Sr Principal Systems Administrator
Indotronix International Corporation•Aurora, CO
•Onsite
About The Position
Join a high-impact technical team as a Sr Principal Systems Administrator supporting mission-critical government programs in Aurora, Colorado. This onsite position offers the opportunity to work with advanced Linux, Windows, VMware, and NAS technologies while maintaining and enhancing secure multi-user computing environments. Contribute to national security efforts and collaborate with talented engineers in a dynamic, growth-focused workplace.
Requirements
- Ability to obtain and maintain Top Secret (TS/SCI) clearance with Full Scope Polygraph
- Expertise in Linux (Red Hat Enterprise Linux) and Windows server administration
- VMware administration experience
- Proficiency with NAS storage device management (NetApp ONTAP preferred)
- DoD 8570 IAT Level 2 certification (e.g., Security+ CE) or eligible to obtain within 6 months
- Familiarity with classified environment system administration
Nice To Haves
- Advanced degree in a STEM field
- 5+ years Red Hat Enterprise Linux (RHEL) administration in SCI environments
- Experience with NISPOM, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG frameworks
- Enterprise storage, RAID-levels, vulnerability management (Tenable/Nessus)
- Identity management, Active Directory, Windows 10/Server, GPOs
- VMware ESXi (6.x+), host-based firewall configuration, documentation (Wiki/SharePoint)
- Current certifications: Security+ CE, CASP, CISSP, or similar
Responsibilities
- Administer and maintain Linux (Red Hat Enterprise Linux) and Windows systems in classified environments
- Manage VMware technologies and Network Attached Storage devices (NetApp ONTAP preferred)
- Ensure system performance, reliability, and compliance through proactive enhancements, patching, and configuration
- Coordinate with engineering and technical teams to support multi-user system operations
- Implement and monitor backup, recovery, file systems, disk space, and virus protection measures
- Oversee user and computer accounts, permissions, and security access lists
- Maintain audit logs and security documentation as directed by the ISSM
- Support Cyber Security initiatives and assist with security vulnerability remediation
- Report on project status and contribute to both recurring and ad-hoc system administration tasks
Benefits
- Opportunities for career advancement and technical specialization
- Exposure to cutting-edge government and security projects
- Collaborative and supportive team environment
- Comprehensive benefits package (medical, dental, vision, retirement)
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What This Job Offers
Job Type
Full-time
Career Level
Senior
