Senior System Integrator Engineer (TS/SCI)

Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following systems support in Reston VA or Bethesda, MD office: You will work closely with other infrastructure and network engineers, system engineers and O&M team members on the following key tasks: DUTIES • Perform Linux builds, installs, configuration, administration, and troubleshooting of both Linux and Windows platforms to include but not limited to base configuration, security and system patching, performance monitoring, etc. • Provide O/S hardening (STIG, OpenSCAP, ACAS) and system patching • Develop server builds for virtual and physical environments • Manage, maintain, configure, and deploy system integration tools such as Kubernetes, Rancher, Helm • Support management and integration of DevOps tools such as Jenkins • Deploy, operate, diagnose, and maintain containerized (Docker) microservices across orchestrated (Kubernetes) environments • Maintain and orchestrate services and procedures for a big data pipeline which includes kafka, Elasticsearch, and several in house written python/java running on Kubernetes • Develop scripts to monitor and check health of the deployed pipeline • Maintain and develop DevOps automation using tools (e.g., Saltstack, Ansible, Chef, Puppet) • Design, develop, and support scalable, redundant infrastructure to include physical and virtualized environments • Set up administrator and service accounts, maintain system documentation, tune system performance, install system wide software, validate and implement critical system patches, and allocate mass storage space • Improve existing infrastructure to incorporate latest technology best practices and cross application integrations • Participate as needed in all phases of software development with emphasis on the planning, analysis, integration, and documentation phases • Manage the code transfer and modification • Conduct automated unit and system integration tests to identify and provide feedback on failed modules and components • Participate in code design reviews and updates • Support CM activities • Administer system to system data transfer and integration process REQUIREMENTS • A Bachelors Degree in Information Technology, or a closely related discipline or 4 years of additional relevant professional experience • At least 6 years of relevant professional experience • Must have an active TS/SCI with Counterintelligence Poly • Experience in system integrations testing through a full system development life cycle, including implementing test plans, test cases and test processes • 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) to include kernel panic recovery; Configuring SSSD, AIDE, SELinux, auditd; and O/S hardening – STIG, OpenSCAP, ACAS. • Highly proficient with Patching: yum repositories, APT repositories • Highly proficient with Server builds: virtual and physical • Experience with installing and deploying DevOps tools, examples could include Chef, Puppet, Git, Docker, Jenkins, Ansible, Salt, etc. • Knowledge of Atlassian software such as JIRA, JIRA Service Desk, Confluence, Bitbucket, HipChat, etc. • DoD 8570 IAT II Certification (e.g. Security +) PREFERRED SKILLS • Kubernetes, Ansible, Puppet, Salt, Linux, Git, Python, Elasticsearch, Logstash, IPA, AWS, OpenStack, Java, Kafka, Hadoop, etc. • Experience establishing large computer clusters • Experience in continuous configuration automation (CCA) methods for providing a flexible, programmatic platform for deploying and managing the configuration of infrastructure and application resources. • Experience in applying both agent-based and agentless (e.g. SSH) methods to event-driven orchestration and remote execution for configuration management • Experience in applying automated configuration management and deployment tools (e.g. Puppet, Chef, Ansible, and Salt) for configuration automation, cloud control, and event-driven orchestration. Powered by JazzHR