Administrative Assistant Jobs in Phoenix, AZ

Administrative assistants in Phoenix earn a median of about $23.50 an hour, and the Valley's hospitals, chip plants and school districts all keep office support roles open. Mayo Clinic starts its medical administrative assistants at $22.12 an hour. Here are the current openings, followed by who is hiring and what it pays.

Current administrative assistant Openings in Phoenix, AZ

Listings marked External are sponsored openings provided by the Jobs2Careers network.

Administrative Assistant Work in Phoenix

Office support work in Phoenix follows the metro's biggest employers. Healthcare is the steadiest source, from Mayo Clinic Hospital on Mayo Boulevard near Desert Ridge to the Dignity Health campuses on Thomas Road and in Chandler, where admin staff run clinic schedules, physician mail and patient calls. The semiconductor build-out adds a newer stream: TSMC Arizona's north Phoenix site near I-17 and Loop 303 hires department and administrative assistants to support engineering teams, on-site and on a Monday to Friday schedule.

Public employers are the other big pool. The City of Phoenix runs Secretary and Administrative Assistant job classes across its departments, and school districts such as Phoenix Union hire office assistants for campuses such as Cactus Canyon High School in Laveen. Where you live matters too: the TSMC site sits at the far north edge of the city off the Black Canyon Freeway, while Chandler Regional is an East Valley commute down the Loop 101 or I-10.

Top Phoenix Employers Hiring Administrative Assistants

These Phoenix-area employers have administrative assistant or office assistant openings posted on their own career sites:

• Mayo Clinic - hires medical administrative assistants for its Phoenix practices at a posted starting wage of $22.12 an hour.
• TSMC Arizona - the chipmaker's north Phoenix fab site hires department, administrative and executive assistants.
• Honeywell - posts senior administrative assistant roles in Phoenix supporting senior executives, on a hybrid schedule.
• Dignity Health - the CommonSpirit system hires administrative coordinators at Chandler Regional Medical Center and office staff across its Phoenix clinics.
• Phoenix Union High School District - the district hires classified office assistants for its high school campuses, including Cactus Canyon in Laveen.

Administrative Assistant Salaries in Phoenix

• Entry level: about $18 to $21 an hour for new assistants and general office roles.
• Experienced: roughly $21 to $28 an hour with a few years of office experience and strong Excel skills.
• Senior: $28 to $35 an hour or more for senior assistants supporting directors and executives.

These are estimates based on federal wage data for the Phoenix-Mesa-Chandler area, where the median is about $23.46 an hour, and on posted pay such as Mayo Clinic's $22.12 starting rate. Pay moves with experience, industry and the level of the person you support. City of Phoenix Secretary II roles range from $16.00 to $26.07 an hour, while large private employers and hospital systems often add full benefits and retirement plans.

How to Become an Administrative Assistant in Phoenix

Arizona has no state license for administrative assistants, so there is no board to register with. Most employers want a high school diploma or GED plus office or customer service experience; Mayo Clinic asks for three years, and TSMC asks for a bachelor's degree for its assistant roles. The Maricopa Community Colleges offer an Administrative Professional certificate and associate degree at Estrella Mountain, Glendale, Paradise Valley and South Mountain, and Phoenix College on Thomas Road offers a Medical Administrative Assisting certificate for clinic work. The ARIZONA@WORK City of Phoenix job centers on South Central Avenue and North 51st Avenue offer free keyboarding tests and resume help. School district office jobs usually require fingerprinting.

What the Job Involves

Administrative assistants keep an office running. Daily work includes answering and routing calls, managing calendars and booking meetings, preparing documents and spreadsheets, handling mail and filing, ordering supplies, arranging travel and processing expense reports. In a medical practice the job adds patient calls, referral requests and physician schedules; in a plant or corporate office it leans toward team logistics, events and budget tracking.

Skills Employers Look For

• Microsoft Word, Excel and Outlook proficiency
• Calendar and meeting management
• Clear phone and written communication
• Accuracy and attention to detail
• Discretion with confidential information
• Juggling competing priorities
• Bilingual English and Spanish, a plus in patient-facing offices

Career Path and Advancement

Many Phoenix assistants start in reception, general office or customer service roles, move into an administrative assistant job, then step up to senior assistant or executive assistant supporting directors. From there the path leads to office manager, administrative coordinator or operations roles, and at the City of Phoenix the job classes climb from Secretary through the Administrative Assistant series. Healthcare experience at a system like Mayo Clinic or Dignity Health carries over well into practice management.

Related Careers in Phoenix

If administrative work interests you, these related Phoenix roles are close matches:

• Customer Service Representative Jobs
• Medical Assistant Jobs
• Accountant Jobs
• Human Resources Manager Jobs

Frequently Asked Questions

Do you need a license to be an administrative assistant in Arizona?

No. Arizona does not license administrative assistants, so no state exam or registration is required. Certifications such as Microsoft Office Specialist or the IAAP Certified Administrative Professional are optional and can help you stand out.

How much do administrative assistants make in Phoenix?

Most earn about $18 to $28 an hour, with a metro median near $23.46. Senior assistants supporting executives can earn $35 an hour or more.

Where can I train for office work in Phoenix?

The Maricopa Community Colleges offer an Administrative Professional certificate and associate degree at Estrella Mountain, Glendale, Paradise Valley and South Mountain. Phoenix College offers a Medical Administrative Assisting certificate for clinic and hospital offices.

What hours do administrative assistants work in Phoenix?

Most roles are full-time, Monday to Friday, around 8 a.m. to 5 p.m. Some hospital and plant offices start earlier or run later, and a few corporate roles are hybrid.

Do school office jobs in Phoenix need a background check?

Yes, expect one. Arizona law has school districts fingerprint staff who work with students, and districts may require an Arizona fingerprint clearance card before you start.

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