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.

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