Sr. Systems Administrator

Dulles, VA, 1099, W2

Our Client is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats. The Client is seeking a Sr. Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities. The Sr. Systems Administrator applies expert knowledge in Linux/Unix environments for infrastructure support to an advanced cybersecurity environment. Works with a team of highly skilled administrators to provide senior level administrative expertise for an RHEL environment. Mentors junior system administrators and recommends design changes to improve the system operability.

Requirements

Secret Clearance (able to obtain a TS/SCI)
Must be able to obtain DHS Suitability
Bachelor’s degree in Systems Engineering, Computer Science, Information Systems or related technical field. Two years of related work experience may be substituted for each year of degree level education.
6+ years of system administration in Linux, ideally Red Hat Enterprise Linux version 7 or 8 (RHEL7 / RHEL8) with the ability to engineer, install, administer and maintain complex system architectures
Experience with Linux OS installation, security hardening, and maintenance
Experience with administration and management of Linux servers to include installation, configuration, optimization, backup & recovery
Experience with Linux performance tuning & troubleshooting, identifying and resolving contention in CPU, memory, networking, disk I/O, etc.
Skilled in Linux-related scripting (Bash, Perl, Python, etc.)
Experience with products such as Red Hat Satellite Server, Puppet, Chef and/or Ansible
Ability to manage changes to system and assesses the security impact of those changes
Integration & implementation experience with various services, LDAP, Samba, NFS, Bind, Apache, and other core technologies
Familiarity with configuration management
Strong research, analytical, and problem solving skills
Good communication skills including preparing and presenting results, findings and alternatives and influencing management decision making based on the best available data

Bonus Points

Desired Certifications: DoD 8570.1 IAT Level II; Red Hat Certified System Administrator (RHCSA)
Experience with Infrastructure as Code (IaC) using Ansible or other comparable products
Experience working in an agile development environment
Experience with software development using java, RESTful services
Comfortable with multilevel security systems, SELinux, and/or Cross Domain Solutions
Experience with data orchestration software such as Apache NiFi or StreamSets
Experience with distributed compute environments such as Hadoop
Experience with Amazon Web Services (AWS) platform capabilities, including good understanding of the Amazon Web Services (AWS) Well-Architected Framework, AWS certification
Experience working in AWS via the CLI and management console. Knowledge and experience configuring Virtual Private Clouds (VPCs).
Experience working in DevOps and/or DevSecOps environments
Familiarity with the following technologies in a cloud environment: ELK Stack (ElasticSearch, Logstash, Kibana), Ansible, Nessus, Zscaler, ClamAV, AIDE, Splunk, DNS, NAT, git, Docker, Kubernetes, OpenShift, Jenkins

Sr. Systems Administrator

Requirements

Bonus Points

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