• Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)


    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.

     

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