Linux Systems Administrator - AWS Cloud Infrastructure Security Clearance

Position: Linux Systems Administrator - AWS Cloud Infrastructure with Security Clearance
Check out this new opportunity! Linux Systems Administrator - AWS Cloud Infrastructure Scottsdale, AZ Pay Estimated: $68.12 - $73.12/Hour U.S. Citizenship is required by Federal Law We are seeking a Linux Systems Administrator to support the Proliferated Warfighter Space Architecture (PWSA) Ground Management and Integration (GMI) Program, providing infrastructure support for Service Now MID Servers, AWS cloud environments, Linux systems, and enterprise integrations within a secure DoD environment.

This role combines expertise in Linux administration, AWS cloud infrastructure, automation, cybersecurity compliance, Service Now platform support, and Infrastructure as Code (IaC) to ensure reliable operations across mission-critical ground segment systems supporting national defense and space programs. Responsibilities:
* Install, configure, and maintain Service Now MID Servers supporting Discovery, integrations, and future platform expansion.
* Administer and maintain Linux-based infrastructure including Red Hat Enterprise Linux (RHEL), CentOS, and Ubuntu environments.
* Manage AWS cloud resources including EC2, RDS, VPCs, IAM, Security Groups, Cloud Watch, and related networking services.
* Configure and maintain infrastructure supporting Service Now application nodes, databases, and associated platform services.
* Implement system hardening, patch management, and security controls in accordance with STIGs, CIS Benchmarks, FedRAMP, FISMA, and DoD cybersecurity requirements.
* Monitor system health, performance, availability, and capacity across Linux and cloud infrastructure environments.
* Troubleshoot Linux operating system, network, cloud infrastructure, and Service Now platform issues.
* Develop and maintain Infrastructure as Code (IaC) solutions using Terraform, Cloud Formation, Ansible, and related automation tools.
* Create and maintain deployment automation, configuration management processes, and operational scripts using Bash, Python, or similar languages.
* Manage backup, recovery, business continuity, and disaster recovery processes for infrastructure components.
* Coordinate with network, cybersecurity, and engineering teams to implement firewall rules, routing configurations, and enclave connectivity requirements.
* Maintain architecture documentation, system diagrams, runbooks, standard operating procedures, and configuration management records.
* Support Agile development and operations teams within the Ground Management and Integration (GMI) program.
* Contribute to enterprise and ground segment infrastructure supporting SUPERNOVAs, NOVAs, Ground Entry Points (GEPs), and associated ground networks within the PWSA architecture.

Qualifications:

* U.S. Citizenship is required by Federal Law
* Active Department of Defense Secret Security Clearance required at time of hire.
* Bachelor's degree in Systems Engineering, Computer Science, Information Technology, Cybersecurity, Engineering, Mathematics, or a related STEM discipline.
* 5+ years of job-related experience supporting Linux systems, cloud infrastructure, or enterprise platform administration.
* Master's degree with 3+ years of relevant experience may be considered.
* 3+ years of Linux system administration experience in enterprise environments.
* 2+ years of hands-on AWS experience supporting EC2, RDS, VPC, IAM, Cloud Watch, and cloud networking services.
* Experience administering Red Hat Enterprise Linux (RHEL), CentOS, and/or Ubuntu operating systems.
* Experience supporting Service Now infrastructure, MID Servers, integrations, or enterprise service management platforms.
* Experience with Infrastructure as Code (IaC) and automation tools including Terraform, Cloud Formation, and Ansible.
* Strong scripting and automation experience using Bash, Python, or similar scripting languages.
* Knowledge of Linux security hardening, vulnerability remediation, system patching, and compliance management.
* Understanding of secure cloud architectures and compliance frameworks including FedRAMP, FISMA, STIGs, and CIS Benchmarks.
* Experience with AWS networking, security groups, routing, VPNs, and cloud security best practices.
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