Space Force - Linux Administrator with AWS Skills

General Dynamics Mission Systems • Scottsdale, AZ

10h • Hybrid

About The Position

The Linux Administrator provides infrastructure support for ServiceNow MID servers, application nodes, RDS instances, and supporting systems within a self-hosted network enclave. This role combines Linux system administration with cloud infrastructure expertise to ensure reliable platform operations, particularly for Discovery, and any future integrations.

Requirements

• Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience.
• 3+ years Linux system administration experience in enterprise environments
• 2+ years hands-on AWS experience including EC2, RDS, VPC, IAM, and CloudWatch
• Experience with infrastructure as code (Terraform, CloudFormation, Ansible)
• Strong scripting skills in Bash, Python, or similar languages
• Understanding of secure cloud architectures and compliance frameworks (FedRAMP, FISMA)
• Active security clearance or ability to re-qualify immediately
• Due to the nature of work performed within our facilities, U.S. citizenship is required.

Nice To Haves

• Agile experience preferred
• Red Hat Certified System Administrator (RHCSA) or equivalent Linux certification preferred
• AWS Certified Solutions Architect or SysOps Administrator certification strongly preferred
• Department of Defense Secret security clearance is preferred at time of hire.

Responsibilities

• Install, configure, and maintain ServiceNow MID servers on Linux platforms for future Discovery and integration operations
• Manage Linux server infrastructure including Red Hat Enterprise Linux (RHEL), CentOS, or Ubuntu systems supporting ServiceNow
• Configure and maintain AWS infrastructure components including EC2 instances, RDS databases, VPCs, security groups, and networking for cloud-based ServiceNow resources
• Implement system hardening, patching, and security configurations aligned with federal security baselines (STIGs, CIS benchmarks)
• Monitor system performance, capacity, and availability; troubleshoot Linux-level issues affecting ServiceNow operations
• Automate deployment and configuration management using tools such as Ansible, Terraform, or CloudFormation
• Manage backup and disaster recovery procedures for MID servers and supporting infrastructure components
• Coordinate with network and security teams on firewall rules, routing, and connectivity requirements across enclaves
• Maintain system documentation including architecture diagrams, runbooks, and configuration management databases

Benefits

• An exciting career path with opportunities for continuous learning and development.
• Research oriented work, alongside award winning teams developing practical solutions for our nation’s security
• Flexible schedules with every other Friday off work, if desired (9/80 schedule)
• Competitive benefits, including 401k matching, flex time off, paid parental leave, healthcare benefits, health & wellness programs, employee resource and social groups, and more
• See more at gdmissionsystems.com/careers/why-work-for-us/benefits

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level