Linux Administrator - AWS

Role: Linux Administrator

Client: Defense-Aerospace

Hourly Rate: up to $70/hr (W2, non-benefited)

Length: Long-term

Location: Scottsdale, AZ

Clearance: Department of Defense Secret security clearance is required at time of hire.

Description:

• 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

Required Skills:

• 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)
• Red Hat Certified System Administrator (RHCSA) or equivalent Linux certification preferred
• AWS Certified Solutions Architect or SysOps Administrator certification strongly preferred

Required Education and Experience:

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.

If interested in learning more about this position, please email your resume to KDunkin@geologics.com and I will call back with more information.

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