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Linux Administrator

Geologics Corporation

Scottsdale, AZ

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JOB DETAILS
SALARY
SKILLS
Aerospace and Defense, Amazon Elastic Compute Cloud (EC2), Amazon Relational Database Service (RDS), Amazon Web Services (AWS), Ansible, Bash Scripting, Benchmarking, CentOS, Cloud Architecture, Cloud Computing, Configuration Management, Data Recovery, Disaster Recovery, Documentation, FISMA - Federal Information Security Management Act, Firewalls, Identify Issues, Linux Administration, Linux Operating System, Mathematics, Network Routing, Network Security, Performance Analysis, Python Programming/Scripting Language, Red Hat Linux Operating System, Security Patches, Server Support, ServiceNow, System Architecture, System Operations, Systems Administration/Management, Systems Engineering, Systems Maintenance, Ubuntu
LOCATION
Scottsdale, AZ
POSTED
Today
Role: Linux Administrator
Client: Defense-Aerospace
Hourly Rate: up to $70/hr (W2, non-benefited)  
Length: Long-term  
Location: Scottsdale, AZ (Hybrid)
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
  • This role requires a minimum of three days per week working on-site.
 
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.
#CJ #Clearance #Cleared


About the Company

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Geologics Corporation

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