AWS System Administrator

SITEC Consulting, LLC.; Springfield (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

SITEC Consulting, LLC. is seeking an experienced AWS administrator to secure and manage cloud infrastructure in support of mission-critical applications. The role involves provisioning EC2/EBS, VPCs, IAM, monitoring health, and automating tasks with Python, Bash, AWS CLI, or CloudFormation.

The position requires active TS/SCI clearance, U.S. citizenship, and the ability to obtain a CI polygraph within six months.

Job description

Locations: Springfield, VA or St. Louis, MO

Clearance: Active TS/SCI

Administer and secure AWS infrastructure supporting mission-critical applications. You will manage daily cloud operations, troubleshoot performance issues, automate routine work, and help ensure platform availability and resilience.

What You Will Do

• Provision and manage EC2, EBS, VPCs, security groups, IAM roles, and related AWS resources.
• Monitor system health and resolve performance or availability issues.
• Apply access controls, encryption, vulnerability management, and cloud security best practices.
• Automate administrative tasks using Python, Bash, AWS CLI, or CloudFormation.
• Maintain backup, recovery, patching, and operational procedures.
• Collaborate with development, operations, and security teams.

What You Bring

• Active TS/SCI clearance and U.S. citizenship.
• Ability to obtain a CI polygraph within six months.
• Four to six years of systems or cloud administration experience.
• Bachelor's degree in information technology, information systems, computer science, or a related technical field.
• Current DoD 8140/8570 IAT Level II certification.
• Hands-on AWS administration and troubleshooting experience.