133 development assistant jobs at 67 companies in Hampton Bays, NY

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Assistant Director of Development, Athletics
Stony Brook, New York, United States
$87k-$90k/yr OnsiteFull Time, Contract
Stony Brook University
Stony Brook University: Provides public higher education, medical research, and healthcare services.
3+ YOEBachelor's degree and 3 years of full-time fundraising, sales, events, or related experience. Requires donor cultivation, solicitation, fundraising, and relationship management experience; Raiser’s Edge proficiency preferred.
Raiser's Edge
4d
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Business Development and Assistant Sales Manager
Commack or North America
$66k-$74k/yr OnsiteFull Time
Liberty Moving & Storage
Liberty Moving & Storage: Provides residential and commercial moving and storage services.
2+ YOERequires 2+ years in business development, sales, marketing, or account management, strong communication, networking confidence, organization, accountability, and familiarity with LinkedIn, Google Workspace, and basic design tools.
LinkedIn, Google Workspace
2mo
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Assistant Director IT Applications Development
Cheshire, Connecticut, United States
HybridFull Time
HAI Group
HAI Group: Providing property-casualty insurance and risk management for housing organizations.
10+ YOE7+ MgmtBachelor's degree or equivalent experience; 10+ years application development experience, 7+ years leadership, 5+ years in property & casualty insurance technology; experience with enterprise application delivery, data platforms, Agile (SAFe/Scrum).
OneShield, Microsoft SQL Server, Microsoft, SAFe, Scrum, DevSecOps
1mo
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Student Employment: NR Development Assistant - AY 26/27
Hamden, Connecticut, United States
OnsitePart Time
Quinnipiac University
Quinnipiac University: Private university providing undergraduate and graduate degree programs.
Strong written/verbal communication, organization, attention to detail, ability to manage multiple tasks, Google Workspace proficiency; interest in fundraising, communications, or event planning; available 6–8 hours/week during business hours.
Google Workspace, Canva, Bloomerang
2mo
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Development Coordinator - Corporate Concierge
Farmingdale, New York, United States
$25-$30/hr OnsiteFull Time
Nord Development Group
Nord Development Group: Private real estate firm developing residential and mixed-use properties.
1+ YOE1+ year support experience (executive assistant/office manager), highly organized, discreet, basic bookkeeping/reconciliation skills, strong communication, proactive and resourceful.
QuickBooks, Microsoft Excel, CRM
1mo
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Assistant Teacher, MPTN Child Development Center
Mashantucket, Connecticut, United States
$20/hr OnsiteFull Time
Thames Valley Council for Community Action
Thames Valley Council for Community Action: Provides social services and support to disadvantaged community members.
Valid CDA or enrollment in qualifying ECE program, CT child care first-aid, CPR, medication administration, reliable insured transportation, physical stamina, ability to complete health statement and ongoing professional development.
6d
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Senior Administrative Assistant, International Development
New Haven, Connecticut, United States
$32/hr HybridFull Time
Yale University
Yale University: Provides higher education and conducts research across various disciplines.
6+ YOERequires six years of related experience with high school education, four years with an associate degree, a related bachelor's degree with little or no experience, or equivalent combination; advanced Word and Excel skills required.
Microsoft Word, Microsoft Excel
3w
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Research Assistant
New Haven, Connecticut, United States
$28/hr OnsiteFull Time
Yale University
Yale University: Provides higher education and conducts global academic research.
Supporting participant recruitment, data collection and management, chart review, community outreach, and assisting with data analysis and publications for psychology/neuroscience studies.
Microsoft Excel, SPSS, Python, REDCap, Microsoft Office
1w
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Graduate Assistant - Research
Fairfield, Connecticut, United States
$5k/mo OnsitePart Time, Temporary
Sacred Heart University
Sacred Heart University: Private Catholic university offering undergraduate and graduate degree programs.
Assist with participant recruitment, scheduling, literature reviews, data collection and analysis, clerical tasks, research dissemination, events, and daily research activities.
SPSS, Microsoft Excel, Microsoft PowerPoint
4d
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Teaching Assistant
Deer Park, New York, United States
$20/hr OnsitePart Time
Powerback Rehabilitation
Powerback Rehabilitation: National provider of physical, occupational, and speech rehabilitation therapy.
1+ YOEHigh school diploma, valid active teaching assistant certification, and at least one year of experience in childcare, child development, or education. Bilingual English/Spanish preferred.
4d
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Teaching Assistant
Deer Park, New York, United States
$20/hr OnsitePart Time
Powerback Rehabilitation
Powerback Rehabilitation: Provides comprehensive rehabilitation, respiratory, and wellness therapy services.
1+ YOEHigh school diploma, valid active Teaching Assistant Certification, and at least one year of experience in child care, child development, or education. English proficiency required; Spanish preferred.
Medbridge
1w
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Teacher Assistant/Floater
Orange, Connecticut, United States
$17-$22/hr OnsiteFull Time
Cadence Education
Cadence Education: Provider of early childhood education and preschool services.
Meets state preschool teacher assistant requirements; flexible during business hours; childcare or licensed daycare experience preferred; passionate about infant development.
UKG Wallet
1w
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Research Lab Assistant II
Fairfield, Connecticut, United States
OnsitePart Time, Internship
Sacred Heart University
Sacred Heart University: Private Catholic university providing higher education degree programs.
Work-study research assistant studying songbird behavior and physiology; requires attention to detail, organization, and communication skills.
1mo
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Administrative Assistant (Engineering Firm – Land Development) | Fairfield, CT | Bohler
Fairfield, Connecticut, United States
OnsiteFull Time
Bohler
Bohler: Provides land development consulting and civil engineering services.
3+ YOEHigh school diploma/GED required (associate or bachelor\u0002s preferred), 3+ years administrative experience supporting management, proficiency with Microsoft Office, Concur/CRM a plus, strong communication and discretion.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Concur, CRM
1mo
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Assistant Store Manager
Riverhead, New York, United States
$22-$32/hr OnsiteFull Time
Ross Stores
Ross StoresNASDAQ: ROST: Discount retail chain selling brand-name apparel and home fashions
2+ YOE2+ MgmtTwo or more years of store or assistant store manager experience; ability to supervise and develop associates; ability to work evenings and weekends; basic math skills; ability to lift/handle merchandise and use store equipment (PDTs, registers, PC).
PDTs, registers, PC, Public View Monitor (PVM)
4d
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Assistant Teacher
Middle Island, New York, United States
$18-$18/hr OnsitePart Time
Learning Care Group
Learning Care Group: Providing early childhood education and childcare services through multiple brands.
Meet state or accreditation education and experience requirements, complete childcare and child development training, and engage children in indoor and outdoor physical activities.
1mo
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Dental Assistant
Commack, New York, United States
$26-$30/hr OnsiteFull Time
Aspen Dental
Aspen Dental: Operates a nationwide network of branded dental care practices.
High school diploma or equivalent; active state-required license/registration/permit and x-ray certification if required; strong communication, teamwork, and commitment to professional development.
2mo
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Teacher Assistant
North Haven, Connecticut, United States
OnsiteFull Time
Archdiocese of Hartford
Archdiocese of Hartford: Regional Catholic religious and educational organization serving Connecticut.
5+ YOEMinimum five years classroom experience, CPR/First Aid certification, understanding of early childhood development, and meeting CT Office of Early Childhood and Archdiocese regulatory standards.
2mo
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Assistant Stylist
Orange, Connecticut, United States
OnsitePart Time, Temporary
Ulta Beauty
Ulta BeautyNASDAQ: ULTA: Largest US beauty retailer selling cosmetics and salon services.
Requires cosmetology license, basic salon techniques, product recommendation and retail skills, developed communication, ability to work flexible schedule including evenings/weekends/holidays, and stand for long periods.
5d
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Assistant - Programming
Niantic, Connecticut, United States
OnsiteFull Time
Benchmark Senior Living
Benchmark Senior Living: Operates senior living communities providing personalized care and housing.
High school diploma, bachelor's degree, or equivalent experience; knowledge of aging, disabilities, recreational activities, and dementia; ability to develop programs, coordinate tasks, maintain confidentiality, and work under pressure.