System Administrator (All Levels) – Linux / HPC / Network / Storage
Staffing-Agency-Recruitment
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Benefits offered by this job
Job summary
Staffing-Agency-Recruitment is seeking a cleared Linux System Administrator to support mission-critical environments in Maryland or Utah. You will administer Linux systems, troubleshoot issues, and ensure reliability across RHEL, CentOS, Rocky Linux, SLES, and Ubuntu.
This onsite role demands strong scripting (Bash), automation, and collaboration with engineering and operations teams. Active TS/SCI with NSA Full Scope Polygraph and U.S. citizenship are required for consideration.
Qualifications
- Active TS/SCI security clearance is required.
- Active NSA Full Scope Polygraph is required.
- U.S. Citizenship is required.
- Professional Linux system administration experience across multiple distributions.
- Experience with RHEL, CentOS, Rocky Linux, SLES, and Ubuntu.
Responsibilities
- Administer, maintain, and troubleshoot complex Linux environments.
- Install, configure, upgrade, and support Linux operating systems and applications.
- Work with multiple Linux distributions (RHEL, CentOS, Rocky Linux, SLES, Ubuntu).
- Manage file systems, networking services, system resources, and applications.
- Diagnose and resolve OS and application issues.
- Develop Bash scripts to automate tasks.
- Compile, install, configure, and maintain software applications.
- Support automation and configuration-management initiatives.
- Monitor performance, availability, and reliability.
- Participate in upgrades, maintenance, optimization, and support.
- Collaborate with engineering and operations to resolve issues.
- Document configurations, procedures, and troubleshooting solutions.
Skills
Tools
Job description
- Professional Linux system administration experience.
- Red Hat Enterprise Linux (RHEL)
- SUSE Linux Enterprise Server (SLES)
- Operating-system troubleshooting.
- HPC architectures
- Storage fabric design
- Prometheus
Network | Storage | Platform | HPC
Locations: Maryland or Utah
Work Arrangement: 100% Onsite
Salary: $100,000–$200,000
Clearance: Active TS/SCI with NSA Full Scope Polygraph REQUIRED
Citizenship: U.S. Citizenship Required
Travel: None
Employment: Full-Time
Benefits: Comprehensive Benefits + Relocation Assistance
We are looking for experienced Linux System Administrators, Network Engineers, Storage Engineers, Platform Engineers, and HPC professionals to support complex, mission‑critical environments in Maryland and Utah.
This is an opportunity to work with highly customized Linux infrastructure, high‑performance computing environments, advanced networking, enterprise storage, automation, and mission‑critical systems.
If you enjoy troubleshooting difficult technical problems, working with complex infrastructure, and digging deeper when the standard solution doesn't work, this could be an excellent fit.
You must be a U.S. Citizen with an ACTIVE TS/SCI clearance and NSA Full Scope Polygraph to be considered.
Candidates with a Full Scope Polygraph that was completed more than 7 years ago may still be considered depending on experience and program requirements.
- Administer, maintain, and troubleshoot complex Linux environments.
- Install, configure, upgrade, and support Linux operating systems and applications.
- Work with RHEL, CentOS, Rocky Linux, SLES, Ubuntu, and other Linux distributions.
- Manage file systems, networking services, system resources, and applications.
- Diagnose and resolve operating‑system and application issues.
- Develop Bash scripts to automate system administration and operational tasks.
- Compile, install, configure, and maintain software applications.
- Support infrastructure automation and configuration‑management initiatives.
- Monitor system performance, availability, and reliability.
- Participate in upgrades, maintenance, optimization, and operational support.
- Work closely with engineering and operations teams to resolve complex infrastructure problems.
- Document system configurations, procedures, and troubleshooting solutions.
Regardless of your specialization, all team members contribute to core Linux system administration and mission sustainment activities.
- Active TS/SCI security clearance
- Active NSA Full Scope Polygraph
- U.S. Citizenship
- Professional Linux system administration experience.
- Experience with one or more major Linux distributions, including:
- Red Hat Enterprise Linux (RHEL)
- CentOS
- Rocky Linux
- SUSE Linux Enterprise Server (SLES)
- Ubuntu
- Linux installation and configuration experience.
- File-system administration.
- TCP/IP networking.
- Operating‑system troubleshooting.
- Application troubleshooting.
- Bash scripting.
- Software compilation and installation.
- Strong analytical and problem‑solving abilities.
- Ability to work independently and as part of a technical team.
We are particularly interested in candidates with backgrounds in HPC, storage, networking, platform engineering, or large‑scale infrastructure.
- HPC architectures
- Slurm
- High‑speed computing environments
- Large‑scale enterprise or mission‑critical infrastructure
- TCP/IP
- Storage networking
- InfiniBand
- Slingshot
- Cisco
- Juniper
- Arista
- Enterprise routing and switching
- Lustre
- DDN Exascaler
- Storage fabric design
- Storage implementation and support
- Storage performance tuning
- Storage optimization
- Ansible
- Salt
- Git
- Bash
- Infrastructure automation
- Configuration management
- Grafana
- Prometheus
- Nagios
- Jira
- Confluence
- E1000 Storage Systems
- Elastic Storage Nodes (ESNs)
- DAOS
- Weka Data Platform
- IOR
- iperf
- FIO
- lnet_selftest
You don't have to be an expert in every technology listed above.
We encourage applications from professionals whose primary background is in:
The common requirement is strong Linux administration capability combined with the required TS/SCI + NSA Full Scope Polygraph clearance.
- Take ownership of difficult infrastructure issues.
- Enjoy troubleshooting complex systems.
- Can investigate problems beyond standard procedures.
- Are comfortable working in highly customized environments.
- Learn new technologies quickly.
- Communicate effectively with engineering and operations teams.
- Take pride in system reliability and mission success.
- Want to continuously expand their technical expertise.
- 3 weeks paid time off
- 11 federal holidays
- Medical coverage
- Dental coverage
- Short-term disability
- Long-term disability
- Life insurance
- AD&D coverage
- 401(k) with up to 4% company match
- Relocation assistance
If you're an experienced cleared Linux or infrastructure professional who wants to work on complex mission‑critical systems rather than routine IT environments, this opportunity offers the chance to apply your skills across Linux, HPC, networking, storage, automation, and platform engineering.
Your expertise doesn't need to cover every technology listed. Strong Linux administration skills plus the required clearance are the foundation.
Ready to take on a more technically challenging infrastructure environment?
Skills: initiative, ownership, and willingness to learn new technologies,ability to work independently,ability to investigate complex technical issues,strong collaboration and communication skills,strong analytical and troubleshooting abilities
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