nTech Workforce · 3 hours ago
Linux Systems Engineer (Active Top Secret clearance)
Fort Washington, MD
Full-time
Hybrid
Senior LevelnTech Workforce is seeking a Senior Linux Systems Engineer to serve as the technical authority for a Red Hat Enterprise Linux environment. The role involves advanced systems engineering, kernel optimization, and providing high-level technical support while managing a complex Virtual Desktop Infrastructure.
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No H1B
Security Clearance RequiredU.S. Citizen OnlyHiring Manager
Santhosh K.
Responsibilities
Advanced Systems Engineering & Kernel Optimization
Perform kernel-level tuning (sysctl), I/O scheduling, and memory management to optimize RHEL for high-demand MBSE workloads
Execute all administrative tasks, file management, and system troubleshooting via the command-line interface (CLI) in a headless or cloud environment
Proactively monitor system health and performance to ensure 99.9% availability of mission-critical server resources and hardware
Act as the primary administrator for Cameo Systems Modeler and Teamwork Cloud, managing user groups, permissions, and server-side configurations
Configure and troubleshoot user profiles in a virtual desktop environment using XRDP
Create, maintain, and deploy virtual desktop images, ensuring optimized disk storage and session management for multiple concurrent users
Work closely with ISSO/ISSE teams to ensure systems meet ATO/accreditation standards through aggressive scanning, patching, and STIG compliance
Utilize Ansible, Puppet, or scripting (Bash/Python) to automate routine maintenance and configuration management
Author and maintain technical standards, Standard Operating Procedures (SOPs), and 'RunBooks' to ensure continuity of operations
Maintain a detailed work backlog in JIRA, participating in Agile ceremonies and communicating technical status to PMs and Government leads
Explain complex technical considerations to external partners and provide high-tier technical support to the user community
Qualification
Required
Active Top Secret clearance with SCI eligibility
IAT Level II compliant (e.g., Security+, CySA+, GSEC, SSCP, CCNA Security, CND, GICSP)
Expert-level knowledge of Red Hat Enterprise Linux (RHEL)
Expert-level proficiency in the Linux Command Line Interface (CLI). Must be able to manage the full OS lifecycle without a Graphical User Interface (GUI)
Demonstrated experience in Linux kernel tuning and performance optimization for enterprise-scale applications
Proven experience with XRDP, VDI session management, and image deployment
Proficiency in Cameo / No Magic software
Experience using JIRA
Proficiency in Bash or Python scripting and Ansible configuration management
Solid understanding of TCP/IP, SSH, and secure networking protocols
Preferred
Active Top Secret/SCI clearance
Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE)
Experience with cloud-based Linux deployments
Background in Model-Based Systems Engineering (MBSE) workflows
Company
nTech Workforce
nTech Workforce is a recruiting firm that offers a wide spectrum of staff augmentation and direct hire services.
Founded in 2005
51-200 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase