Linux Administrator

Geologics•Scottsdale, AZ

20h•Hybrid

About The Position

Linux Administrator with AWS Skills for a role in Scottsdale, AZ. 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

Active Secret Clearance
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)

Nice To Haves

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

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