• Maintains smooth operation of multi-user computer systems, including coordination with network engineers and software developers.
• Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency.
• Performs systems security administration functions, including creating user profiles and accounts.
• Provides Tier 1 and Tier 2 problem identification, diagnosis, and resolution of problems. Configures Unix, Linux operating systems.
• Other duties may include setting up administrator accounts, maintaining system documentation, tuning system performance, installing system-wide software, and allocating mass storage space. Interacts with users and evaluates vendor products. Makes recommendations to purchase hardware and software, coordinates installation, and provides backup recovery. Develops and monitors policies and standards for allocation related to the use of computing resources. Must have familiarity with scripting and installing applications from root files. Working knowledge of reviewing security scans, applying fixes to resolve noted deficiencies, and ability to work with and run STIGs via a viewer or other automated tools.

Required:

• Full-time work in a SCIF is required, but hours are flexible. Should be available during core business hours. Some mission-critical applications would require availability after hours and during weekends should the need arise.
• Requires Bachelor’s degree in related field of study with 8 or more years of experience. Additional 4 years of experience may be considered in lieu of degree.
• TS/SCI with active CI polygraph.
• Security+ or other IAT II/III level certification that is currently active.
• Linux (CentOS, RHEL, and/or Oracle). This position requires strong Linux skills with current/very recent experience.
• Experience working in an AWS environment and familiarity with console access to provision, maintain, and monitor servers.
• Performing snapshots, backups, disaster recovery, performance tuning.
• Installation, STIG hardening, patching.
• Excellent troubleshooting skills (including scripting and audit log review) and Tier 1 communication skills.
• Experience working with Agile scrum teams.
• Experience developing and maintaining critical documentation (SIPs, SAGs, SUMs, SOPs, Getting started guides).
• Experience with ElasticSearch.
• PKI certificates, SSL, service accounts.
• Maintaining multiple environment types (physical, virtual, cloud).
• Experience supporting security audits and testing events.