Senior AWS Cloud Ops Engineer (TS/SCI) | Hybrid

TEKsystems; San Antonio (TX); Hybrid; USD 80,000 - 107,000; Full time

Job summary

TEKsystems seeks an experienced Senior AWS Cloud Systems Operations Administrator in San Antonio, TX, offering a hybrid work model (3 days onsite, 2 days remote) with active TS/SCI clearance. This contract‑to‑fulltime role focuses on administering, securing, and optimizing enterprise cloud environments using AWS, EKS, and Linux/Windows systems.

The candidate will enhance security, perform patch management, and support development teams while driving modernization in a highly secure setting.

Qualifications

• Active TS/SCI security clearance.
• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field.
• Master's degree may substitute for two years of experience.
• Minimum 10 years of IT systems administration experience supporting both Microsoft and Linux environments.
• Demonstrated experience managing and operating workloads in AWS cloud environments.
• Experience with AWS cloud infrastructure administration, Amazon EKS, Kubernetes, Linux administration (RHEL), Windows systems administration, AWS CLI, STIG compliance and security hardening, Patch management and system upgrades.
• Experience supporting development and test teams within cloud environments.
• Understanding of AWS networking and security services.

Responsibilities

• Deploy, manage, and secure workloads within AWS cloud environments.
• Administer EKS and Kubernetes clusters for containerized apps.
• Perform Linux (RHEL) and Windows system administration, including patching and upgrades.
• Implement security controls and STIG compliance measures.
• Use AWS Console and CLI to provision and configure resources.
• Support cloud networking, identity management, and access controls.
• Monitor infrastructure and respond to operational issues to ensure availability.
• Collaborate with development and test teams on deployments and operations.
• Develop technical procedures and documentation.
• Analyze performance and recommend improvements.
• Assist cloud modernization and expansion of AWS and container platforms.
• Apply AWS Well‑Architected Framework to improve security and reliability.

Skills

AWS cloud

Kubernetes

Linux (RHEL)

Windows Server

AWS CLI

STIG compliance

Security hardening

Patch management

Education

Bachelor's degree in IT/CS/Engineering

Master's degree substitution for 2 years experience

Tools

AWS CLI

Job description

TEKsystems seeks an experienced Senior AWS Cloud Systems Operations Administrator in San Antonio, TX, offering a hybrid work model (3 days onsite, 2 days remote) with active TS/SCI clearance. This contract‑to‑fulltime role focuses on administering, securing, and optimizing enterprise cloud environments using AWS, EKS, and Linux/Windows systems.

The candidate will enhance security, perform patch management, and support development teams while driving modernization in a highly secure setting.