Senior Systems Administrator – TS/SCI CI Poly | Linux & STIGs

DAn Solutions, Inc; Reston (VA); On-site; USD 90,000 - 140,000; Full time

Job summary

DAn Solutions, Inc. is seeking a highly skilled System Administrator to design, implement, and maintain infrastructure changes and upgrades in a TS/SCI with CI poly environment. The role requires managing VMware environments and administering Windows and Linux systems, with strong STIG compliance and automation via scripting.

The position involves mentoring junior staff, building secure images, and supporting a software CM/Dev environment in a no-remote-work setting at our Reston, VA location.

Qualifications

• Linux OS administration required (CentOS/RHEL).
• Satellite server administration experience.
• Ansible playbooks writing experience.
• Implementing STIGs across systems.
• Experience supporting a software CM/Dev environment.

Responsibilities

• Plan, design, and implement infrastructure changes and upgrades.
• Manage and troubleshoot VMware environments.
• Provide Windows Server and Linux administration and troubleshooting.
• Create STIG-compliant images for Windows and Linux.
• Create, test, and deploy software via SCCM/PDQ etc.
• Provide expert mentoring for Mid and Junior System Administrators.
• Develop and maintain installation and configuration procedures.
• Use scripting to automate routine tasks.
• Perform hardware maintenance and repair activities.
• Ensure planning/execution of major projects and maintenance.
• Provide advanced AD, GPO, DNS, DHCP, and Domain Controllers administration.

Skills

Linux administration (CentOS/RHEL)

Satellite server administration

Ansible playbooks

STIG implementation

Software CM/Dev environment support

Tools

Ansible

Job description

DAn Solutions, Inc. is seeking a highly skilled System Administrator to design, implement, and maintain infrastructure changes and upgrades in a TS/SCI with CI poly environment. The role requires managing VMware environments and administering Windows and Linux systems, with strong STIG compliance and automation via scripting.

The position involves mentoring junior staff, building secure images, and supporting a software CM/Dev environment in a no-remote-work setting at our Reston, VA location.