System Administrator

1 week ago

Bethesda, United States Xcelerate Solutions Full time

System Administrator– TS/SCI

Xcelerate Solutions is currently seeking a Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX Technology Platform (DTP) contract. Your job will be to bring together, Linux (primarily) and Windows systems administration, systems maintenance, systems performance optimization along with user support services. You will work in a team environment while demonstrating strong cross functional collaboration in areas such as, but not limited to, development, production, and QA in a dynamic and fast paced environment. Individuals in this role may be required to perform technical software configuration, rebooting, and other remedial actions on customer systems. Work will be conducted on-site at our client location in Bethesda, MD during standard business hours. 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:

  • Clear devotion to the DevOps and Infrastructure as Code ( IaC ) mindset

  • Perform Linux and Windows builds, installs, configuration, administration, and troubleshooting of Linux and Windows servers to include base configuration, security and system patching, performance monitoring, etc.

  • Implement and enforce DISA STIG compliance across all systems and networks

  • Develop server builds for virtual and physical environments

  • Manage, maintain, configure, and deploy system integration tools such as Kubernetes, Rancher, Helm

  • Develop scripts to support patching, configuration, and other infrastructure team tasking using languages such as Python, Bash, or PowerShell

  • Design, develop, and support scalable, redundant infrastructure to include physical and virtualized environments

  • Utilize configuration management tools like Salt and Ansible for infrastructure automation and orchestration

  • Set up administrator and service accounts, maintain system documentation, tune system performance, install system wide software, validate and implement system patches, including fast turnaround time security critical patches

  • Working knowledge of COTS and FOSS storage solution

  • Improve existing infrastructure to incorporate latest technology best practices and cross application integrations

  • Administer cloud environments, particularly AWS, including provisioning, monitoring, and optimization

  • Collaborate with cross-functional teams to implement and maintain agile practices and workflows

  • Provide support to customers in a professional, knowledgeable manner to maintain excellent customer relationships.

  • Manage and administer accounts to include account creation, password resets, troubleshooting, and termination/deletion.

Minimum Requirements:

  • Typically requires Bachelor’s Degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience

  • At least 6+ years of relevant professional experience

  • Must have an active Top Secret security clearance with the ability to obtain and maintain a TS/SCI with Polygraph security clearance

  • Experience in system integrations testing through a full system development life cycle, including implementing test plans, test cases and test processes

  • Working in an Agile project management environment

  • Experience with security requirements derivation

  • Experience documenting test results for corrective actions, reporting and audits

  • Excellent verbal and written communication skills

  • Ability to work in a team and also a self-starter who can work on their own

  • Expertise in configuration, administration, and troubleshooting of Linux (RHEL/CentOS, Ubuntu)

  • Experience with Patching: yum repositories, APT repositories

  • Experience with Server builds: virtual and physical

  • Experience with advanced server networking in a Cisco environment

  • Experience with Cloud Service Providers and cloud operations

Preferred Qualifications:

  • Knowledge of Atlassian software suite tools such as JIRA, JIRA Service Desk, Confluence, etc.

  • Experience with data engineering tools such as Kubernetes/Rancher, Cloudera

  • Experience with Configuration Management (Chef, Puppet, Ansible, Salt) and IaC tools such as terraform and AWS Cloudformation

  • Experience with scripting languages such bash, python3 and power shell

  • Experience with CI/CD tools Jenkins, Nexus, Docker/ containerd , gitlab / github

  • Experience with ELK clusters, including Elasticsearch, Logstash, Kibana and *beats

  • Experience with Windows Systems Administration and troubleshooting Active Directory

  • Experience establishing large computer end-point environments (> 1,000 end-points )

  • Experience maintaining AI/ML environments (NVIDIA hardware and software)

  • Experience maintaining large data (Petabyte) environments and storage solutions

  • Experience with advanced Linux network hardware (e.g.: Mellanox Network Cards)

  • Experience working in an air-gapped/not-connected-to-the-internet environmen t

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.

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