Office Administrator

Gosnaphop; Lake Forest (CA); On-site; USD 28,000 - 33,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Job summary

Addison Group is seeking a proactive Office Administrator in Irvine, CA to support daily operations, greet visitors, manage mail and deliveries, and coordinate supplies. This role requires a friendly, professional demeanor and strong organizational skills.

The ideal candidate has 1+ year of administrative experience, solid MS Office skills (Word/Excel/Outlook), excellent communication, and a customer-service mindset. Onsite, Mon–Fri, with Medical, Dental, Vision benefits.

Qualifications

• At least one year of professional experience in an administrative, receptionist, office support, operations, or customer service role.
• Proficiency in Microsoft Office, particularly Word, Excel, and Outlook.
• Strong customer service skills and a genuine enjoyment of working with people.
• Excellent verbal and written communication skills.
• Strong organizational skills and attention to detail.
• Ability to multitask, prioritize responsibilities, and manage competing deadlines.
• A proactive, solutions-oriented mindset with the ability to work independently.
• Adaptability and a willingness to assist with a variety of office needs.
• Professional demeanor and the ability to handle confidential information appropriately.
• Ability to collaborate effectively with colleagues across multiple departments.
• High school diploma or equivalent required; additional education or relevant certifications preferred.
• Experience with multi-line phone systems, scheduling tools, and general office equipment is a plus.

Responsibilities

• Welcome visitors, guests, and vendors with a friendly, professional first impression.
• Answer incoming calls, direct inquiries, and relay messages.
• Manage mail, packages, shipments, and delivery logistics.
• Maintain a clean, organized reception and shared spaces.
• Monitor supplies and coordinate ordering/restocking.
• Prepare conference rooms and arrange catering.
• Plan and coordinate company events and employee celebrations.
• Coordinate office services with vendors and building management.
• Assist with employee office access and related administrative requests.
• Provide general admin support like data entry, filing, scanning, copying.
• Offer backup support to executive administration.
• Identify opportunities to improve office organization and employee experience.
• Assist with additional administrative tasks as needed.

Skills

Customer service

Communication

Organization

Multitasking

Independent work

Education

High school diploma

Bachelor's degree preferred

Tools

Microsoft Office

Word

Excel

Outlook

Job description

Job Title

Office Administrator

Location (city, state)

Irvine, CA

Industry

Manufacturing

Pay

$20 – $24 per hour

Schedule: Mon-Fri Onsite

Benefits

Medical, Dental, Vision

About Our Client

Addison Group is partnering with our client to identify an enthusiastic, organized, and personable Office Administrator to support the daily operations of their California office. This newly created position is ideal for someone who enjoys interacting with people, creating a welcoming office environment, and keeping day-to-day operations running smoothly.

Our client offers a lively, collaborative workplace where employees enjoy working together. The ideal candidate is professional, approachable, and proactive, with a positive attitude and an interest in helping create an engaging office culture.

Job Description

The Office Administrator will serve as the first point of contact for visitors and provide essential administrative and operational support to the office. This individual will help maintain an organized, professional workspace while coordinating office supplies, deliveries, vendors, meetings, and employee events. The role will also provide general administrative assistance to various departments and occasional backup support to executive administration.

Key Responsibilities

• Welcome visitors, guests, and vendors while providing a friendly and professional first impression.
• Answer incoming phone calls, direct inquiries, and communicate messages to the appropriate team members.
• Manage incoming mail and packages, coordinate outgoing shipments, and assist with delivery logistics.
• Maintain an organized, clean, and professional reception area and shared office spaces.
• Monitor office, kitchen, and conference room supplies and coordinate ordering and restocking.
• Prepare conference rooms for meetings and arrange catering and refreshments as needed.
• Assist with planning and coordinating company events, employee celebrations, and team gatherings.
• Communicate with outside vendors and building management to coordinate office services, maintenance, and facility needs.
• Assist with employee office access, key fobs, and related administrative requests.
• Provide general administrative support, including data entry, filing, scanning, copying, and document preparation.
• Offer backup administrative assistance to executive support staff when needed.
• Identify opportunities to improve office organization and the overall employee experience.
• Assist with additional administrative and operational tasks as needed.

Qualifications

• At least one year of professional experience in an administrative, receptionist, office support, operations, or customer service role.
• Proficiency in Microsoft Office, particularly Word, Excel, and Outlook.
• Strong customer service skills and a genuine enjoyment of working with people.
• Excellent verbal and written communication skills.
• Strong organizational skills and attention to detail.
• Ability to multitask, prioritize responsibilities, and manage competing deadlines.
• A proactive, solutions-oriented mindset with the ability to work independently.
• Adaptability and a willingness to assist with a variety of office needs.
• Professional demeanor and the ability to handle confidential information appropriately.
• Ability to collaborate effectively with colleagues across multiple departments.
• High school diploma or equivalent required; additional education or relevant certifications preferred.
• Experience with multi-line phone systems, scheduling tools, and general office equipment is a plus.

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.

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