MANTECH seeks a motivated, career‑and customer‑oriented Sr Cloud AWS Engineer to join our team in Annapolis Junction, MD. Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort supports the Enterprise Infrastructure Services (EIS) organization, which oversees MPO's Enterprise Information Technology (EIT)-the backbone platform for all enterprise users.

Responsibilities Included but are not limited to Lead cross-functional teams using Agile methodologies to streamline the development and integration of complex information systems, Provide administration, troubleshooting, and general support for Windows Server 2022 environments, Windows 10/11 client systems, and various Linux distributions (eg, Rocky, CentOS, RHEL) within both cloud and on-premises. Architect, deploy, and maintain robust cloud environments, primarily within AWS, while also supporting existing on-premises server infrastructure. Develop, implement and maintain automation scripts and configurations using SaltStack to streamline infrastructure provisioning, configuration management and deployment processes. Collaborate with development teams to support integration and operational stability of CI/CD pipelines, ensuring smooth deployment and reliable software deployments. Administer, monitor, and troubleshoot AWS cloud resources, including EC2, S3, VPC, IAM, AMIs, Route 53, workspaces, and other core services Monitor system performance, availability, and security, responding to incidents and performing root cause analysis Provide Tier 3 systems and security engineering support for Splunk-based Security Information and Event Management (SIEM) systems Minimum Qualifications Bachelor's degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management or related professional engineering discipline. An additional 5 years of System Engineer experience may be substituted for a degree 20+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and complexity Must hold an IAT II certification (eg, Security+ or equivalent). If you don't have this, you'll be required to obtain it within 60 days of your program start date Proficiency in administering Linux operating systems Experience with Windows Server 2022 administration, including Active Directory and networking Proven experience as a System Administrator or Cloud Engineer with practical knowledge of cloud environments Preferred Qualifications Experience working in enterprise or government environments Familiarity with cloud security and compliance practices Hands‑on experience with Amazon Web Services (AWS) for infrastructure deployment, management, and troubleshooting Proficiency in administering and troubleshooting Linux distributions (eg, Ubuntu, CentOS, RHEL). Experience working in an agile environment Clearance Requirements Must have a current/active TS/SCI with a Polygraph. Physical Requirements The candidate must be able to move, carry and deliver workstations from inside the office to customer's desk. The person in this position must be able to remain in a stationary position 50% of the time. Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

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