Cloud System Administrator with Security Clearance

MANTECH seeks an experienced, career and customer-oriented Cloud System Administrator to join our team in Annapolis Junction, MD. The Cloud System Administrator will leverage technical expertise and leadership to deploy, maintain, and secure hybrid cloud and on-premises systems, ensuring optimal operational availability, automated infrastructure provisioning, and robust mission performance. Responsibilities include but are not limited to:

• Deploying, administering, and maintaining robust cloud environments (primarily AWS) while actively supporting existing on-premises server infrastructure.
• Providing end-to-end administration and troubleshooting for Windows Server 2019/2022, Windows 10/11 clients, and enterprise Linux distributions (RHEL 8/9, Amazon Linux 2023).
• Managing enterprise identity and core network services, including Active Directory, DNS, and Certificate Authorities.
• Developing and maintaining scripts and configurations to streamline infrastructure provisioning and automated configuration management.
• Partnering with software development teams to ensure operational stability of auto-scaled software deployments and CI/CD pipelines.
• Monitoring system availability, performance, and security posture while conducting root-cause analysis and incident response as needed.

Minimum Qualifications

• Bachelor's degree in Systems Engineering, Computer Science, or a related discipline with 10+ years of experience as a Systems Administrator or Cloud Engineer (or 5 additional years of SA experience in lieu of a degree).
• Practical experience managing core AWS resources, including EC2, S3, VPC, IAM, or auto-scaling environments.
• Hands-on experience administering Windows Server, Active Directory, and Linux operating systems
• Active DoD IAT Level II certification (e.g., Security+ CE) or commitment to obtain within 60 days of program start date.

Preferred Qualifications

• Hands-on experience writing and implementing automation via SaltStack, Ansible, BASH, and Python.
• Experience managing, maintaining, and securing enterprise data storage systems across cloud and hybrid infrastructure to optimize performance, backup integrity, and cost control.
• Familiarity with cloud security compliance frameworks and risk mitigation standards.
• Strong communication and teamwork abilities with demonstrated experience collaborating in enterprise or government IT environments.

Clearance Requirements: An active TS/SCI with Polygraph Physical Requirements

• Must be able to remain in a stationary position 50%.
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.