Job Description
Job Description
The 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.
Required Skills :
- Must be a US Citizen
- Must have an active Secret clearance and be able to obtain a TS / SCI clearance
- Must be able to obtain DHS Suitability
- 4+ 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
Desired Skills :
- 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
Required Education :
Bachelor's degree in Systems Engineering, Computer Science,, Computer Engineering, Computer Information Systems, Computer Systems Engineering or a related discipline is required.
Four (4) years of experience (for a total of eight (8) or more years) may be substituted for a degree.
Desired Certifications :
- DoD 8570.1 IAT Level I
- Red Hat Certified System Administrator (RHCSA)
Job Posted by ApplicantPro