System Administrator – TS/SCI

Role: System Administrator – TS/SCILocation: Bethesda, MD (Hybrid role)Duration: Full-TimeClearance Level: Must have Active TS/SCI ClearanceResponsibilities:Clear devotion to the DevOps and Infrastructure as Code (IaC) mindsetPerform 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 networksDevelop server builds for virtual and physical environmentsManage, maintain, configure, and deploy system integration tools such as Kubernetes, Rancher, HelmDevelop scripts to support patching, configuration, and other infrastructure team tasking using languages such as Python, Bash, or PowerShellDesign, develop, and support scalable, redundant infrastructure to include physical and virtualized environmentsUtilize configuration management tools like Salt and Ansible for infrastructure automation and orchestrationSet 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 patchesWorking knowledge of COTS and FOSS storage solutionImprove existing infrastructure to incorporate latest technology best practices and cross application integrationsAdminister cloud environments, particularly AWS, including provisioning, monitoring, and optimizationCollaborate with cross-functional teams to implement and maintain agile practices and workflowsProvide 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 experienceAt least 6+ years of relevant professional experienceExperience in system integrations testing through a full system development life cycle, including implementing test plans, test cases and test processesWorking in an Agile project management environmentExperience with security requirements derivationExperience documenting test results for corrective actions, reporting and auditsExcellent verbal and written communication skillsAbility to work in a team and also a self-starter who can work on their ownExpertise in configuration, administration, and troubleshooting of Linux (RHEL/CentOS, Ubuntu)Experience with Patching: yum repositories, APT repositoriesExperience with Server builds: virtual and physicalExperience with advanced server networking in a Cisco environmentExperience with Cloud Service Providers and cloud operationsPreferred Qualifications:Knowledge of Atlassian software suite tools such as JIRA, JIRA Service Desk, Confluence, etc.Experience with data engineering tools such as Kubernetes/Rancher, ClouderaExperience with Configuration Management (Chef, Puppet, Ansible, Salt) and IaC tools such as terraform and AWS CloudformationExperience with scripting languages such bash, python3 and power shellExperience with CI/CD tools Jenkins, Nexus, Docker/containerd, gitlab/githubExperience with ELK clusters, including Elasticsearch, Logstash, Kibana and *beatsExperience with Windows Systems Administration and troubleshooting Active DirectoryExperience 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 solutionsExperience with advanced Linux network hardware (e.g.: Mellanox Network Cards)Experience working in an air-gapped/not-connected-to-the-internet environment