**Job Description** We are looking for a Platform Engineer (Senior) to join our visible technical program driving the Model Based Systems Engineering (MBSE) cloud platform that supports collection, management and analysis of digital engineering information in an architecture that provides seamless digital thread and enables tool interoperability, including data structures suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, Cloud services, virtualized applications, and storage systems. Enterprise Computing Engineering services include modern application technology including containerized solutions with orchestrated workflows. Our platform uses a mix of Open Source, Government-off-the-Shelf (GOTS) and Commercial off-the-Shelf (COTS) software and targets cloud-native constructs. The environment offers a secure-by-default configuration, implementing an Infrastructure-as-Code approach, and governance policies. We follow a mostly Agile workflow and adhere to DevSecOps principles. We value fast iteration and a customer-oriented approach while being mindful about security. This is a fast paced, challenging, and career rewarding experience to recruit and develop top talent and solutions on one of the most complex and high-profile programs within the government customer community. Responsibilities: + Provide Tier 3 IT technical services and technical expertise in systems, technical infrastructure, tools, modeling, external interfaces, and other technical areas + Complete complex development, design, implementation, architecture design specification, and maintenance activities + Deploy and maintain infrastructure in a cloud-based environment + Manage networking, including ingress/egress for service routing and zero-trust access + Work with internal engineering resources as well as customer end-users to design and enhance the user interfaces for supported applications, maintaining responsive designs that accommodate challenging technical and functional requirements + Create and maintain automated unit test cases meeting the required code coverage thresholds + Support operations functions, including root cause identification, remediation and documentation (e.g., user guides, how to guides, infrastructure diagrams) + Work closely with clients and cross-functional departments on technical issues including software system troubleshooting and maintenance and to communicate project statuses + Integrate platform components and operators; implement the deployment and monitoring for these following IaC, CaC and DevSecOps principles + Monitor system performance + Test new features and services and fix bugs + Develop mature solutions for monitoring and reporting using tools like Prometheus, Grafana and Splunk + Develop and maintain automated CI/CD pipelines for DBs, Servers, and applications using DevSecOps tools to include Jenkins, Terraform, Ansible, Foreman, GitLab, Selenium + Configure IdAM, Active Directory, LDAP resources + Prepare technical presentations for government and senior leadership + Work effectively in a team environment + Work across infrastructure that contains both Linux and Windows + Communicate effectively with technical and non-technical, management and customer both written and verbally + Utilize robust troubleshooting skills + Instill and apply solid engineering rigor, to include configuration management, testing + Develop/engineer as part of an Agile scrum team \#LI-DE1 XYZ **Required Education, Experience, & Skills** We are actively seeking candidates with a minimum of 10 years' relevant experience. Bachelor s or Master s degree in a STEM field is required. Specific skills include the following: + At a minimum, meet DoDD 8140 requirements (Security CE Certification) + Expertise working with Continuous Integration/Continuous Deployment (CI/CD), test automation, automated deployments, and / or DevSecOps on iterative development projects + Ability to demonstrate solid engineering rigor + Expert troubleshooting and solutioning skills + Experience with Cloud architecture and system design + Experience architecting and developing software/infrastructure for scalable, secure, and distributed systems on Single- or Multi-cloud environments (prefer AWS, but will consider Azure) + Strong background in Kubernetes and cloud-native security + Experience working with relational and/or non-relational databases e.g. PostgreSQL, MySQL, MongoDB, Elasticsearch etc. + Experience architecting or integrating with workflow, case or ticketing, or automation platforms such as ServiceNow or custom-built systems + Knowledge of IDAM requirements and technologies including Active Directory, SAML, OpenLDAP, OAuth 2.0, and/or OIDC + Demonstrated experience with system testing and validation + Experience developing cross domain capabilities + Strong documentation skills + Developing integration interfaces using Python, PowerShell, and Groovy + Experience and comfort with basic DevOps Tooling (Foreman, Ansible, Terraform, Jenkins, GitLab) + Familiarity with Containerized Development environments (Rancher, Kubernetes) + Experience with automated testing tools (Selenium) and experience developing automated test plans for both security and functional requirements + Excellent written and verbal communication skills; ability to clearly and succinctly describe complex issues **Preferred Education, Experience, & Skills** + Experience with Model-Based Systems Engineering (MBSE) + Experience with Cloud solution optimization + Experience configuring and instrumenting visualization tools (Grafana, Splunk) + Experience configuring and instrumenting tools providing end to end visibility, monitoring, and analytics + Experience with ServiceNow + Familiarity with customer system security requirements and processes + Other Cloud experience (Azure, Google, Oracle, IBM) + Integration of virtualized applications and application streaming or layering techniques + Assist with leading and overseeing a total system perspective including technical understanding of relationships, dependencies and requirements of cloud services, infrastructure and security domains + SharePoint admin experience + IBM Enterprise Lifcycle Management experience + TeamWork Cloud/Cameo experience + Tableau experience + Experience designing APIs such as REST or GraphQL and event-driven systems + Experience with Elasticsearch for search and analytics + Experience developing environment monitoring capabilities + Experience with DevOps testing + Experience with API Gateways, catalogs + Experience integrating complex systems using APIs, message queues, streaming platforms, and ETL pipelines **Pay Information** Full-Time Salary Range: $149603 - $254317 Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience. Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20 hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics. **Senior Platform/Tier3 Engineer** **122431BR** EEO Career Site Equal Opportunity Employer. Minorities . females . veterans . individuals with disabilities . sexual orientation . gender identity . gender expression