Middlesex occupies a fortunate and compelling place in Concord, Massachusetts, and in the independent school world. Situated on a beautiful, bucolic Olmsted-designed campus, the School is located within easy striking distance of the Boston/Cambridge area. Middlesex School searches for and prizes teachers and staff members who are inspired equally by their disciplines and by a commitment to sharing their best selves with the wider community. We encourage and support our faculty members as they pursue further study in their fields, recognizing that their own vitality as thinkers and learners energizes their engagement with the young minds in their care.

Our faculty and staff know students not only in the classroom context, but through participation in the varied programs of the School. Through this connection, we enjoy a community based in integrity, intellectual vitality, and mutually held respect. Open Faculty and Staff positions are posted below. Initial contacts and interviews for an open position begin when a job is posted and continue until the position is filled. In applying for any open position, please follow the directions given at the bottom of the job description (cover letter, resume, etc.). All applications will receive a response. If you have any additional questions about the application process you may contact the Human Resources team by sending an email to HR@mxschool.edu.

Career Opportunities

Concord, MA
Athletics Positions
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Job Summary: The Part-time Assistant Athletic Trainer provides athletic trainer coverage for Middlesex School athletic programs. The Part-time Assistant Athletic Trainer will practice within the parameters of the Athletic Trainers Licensing Law as laid out by the Athletic Trainers of Massachusetts, and the Standards of Practice laid out by the National Athletic Trainers Association. To learn…
Concord, MA
Administration Positions
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OVERVIEW: Middlesex School is an independent college-preparatory boarding and day school for grades 9-12 located on the edge of Concord, Massachusetts. Situated on a beautiful, bucolic Olmsted-designed campus, the School is located just 20 miles outside of the Boston/Cambridge area. Middlesex searches for and prizes teachers and staff members who are inspired equally by their disciplines and…

Associate Director of Admissions

Administration Positions
Concord, MA
Administration Positions
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Middlesex School seeks an Associate Director of Admissions for the 2025-2026 School year. Reporting to the Dean of Admissions and Financial Aid, the new hire will join a highly collaborative Admissions team that aspires to enroll a diverse and talented student body. This is a senior level position within the office that includes extensive interviewing, travel, applicant assessment as part…

Admissions Officer

Administration Positions
Concord, MA
Administration Positions
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Middlesex School seeks an Admissions Officer for the 2025-2026 School year. Reporting to the Dean of Admissions and Financial Aid, the new hire will join a highly collaborative Admissions team that aspires to enroll a diverse and talented student body. The position includes extensive interviewing, travel, and applicant assessment as part of the Admissions Committee, and other projects as…
Concord, MA
Facilities Positions
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Summary/objective Under the supervision of the Foreperson of Grounds, execute on all matters related to grounds, landscaping, athletics fields/facilities, and natural resources with a team of 6 groundskeepers across a 350-acre campus with buildings totaling over 500,000 square feet. Schedule This position has a hybrid schedule: between mid-November and March the schedule is Monday-Friday…

Teacher of Biology

Teaching Positions
Concord, MA
Teaching Positions
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Middlesex School invites applications for a full-time Biology teacher beginning in the 2025-2026 academic year. The ideal candidate will bring enthusiasm for teaching biology while also having the ability to contribute to either our chemistry or physics curricula. The position involves teaching college preparatory biology courses from introductory to advanced levels. We seek educators who…

Per Diem Nurse

Wellness Center Positions
Concord, MA
Wellness Center Positions
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Schedule: Wednesday/Thursday overnight shift (15-18 hours) Summary/objective: Per Diem nurses are hired to manage student care as noted below in The Wellness Center. To the extent possible, schedules will be determined for the academic year by the Wellness Center Coordinator but are subject to change given potential changes in students remaining on campus and staffing changes. Essential