• Guide the technical vision and architecture for GitLab’s cloud-native, self-managed deployments and upgrade workflows. • Establish operational maturity standards, service integration patterns, and deployment models that help development teams manage the lifecycle of their components. • Design and maintain Kubernetes Operators, Helm charts, and upgrade orchestration tooling for self-managed GitLab deployments across varied environments. • Develop automation and integration frameworks for database migrations, rolling deployments, compatibility checks, and rollback paths. • Define database and application lifecycle strategies, including safe PostgreSQL migration approaches and validation mechanisms that reduce downtime risk. • Work with Product Management, GitLab.com Site Reliability Engineering, GitLab Dedicated, and development teams to align deployment patterns with customer needs. • Mentor engineers and enable customer-facing teams through design reviews, code reviews, documentation, and runbooks. • Drive observability, testing, performance, and resilience practices for self-managed deployments, and contribute to incident response and post-incident learning.

• Maintain and improve the Omnibus GitLab package so GitLab components work reliably in self-managed deployments. • Develop and support GitLab Helm Charts for scalable, production-ready Kubernetes deployments. • Enhance the GitLab Environment Toolkit (GET) and validated reference architectures used by enterprise and internal users. • Support and extend the GitLab Operator for Kubernetes-native lifecycle management of GitLab installations. • Improve the installation, upgrade, and day-to-day operating experience across supported self-managed platforms. • Collaborate with Security to address vulnerabilities and strengthen secure defaults and configurations across the deployment stack. • Build and maintain automation and continuous integration and continuous deployment pipelines that validate deployment tooling across Omnibus, Charts, GET, and the Operator. • Partner with Distribution Engineers, Site Reliability Engineers, Release Managers, and Development teams to integrate new features and keep user-facing documentation accurate and useful.

• Maintain and evolve the Omnibus GitLab package to support reliable, production-ready self-managed deployments, improving deployment stability, increasing upgrade success rates, and reducing escalation rates. • Develop and improve GitLab Helm Charts so core components integrate cleanly and scale across supported environments, reducing deployment friction, shortening time to deploy, and improving operational consistency at scale. • Enhance the GitLab Environment Toolkit (GET), validated reference architectures, and the GitLab Operator for secure, Kubernetes-native lifecycle management, improving reliability, strengthening security baselines, and accelerating adoption in customer environments. • Improve installation, upgrade, and operational workflows across deployment methods to create a consistent experience for self-managed customers, reducing operational overhead, lowering failure rates, and increasing consistency across deployment methods. • Partner with Security to address vulnerabilities and deliver secure defaults and configurations in the deployment stack, reducing exposure to vulnerabilities and improving baseline security across self-managed deployments. • Build and maintain automation and continuous integration and continuous delivery pipelines that validate and test Omnibus, Charts, GET, and the Operator, increasing release confidence, improving test coverage, and reducing regressions across deployment tooling. • Work closely with Distribution Engineers, Site Reliability Engineers, Release Managers, and Development teams to integrate new features into deployment methods and keep them reliable, scalable, and aligned with customer needs, improving delivery readiness and reducing operational issues after release. • Guide architectural decisions, mentor backend engineers, and contribute to the roadmap for self-managed delivery, improving technical quality, accelerating delivery effectiveness, and strengthening team execution.

Role Description We believe your career should be one of offering your expertise to fuel efficiency in business processes, learning new skills along the way and leveraging accelerators like AI. And that's exactly what you'll find at BAE Systems. As you deliver compliant software solutions in a professional Software Development Life Cycle (SDLC) setup, you will continually hone your skills as a cyber-safe developer and get better as a team player. As part of our ERP development team, you’ll join a diverse group of driven professionals to deliver new projects, enhancements and provide ongoing support. With us, you’ll have opportunities to make an impact while you hone your skills and grow in your career. We are seeking an experienced Oracle ERP Technical Developer to join our team. The successful candidate will have a strong background in developing and implementing Oracle ERP solutions in the R12 environment. Qualifications - Bachelor's degree in Computer Science, Information Technology, or related field - 10-15 years of technical development experience in Oracle ERP R12 environment - Experience in multiple ERP modules - Strong experience with Oracle Forms, Reports, PL / SQL back-end packages, Oracle APEX, XML, WEB ADI, and BI products - Worked in industry standard Software Development Lifecycle (SDLC) practices and code development conforming to software quality requirements - Certification in related skills like PL/SQL, Oracle Application Development, APEX - Strong analytical and problem-solving skills - Excellent communication and collaboration skills - Exposure to IT internal and external audits - Oracle Certification in one or more EBS modules - Familiarity with Waterfall and Agile development methodologies - Lead role in development - Knowledge of industry best practices for software development and testing Requirements - Typically a Bachelor's Degree and 4 years work experience or equivalent experience Company Description BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it’s what we do at BAE Systems. Working here means using your passion and ingenuity where it counts – defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team—making a big impact on a global scale. At BAE Systems, you’ll find a rewarding career that truly makes a difference.