92 site assistant jobs at 59 companies in Mount Prospect, IL

4w
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Assistant Site Manager
Chicago, Illinois, United States
$26/hr OnsiteFull Time
NAPA Auto Parts
NAPA Auto PartsNYSE: GPC: Private automotive parts network serving repair professionals, do-it-yourself mechanics, and drivers with parts, accessories, and vehicle-care services.
High school diploma, demonstrated leadership in automotive aftermarket or retail parts environment, ability to supervise staff, operate POS and catalog systems, perform physical tasks up to 60 lb.
TAMS
1mo
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Assistant Site Supervisor
Chicago, Illinois, United States
$50k-$60k/yr OnsiteFull Time
Metropolitan Family Services
Metropolitan Family Services: Nonprofit human services agency helping low-income and working-poor Chicago-area families with education, counseling, economic, and legal services.
2+ MgmtBachelor’s in Early Childhood Education (or master’s), current Illinois PEL, CPR and pediatric first aid, 2+ years supervisory experience in 0-5 setting, strong communication and team skills.
ChildPLUS, COPA, TS Gold
2mo
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After School Rec Assistant Site Coordinator
Wilmette, Illinois, United States
$18-$21/hr OnsitePart Time
Wilmette Park District
Wilmette Park District: We enrich the quality of community life by promoting wellbeing, providing exceptional parks and facilities, and offering creative programming for people of all ages and abilities.
Supports site leadership for after-school program; prior experience with children in recreational/educational settings; must be 18+; CPR/First Aid required within three months; able to lift up to 25 lbs; leadership preferred.
1mo
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Illinois Assistant Site Manager
Orland Park or New Lenox or Braidwood
$18/hr OnsiteFull Time
Ridgeway Petroleum
Ridgeway Petroleum: Family-owned convenience-store and fuel retailer serving motorists with gasoline, car washes, convenience goods, and Mastodon food service.
Able to communicate in English, valid driver\u0000s license and reliable transportation, retail experience preferred, ability to supervise staff, perform cash handling, and lift up to 60 lbs.
2mo
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Clubhouse Assistant Site Director 26-27
Buffalo Grove, Illinois, United States
$18/hr OnsitePart Time
Buffalo Grove Park District
Buffalo Grove Park District: Enriching life and community through premier parks, programs and facilities.
Assist daily operations of before/after-school program: supervise children, support staff leadership, plan and implement activities, prepare weekly lesson plans; mandatory paid training Aug 4–7, 2026.
1mo
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Assistant Site Manager – Sparkle Express (Elgin, IL)
Elgin, Illinois, United States
$18-$19/hr OnsiteFull Time
Sparkle Express Car Wash
Sparkle Express Car Wash: Private express car-wash operator serving drivers across Illinois, Georgia, and South Carolina.
Leadership/supervisory experience in fast-paced retail or service environments, strong communication and organizational skills, dependable transportation, ability to pass background check, focus on customer service and sales coaching.
2mo
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CARE Site Director / Assistant Director
Palatine, Illinois, United States
$19-$22/hr OnsitePart Time, Seasonal
Palatine Park District
Palatine Park District: N Illinois municipal government providing parks, recreation facilities, programs, and services to local residents and visitors.
High school diploma/GED, prior experience working with children, prior part-time supervision experience, and obtaining Adult & Child CPR/AED certification within three months of hire.
2mo
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Site Civil EIT/Coordinator
Chicago, Illinois, United States
OnsiteFull Time
HDR
HDR: Global professional services firm specializing in architecture, engineering, and construction.
Bachelor's degree required. Perform site layout, grading, utility and drainage design; assist senior engineers; administrative project duties. EIT certificate preferred; familiarity with MicroStation/AutoCAD and civil software preferred.
MicroStation, AutoCAD, Bentley ConceptStation, Autodesk Infraworks, Civil 3D, OpenFlows
1mo
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2026-2027 Before and After School Assistant Site Supervisor
Lombard, Illinois, United States
$17-$18/hr OnsitePart Time, Seasonal
Lombard Park District
Lombard Park District: Government park district providing public parks, recreation programs, athletic facilities, golf, and aquatics for Lombard-area residents.
High school diploma required; previous experience working with children; CPR/AED/First Aid and mandated reporter and sexual harassment prevention training required; proficiency with Microsoft Outlook and Google Drive; reliable transportation.
Microsoft Outlook, Google Drive
2mo
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CAP Asst. Site Director
Arlington Heights, Illinois, United States
$19-$22/hr OnsitePart Time
Arlington Heights Park District
Arlington Heights Park District: Local government park district providing parks, recreation programs, facilities, and community services for Arlington Heights-area residents.
2+ YOEHigh school diploma or GED (Associate preferred), minimum 2 years childcare/program supervision experience, CPR (child & adult) and AED, ISP fingerprint and DCFS CANTS background checks, TB testing, ability to supervise children and staff, strong communication and leadership.
3d
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Site Administrative Assistant
Sturtevant, Wisconsin, United States
OnsiteFull Time
BRP
BRPTSX: DOO: Global manufacturer of powersports vehicles and marine products.
2+ YOEHigh school diploma required; associate degree preferred. Requires 2+ years supporting executive leaders, confidentiality, organization, communication, problem-solving, Microsoft Office Suite, and Google Workspace proficiency.
Microsoft Office Suite, Google Workspace, TM1, MyBRP
3d
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Site Administrative Assistant
Sturtevant, Wisconsin, United States
OnsiteFull Time
BRP
BRPTSX: DOO: Global manufacturer of powersports vehicles and marine products.
2+ YOEHigh school diploma or equivalent required; associate degree preferred. Requires 2+ years of administrative experience supporting executive leaders, strong organization, communication, confidentiality, multitasking, and customer service skills.
MyBRP, TM1, Microsoft Office Suite, Google Workspace
2w
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Site SA Assistant
Chicago or United States
OnsiteFull Time
The Pictsweet Company
The Pictsweet Company: Family-owned producer and distributor of frozen vegetables.
2+ YOERequires 2+ years of experience, an associate's degree or equivalent, Secret clearance, and ability to lift 40 pounds. CompTIA A+, Security+, and ITIL 4 Foundation are preferred.
AD, System Center Configuration Manager, Post Administration Tool, Travel Document Issuance System, Passport Records Imaging System Management, Automated Cash Register System, vSphere Installation Bundles (VIBs), Oracle, SQL, vSphere, OS, ServiceNow
3w
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Early Childhood Assistant Site Director (Jacob Duman at Lake County JCC)
Lake Zurich, Illinois, United States
$60k-$66k/yr OnsiteFull Time
JCC Chicago
JCC Chicago: Jewish nonprofit community-center system serving children, families, teens, adults, and seniors across Chicagoland and Illinois.
2+ YOEBachelor’s degree and 21 early childhood college hours required; 2 years of supervisory or program management experience, curriculum knowledge, budgeting ability, MS Word and Excel proficiency, and a valid driver’s license required.
Microsoft Word, Microsoft Excel, Remini
2mo
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Administrative Assistant- Part Time
Chicago, Illinois, United States
$22-$23/hr OnsitePart Time
Evergreen Real Estate Group
Evergreen Real Estate Group: Developing and managing affordable and market-rate housing for families, seniors, and disabled residents.
1+ YOEHigh school diploma or GED, 1+ year clerical/assistant experience, familiarity with One Site, payroll/timecard and A/P support, receptionist and leasing assistance, strong communication and customer-service skills.
One Site
1mo
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Department Assistant (On-site)
Chicago, Illinois, United States
$19-$24/hr OnsiteFull Time
College of Law
College of Law: Private Catholic nonprofit research university serving undergraduate, graduate and law students in Chicago.
5+ YOEHigh school diploma plus paralegal certificate or 5-6 years clerical experience; bilingual English/Spanish; intermediate Microsoft Word/Excel/PowerPoint and D2L; strong communication and detail orientation.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, TypePad, D2L
1w
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Assistant Merchant, E-Commerce (On-Site)
Oak Brook, Illinois, United States
$76k-$96k/yr OnsiteFull Time
Ace Hardware
Ace Hardware: Retailer-owned hardware cooperative supplying independent stores with hardware, paint, tools, lawn-and-garden products, and support services.
2+ YOERequires 2+ years of e-commerce, marketing, or merchandising experience, analytical and communication skills, and proficiency with Microsoft Office tools. Visa sponsorship is unavailable.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Access, Microsoft PowerPoint
3w
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Medical Assistant
Chicago, Illinois, United States
$18-$20/hr OnsiteFull Time
TCA Health
TCA Health: Improving health outcomes by providing high-quality, barrier-free, personalized health care.
1+ YOEMedical Assistant diploma or training, current BLS, and at least one year of family practice experience. Requires clinical support skills, EMR documentation, communication, and ability to travel between sites.
Electronic Medical Record (EMR), Aflac
1mo
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Certified Medical Assistant or Medical Assistant Neurology Clinic
Hinsdale or Woodridge
$17-$30/hr OnsiteFull Time
UChicago Medicine AdventHealth Bolingbrook
UChicago Medicine AdventHealth Bolingbrook: Faith-based non-profit healthcare system providing whole-person care.
1+ YOERequires medical assistant certification, BLS/CPR, high school diploma, 1+ year related experience preferred, computer proficiency, ability to support clinic operations and travel between sites.
2w
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Medical Assistant - Endo
Elmhurst or Downers Grove or Addison or Hinsdale or Oak Park
$20-$29/hr FieldFull Time
Endeavor Health Medical Group
Endeavor Health Medical Group: Integrated healthcare delivery system serving northeast Illinois.
High school diploma/GED, current American Heart Association CPR, and clinical medical assistant certification or registration preferred with six months clinical experience. Driver's license required for off-site duties.