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School Custodian & Maintenance jobs in San Mateo County

San Mateo County has 30 open custodian and maintenance jobs right now, at 13 districts and schools. 1 was posted in the last 7 days. Typical posted pay is $31.74–$36.00 an hour. 13 of the open jobs are full-time and 15 part-time; the typical one that lists its hours is 8 hours a day.

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Where they're hiring

Open school custodian & maintenance jobs by employer
District or school	Open jobs
San Mateo Union High School District	5
San Mateo-Foster City School District	5
San Carlos School District	4
South San Francisco Unified	2
Las Lomitas Elementary	2
Belmont-Redwood Shores Elementary	2
Cabrillo Unified School District	2
Jefferson Union High School District	2
Jefferson Elementary- Daly City	2
Pacifica School District	1

Open school custodian & maintenance jobs

Job	Pay	Posted	Deadline
Substitute Carpenter San Mateo Union High School District · San Mateo	$48.15/hr	Nov 6	Ongoing
Substitute Painter San Mateo Union High School District · San Mateo	$48.15/hr	Nov 3	Ongoing
Custodian - Night Shift - Probationary - Menlo-Atherton High School Sequoia Union High School District · Redwood City	$36.19–$43.89/hr	Nov 2	Nov 16
Custodian II - 1 FTE Heather San Carlos School District · San Carlos	$26.67–$32.43/hr	Nov 2	Nov 13
2026-2027 Custodian Substitute Pool Las Lomitas Elementary · Menlo Park	$35.37/hr	Oct 28	Ongoing
School Bus Driver/Maintenance Assistant (1.0 FTE) San Carlos School District · San Carlos	$28.71–$34.93/hr	Oct 22	Until filled
MAINTENANCE TECHNICIAN Jefferson Elementary- Daly City · Daly City	$33.51–$40.72/hr	Oct 7	Nov 20
Custodian 1.0 FTE - CL#28 - Ralston (Afternoon/Evening) Belmont-Redwood Shores Elementary · Belmont	$26.66–$30.88/hr	Sep 29	Until filled
Financial Analyst - Facilities - Internal Candidates Only San Mateo-Foster City School District · Foster City	$38.73–$49.43/hr	Sep 28	Until filled
Capital Facilities Manager (Posting#3789-1) San Mateo Union High School District · San Mateo	$167,016–$193,687/yr	Sep 23	Until filled
District HVAC & Refrigeration Mechanic Jefferson Union High School District · Daly City	$43.50–$50.46/hr	Sep 11	Ongoing
Substitute Maintenance Custodian - Multiple Sites Cabrillo Unified School District · Half Moon Bay	$26.16–$35.02/hr	Sep 11	Until filled
Substitute Custodian - District Wide Belmont-Redwood Shores Elementary · Belmont	$24.00/hr	Aug 29	Ongoing
Night Custodian - Cottage Grove & Roving San Mateo-Foster City School District · Foster City	$27.29–$34.83/hr	Aug 28	Until filled
School Operations Team Leader- Custodians - Foster City Elementary & Roving San Mateo-Foster City School District · Foster City	$28.70–$36.64/hr	Aug 28	Until filled
Substitute Custodian II (Night) - (Multiple Sites) Cabrillo Unified School District · Half Moon Bay	$23.69–$31.71/hr	Aug 20	Apr 30
Custodian I & Warehouse Delivery Driver (on-call substitutes needed) South San Francisco Unified · South San Francisco	$28.03/hr	Aug 19	Ongoing
HVAC Technician (REPOST) South San Francisco Unified · South San Francisco	$42.47–$51.59/hr	Aug 13	Until filled
Custodian \| SUBSTITUTE Ravenswood City Elementary · East Palo Alto	$24.76–$33.21/hr	Aug 10	Ongoing
Custodial Substitutes Needed! San Carlos School District · San Carlos	$25.89/hr	Jul 22	Jul 1
SUBSTITUTE CLASSIFIED EMPLOYEE: MAINTENANCE TECH, CUSTODIAN, INSTRUCTIONAL ASSISTANT Jefferson Elementary- Daly City · Daly City	$21.06–$31.89/hr	Jul 15	Ongoing
Floating School Custodian Hillsborough City School District · Hillsborough	$34.35–$41.75/hr	Jul 14	Until filled
Electrician - Bus Garage Jefferson Union High School District · Daly City	$43.50–$50.46/hr	Jun 4	Ongoing
Building Trades Specialist - Plumbing Focus; Maintenance & Operations San Mateo-Foster City School District · Foster City	$35.06–$44.74/hr	May 15	Until filled
Substitute Classified Staff - Custodians, Groundskeeper, Maintenance Pacifica School District · Pacifica	$20.90/hr	May 12	Dec 31
Substitute School Plant Operations Employee (Custodian) San Mateo Union High School District · San Mateo	$32.82/hr	Apr 16	Ongoing
Substitute Utility Worker (Weekend Position) San Mateo Union High School District · San Mateo	$33.64/hr	Apr 16	Ongoing
Maintenance Technician San Carlos School District · San Carlos	$33.12–$40.31/hr	Apr 10	Nov 12
2026-2027 Maintenance Worker Substitute Pool Las Lomitas Elementary · Menlo Park	$40.85/hr	Oct 2, 2025	Ongoing
Custodian - Substitute; various sites San Mateo-Foster City School District · Foster City	$27.29/hr	Apr 23, 2025	Jun 30
No open jobs of that kind right now.

Questions about school custodian & maintenance jobs in San Mateo County

How much do school custodians make in San Mateo County?

Typical posted pay is $31.74–$36.00 an hour, from 64 postings in the last 12 months that listed pay. Most new hires start near the low end of a range.

Who's hiring school custodians in San Mateo County?

San Mateo Union High School District (5 open), San Mateo-Foster City School District (5) and San Carlos School District (4).

Are custodian and maintenance jobs in San Mateo County full-time or part-time?

13 of the open jobs are full-time and 15 part-time; the typical one that lists its hours is 8 hours a day.

How fast should I apply?

33% of the open jobs are “open until filled”: the district can stop taking applications as soon as it has enough, so apply within a few days of a posting.

How do I hear about new custodian and maintenance jobs in San Mateo County?

Set up a free alert: pick this kind of job and your ZIP code, and we’ll email you when a new one is posted, once a day for free or within minutes with Plus.

Guides for school custodian & maintenance jobs

School custodian pay in California, by district (2026–27)