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Linux Systems Administrator IV

Full Time

COSOLUTIONS, INC.

Reston VA 20190 USA

Posted 09/13/2024

Job Descriptionback to top

This is a senior technical position, requiring current, hands-on technical experience. The position may eventually evolve to a leadership position, but for this effort we need people to be hands-on. Position requires work in a SCIF. Telework is not available, but hours are flexible.

Must have TS/SCI with active (<= 6 years) polygraph. Will consider candidates with poly >6 but must be willing to retake and pass prior to start.

Position description:
Performs orchestration, sustainment, and evolution of a portfolio of mission critical applications and services supporting a major Directorate within a U.S. Intelligence Community (IC).

Responsibilities include:
• Maintains smooth operation of multi-user computer systems, including coordination with network engineers.
• 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. Provision/harden 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 familiarization with scripting and installing applications from root files. Working knowledge of reviewing of security scans, applying fixes to resolve noted deficiencies and ability to work with and run STIGs via a viewer or other automated tools.

Required skills:

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., to include experience with Linux OS upgrades in a cloud environment.
• Experience working in an AWS environment and familiarity with console accesses to provision, maintain and monitor servers.
• Performing snapshots, disaster recovery, performance tuning
• Installation, STIG hardening, patching
• Excellent troubleshooting skills and Tier 1 communication skills
• Experience developing and maintaining critical documentation (SIPs, SAGs, SOPs, Getting started guides )

Desired skills:

• Experience working with Agile scrum teams
• Experience with ElasticSearch
• Cloud (EC2s, S3, Elasticache), Kafka, Openshift, Docker, Keycloak, Wildfly
• PKI certificates, SSL, service accounts
• Maintaining multiple environment types (physical, virtual, cloud)
• Experience supporting security audits and testing events.

 

Education/Experience:


• Bachelor's degree in computer science, software engineering or field applicable to the position required.
• 8 or more years of relevant experience required. Additional experience may be considered in lieu of degree.
Comments for Suppliers: Market Title: Cloud Systems Administrator
This is a senior technical position, requiring current, hands-on technical experience. The position may eventually evolve to a leadership position, but for this effort we need people to be hands-on.

Job Detailsback to top

Location Reston, VA, 20190, United States
Categories Computer Software, Government, Cyber Security, Information Technology, Security/Intel/Threat Analysis
Sec Clearances Top Secret/SCI with Full-scope Polygraph, Top Secret/SCI with CI Polygraph, Top Secret/SCI, Top Secret/SSBI, Top Secret/EBI, Top Secret (TS), Top Secret/SCI with Polygraph

Location Mapback to top

Contact Informationback to top

Contact Name Erica Kasun
How to apply A resume is required to apply to this job. Applications are sent to employer via email. Click on the link below and follow instructions.
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Job Code SYSADMIN4

Linux Systems Administrator IV

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