Senior Shift Supervisor

Job Description: Be part of one of San Diego's most dynamic Starbucks locations, right in the heart of the UC San Diego campus, serving a loyal community of students, faculty, and staff in one of the city's safest and most vibrant environments. Siren Triton LLC is looking for experienced and motivated Senior Shift Supervisors to join our team as we begin operating the licensed Starbucks location on the UCSD campus.

We are actively interviewing candidates—apply today! A Senior Shift Supervisor at Starbucks builds on the responsibilities of a regular Shift Supervisor by taking on additional leadership responsibilities and supporting both the team and store management. A Senior Shift Supervisor: Leads shifts independently while taking greater ownership of daily operations and team performance.

Coaches and develops baristas while mentoring other Shift Supervisors in leadership and operational procedures. Helps maintain consistent store standards, efficient workflows, and a high-quality customer experience. Takes initiative to identify operational challenges and implement solutions within the scope of the role.

Communicates operational updates, team development needs, and concerns to the Assistant Store Manager and Store Manager. Supports store initiatives and helps promote accountability, teamwork, and consistency across shifts.

Key Responsibilities

Lead daily store operations during assigned shifts, ensuring efficient workflow, strong customer service, and consistent Starbucks standards. Perform all Shift Supervisor responsibilities while taking additional ownership of shift execution, task delegation, and operational readiness. Coach, train, and support baristas while mentoring other Shift Supervisors in leadership and operational procedures.

Help maintain consistent store standards for beverage quality, cleanliness, food safety, cash handling, and inventory management. Monitor product availability, waste, and store readiness, identifying opportunities to improve efficiency and customer experience. Communicate shift updates, operational concerns, and team development needs to the Assistant Store Manager or Store Manager.

Support store initiatives, training efforts, and operational improvements as directed by management. Promote teamwork, accountability, professionalism, and a positive work environment. Resolve routine operational challenges independently and escalate more complex concerns to store management. Demonstrate consistent attendance, punctuality, and professionalism while maintaining a strong leadership presence on the floor.

Be available to work flexible hours, including early mornings, evenings, weekends, and holidays, based on business needs. Summary of Qualifications : At least one year of barista experience required. Previous Shift Supervisor or equivalent leadership experience preferred. Experience delegating tasks, coaching team members, and coordinating shift operations.

Strong understanding of customer service, beverage preparation, food safety, cash handling, and store procedures. Strong leadership, communication, organizational, and problem-solving skills. Commitment to delivering excellent customer service and fostering a positive, supportive team environment. Ability to lead shifts independently, make sound decisions, and support the development of other leaders.

Ability to prioritize responsibilities and adapt in a fast-paced environment. Ability to recognize operational issues and communicate effectively with store management. Basic math skills and the ability to handle cash accurately. High school diploma or GED required. Job Type: Full-time Pay: $24.00 per hour Expected Hours: 30-40 hours per week Shifts Available : Morning shift Day shift Evening shift Weekends Holidays, as needed Experience : Barista experience: At least one year (Required) Shift Supervisor or equivalent leadership experience: At least one year (Preferred) Training, coaching, or team leadership experience (Preferred) Benefits : Employee discount Flexible schedule Paid sick time Paid training Free parking benefits for eligible candidates Work Location : 3135 Matthews Lane, Suite 1301-1303, La Jolla, CA 92093 Work Setting : Full-time, in person Join us as we build a strong leadership team, develop our people, and create memorable Starbucks experiences for the UC San Diego community.