Demo

Release Train Engineer/Senior Scrum Master

Sabel Systems
El Segundo, CA Full Time
POSTED ON 4/17/2026
AVAILABLE BEFORE 5/13/2026
Who We Are

Sabel Systems Technology Solutions, LLC is a leading solution provider and rapidly growing Information and Communications Technology Company specializing in innovative and agile Digital Engineering and Acquisition Technical Stack design, implementation, and support, Strategy and Policy Development, Financial Management, Software Solutions Development, Requirements Analysis and Training, to name a few. Our client base is mostly in the DoD Federal Government Contracting space and we also partner with prime Government Contractors such as Siemens, Booze Allen, McKinsey and have work in the commercial space as well. We provide clients with large business opportunities and training within our small business agility and people first culture. You will be joining a dynamic and highly motivated team with one goal: "Get quality and secure solutions in the customers hands as soon as possible”.

Who We Need

Sabel Systems is seeking a highly motivated Release Train Engineer/Senior Scrum Master to facilitate Agile practices for our customer located in El Segundo, California. This hybrid Agile Release Train Engineer/Senior Scrum Master will report onsite 3 days per week with up to 10% additional travel to support customer events. The Release Train Engineer/Senior Scrum Master will guide our customer teams in the Sabel approach to Agile practices and tools alongside a team of Agile Coaches, Release Train Engineers/Scrum Masters, Atlassian Software Engineers, and Jira/Confluence helpdesk technicians. The Release Train Engineer/Senior Scrum Master will facilitate and guide teams through an Agile Digital Transformation tracking achievement against execution timelines and encouraging adoption of Agile Standards and Best Practices across an enterprise-level organization. In addition, the Release Train Engineer/Senior Scrum Master will follow through on continuous improvement efforts, gathering feedback, requirements, and priorities from the customer to drive efficiency, transparency, and collaboration. Facilitation will include in-person events, trainings, workshops with up to several hundred participants. Candidate demonstrates proven success in advancing lasting cultural change across multiple teams, is proficient in Agile methodologies, and is committed to meeting the customer where they are to drive adoption. Strong Project Admin experience with Jira and Confluence is required. The Release Train Engineer/Senior Scrum Master must feel comfortable configuring new Jira Scrum and Kanban boards, creating Jira issues, configuring Jira Plans and defining roadmaps, and writing JQL filters. The Release Train Engineer/Senior Scrum Master must be able to work independently, train others on Agile methodologies and how to use Jira/Confluence to track work, as well as brainstorm innovative solutions with teammates via MS Teams calls, chat and email. The ideal candidate will be motivated to learn and continuously improve and grow as a team. Prior military experience or work with the Department of Defense is a plus. Minimum of Secret Clearance is required prior to start.

What You'll Do

  • Configure Jira Scrum and Kanban boards, create and manage Jira issues, and create/close Sprints and able to train others on how to configure Jira Scrum and Kanban boards, create and manage Jira issues, and create/close Sprints
  • Independently lead Agile ceremonies, enforce standards and best practices, and independently train others on establishing Agile ceremonies and upholding best practices on Scrum or Kanban teams
  • Establish and align Agile ceremony cadence across an Agile Release Train or Division to align with Enterprise standards, including Daily Stand Ups, Sprint Planning, Retrospectives, Sprint Reviews, Backlog Refinements, etc.
  • Lead Division and Branch level Agile events, such as Planning offsites and training sessions
  • Facilitate Division and Branch levels Agile workshops and Agile assessments to evaluate value delivery and team structure
  • Lead by example and drive cultural change through embodying an Agile mindset, while establishing and helping to enforce Business Rules and Best Practices
  • Learn how to configure Jira to ensure proper hierarchical alignment in the product roadmap
  • Must be willing/able to learn and train others on the Sabel approach to Agile and Jira/Confluence standards and best practices
  • Manage Confluence spaces, updating the Agile Knowledge Management System with new documentation, including Agile/Jira/Confluence processes, practices, and lessons learned
  • Establish and lead Scrum of Scrums, discussing and deconflicting cross-team dependencies
  • Mentor and train others how to link Jira issues together to identify dependencies
  • Assist Division and Branch level Stakeholders with defining Capabilities and Initiatives, KPIs, and Objectives
  • Support team or enterprise-wide collaboration sessions, as needed
  • Create, or assist with creating, Agile presentations and how-to guides, proofreading for correctness and ensuring proper spelling, grammar, and punctuation prior to release to customer
  • Conduct remote and/or in-person Agile product demonstrations, as required
  • Collaborate directly with teams in person and over MS Teams calls, chat or email to understand any concerns and gather feedback or requirements
  • Coordinate appropriate meeting times with teammates, send a MS Teams invite, and join calls on-time, scheduling and attending follow-up meetings as needed
  • Maintain professional communications and appearance with customers and team members, responding to emails and participating in MS Teams calls and onsite events appropriately
  • Attend daily stand-ups (DSUs), Sprint Reviews, Retrospectives, and any other team meetings on time
  • Manage individual daily work tasks within a Jira board
  • Other duties as assigned

Salary : $153,000 - $163,000

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