2026-2027 | School Building Custodian

About Boston Prep 

Boston Prep is a college-preparatory charter public district, made up of a single-site middle and high school.   In 2026-2027, our community will include 700 students in grades 6-12, over 500 alumni, over 140 faculty members, and hundreds of families. The majority of our students and families reside in Dorchester, Roxbury, Mattapan, and Hyde Park. As a charter public school, we welcome all students via an impartial public lottery, and hold the same high expectations and ambitions for all of our students, including those with special needs and English language learners.

Mission

At Boston Prep, our mission is to prepare students to succeed in a four-year college and embody, in thought and action, lifelong ethical growth.  We foster an environment structured around accelerating academic growth, as demonstrated by our extended school day and school year.  We believe that to do this work effectively, relationships are the heart of our community and an understanding of anti-racism is critical in serving our community effectively.  

To achieve our ambitious goals, our approach includes six essential beliefs that we believe leads to our success: 

We have an exceptional adult team; we are One Team. 

We hold high expectations for all students.

We foster ethical growth, inside and outside of the classroom.

We have an invested, passionate student culture, balanced by structure and joy.

We offer a range of support, academic, social, and emotional, to all students.

We ensure college persistence through a number of student and alumni support.

Values

Our mission guides Boston Prep and our values guide how we work together as a One Team.  Our values hold us accountable to ourselves, to one another, to our students, and to our families.  They remind us of how we strive to do the work of our achieving mission together, united as a One Team. Our One Team’s values:

We are mission driven.  

Everyone is here for the same reasons. 

Organizational changes are required to achieve the mission.  

We believe all of us, in every step of our journey, have room to improve. 

Staff actions drive student results.

Position Summary: 

The School Custodian is responsible for maintaining a clean, safe, and well-functioning campus environment. This role includes daily cleaning of high-traffic areas during school hours, supporting general building and grounds maintenance, and responding promptly to facility needs as they arise. The Custodian works closely with school leadership and faculty, performs hands-on repairs, and follows a structured daily schedule to ensure operational excellence.  

Hours for this position are 8:00am-4:30pm Monday-Friday on site. 

Key Responsibilities of the Role:

Janitorial Duties:

Clean and sanitize staff and student restrooms daily

Emptying trash and cleaning cafeterias after student breakfast and lunch blocks daily

Respond promptly to janitorial needs as they arise (spills, graffiti, general cleaning)

Restock essential supplies (paper towels, toilet paper, soap, school supplies, etc.) 

Maintain cleanliness and organization of common spaces, including the faculty workroom, supply closets, and the laundry room

Clean exterior areas of trash and debris

Maintenance & Facilities Support:

Address routine on-site maintenance needs in a timely and effective manner

Perform basic repairs (e.g., painting, patching) and routine upkeep (e.g., lockers, window shades, keys)

Support general campus upkeep and appearance

Assist external vendors and contractors (e.g., HVAC, plumbing, electrical, locksmith, pest control, elevator services) in coordination with the facilities team

Support the facilities team with inspections as needed (e.g., fire safety systems, sprinkler systems, HVAC, water systems, elevators, etc.)

Conduct regular building walkthroughs to assess conditions, document issues, and complete necessary repairs

Ensure furniture and fixtures (e.g., desks, cabinets) are maintained in good working condition

Qualifications:

Proficient knowledge of cleaning methods, tools, and facility maintenance practices 

Previous janitorial, carpentry, facilities, and/or maintenance experience highly preferred

Strong attention to detail and ability to work independently

Effective communication and teamwork skills

Physical Demands and Work Environmental Factors:

Ability to stand, walk, bend, and perform physical tasks for extended periods

Capability to lift up to 50 pounds

Ability to safely and successfully perform the essential job functions consistent with the ADA, FMLA, and other federal, state, and local standards, including meeting qualitative and/or quantitative productivity standards

Ability to maintain regular, punctual attendance consistent with the ADA, FMLA, and other federal, state, and local standards

Compensation:

The salary range for this role is $48,192 - $59,676.  Final compensation will be based on years of experience. More specific compensation information can be shared upon request.  

For more information, please visit our website at www.bostonprep.org. 

One Mission.  One Team.  One School.  We are Boston Prep.

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At Boston Preparatory School we acknowledge barriers to opportunities that exist within the job seeking market. Many potential candidates shy away from applying due to lack of confidence in their skills and imposter syndrome. As we do our part to dismantle these barriers within our own recruitment processes, we encourage candidates from all walks of life, especially those from marginalized backgrounds, to apply and make positive change within the lives of our students.