Senior Systems Administrator (Linux)
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Job Location:
Washington, AR - USA
Monthly Salary:
$ 112000 - 179000
Posted on:
Yesterday
Vacancies:
1 Vacancy
Job Summary
Responsibilities
We are seeking a highly skilled Senior Systems Administrator Linux to design deploy and maintain enterprisegrade Linux environments. This role is responsible for ensuring system stability security and performance across missioncritical workloads. The ideal candidate has deep Linux expertise strong automation skills and thrives in fastpaced highly secure environments.
Key Responsibilities:
Linux Engineering & Administration
- Administer and maintain Linux servers (Red Hat CentOS Ubuntu or similar) across production staging and development environments.
- Perform system tuning kernel configuration and performance optimization for servers and applications.
- Conduct capacity planning and proactively address resource constraints.
Virtualization Containers & Infrastructure Automation
- Manage virtualization platforms (VMware KVM HyperV) and containerized environments (Docker Kubernetes).
- Automate system administration tasks using Bash Python and configuration management tools (Ansible Puppet Chef).
- Implement infrastructureascode practices using tools such as Terraform.
Security Hardening & Compliance
- Design implement and maintain system security measures including firewalls SELinux/AppArmor access controls and intrusion detection.
- Apply OS hardening standards and ensure compliance with organizational and DoD security requirements.
- Support vulnerability remediation and patch management for Linux systems.
High Availability Backup & Disaster Recovery
- Plan and execute backup strategies disaster recovery procedures and highavailability solutions.
- Support clustering technologies replication and failover configurations.
Collaboration & CrossFunctional Support
- Work closely with development network and security teams to support applications databases and enterprise services.
- Troubleshoot complex issues involving networking storage authentication and application dependencies.
Documentation Standards & Continuous Improvement
- Maintain detailed documentation of system architecture processes procedures and incidents.
- Evaluate and recommend new technologies tools and best practices to improve reliability performance and operational efficiency.
- Contribute to standardization and modernization of Linux platform operations.
Qualifications
Required Qualifications
- Bachelors degree in information technology or a related field and 8 years of experience. 4 years of additional equivalent experience may be substituted in lieu of a degree.
- 5 years of handson Linux systems administration experience in enterprise environments.
- Strong experience with virtualization platforms (VMware ESXi vSphere HyperV).
- Proficiency with automation and configuration management tools (Ansible Puppet Chef).
- Strong scripting skills (Bash Python).
- DoD 8140 IAT Level II certification (e.g. Security).
- Active TS/SCI clearance.
Preferred Qualifications
- Experience with cloud platforms (AWS Azure Google Cloud Platform).
- Certifications such as RHCE AWS SysOps Administrator or similar.
- Experience with Kubernetes container orchestration or CI/CD pipelines.
Peraton Overview
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the worlds leading mission capability integrator and transformative enterprise IT provider we deliver trusted highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land sea space air and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day our employees do the cant be done by solving the most daunting challenges facing our customers. Visit to learn how were keeping people around the world safe and secure.
Target Salary Range
EEO
Required Experience:
Senior IC
Key Skills
- Computer Science
- Active Directory
- Computer information Technology
- PowerShell
- OS
- Windows
- Database
- SCCM
- Linux
- SAN
- Troubleshoot
- Backup
- Setup
- Technical Support
- UNIX
About Company
Peraton provides innovative solutions for the most sensitive and critical programs in government today, developed and executed by scientists, engineers, and other experts.
