient operation of the IT infrastructure. Perform regular system updates, patches, and software upgrades to maintain compliance with security policies and federal regulations. Implement and manage backup and recovery solutions, such as rsync and Bacula, to safeguard critical data and ensure business continuity. Provide technical support and troubleshooting for Linux systems and related hardware/software issues to end-users and IT staff. Collaborate with the Network Engineer and other IT team members to maintain network integrity and security. Assist in the implementation and enforcement of security policies, procedures, and controls in compliance with federal standards, such as NIST 800-53 and DISA STIGs. Conduct regular security audits, vulnerability assessments, and remediation activities to protect the IT infrastructure from threats. Minimum Required Qualifications: Bachelor's degree in Computer Science, Information Technology, Engineering, or related field, or equivalent work experience. IAT Level II Certification outlined in DoDI 8570(CompTIA Security+ or higher) Linux certification such as Linux+ or RedHat Certified Administrator. Or 3-5 years of direct Linux administration experience. Required Skills: 3+ years' experience as a Linux System Administrator or related Proficiency in network and system administration tools such as Cisco routers, switches, and firewalls. Experience with the Red Hat Linux Environment, including tools such as Red Hat Satellite Manager and Red Hat Identity Services (IPA). Familiarity with virtualization technologies like VMware or Hyper-V. Experience with security tools and practices, including firewalls, intrusion detection systems (IDS), and endpoint protection. Understanding of compliance standards and frameworks, such as NIST 800-53, DISA STIGs, and other federal regulations. Hands-on experience with scripting languages such as PowerShell, Python, or Bash for automation tasks. Ability to analyze and interpret security logs and events from various sources. Experience with network monitoring and management tools, such as Splunk, Solar Winds, or Wazuh. Experience deploying or configuring Linux environments using automated tools such as Ansible, Puppet, Chef, Terraform, or Jenkins Competencies: Excellent communication, interpersonal, and problem-solving skills. Ability to work independently and as part of a team. Ability to prioritize and manage multiple tasks and projects. Ability to learn new skills and technologies quickly. EEO Statement: Applicants, employees, and former employees are protected from employment discrimination based on race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, disability, veteran status, genetic information, or any other basis protected by federal, state, or local law.

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