Mid-Level Linux System Administrator - DOD

INNOVIM is seeking a Mid-Level Linux System Administrator to support the Missile Defense Agency (MDA) on the Integrated Research and Development for Enterprise Solutions (IRES) contract in Huntsville, AL. This is an on-site position requiring an active DoD Secret clearance and the ability to obtain a Top Secret clearance. Relocation assistance is not available, and up to 10% travel may be required.

Responsibilities

• Administer the operations of computer systems with a primary focus on Linux operating systems, servers, and end-user workstations.
• Administer Linux patching and configuration management tools (e.g., Red Hat Satellite, Ansible) for updating, patching, and maintaining the domain.
• Perform hardening and remediation of operating systems and DISA STIG compliance to reduce cybersecurity risks.
• Deploy, configure, and automate environments using vCenter, Bash/Python scripting, and Ansible.
• Administer Container Platforms such as OpenShift, as well as maintain repositories/registries.
• Manage and sustain a primarily Linux workstation and server-based enterprise environment.
• Maintain and manage Secure Host Baselines for Linux (primarily) and Windows.
• Coordinate, execute, and document authorized secure data transfers across network boundaries as a designated Data Transfer Agent (DTA).
• Conduct daily system monitoring, system backup and restoration, and application upgrades to ensure optimal and continuous system operations.
• Develop and maintain system administration procedures and baseline configuration documentation.
• Ensure system software installs, maintenance, break/fix activities, and cybersecurity mitigations are performed in accordance with established policies and service-level agreements.
• Create, upgrade, manage, and sustain physical and virtual workstations and servers.
• Quickly learn challenging concepts, decompose difficult service problems, and provide resolution.
• Create and follow standard processes and clearly document results.
• Function as a self-starter, identifying risks, issues, and opportunities for the System Administration team.
• Demonstrate excellent presentation, oral, and written skills to facilitate effective communication with senior customer management and customers.
• Maintain a "can-do" attitude, work in a high-pace and dynamic environment, and embrace change.

Requirements

• 3+ years of directly related experience in Linux systems administration (e.g., Red Hat Enterprise Linux 7, 8, or 9 environments).
• Experience with Linux configuration management, automated provisioning, and patching (e.g., Red Hat Satellite, Ansible).
• Experience administering Linux operating systems within a virtualized environment (such as VMware vSphere/vCenter).
• Experience developing and executing Bash and/or Python scripts.
• Experience managing Linux authentication, identity management, and directory services (e.g., IdM, LDAP, SSSD, Active Directory integration).
• Experience configuring core Linux networking services (DNS, DHCP, NTP, SSH) and storage management (LVM, NFS).
• Current DoD 8570/8140 IAT Level II certification or higher (CCNA-Security, CySA+, GICSP, GSEC, Security+, CND, or SSCP).
• Active DoD Secret Security Clearance and ability to obtain a Top Secret clearance.

Qualifications

• Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification.
• Experience with Windows systems administration (Windows Server 2019/2022 and Windows 10/11) and Active Directory.
• Experience with Windows-based deployment and patching tools (WSUS, SCCM) and Group Policy Objects (GPOs).
• Experience with PowerShell scripting.
• Experience managing CA certificate servers.
• Experience managing PXE/Kickstart servers for automated OS deployments.
• Experience with 2FA, including RSA and PKI.
• Experience with virtualization of services (VMware vSphere/vCenter).
• Experience using BMC Remedy or similar ITSM ticketing systems.
• Working knowledge of Configuration Management processes.

Pay

$95,000 – $135,000 annually, depending on experience, education, and certifications.

Benefits

• Comprehensive nationwide Medical/Dental/Vision insurance programs.
• Life insurance.
• Matching 401k contribution.
• Educational and training support.