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Posted 5d ago

Principal DevOps Engineer

@ Envision Innovative Solutions
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Annapolis Junction, Maryland, United States
OnsiteFull Time
Responsibilities:Support platform design, Deploy and debug, Lead Agile ceremonies
Requirements Summary:Bachelor's degree in Engineering or Computer Science with 10+ years' related experience; fluent with Git; strong Linux knowledge; Windows admin and monitoring experience; Jenkins/Bamboo, Docker, Kubernetes experience; caching, MySQL/Elasticsearch; AWS/PaaS experience; knowledge of SDN and Agile/DevOps.
Technical Tools Mentioned:Git, Linux, Windows, Jenkins, Bamboo, Docker, Kubernetes, Memcache, Redis, MySQL, Elasticsearch, Kibana, AWS, Puppet, Chef, Ansible
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Job Description


Riverstone Enterprise Solutions, an Envision Innovative Solutions Company, delivers mission-focused technology solutions to the Intelligence Community. Since 2008, we have supported critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions. Our engineers work in a collaborative, zero-bureaucracy environment where expertise is valued, ideas are heard, and contributions directly drive mission success. Your adventure begins now—unleash your potential at Riverstone, we combine the agility of a small company with the impact of a big mission.

Riverstone is seeking a motivated, career, and customer-oriented DevOps Engineer Level 3 to join our team at Annapolis Junction, MD. This is an onsite position.

Primary Responsibilities:        

  • Support the development life cycle of platform architectural design, deployment and debugging
  • Develop & maintain sound version control best practices-based CM systems (GIT), including branching and merging strategies
  • Serve as a technical lead for an Agile team and actively participate in all Agile ceremonies. Participate in all team ceremonies including planning, grooming, product demonstration and team retrospectives.
  • Ability to automate release deployments across development, test, stag in g, Quality Assurance and production stacks using a combination of scripting languages and other automation toolkits
  • Set-up up new sites and applications via configuration management such as Puppet and Ansible
  • Maintain / upgrade/ patch tracking and documentation software (Confluence / Jira)
  • Create, Assist, and Implement design and maintenance web service infrastructure and deployment
  • Leverage programming Languages such as Python, Ruby, Perl, and Java
  • Proficient with DevOps or Site Reliability Engineering methodologies.
  • Proficient automating network infrastructure configuration using Software Defined Networking
  • Ability to have a holistic view of service development and deployment architecture
  • Understanding of SLA requirements and role of high availability architectures, performance optimization, and monitoring techniques
  • Act in the capacity to support deployment and operations when necessary
  • Set up and configure a continuous integration environment by leveraging Configuration Management, containerization, serverless technologies, and Kubernetes.
  • Architect and develop best; practices for software build tools (Gradle, Maven, ANT, Shell) and continuous integration tools (Jenkins, Bamboo), and infrastructure automation (Amazon Web Services, VMWare, Puppet, Chef, ansible, etc.)
  • Experience working cross functionally across multiple teams

Required Skills:

  • Bachelor's degree or higher is required in either Engineering (i. e. Computer, Electrical, Mechanical, Aerospace, etc.) or Computer Science with a minimum of ten (10) years of related experience
  • Must be fluent with Git
  • Strong knowledge of Linux and Linux environments (RHEL 617/8, RHCSNRHCE CentOS)
  • Experience with Windows system administration, system monitoring, instrumentation, resiliency and performance.
  • Experience integrating Jenkins/Bamboo Docker, and Kubernetes for automated deployment preferred
  • Experience with caching technologies (Memcache, Active MQ, Redis, APC, etc.)
  • Experience with MySQL (Clusters, Replication, and Tuning) and Elasticsearch (Kibana a plus). Knowledge of security practices, networking protocols, firewalls, PCI compliance etc.
  • Experience managing/monitoring AWS cloud and virtualized servers for optimal performance while working in a Platform as a Service (PaaS) environment
  • Familiarity with software development life cycle models, agile, and DevOps programming methodologies.        

Preferred Skills:

  • Fluent skills in object-oriented programming and experience in at least one programming language such as Ruby, C, C++, GO, Python, or Java.
  • Architect and develop best; practices for software build tools (Gradle, Maven, ANT, Shell) and continuous integration tools (Jenkins, Bamboo), and infrastructure automation (Amazon Web Services, VMWare, Puppet, Chef, ansible, etc.)

Clearance Requirement: Current/Active TS/SCI with Full Scope Polygraph

Riverstone Enterprise Solutions is an equal-opportunity employer. All Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran's status, age, disability or any other basis prohibited by law.