Senior Cloud System Administrator

ManTech • Hanover, MD • 4h ago

ManTech seeks a motivated, career- and customer-oriented Sr Cloud System Administrator to join our team in Hanover, 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 include, but are not limited to:

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

Architect, deploy, and maintain robust cloud environments, primarily within AWS, while also supporting existing on-premise 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, and other core services

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

Administer and troubleshoot various Linux distributions (e.g., Ubuntu, CentOS, RHEL) within both cloud and on-premise @contexts

Minimum Qualifications:

20+ 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 from an accredited college or university is requires. An additional 5 years of System Engineer experience may be substituted for a degree

Must hold an IAT II certification (e.g., Security+ or equivalent); candidates 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

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., Ubuntu, CentOS, RHEL).

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, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.

ManTech

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