Linux Systems Administrator
LinTech Global
- Frederick, Maryland, United States
- Frederick, Maryland, United States
À propos
Target Salary
$90,000.00
Position Overview:
We are seeking a skilled
Linux Systems Administrator
to support mission-critical infrastructure at USAMRIID. This role requires a hands-on engineer with experience across Linux, virtualization, storage, and HPC environments who can operate independently with minimal ramp-up .
Job Duties: Systems Administration & Infrastructure
Install, configure, and maintain Linux (RHEL 7/8+) and Windows Server environments
Administer VMware/vCenter infrastructure ensuring 99.9% uptime
Perform system hardening, STIG compliance , and monthly patching across multiple networks (NIPR, RSN)
Monitor system health, logs, and security tools (e.g., Trellix/McAfee, ESS). Enterprise Storage & Data Center Operations
Design, implement, and maintain SAN/NAS storage environments (file and block storage)
Administer enterprise storage platforms such as Dell Isilon (OneFS), ECS (Superna/Golden Copy), or similar Dell EMC Unity and Data Domain (IDPA).
Support backup and recovery solutions (e.g., Avamar, Veeam )
Utilize tools such as HPC (Bright), VxRail (VMware/Vcenter). HPC (High Performance Computing) Environment
Administer and support HPC clusters , including compute nodes and head nodes
Manage job schedulers (e.g., SLURM, PBS) and cluster provisioning tools (e.g., Bright Cluster Manager)
Support and optimize parallel file systems (e.g., Lustre, GPFS)
Monitor and tune performance across HPC systems (CPU, memory, I/O, network)
Assist with installation and troubleshooting of scientific and bioinformatics applications
Develop and maintain SOPs for HPC operations and maintenance
Provide technical guidance on HPC architecture, performance, and future enhancements
Utilize HPC management tools like Bright and iDRAC. Networking & Troubleshooting
Provide advanced troubleshooting for network, server, and application issues
Resolve 80%+ of issues without escalation , demonstrating strong independent problem-solving
Support connectivity troubleshooting across enterprise environments Active Directory & User Support
Manage Active Directory (users, groups, permissions) for large environments
Support DoD Enterprise Email and account-related issues Cloud & Modernization
Support and execute migration of systems to DoD-approved cloud environments (e.g., AWS GovCloud, Azure Government)
Maintain hybrid infrastructure between on-prem and cloud platforms Monitoring & Tools
Utilize monitoring tools such as PRTG, SolarWinds, or equivalent
Ensure system availability, performance, and reliability across all platforms Leadership & Collaboration
Contribute to task prioritization, status reporting, and operational planning
Collaborate with government stakeholders and cross-functional teams
Required Qualifications:
5+ years of Linux system administration experience
Active Secret security clearance (required)
IAT II: CompTIA Security+ certification (or equivalent)
Strong knowledge of Linux OS, shell scripting, and command-line tools
Strong experience with virtualization technologies (VMware, KVM, etc.)
Solid understanding of networking protocols and troubleshooting
Ability to resolve issues independently with minimal escalation.
Company Description Dexian Government Solutions is an award-winning, ISO 9001:2015 certified, business and GSA contract holder providing diversified Information Technology services to both Civilian and Defense agencies. Services include Software Development, Systems Integration, Data Management, Project Management, Operations & Maintenance, Cybersecurity, and Training and Audio/Visual (AV) Solutions. Dexian Government Solutions has received several recognitions, including rankings on "Top 50 Companies to Watch", Washington Technology's Annual "FAST 50", and Inc. 500's List of "Fastest Growing Private Companies". The Dexian Government Solutions team is comprised of individuals who are dedicated to the success and sustainability of our customers and their missions. Our combination of technical expertise, big business experience, and small business agility allows us to promptly provide our customers with exceptional IT and engineering solutions.
Benefits Our robust benefits package includes Open Paid Time Off, Paid Holidays, Company-paid Life/AD&D, Company-paid Short Term and Long-Term Disability, Health Insurance with Company Contribution, 401k Plan with Company Match, Employee Recognition Program, opportunity for Employee Referral Bonus, opportunity for annual Performance Bonus and much more!
EEO Statement Dexian Government Solutions is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment is decided based on qualifications, merit, and business need. All applicants will be considered for employment without attention to race, religion, color, national origin, ancestry, physical or mental disability, medical condition, pregnancy (including childbirth, lactation and related medical conditions), marital status, genetic information (including characteristics and testing), gender, sexual orientation, gender identity or expression, military and veteran status, or any other status protected under federal, state, or local law in the locations where we operate. If you are an individual with a disability and would like to request a reasonable accommodation as part of the employment selection process, please contact Human Resources. The Company invites any applicant and/or employee to review the Company's written Affirmative Action Plan. This plan is available for inspection upon request. _screen_reader_optimized.pdf #DICE #LI-LM1 This role requires an active Secret Security Clearance, customer approval, and successful completion of a pre-employment background screening.
Compétences linguistiques
- English
Avis aux utilisateurs
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