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Full time
Technology
MA

Senior Cloud System Administrator

MANTECHAnnapolis Junction, MD🇺🇸United StatesPosted 2 Aug 2026

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Annapolis Junction, MD, United States
Posted
3 weeks ago
AWSActive DirectoryAnsibleBashDNSPython

Job Description

Senior Cloud System Administrator | Annapolis Junction, MD | Hybrid

This employer is a respected provider of enterprise infrastructure solutions for a global workforce. They are seeking a motivated and customer-oriented Senior Cloud System Administrator to join a team supporting critical national defense missions. This role is instrumental in maintaining the backbone platform for enterprise users, contributing to secure and robust IT operations.

The Role

  • Administer and support Windows Server 2019/2022 environments, including Active Directory, DNS, and Certificate Authorities, as well as Windows 10/11 client systems.
  • Manage and troubleshoot various Linux distributions (RHEL8/9, AmazonLinux 2023) within AWS.
  • Deploy and maintain robust AWS cloud environments while supporting existing on-premises server infrastructure.
  • Develop and implement automation scripts using SaltStack, Ansible, Bash, and Python for streamlined infrastructure processes.
  • Collaborate with development teams on auto-scaled software deployments and CI/CD pipelines.
  • Administer, monitor, and troubleshoot core AWS cloud resources such as EC2, S3, VPC, and IAM.

What You'll Need

  • 15+ years of experience as a Systems Administrator or Cloud Engineer, or a Bachelor's degree in a relevant field plus 5 years of additional experience.
  • IAT II certification (e.g., Security+ or equivalent) is required.
  • Proficiency in administering Linux operating systems and Windows Server 2022, including Active Directory and networking.
  • Proven experience as a System Administrator or Cloud Engineer with practical cloud environment knowledge.
  • Hands-on experience with AWS for infrastructure deployment, management, and troubleshooting.
  • Active TS/SCI with Polygraph clearance.

What's On Offer

  • Opportunity to work on critical national defense missions with a leading enterprise infrastructure provider.
  • A collaborative team environment focused on innovation and operational stability.
  • Potential for professional growth and development within a dynamic IT landscape.
  • Hybrid work model offering a balance between remote and in-office collaboration.

Apply via Haystack today!

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