Systems Administrator- TS/SCI

Description Systems Administrator - TS/SCI Xcelerate Solutions is seeking a highly skilled TS/SCI Tier 3 Service Desk/System Administratorto join our team supporting the OSINT Integration Center under the DOMEX Technology Platform (DTP) contract. This is an exciting opportunity to contribute to the Department of Defense (DoD) and Intelligence Community (IC) mission to centralize and standardize Tasking, Collection, Processing, Exploitation, and Dissemination (TCPED) of Open-Source Intelligence (OSINT). In this role, you will leverage your expertise in Linux and Windows systems administration, systems maintenance, and performance optimization while providing exceptional user support services. You will work in a collaborative, fast-paced environment alongside infrastructure engineers, network engineers, and system engineers to deliver innovative solutions. Work will be conducted on-site at our client location in Bethesda, MD during standard business hours, with rotational coverage of the service desk as early as 6am or as late as 6pm.Come join our award-winning organization and work with some of the most talented and brightest minds in the GovCon industry. Location: Bethesda, MD Security Clearance: TS/SCI

Responsibilities

• Perform Linux (primarily) and Windows builds, installations, configurations, administration, and troubleshooting.
• Implement and enforce DISA STIG compliance across systems and networks.
• Develop and maintain server builds for both virtual and physical environments.
• Manage and deploy system integration tools such as Kubernetes, Rancher, and Helm.
• Develop scripts for patching, configuration, and automation using Python, Bash, or PowerShell.
• Utilize configuration management tools like Salt and Ansible for infrastructure automation.
• Administer cloud environments, particularly AWS, including provisioning, monitoring, and optimization.
• Provide professional and knowledgeable customer support to maintain excellent client relationships.
• Coordinate with teammates to ensure service desk coverage from 6 AM to 6 PM, Monday through Friday.

Minimum Requirement

• Bachelor's Degree with 4-8 years of relevant experience or Master's Degree with 2+ years of experience (three additional years of experience may be substituted for the bachelor's degree).
• Active Top Secret clearance with eligibility for TS/SCI and Polygraph.
• Expertise in Linux systems administration (RHEL/CentOS, Ubuntu).
• Experience with patching (yum/APT repositories) and virtual server builds.
• Familiarity with Agile project management and security requirements derivation.
• Strong scripting skills (Python, Bash).
• Excellent verbal and written communication skills.
• Ability to work independently and collaboratively in a team environment.
• Experience working in air-gapped environments.
• Ability to obtain Privileged User Account (PUA) certification by the Government

Preferred Qualification

• Experience with Kubernetes, Rancher, and IaC tools like AWS CloudFormation.
• Familiarity with CI/CD tools such as ArgoCD, Jenkins, and GitLab.
• Knowledge of ELK stack (Elasticsearch, Logstash, Kibana) and *beats.
• Experience with Active Directory in a Linux environment.
• Background in maintaining AI/ML environments and large data storage solutions.

About Xcelerate Solutions: Founded in 2009 and headquartered in McLean, VA, Xcelerate Solutions (www.xceleratesolutions.com) is one of America's fastest-growing companies. Xcelerate's culture is defined by our diversified workforce of dynamic and versatile professionals, supported with growth and development opportunities that contribute to individual and company growth. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal's "50 Best Places to Work" list as well as being a "Great Place to Work" certified company with a 4.6 star, and a 99% CEO approval Glassdoor rating. Come find out why Xcelerate Solutions is one of the DC Metro top employers! Xcelerate Solutions is an Equal Employment Opportunity/Affirmative Action Employer. We evaluate qualified applicants without regard to race, color, national origin, religion, age, equal pay, disability, veteran status, sex, sexual orientation, gender identity, genetic information, or expression of another protected characteristic. As part of this commitment to the full inclusion of all qualified individuals, Xcelerate provides reasonable accommodations if needed because of an applicant's or an employee's disability. Pay Transparency Notice: Xcelerate Solutions will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. Apply tot his job Apply To this Job