Linux Systems Engineer
Shield Consulting Solutions
Job Title **Active TS/SCI w/Polygraph REQUIRED** Please do not apply if you do not currently possess this level of clearance. Telework: Up to 16 hours per week, however telework hours will depend on tasking for the sprint Basic Requirements: Security+ Cert 20 years experience as a system engineer Bachelor's degree in a technical discipline 5 additional years of experience as a system engineer may be substituted for a degree Job Description: Strong and deep Linux & Unix System Engineering skills in both physical and virtual server environments supporting infrastructure management, including managing kernels; installing and maintaining operating systems, configuring hardware/software utilizing monitoring techniques, troubleshooting, and sustaining the operational health of the infrastructure. Supports RHEL7+, Windows 2012+, and VMWare ESXi servers in a virtual enclave environment. Supports Active Directory with Centrify integration for Linux systems. Account creation and assigning users to Linux systems via Centrify and DELL Active Roles for assignment of groups. Installs McAfee and Nessus Agent software, performing Nessus scanning in accordance with agency approved tools. Configures, maintains, and troubleshoots servers. Upgrades memory, swap, and hard disk space for DELL, HP, and custom-built servers. Executes storage data migrations from Legacy NetApp equipment to the latest storage solutions. Patches systems using Red Hat Satellite server, WSUS Servers. Manages and installs IAVA and CVE patches to maintain ATO compliance; installing software and running hardening scripts to meet STE/STN requirements. Required Experience: RedHat Linux & Windows Operating Systems VMWare ESXi Dells & HP servers WSUS NetApp Excellent benefits package including 25 days PTO, 11 paid holidays, 100% employer-paid healthcare for employees and dependents – available day 1, 8% 401(k) employer match – immediate vesting. Disclaimer: The salary range provided is an estimate based on current market conditions and may be adjusted based on factors such as experience, skills, and qualifications. The final salary offer will be determined after a thorough review of the candidate's background and alignment with the role. Please note that this range is subject to change and should be considered as a guideline rather than a definitive figure. Shield Consulting Solutions is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law. Shield Consulting Solutions
- ...clearance. Basic Requirements: ~20 years experience as a system engineer ~ Bachelor's degree in a technical discipline ~5... ...Job Description: Configure, manage and troubleshoot Linux operating systems. Installs/loads operating system software, troubleshoot...SuggestedImmediate start
$160k - $225k
...We're seeking a Linux Systems Engineer to support our U.S. Government program(s) in Laurel, MD . The Linux Systems Engineer will be responsible for administering, maintaining, and securing Linux-based enterprise environments supporting mission-critical operational...SuggestedImmediate startFlexible hours- ...the State of Possible,” please apply today!ProSync is seeking a System Engineer with strong experience in system administration, automation,... ...environments. This role requires hands‑on administration of Windows and Linux systems, support for networking devices, and familiarity with...SuggestedContract workFlexible hours
- Belay Technologies in Columbia, Maryland is seeking a cleared System Engineer to administer, maintain, troubleshoot, automate, and optimize Linux-based systems and infrastructure. This role emphasizes hands-on work across the stack with Linux, Python, PowerShell, Dell hardware...Suggested
$200k - $220k
We are hiring a Linux Systems Engineer w/ TS/SCI clearance and polygraph to join our Engineering Services and Solutions Division, working in Laurel, MD. The Systems Engineer will be responsible for administering, maintaining, and securing Linux-based enterprise environments...SuggestedFull timeContract workWork experience placement- Geon Technologies seeks a Senior Linux Systems Administrator to lead Linux infrastructure, deployment automation, and system integration across complex IT environments supporting USG and industry clients. The role emphasizes Tier 2/3 support, security hardening, and collaboration...
- ...points, but we love the work!) Explore the engineering behind large-scale computing—from the... ..., networking and storage teams, system administrators, and customer stakeholders... ...s STE/STN objectives. You’ll administer Linux cluster environments, automate operational...Full timeVisa sponsorshipWork visa
$180k - $240k
...Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a cleared System Engineer to administer, maintain, troubleshoot, automate, and optimize Linux-based systems and infrastructure. This position is ideal for an experienced engineer who enjoys...Contract workWork experience placementFlexible hours- ...Telework: None Basic Requirements: ~20 years experience as a system engineer ~ Bachelor’s degree in a technical discipline ~5... ...Job Description: Administer, configure, and maintain Linux operating systems to ensure high performance and reliability....Full timeImmediate startRemote work
$107.9k - $195.05k
Leidos has a new and exciting opportunity for a Systems Engineer/COMSEC Manager in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...Full timeLocal areaImmediate startFlexible hours- ...System Engineer Reflexive Concepts is seeking a skilled System Engineer to join our team! Specifically, the Analytic Mission Integration... ...virtualization, and Rancher-managed Kubernetes environments Perform Linux system administration in support of mission systems...
$112k - $179k
Responsibilities Systems Engineer | Location: RemoteActive TS/SCI with polygraph required - this position supports a high-priority mission... ...working with mission data formatsFamiliarity with Linux operating systems CLI to manage software configurations and perform...Contract workImmediate startShift work- ...Polygraph clearance to be considered.*ProSync is seeking a Sr. System Engineer with experience in System Administration Automation,... ...interacts with users and the customer.Responsibilities:Advanced Linux Operations — Perform deep‑level administration, tuning, and troubleshooting...Contract workFlexible hours
- ...Systems Engineer I Reflexive Concepts is seeking a skilled Systems Engineer I to join our team! In this role, you will collaborate closely... ...Operations. The work centers on administering and automating Linux systems, keeping them aligned with the Agency's STE/STN...Work at office
$154.05k - $278.48k
Leidos has a new and exciting opportunity for a Sr. Systems Engineer in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented... ...team.Experience working as an admin on Windows Server and Linux Server platforms.At Leidos, the opportunities are boundless....Full timeImmediate startFlexible hours$107.9k - $195.05k
Systems EngineerLeidos has a new and exciting opportunity for a Systems Engineer in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the... ...Experience working as an admin on Windows Server and Linux Server platforms.At Leidos, the opportunities...Full timeWork experience placementImmediate startFlexible hours- ...System Engineer Advance how our customers operate while you advance your career. Join GDIT as a System Engineer and build an impactful career... ...complex mission focused systems. The position requires strong Linux CLI expertise and deep Jira Service Desk administration...
$176k - $282k
Responsibilities Peraton is currently looking for a Systems Engineer to help the project with managing Operational Systems, as well as creating... ...formatsExperience managing hardware and working from the Linux Operating Systems CLI to manage NiFi configurations and...Contract workShift work- ...position requires an active Top Secret/SCI w/ Fullscope Polygraph clearance to be considered.*ProSync is seeking an experienced Systems Engineer I or Systems Administrator II to join the team’s front‑line engineering group. This individual will perform hands‑on system...Contract workFlexible hours
- ...is looking for professionals in a variety of roles to apply system engineering fundamentals to the development, testing, deployment, maintenance... ...and management Working Knowledge and familiarity with Linux based operating systems and the Linux command line interface...
- ...State of Possible,” please apply today!ProSync is seeking a Systems Engineer responsible for documenting all phases of system design, implementation... ...Administration — Provide expert administration across Linux and Windows platforms, ensuring system stability, performance...Contract workWork at officeFlexible hours
- ...Define and Redefine the State of Possible,” please apply today!The System Engineer Analyzes user's requirements, concept of operations documents,... ...substitute for two (2) years' experience.Experience using the Linux CLI.Extensive experience with Jira Service Desk configuration,...Contract workFlexible hours
$99k - $225k
Systems EngineerThe Opportunity: Design, test, and deploy architectures, including VMWare ESXi infrastructure, Windows domains, and Linux servers. Develop and design documentation and conduct technical information system security testing in support of the appropriate security...Full timeContract workPart timeLocal areaRemote work$135k - $216k
...facility and offers flexible hours.The Data Ingest team is seeking Systems Engineer to:Outline, develop and implement data engineering solutions.... ...a working knowledge of NiFi, be comfortable working in a Linux environment, interact with data ontologies (schemas),...Contract workFor contractorsFlexible hoursShift work- ...CYBERCORE TECHNOLOGIES TEAM.We are GROWING ! Bring your Technical Capabilities, Enthusiasm, and Team Focus.New Opportunity for a LINUX System Administrator - TS/SCI Poly.Job Responsibilities:Key Responsibilities: Seeking Linux Systems Administrator to join team in...
- ...Systems Engineer 2HB Incorporated is seeking a Systems Engineer to support its government customer in Annapolis Junction, MD. The successful... ...network administration across diverse platforms, including Linux and Windows environments. Extensive experience in network...Full timeWork at office
- ...Systems Engineer Location: in MD - 15 mins. from DC What You'll Get To Do Conceptualize and architect the details of delivery... ...AWS, GCP, Azure, etc.) ~ Designing system architecture ~ Linux system administration ~ Software languages such as Java and...Local area
- ...System Engineer At Wyetech, you'll be at the center of an award-winning corporate culture, breaking technological barriers and solving real... ...complex mission focused systems. The position requires strong Linux CLI expertise and deep Jira Service Desk administration...Contract work
$182k - $233k
...information within SIGINT and cybersecurity systems to support the exploitation of digital... ...other internal tradecraft Knowledge of Linux and Windows operating systems... ...challenges that truly matter. As a Systems Engineer here, you won't just contribute to projects...Immediate startVisa sponsorship$116.35k - $210.33k
Linux Systems Administrators / Engineers are needed across several Leidos prime programs in our Intelligence Sector’s Cyber & Analytics Business Area (CABA). Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software...Full timeImmediate startRelocation packageFlexible hours
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