Senior Linux Software Developer/System Administrator

CCS is in search of a Senior Linux Software Developer/System Administrator to fill a System Architects role for PFPA’s
atmospheric modeling system. The system provides hazard prediction for the Pentagon Reservation, DoD
activities, and DoD occupied facilities within the NCR. The needed services will support existing Transport and Dispersion (T&D) modeling
for the Pentagon in Arlington, VA as well as the National Capitol Region.

The System Architect shall respond to user/system reported errors and system
outages as well as design/implement updates/changes to the system as required..

Senior Linux Software Developer Responsibilities:

• Maintain MMS system software in a GitLab repository.
• Modify software/system design as required by new, continuously updating DoD Cyber rules/requirements.
• Design/implement test plans for all required code changes.
• Create/modify scripts/wrappers written in Python, Java and Go that control information flow throughout the MMS system.

System Administration Responsibilities :

• Ensure data feeds from the associated LiDAR and other weather inputs are configured to ensure usable model output.
• Implement, manage, and maintain all required virtual private clouds (VPCs)
• Implement, manage, and maintain all required server instances necessary for application functionality
• Implement and update security groups as necessary to secure VPC and EC2 server instances
• Implement, manage, and maintain all required Identity Access Management (IAM) roles and principles to support security of VPCs, EC2 instances, and native cloud services (i.e., server less functions).
• Implement, manage, and maintain Cloud Formation (i.e., infrastructure as code) scripts necessary to instantiate all cloud-based resources and configurations.
• Maintain updated Yum patch repositories and patch MMS AWS instances weekly.
• Maintain the Slurm Workload manager.