Tiber Technologies, Inc · 4 months ago
Linux System Administrator (Poly and 15+ years of experience required)
Annapolis Junction, MD
Full-time
Onsite
Senior Level, Lead/Staff
15+ years expTiber Technologies is committed to investing in employee growth and fostering a collaborative work environment. They are seeking an experienced Linux Systems Administrator to support the installation, maintenance, and security of a complex technical environment, requiring both technical expertise and adherence to operational procedures.
Cloud ComputingMachine LearningSoftwareSoftware Engineering
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Install, configure, and maintain Linux systems (CentOS and RHEL)
Troubleshoot Linux performance, connectivity, and storage-related issues
Build, configure, and maintain virtual machines (VMs)
Perform system patching using YUM and ensure compliance with security directives
Review and act on vulnerability reports, support IAVA compliance, and manage POA&Ms
Manage PKI certificates – renewing and revoking as needed
Utilize Nessus for scanning and monitoring
Administer Nagios for system monitoring and alerting
Apply and maintain configurations using Ansible playbooks and ad hoc commands
Develop and maintain SOPs using Confluence
Support compliance and monitoring
Write and maintain intermediate-level shell scripts for automation
Use Git for version control, including check-ins, branching/tagging, and repository management
Qualification
Required
Strong hands-on experience with Linux systems administration (CentOS and/or RHEL)
Proficient in VM maintenance: creation, configuration, and troubleshooting
Familiar with reading and interpreting vulnerability reports and ensuring system compliance
Experience with system patching via YUM
Working knowledge of Ansible: writing playbooks, executing commands, and managing configurations
Comfortable working with PKI, including certificate renewal and revocation processes
Skilled in shell scripting for automation and system tasks
Familiarity with STE tools such as Trellis Agent, Nessus, ENSL, and UAM
Experience with Nagios administration and alert tuning
Proficient in Git for source control: repository management, branching, tagging
Experience documenting procedures and processes in Confluence
Must be a U.S. citizen
Must hold an active clearance with a Full Scope Polygraph
Bachelor's degree in computer science, engineering, or related field
15 years of professional experience
Benefits
Ongoing learning opportunities
Mentorship
Supportive environment that supports professional development
Tools and resources for our team to thrive and excel in their careers
Company
Tiber Technologies, Inc
Tiber Technologies is a solutions focused, Maryland based small business dedicated to customer satisfaction and mission impact.
11-50 employees
Funding
Current Stage
Early StageRecent News
Company data provided by crunchbase