Linux Systems Engineer

Systems EngineerSoliel, LLC is an accomplished and innovative Woman-Owned Small Business (WOSB) delivering IT engineering and critical mission support services to the public sector. Soliel offers reach-back to experts in each field, a culture that supports employee growth and development, and a stable environment that encourages cross-collaboration. We are currently seeking a Systems Engineer to support the Defense Information Systems Agency (DISA) at Fort Meade, Maryland. The Systems Engineer will provide Linux systems administration, engineering, sustainment, and modernization support for secure, mission-critical, on-premises enterprise systems and services.Location: Fort Meade, Maryland – Full-time onsiteStart Date: ASAPClearance: Top SecretKey Responsibilities:Administer, maintain, configure, and troubleshoot Red Hat Enterprise Linux (RHEL) systems in secure, on-premises enterprise environments.Perform operating system installation, configuration, patching, upgrades, and lifecycle management.Troubleshoot system performance, reliability, availability, application integration, and infrastructure issues.Configure and maintain Linux services, storage, file systems, permissions, logging, and user and access controls.Implement and maintain secure system configurations in accordance with DoD Security Technical Implementation Guides (STIGs) and cybersecurity requirements.Support vulnerability identification, remediation, patch management, and mitigation activities.Support Risk Management Framework (RMF) and Authorization to Operate (ATO) activities by providing system configuration information, technical evidence, and remediation support.Develop and maintain automation for system configuration, deployment, and administration using tools such as Ansible and shell scripting.Support integration with enterprise services, including PKI and certificate-based authentication, centralized logging, monitoring, directory services, and network services.Support Linux systems operating within enterprise virtualization environments.Participate in system upgrades, technology refresh, implementation, testing, and operational sustainment activities.Create and maintain technical documentation, including standard operating procedures, system configurations, implementation procedures, system diagrams, and troubleshooting guides.Collaborate with network, cybersecurity, application, PKI, and other engineering teams to resolve cross-functional technical issues.Required Skills:4+ years of experience in Linux systems administration or systems engineering.Hands-on experience administering Red Hat Enterprise Linux (RHEL) or comparable enterprise Linux distributions.Experience installing, configuring, patching, upgrading, maintaining, and troubleshooting Linux servers.Strong working knowledge of Linux operating systems, networking, storage, file systems, permissions, system services, and logging.Experience with automation and configuration management tools such as Ansible.Experience with Linux shell scripting.Experience implementing or maintaining DoD STIG-compliant system configurations.Familiarity with vulnerability management and remediation using tools such as ACAS/Nessus.Familiarity with PKI, digital certificates, certificate-based authentication, and secure system configurations.Experience supporting virtualized server environments.Strong troubleshooting and problem-solving skills across operating system, application, and infrastructure layers.Ability to develop clear and accurate technical documentation.Strong communication and collaboration skills.Preferred Skills:Previous experience supporting DISA, DoD, or other federal enterprise environments.Experience with VMware/vSphere or similar enterprise virtualization technologies.Experience supporting highly available or redundant system architectures.Experience with centralized logging, monitoring, and system management solutions.Experience supporting enterprise application and web infrastructure.Familiarity with F5 BIG-IP or other application delivery technologies.Familiarity with Zero Trust concepts and modern DoD cybersecurity architectures.Compensation:$115-135k (Flexible based on experience)Major Medical, dental, and vision coveragePaid HolidaysPaid Time Off (PTO)401k and company matchingTuition ReimbursementEEO/ AA/ NON-DISCRIMINATION STATEMENT: Soliel, LLC is an Equal Opportunity/ Affirmative Action/ Non-Discriminatory Employer. All qualified applicants will receive equal consideration for employment without regard to race, color, national origin, religion, sex, pregnancy, marital status, sexual orientation, gender identity, age, physical or mental disability, or covered veterans. To learn more, please visit