Linux System Administrator (FULLSCOPE POLYGRAPH)

Linux System Administrator - FULLSCOPE POLYGRAPH REQUIRED

Job responsibilities will include, but not be limited to, the following:

• Perform as a Linux System Administrator on large government contracts.
• Perform administration on VMware technologies (or related)
• Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
• Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
• Provide backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis.
• Create and maintain user and computer accounts and modify file permissions and security access lists.
• Test new releases of products to ensure compatibility and minimize user impact.
• Develop and document technical processes and procedures as needed.
• Interact, meet, discuss, and troubleshoot issues with vendors; evaluate vendor products, services, and suggestions.
• Adhere to strict Information Systems security guidelines in all cases.
• Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
• Prepare security documentation for Cyber Security team.

Basic Qualifications:

• Candidate must have active/current Top Secret/SCI clearance with adjudicated Full Scope Polygraph to be considered
• Must have server administration experience with Linux (RedHat Enterprise Linux is preferred)
• Must have a DOD 8570 IAT Level 2 baseline certification (example: Security+ CE, CISSP)
• Ability to lift equipment weighing up to 40 pounds.
• Ability to support after hours and on weekends as needed.

Preferred Qualifications :

• Higher degree in a STEM-related discipline
• Security+ CE
• 5+ years of experience with Red Hat Enterprise Linux (RHEL) server administration in an SCI classified environment
• Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments
• Experience with NAS storage device (preferably NetApp) administration (ONTAP 8.x or higher; CDOT)
• Solid understanding of Enterprise-level storage concepts to include all commonly used RAID-levels
• Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs
• Identity Management (Single Sign-On) experience
• VMware and ESXi (6.x or higher) configuration and management experience
• Experience with host-based firewall implementations and configuration (Redhat “iptables”)
• Windows 10 administration experience; Windows Server experience; Group Policies (GPOs) experience; Active Directory management experience
• Solid writing skills and use of Wiki pages and Sharepoint sites for documentation
• DoD 8570 Certification in a primary OS (Windows, Linux, Cisco)
• Experience in VMWare, NetApp and Splunk among other industry standard technologies. Comfortable with maintenance and OS upgrades
• Preferred candidate will be familiar with Tenable and Nessus scans for vulnerability and controls implementation.