Senior Linux System Administrator

Fort Belvoir, VA, US • Posted 10 hours ago • Updated 10 hours ago

Full Time

On-site

Fitment

Dice Job Match Score™

🛠️ Calibrating flux capacitors...

Job Details

Skills

ITIL
System Administration
ProVision
Lifecycle Management
Unix
Shell Scripting
NTP
Emerging Technologies
Kubernetes
GitHub
Web Servers
SSL
TLS
Open Source
Apache Hadoop
Apache ZooKeeper
Puppet
Application Servers
WildFly
Apache Tomcat
Jetty
Nginx
Collaboration
System Documentation
Standard Operating Procedure
IT Operations
Servers
Security Clearance
Red Hat Enterprise Linux
Backup
Hardening
System Monitoring
Conflict Resolution
Problem Solving
Red Hat Certified Engineer
STIG
Regulatory Compliance
Satellite
Ansible
Linux
Active Directory
LDAP
Virtualization
VMware
Kernel-based Virtual Machine
Scripting
Bash
Python
DoD
Security+
Customer Engagement
CISSP
Red Hat Linux
RHCSA
Cloud Computing
Software Development
Cyber Security
Management Consulting
Professional Services
Customer Experience
Innovation
Accountability
Service Delivery
Management

Summary

Grow, innovate, and generate progress: Harness your expertise to solve challenges and celebrate success!

JCS Solutions is seeking a Linux Administrator to support the DTRA I3TS Infrastructure Services (I3TS) team in maintaining and optimizing the Linux production environment. This role supports the full service lifecycle from design and development through deployment and production. The selected candidate will work within a virtualized infrastructure, applying ITIL best practices while collaborating closely with system administration teams and stakeholders.What you will do:

Provision Linux servers and environments.
Manage user access and permissions.
Perform full lifecycle management of Linux servers, including installation, configuration, patching, and upgrades in production and test environments.
Develop and maintain automation using Unix shell scripting and Ansible playbooks.
Perform security patching, upgrades, and hardening to remediate vulnerabilities and maintain compliance with DoD STIGs.
Monitor system performance and respond to alerts and operational issues.
Establish and maintain NTP services within the production environment.
Maintain Red Hat Satellite servers, software releases, and patch repositories.
Support emerging technologies including Kubernetes, OpenShift, containers, GitHub, and Ansible Tower.
Administer web servers and manage SSL/TLS certificates.
Support open-source technologies such as Apache Hadoop, Zookeeper, and Puppet.
Administer application servers including JBoss, Tomcat, Jetty, NGINX, and HTTPD.
Lead and support multiple projects within the assigned area of responsibility.
Collaborate with internal teams and customer stakeholders across multiple functional areas.
Create, maintain, and implement system documentation and Standard Operating Procedures (SOPs).
Provide support during business hours (M-F) and participate in on-call, extended-hours, or weekend support as required by mission needs.

What you will bring:

Bachelor's degree with 6-8 years of relevant experience, or master's degree with 4-6 years of experience in IT operations supporting Linux servers and virtualization environments.
Active Top Secret/SCI clearance.
Hands-on experience administering Red Hat Enterprise Linux (RHEL) systems.
Direct experience supporting systems using Red Hat Satellite.
Understanding of virtualized infrastructure, server backup and restoration procedures, and cyber hardening techniques.
Experience applying DoD STIGs and security compliance controls.
Basic experience with log file analysis and system monitoring.
Strong troubleshooting and problem-solving skills in complex operational environments.

How you will wow us:

Red Hat certifications such as RHCSA or RHCE.
Experience implementing and maintaining DISA STIG compliance using Red Hat Satellite and Ansible.
Experience integrating Linux systems with Active Directory and/or LDAP.
Familiarity with virtualization platforms including VMware and KVM.
Scripting experience using Bash and/or Python to support automation initiatives.
Experience supporting classified networks or cross-domain environments.

Certifications

DoD 8570 IAT Level II or III certification (e.g., Security+ CE, CASP+, CISSP).
Red Hat Certified System Administrator (RHCSA) - Preferred.

JCS Solutions (JCS) is a premier technology firm providing innovative solutions and high-quality services in defense, national security, and civilian sectors. JCS offers enterprise-wide solutions including cloud computing, software development, cybersecurity, digital modernization, and management consulting for the federal government. At JCS, we elevate our customers' mission through the application of technology and professional services. Our commitment to investing in our workforce drives innovation and progress for our clients, employees, and communities. JCS is both a Great Place to Work and a Washington Post's Top Places to Work certified company.

Our employees embody our core values, and we are looking for others who do too!

Customer Experience: Strive for excellence and delight our clients
Innovation: Embrace creative thinking to enable continual growth and powerful solutions
Accountability: Take ownership of and pride in our actions and service delivery
Inspire: Be inspired to be your best self and have fun in the process
Integrity: Do the right thing, the right way, every time!
Stewardship: The careful and responsible management of something entrusted to our care.

Commitment to Non-Discrimination: All qualified applicants will receive consideration for employment without regard to any status protected by applicable federal, state, or local laws.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: 90961005
Position Id: 6c0551dc7bd574a00ec2ca61b61c096b
Posted 10 hours ago

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