Systems Administrator - TS/SCI with Polygraph

General Dynamics Information Technology • Chantilly, VA

6h • $106,275 - $143,782 • Onsite

About The Position

The Systems Administrator will manage and maintain enterprise infrastructure systems, including storage, virtualization, and cloud environments. The role requires hands-on expertise with NetApp and VMware platforms, as well as automation and scripting skills to support patching, configuration management, and system accreditation. The administrator will manage complex infrastructure environments and implement automation to improve operational efficiency and security compliance.

The position is onsite in Chantilly, Virginia, and requires current Top Secret SCI clearance with polygraph and U.S. citizenship. The role is scheduled for 40 hours per week with no travel required.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, Computer Engineering, or a related technical discipline, or an equivalent combination of education, technical training, or work/military experience.
• At least three years of current experience administering complex infrastructure systems, including storage, virtualization, and cloud platforms.
• Experience implementing automation solutions to improve operational efficiency and reduce manual intervention.
• Demonstrated experience managing NetApp storage systems in enterprise environments.
• Expertise administering VMware virtualization infrastructure, including vSphere and ESXi.
• Hands-on experience with hardware patching procedures and maintenance operations.
• Proficiency developing and maintaining Ansible scripts for configuration management and automation.
• Strong Bash scripting skills for system administration and operational tasks.
• Expertise in PKI and x509 certificate management across enterprise systems.
• Experience administering LDAP directory services and authentication systems.
• Experience managing cloud infrastructure patching with automation tools.
• Familiarity supporting system accreditation processes and compliance documentation.
• Strong understanding of Linux/Unix system administration principles.
• Experience with version control systems and code-management best practices.
• Python scripting and programming experience for advanced automation solutions.
• Experience delivering infrastructure solutions that adhere to customer or IC data-handling, compliance, and security requirements.
• U.S. citizenship required.
• Must currently possess Top Secret SCI clearance with polygraph.

Nice To Haves

• Experience with infrastructure as code practices and tools such as Terraform or CloudFormation.
• Familiarity with container technologies such as Docker and Kubernetes and with orchestration platforms.
• Knowledge of CI/CD pipeline integration for infrastructure automation.
• Experience with cloud platforms such as AWS, Azure, or GCP and cloud-native services.
• Understanding of security frameworks and compliance standards such as NIST, FedRAMP, and FISMA.
• Experience with monitoring and observability tools such as Prometheus, Grafana, or the ELK stack.
• Familiarity with configuration-management tools beyond Ansible, such as Puppet, Chef, or Salt.
• Experience working with multiple external customers and adapting solutions to diverse requirements.

Responsibilities

• Administer and maintain NetApp storage systems to ensure performance and availability.
• Manage VMware virtualization infrastructure, including vSphere and ESXi environments.
• Execute hardware patching procedures across enterprise systems.
• Develop and maintain Ansible scripts for configuration management and automation workflows.
• Create and optimize Bash scripts for system administration and operational efficiency.
• Implement automation for routine operating-system patching and maintenance.
• Support cloud infrastructure patching with automated processes and tools.
• Manage PKI infrastructure and x509 certificate lifecycles across enterprise systems.
• Administer LDAP directory services and authentication mechanisms.
• Support system accreditation processes, including documentation and compliance validation.
• Monitor system performance and address potential issues proactively.
• Coordinate and execute planned maintenance windows while minimizing service disruption.
• Document system configurations, procedures, changes, and troubleshooting steps.
• Operate as a Data Transfer Officer (DTO).
• Work with cross-functional teams to align infrastructure solutions with business objectives.
• Provide technical guidance and knowledge transfer to team members.
• Support incident response and root-cause analysis for infrastructure-related issues.

Benefits

• Comprehensive benefits and wellness packages.
• 401(k) plan with company match.
• Competitive pay and paid time off.
• Medical plan options, including options with Health Savings Accounts.
• Dental insurance options.
• Vision plan.
• Flexible work weeks where possible.
• Paid time off plans including vacation, sick and personal time, holidays, parental, military, bereavement, and jury-duty leave.
• Short- and long-term disability benefits.
• Life insurance and other insurance offerings, including accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance.
• Career growth tools and internal mobility support.

What This Job Offers

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