179 jobs- Windsor • 50 miles
2w
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Senior Administrative Assistant
Aurora, Colorado, United States
$25/hr OnsiteFull Time
Marriott International
Marriott InternationalNASDAQ: MAR: Operates and franchises a global network of hotels and resorts.
Perform front-desk and administrative duties: data entry, record maintenance, guest service, document preparation, mail handling, and basic office equipment operation.
3mo
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Part Time Administrative Assistant 2
Broomfield, Colorado, United States
$20-$35/hr OnsitePart Time
GBA
GBA: Architecture, engineering, and construction services for infrastructure and facilities.
2+ YOEPart-time Administrative Assistant 2 with at least 2 years of relevant experience; high school diploma or equivalent; notary preferred.
Microsoft Office
1mo
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Senior Administrative Assistant
Louisville, Colorado, United States
$52k-$91k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Support director-level management, perform high-visibility administrative and office management tasks, handle sensitive information, strong Microsoft Office (Word/Excel/PowerPoint/Outlook) skills, US citizenship and ability to obtain Top Secret clearance.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
1w
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Administrative Assistant, Operations
Evans, Colorado, United States
OnsiteFull Time
Kodiak Gas Services
Kodiak Gas ServicesNYSE: KGS: Provides natural gas compression and treating infrastructure services.
2+ YOEHigh school diploma/GED, 2+ years administrative experience, proficiency with Microsoft Office and Adobe Acrobat, valid driver’s license/MVR acceptable, strong communication and organizational skills, ability to lift up to 35 lbs, travel up to 10%.
Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Adobe Acrobat, Geotab
3mo
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Administrative Assistant
Loveland, Colorado, United States
$19-$25/hr OnsiteFull Time
Northpoint Recovery
Northpoint Recovery: Provides addiction and mental health treatment services.
Provide receptionist and office support, manage patient intake, scheduling, documentation, and front desk duties; coordinate with team and ensure compliance and cleanliness.
Microsoft Office, Data entry software
1w
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Administrative Assistant
Thornton, Colorado, United States
$20-$21/hr OnsiteFull Time
Klarisana
Klarisana: Provider of ketamine-based mental health and psychiatric therapy services
2+ YOEHigh school diploma or GED required; Bachelor’s degree or 2–3 years clerical experience preferred; proficiency with Microsoft Office/GSuite and EMR; strong organizational, communication and de-escalation skills; medical records and insurance experience.
Microsoft Office, GSuite, EMR
1mo
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Scheduling Administrative Assistant
Wheat Ridge, Colorado, United States
$21-$25/hr OnsiteFull Time
Arapahoe Fire Protection
Arapahoe Fire Protection: A provider of fire safety and suppression system services.
1+ YOEScheduling experience; strong organizational and communication skills; 1-2 years administrative experience; high school diploma or equivalent; proficient in Word, Excel, and TEAMS.
Word, Excel, TEAMS
1w
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Administrative Assistant I/II - City Attorney's Office
Westminster, Colorado, United States
$60k-$83k/yr OnsiteFull Time
City of Westminster
City of Westminster: Provides municipal services and governance to the Westminster community.
3+ YOEHigh school diploma/GED; minimum 3 years administrative assistant experience (or 1 year as City Administrative Assistant I for level II); proficiency with Microsoft Office, JD Edwards, typing 40 wpm; knowledge of office practices, budgeting, confidential record-keeping; background check and drug screen required.
Microsoft Word, Microsoft Outlook, Microsoft Excel, Microsoft Teams, Microsoft PowerPoint, Microsoft Office Suite, Adobe Acrobat Pro, JD Edwards, DocuSign, Laserfiche, Cobblestone, Colorado E-Filing System, PACER/ECF
2w
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Administrative Assistant
Boulder, Colorado, United States
$20-$25/hr OnsiteFull Time
SavATree
SavATree: Provides professional tree, shrub, and lawn care services.
2+ YOESupport sales and branch operations with outbound calling, lead generation, proposals, appointment scheduling, customer service, payment processing, database administration; Microsoft Office proficiency and 2+ years outbound/sales experience preferred.
Microsoft Office Suite, multiline phone systems
3w
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Site Administrative Assistant
Cheyenne, Wyoming, United States
OnsiteFull Time
Bechtel
Bechtel: Designs and constructs large-scale industrial and infrastructure projects.
2+ YOE2-4 years related experience; advanced Microsoft Excel/Outlook/PowerPoint/Word skills; valid driver’s license; ability to multi-task, work overtime, and adapt to changing site conditions; U.S. work authorization required.
Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Word
4w
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Administrative Assistant | Hourly
Wheat Ridge, Colorado, United States
$22-$28/hr OnsiteFull Time
Southern Tire Mart
Southern Tire Mart: Provides tire sales, retreading services, and commercial fleet maintenance.
HS diploma or GED; 18+; pre-employment drug screen; strong communication; POS experience a plus; multitasking in fast-paced environment.
POS system, Basic computer skills
6d
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Seasonal, Operations Administrative Assistant (Part Time)
Longmont, Colorado, United States
$18-$28/hr OnsitePart Time, Seasonal
H&R Block
H&R Block: A tax services providing tax preparation and operational support to offices and clients.
1+ YOEHigh school diploma, 1+ years administrative experience, customer service skills, strong communication, ability to work independently, proficiency with Microsoft Office/Teams/Windows, experience with administrative onboarding, hiring, invoicing, and inventory tasks.
Microsoft Teams, Microsoft Office, Microsoft CoPilot, Windows
1mo
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Tax Administrative Assistant/Receptionist
Fort Collins, Colorado, United States
$22-$27/hr OnsiteFull Time
Eide Bailly
Eide Bailly: A certified public accounting and business advisory firm.
2+ YOEHigh school diploma and 2+ years administrative support; proficient in MS Excel/Word, DocuSign, Adobe; in-office; lift 20 lbs; authorized to work in the United States.
Microsoft Excel, Microsoft Word, DocuSign, Adobe Acrobat, Microsoft Outlook, Microsoft Teams
1w
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Administrative Assistant (Brighton, CO, US, 80601)
Brighton, Colorado, United States
$23-$28/hr OnsiteFull Time
Vestas
VestasNasdaq Copenhagen: VWS: Designs, manufactures, and services wind turbines globally.
1+ YOEProvide reception and office administration, operate phone systems, greet visitors, book travel with Concur, process purchase orders/expenses, and prepare presentations; HS diploma or 1+ years related experience; Microsoft Office proficiency.
PBX, Concur, Microsoft Windows, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
2w
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Construction Administrative Assistant
Greeley, Colorado, United States
$26-$29/hr OnsiteFull Time
Tasman
Tasman: Environmental consulting, engineering, and specialized construction services.
1+ YOEHigh school diploma, 1+ year accounting/billing experience, proficiency with Microsoft Excel/Word/Outlook, ability to learn accounting/ERP systems (NetSuite), strong organization, communication, confidentiality, and time-management skills; valid driver's license and US work authorization required.
Microsoft Excel, Microsoft Word, Microsoft Outlook, NetSuite
1mo
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Administrative Assistant (AA38) Closing 5/29/2026
Thornton, Colorado, United States
$36k-$38k/yr OnsiteFull Time
GOAL High School
GOAL High School: Provides blended online and in-person high school education.
2+ YOEHigh School Diploma required; Associate degree preferred; two years of office/administrative experience; valid driver’s license; reside in Colorado.
Office Software, Spreadsheets, Word Processing, Database, Email, Calendar
1mo
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Tax Administrative Assistant/Receptionist
Fort Collins, Colorado, United States
$22-$27/hr OnsiteFull Time
Eide Bailly
Eide Bailly: Provides accounting, tax, and business advisory services to organizations.
2+ YOEHigh school diploma and 2+ years administrative support; finance/accounting exposure a plus; proficient in MS Office; strong multitasking and communication; authorized to work in the US without sponsorship.
Microsoft Excel, Microsoft Word, DocuSign, Adobe Acrobat, Microsoft Outlook, Microsoft Teams, CCH Applications, Salesforce, Autoflow, 1040 Scan
2w
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Front Desk Administrative Assistant
Boulder, Colorado, United States
$64k-$80k/yr OnsiteFull Time
I2X Technologies
I2X Technologies: Provides mission-critical engineering, cybersecurity, and IT services to government agencies.
2+ YOEUS citizen able to obtain Secret/Top Secret clearance, 2+ years administrative or event coordination experience preferred, strong customer service, security badge/visitor access coordination, and proficiency with Microsoft Office.
Microsoft Office
3mo
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Part Time Administrative Assistant 2
Broomfield, Colorado, United States
$20-$35/hr OnsitePart Time
GBA
GBA: Provides engineering, architecture, and construction management services.
2+ YOEHigh school diploma or equivalent with 2+ years relevant experience; notary preferred.
Microsoft Office
3w
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Administrative Assistant-FT: Google, Boulder
Boulder, Colorado, United States
$27-$34/hr OnsiteFull Time
Premise Health
Premise Health: Provides direct primary care and wellness services at employer-sponsored health centers.
3+ YOEThree years admin support in clinic/office; one-year certificate in front office for medical settings; full-time onsite role with 8am-5pm, Mon-Fri.
Microsoft Word, Microsoft PowerPoint, Email/Office tools