Senior DevOps Engineer

Senior DevOps EngineerDeliver simple solutions to complex problems as a Senior DevOps Engineer at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients while making the end user's experience your priority and we'll make your career growth ours. At GDIT, people are our differentiator. As a Senior DevOps Engineer you will help ensure today is safe and tomorrow is smarter.Job Duties:Configure CI/CD for multiple web applicationsTake source code, dependencies to perform application buildsPerform automated testing and security scansDeploy to multiple environments (Dev, Staging, Operations)Responsible for Infrastructure as Code and Configuration ManagementAuthor helm charts to deploy resources to OpenShiftManage and document system security, by performing software updates in response to scan findings, document system, architecture to demonstrate security complianceIn-depth knowledge, principles, and methods of enterprise solutions.Eight years of experience designing and implementing complex systems in a classified environment. Experience developing strategic system architecture plans.Experience in system and network creation and development.Solid understanding of information processing fundamentals and best practices.Researches, designs, develops, and/or modifies enterprise-wide cloud solutions and/or applications softwareDesigns, develops, codes, tests and debugs highly complex new software products or makes significant enhancements to existing software.Develops and applies advanced methods, theories, and research techniques in the investigation and solution of complex and advanced software applications and problems.Resolves highly complex hardware/software compatibility and interface design considerations.Conducts investigations and tests of considerable complexity.Factors emerging technologies and product supportability into design and implementation.Provides input to staff involved in writing and updating technical documentation such as user manuals, system documentation, and training materials.Advises hardware engineers on machine characteristics that affect software systems, such as storage capacity, processing speed, and input/output requirements.Prepares reports on analyses, findings, and project progress, and presents results to management and/or customer personnel.Skills/Qualifications: Required:Minimum 6+ years of directly related experienceBachelor's Degree in computer science, computer engineering, systems engineering or any related field/major, or 2 additional years of experience in information technologyProficiency with Linux operating systemsWorking experience with CI/CD pipelines (Gitlab, Jenkins, CircleCI, or similar)Knowledge of OIDC/OAuth/Auth2 or similar zero-trust identity implementationsExperience with ArgoCD and GitOps style operations managementExperience with web server management (e.g. DNS, certificate management)Knowledge of HTTP API design standards and best practicesAbility to manage networking for web applications (TCP/IP, DNS, and load balancing)Familiarity with Kubernetes and OpenShift, with knowledge of AWSExperience with Infrastructure as Code (one or more of Terraform, OpenShift Containerized Platform, Cloudformation, AWS CDK, Ansible, Chef, Puppet, etc.)Knowledge of including monitoring & logging and network & security for containersExperience deploying and managing databases, interacting with DBs via SQL and ORMsComfortable writing Python and BASH to create systems toolingAbility to contribute code updates/tweaks to existing code repositoriesExperience with software system design with the ability to create application architecture diagrams for new applicationsExperience integrating security components with applications and databasesTechnical certification Network +, Security +, CISSP, etc.TS/SCI Clearance with CI Polygraph Desired:Familiarity with Configuration Management and Request for Change process for review and assessmentExperience implementing zero-downtime re-indexing strategies and managing complex Elasticsearch data models (e.g., routing, query-time, de-duplication) within an OpenShift/Kubernetes environmentExperience with observability tools such as Prometheus, Thanos, Alloy, Loki, Mimir, Tempo, or GrafanaAn understanding of reverse proxies such as Nginx, Traefik or Apache HTTP Server (WebGate), HAProxy, or Envoy.Experience with delivery of an integrated solution using Agile software delivery techniquesExperience in System Engineering and project/program management.Knowledge and/or experience with NGA enterprise products (NGA CORE). Location: On Contractor Site US Citizenship Required