Linux System Administrator (Top Secret SCI)

Responsibilities

• Provide Linux system administration and maintain Linux server builds.
• Utilize ticketing systems such as Atlassian Jira, Atlassian Jira Service Desk, Atlassian Confluence, ServiceNow and Microsoft Service Manager.
• Administer BIND DNS, FTP, and NTP as required.
• Configure directory service parameters.
• Maintain and update custom authentication services (SAMBA, VAS).
• Manage group shares and home directories.
• Monitor system usage and perform system tuning.
• Coordinate with various stakeholders to analyze requirements and determine hardware and software needs for automated solutions.
• Implement system enhancements to boost performance and reliability, covering installation, patching, monitoring, and configuration management.
• Ensure data integrity through backup and recovery services, proactive management of storage devices, and regular updates of virus and malware protection.
• Manage user and computer accounts, overseeing file permissions and security access lists.
• Conduct thorough testing of new releases to minimize user impact and ensure compatibility.
• Develop and document technical processes and procedures as necessary.
• Provide recommendations for hardware, software, and system component purchases.
• Engage with vendors to troubleshoot issues, evaluate products and services, and implement suggestions.
• Uphold Information Systems security guidelines rigorously, with expertise in DoD STIGs and vulnerability mitigation according to RMF and DoD standards.
• Maintain security audit and logging information for classified networked and standalone computers as directed.
• Prepare security documentation for Computer Security input and report project status as required.

Qualifications

• Active Top Secret / SCI clearance required upon application for initial consideration; not open for clearance upgrades, reactivation, or sponsorship.
• High school diploma or equivalent required.
• Possess active IAT Level II (CompTIA Security+ or equivalent) certification; Linux+, LPIC, LFCS, or RHCSA certification highly desired. If not currently held, must acquire one of these certifications within 30 days of an accepted offer.
• Minimum of eight (8) years of experience with Linux system administration.
• Minimum of eight (8) years installing and maintaining security/update patches for Linux.
• Experience with programming/scripting languages such as Python, C, C++, C#, Bash, Perl, Go, and Java.

Benefits

• 401(k) with company matching
• Dental insurance
• Medical insurance
• Health Savings Account option
• Flexible Spending
• Vision insurance
• Life and Disability Insurance
• Ancillary offerings (Hospital Indemnity, Accident, Critical Illness, Pet Insurance)
• Paid Time Off
• Holiday pay

Pay

Pay Range: $100,000.00 - $120,000.00 per year

Schedule

Full-time, onsite position with standard operating hours Monday–Friday; no travel required.