Sr. Systems Admin.

DAn Solutions, Inc.; Reston (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

DAn Solutions, Inc. is seeking a highly skilled System Administrator to support classified infrastructure in Reston, Virginia.

The role requires an active TS/SCI with CI polygraph and no remote work, with responsibilities spanning VMware, Windows and Linux administration, and STIG-compliant image creation. You will also deploy software packages, mentor junior staff, automate tasks with scripting, and ensure successful planning and execution of major projects while maintaining secure AD, DNS,

Qualifications

• Linux OS (CentOS, RHEL) administration.
• Satellite server administration.
• Ansible playbook writing.
• Implementing STIGs.
• Experience supporting a software configuration management and development environment.

Responsibilities

• Plans, designs, and implements infrastructure changes and system upgrades.
• Manages and troubleshoots multiple VMware environments.
• Provides Windows Server and Linux administration, maintenance, and troubleshooting.
• Creates STIG compliant images for Windows Desktop, Windows Server, and Linux OS.
• Creates, tests, and deploys software packages using software deployment products such as SCCM, PDQ, etc.
• Provides expert level support and mentoring for Mid and Junior System Administrator personnel.
• Develops and maintains installation and configuration procedures for system and software changes.
• Utilizes scripting to automate common tasks.
• Performs hardware maintenance/repair activities.
• Ensures proper planning and execution of major projects/maintenance activities.
• Provides advanced level administration and troubleshooting of Active Directory, GPO, DNS, DHCP, and Domain Controllers.

Skills

Linux OS administration

CentOS/RHEL

Ansible playbook writing

STIG implementation

Software configuration management

Job description

REQUIRES AN EXISTING/ACTIVE TS/SCI WITH CI POLYGRAPH - NO REMOTE WORK

• Plans, designs, and implements infrastructure changes and system upgrades.


• Manages and troubleshoots multiple VMware environments.


• Provides Windows Server and Linux administration, maintenance, and troubleshooting.


• Creates STIG compliant images for Windows Desktop, Windows Server, and Linux OS.


• Creates, tests, and deploys software packages using software deployment products such as SCCM, PDQ, etc.


• Provides expert level support and mentoring for Mid and Junior System Administrator personnel.


• Develops and maintains installation and configuration procedures for system and software changes.


• Utilizes scripting to automate common tasks.


• Performs hardware maintenance/repair activities.


• Ensures proper planning and execution of major projects/maintenance activities.


• Provides advanced level administration and troubleshooting of Active Directory, GPO, DNS, DHCP, and Domain Controllers.

Required Qualifications

• Linux OS (CentOS, RHEL) administration.


• Satellite server administration.


• Ansible playbook writing.


• Implementing STIGs.


• Experience supporting a software configuration management and development environment.

Desired Qualifications

• Linux OS (CentOS, RHEL) administration.


• Satellite server administration.


• Ansible playbook writing.


• Implementing STIGs.


• Experience supporting a software configuration management and development environment.

Salary Range Disclaimer

The posted salary range represents the good-faith minimum and maximum compensation DAn Solutions expects to pay for this position. The position may be filled at different Labor Category (LCAT) levels depending on the selected candidate's qualifications and applicable contract requirements. Final compensation within the posted range will be determined based on the applicable LCAT and factors including education, relevant experience, certifications, and other required qualifications.