Principle DevOps Engineer

Riverstone Enterprise Solutions, a PD Systems 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 ResponsibilitiesSupport the development life cycle of platform architectural design, deployment and debuggingDevelop & maintain sound version control best practices-based CM systems (GIT), including branching and merging strategiesServe 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, staging, Quality Assurance and production stacks using a combination of scripting languages and other automation toolkitsSet up new sites and applications via configuration management such as Puppet and AnsibleMaintain / upgrade/ patch tracking and documentation software (Confluence / Jira)Create, Assist, and Implement design and maintenance web service infrastructure and deploymentsAnalyze service stack and make recommendations for further improvementsIdentify processes and capabilities that can be streamlined and automatedCommunicate effectively to help bridge stakeholders and development requirementsAssist with support and operations where necessaryMaintain confidentiality regarding information being processed, stored, or accessedLeverage programming languages such as Python, Ruby, Perl, and JavaProficient with DevOps or Site Reliability Engineering methodologies.Proficient automating network infrastructure configuration using Software Defined NetworkingAbility to have a holistic view of service development and deployment architectureUnderstanding of SLA requirements and role of high availability architectures, performance optimization, and monitoring techniquesAct in the capacity to support deployment and operations when necessarySet 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 teamsRequired SkillsBachelor'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 experienceMust be fluent with GitStrong 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 preferredExperience 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) environmentFamiliarity with software development life cycle models, agile, and DevOps programming methodologiesExperience acquiring in-depth understanding of large complex software systems to isolate defects, reproduce defects, assess risk, and understand varied customer deployments.Preferred SkillsFluent 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 RequirementCurrent/Active TS/SCI with Full Scope PolygraphRiverstone 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.J-18808-Ljbffr