Leidos currently has an opening for a Systems Administrator in our Omaha NE office. This position is an exciting opportunity to use your experience providing advanced computing solutions in a heterogeneous environment.  We use a wide array of Linux and Windows systems in a tightly integrated environment with a focus on security and high performance computing.  If you want to work in a diverse environment that allows you to get into every aspect of supporting complex computing systems this is a great opportunity!

Primary Responsibilities

• Lead the configuration, setup and maintenance of numerous air-gapped Information Systems (IS) and networks 
• Oversee and perform system updates, patches, and regular maintenance to ensure optimal performance and security.
• Design and implement advanced system security measures, including firewalls, SELinux, and secure SSH configurations.
• Develop and maintain automation scripts and use configuration management tools (e.g., Ansible) to streamline administration tasks.
• Manage virtualization platforms (e.g., KVM, VMware) and ensure efficient resource utilization.
• Manage backup solutions.
• Collaborate with cross-functional teams to support and enhance continuous integration and deployment (CI/CD) processes.
• Create and maintain detailed system documentation, including configurations, procedures, and change management logs.
• Verify and maintain security configuration of the multiple Information Systems 
• Secure and maintain all components IAW established Security Technical Implementation Guides (STIG) and customer directives 
• Monitor customer request and tasking to ensure requirements are addressed in a timely manner according to priority 
• Strong desire to adhere to best practices and provide the highest quality of service and support. 
   

Basic Qualifications

• Hands-on experience in Linux Server and workstation environments 
• Working knowledge in Windows operating systems 
• Hands-on experience with computer network concepts (network hardware, cable management, IP address management) 
• Experience in the design, implementation, and sustainment of Virtualized Machine (VM) architecture 
• Experience in system configurations and applying security controls under Risk Management Framework 
• Must be eligible for Special Access Programs 
• Excellent customer service skills and clear communications both written and oral 
• Comfortable working in an environment without immediate supervision 
• Bachelors’ degree and 4+ years of experience. Additional work experience can be taken into consideration in lieu of degree.
• Ability and willingness to obtain a Secret clearance
   

Preferred Qualifications

• DoD 8570 compliant IA certification for IAT II 
• Experience with container management to include Kubernetes, Podman, and Docker 
• Experience in Widows Server (to include Active Directory) and Window 10 workstation environments 
• Experience with RedHat Satellite
• Understanding of Special Access Program (SAP) Information Systems (IS) requirements 
• Experience with IS implementation as defined in the Joint Special Access Program Implementation Guide (JSIG) 
• Understanding of DevOps best practices and system development lifecycle automation 
• Experience in Kubernetes and other DevOps container management methodologies and automation 
• Current experience supporting Special Access Program (SAP) Information Systems (IS) 
• Detailed experience with the Risk Management Framework 
• Experience with NIST 800-53 
• Documented Computing Environment (CE) training 
• Experience in ACAS or Nessus vulnerability scanning 
• Knowledgeable in audit log reduction tools (Graylog or Splunk) 
• Shell Scripting 
• Windows or Linux Certifications 
• In-depth Hardware Experience