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 engineersand 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 environmentsManage, 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 spaceImprove 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 experienceAt least 6 years of relevant professional experience
•     Must have an active TS/SCI with Counterintelligence PolyExperience 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 managementExperience in applying automated configuration management and deployment tools(e.g. Puppet, Chef, Ansible, and Salt) for configuration automation, cloud control, and• event-driven orchestration.

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