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1780 - Scrum Master/Site Lead

Sigma Defense· Sigma Defense Systems
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San Diego, CA$165k - $185kFull-timePosted 4d ago

About the role

Sigma Defense is seeking a Scrum Master/Site Lead to join in San Diego, CA. This role connects team members, technical leadership, program management, and the customer to keep priorities aligned, resolve obstacles quickly, and deliver high-quality capabilities across software development, DevSecOps, cloud services, cybersecurity, infrastructure, networking, and application support.

Responsibilities

  • Serve as the primary day-to-day site lead for assigned Sigma Defense Systems personnel.
  • Provide leadership, coordination, and operational direction to a multidisciplinary technical team.
  • Serve as a primary interface between team members, program leadership, and customer representatives.
  • Maintain awareness of ongoing technical activities, priorities, milestones, dependencies, risks, and issues across the team.
  • Ensure team activities remain aligned with customer priorities and overall program objectives.
  • Coordinate work across software development, DevSecOps, cloud engineering, cybersecurity, infrastructure, networking, and support functions.
  • Facilitate communication between technical teams and help resolve cross-team dependencies.
  • Identify issues affecting team performance or mission delivery and coordinate with appropriate personnel to drive resolution.
  • Provide program leadership with clear and timely information regarding team activities, accomplishments, risks, staffing concerns, and emerging issues.
  • Assist with onboarding and integration of new team members.
  • Promote a collaborative, accountable, and mission-focused team environment.
  • Support personnel by helping remove organizational and procedural obstacles that interfere with their ability to perform effectively.
  • Coordinate with technical leads while respecting and leveraging their subject-matter expertise.
  • Help ensure commitments to customers and program leadership are understood, tracked, and completed.
  • Serve as the team's Scrum Master, facilitating Agile ceremonies and supporting effective execution of development and delivery processes.
  • Facilitate daily stand-ups, sprint planning, backlog refinement, sprint reviews, retrospectives, and other team coordination activities.
  • Work with product owners, customer representatives, technical leads, and team members to maintain a clear and prioritized backlog.
  • Help translate mission priorities and customer requirements into actionable work for the team.
  • Ensure user stories and work items contain sufficient information, acceptance criteria, and context for execution.
  • Track sprint commitments, work in progress, dependencies, impediments, and completion status.
  • Identify and help remove obstacles preventing completion of planned work.
  • Protect the team from unnecessary disruptions while remaining responsive to mission priorities.
  • Encourage realistic sprint planning based on team capacity, dependencies, and technical complexity.
  • Facilitate productive retrospectives focused on measurable improvements to team processes.
  • Monitor Agile metrics and delivery trends to identify potential issues and opportunities for improvement.
  • Encourage continuous improvement without creating administrative overhead for Agile processes.
  • Adapt Agile practices to meet the needs of the mission and technical environment.

Qualifications

  • 10+ years of relevant experience
  • Professional experience leading or coordinating technical teams in software, cloud, IT, cybersecurity, engineering, or related environments
  • Experience as Scrum Master, Agile Team Lead, Technical Project Lead, Site Lead, or similar
  • Strong knowledge of Scrum and Agile development practices
  • Experience facilitating Agile ceremonies (sprint planning, daily stand-ups, backlog refinement, sprint reviews, retrospectives)
  • Experience tracking work through Agile project-management or issue-tracking platforms
  • Strong organizational skills to coordinate multiple priorities, dependencies, and deadlines
  • Ability to identify and remove impediments
  • Strong written and verbal communication skills
  • Ability to communicate with technical personnel, program leadership, customers, and stakeholders
  • Ability to understand technical discussions to identify dependencies, risks, priorities, and actions
  • Experience coordinating activities across multiple technical disciplines
  • Ability to operate in a dynamic environment with changing priorities
  • Leadership through communication, organization, accountability, and collaboration
  • Experience supporting programs within DoD/IC or mission-focused government environments
  • Experience leading multidisciplinary teams (software, DevSecOps, cloud, cybersecurity, sysadmin, help desk)
  • Familiarity with Microsoft Azure and cloud-based application environments
  • Familiarity with software development lifecycles, CI/CD, DevSecOps, IaC, Kubernetes, and modern cloud development
  • Experience supporting mission-critical applications and services
  • Experience working with government customers and technical stakeholders
  • Experience coordinating work across geographically distributed teams
  • Experience with Agile planning/tracking tools (Jira, Azure DevOps, GitLab)
  • Experience with scaled or multi-team Agile environments
  • Experience preparing program status reports, customer briefings, delivery metrics, leadership updates
  • U.S. citizen

Skills

Required:Scrum Master / Agile FacilitatorAgile Planning and TrackingCross-Disciplinary Coordination

Benefits

  • Dental and Vision Insurance
  • Medical Insurance including HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) with Company Matching
  • 160 Hours of Paid Time Off (PTO)
  • 12 Holidays
  • Educational Assistance
  • Highly Competitive Salary
Last updated Oct 22, 2026. Interested? Apply on the company site.

About Sigma Defense

Mission-Driven Tech for the Modern Battlespace

Sigma Defense provides DoD with CJADC2, C5ISR, & DevSecOps solutions that connect data & warfighters for mission-ready outcomes.

CJADC2C5ISRDevSecOps
Company profileWebsite

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