Senior Cloud System Administrator

ManTech • Annapolis Junction, MD • 9h ago

MANTECH seeks a motivated, career- and customer-oriented Sr Cloud System Administrator 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:

Provide administration and support for Windows Server 2019 and 2022 environments, including Active Directory, DNS, Certificate Authorities and manage Windows 10/11 client systems.

Administer and troubleshoot various Linux distributions (e.g., RHEL8/9, AmazonLinux 2023) within AWS.

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, Ansible, Bash and Python to streamline infrastructure provisioning, configuration management and deployment processes.

Collaborate with development teams to support integration and operational stability of auto scaled software deployments and CI/CD pipelines, ensuring smooth and reliable software deployments.

Administer, monitor, and troubleshoot AWS cloud resources, including EC2, S3, VPC, IAM, and other core services.

Monitor system performance, availability, and security, responding to incidents and performing root cause analysis.

Minimum Qualifications:

15+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and complexity

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 Administrator experience might be substituted for a degree.

Must hold an IAT II certification (e.g., Security+ or equivalent); In absence of having a certification, candidate will have 60 days from program start to obtain it

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

Strong communication and interpersonal skills, capable of working effectively in a team environment

Proficiency in administering and troubleshooting Linux distributions (e.g., RHEL8/9, AmazonLinux 2023).

Clearance Requirements:

Must have a current/active TS/SCI with Polygraph

Physical Requirements:

The candidate must be able to move, carry, and deliver workstations from the office to customer desks

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, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

ManTech

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