TriNet is a leading provider of comprehensive human resources solutions for small to midsize businesses (SMBs). We enhance business productivity by enabling our clients to outsource their HR function to one strategic partner and allowing them to focus on operating and growing their core businesses. Our full-service HR solutions include features such as payroll processing, human capital consulting, employment law compliance and employee benefits, including health insurance, retirement plans and workers’ compensation insurance.
TriNet has a nationwide presence and an experienced executive team. Our stock is publicly traded on the NYSE under the ticker symbol TNET. If you’re passionate about innovation and making an impact on the large SMB market, come join us as we power our clients’ business success with extraordinary HR.
Don't meet every single requirement? Studies have shown that many potential applicants discourage themselves from applying to jobs unless they meet every single requirement. TriNet always strives to hire the most qualified candidate for a particular role, ensuring we deliver outstanding results for our small and medium-size customers. So, if you're excited about this role but your past experience doesn't align perfectly with every single qualification in the job description, nobody’s perfect – and we encourage you to apply. You may just be the right candidate for this or other roles.
A Brief Overview
The Supervisor, Corporate Administration will lead, develop, and drive a diverse team of Executive and Administrative Assistants toward providing world class service to TriNet's executive and senior leaders. In addition, the Supervisor will support one to two SVP, VP or DVP level leaders in an Executive Assistant capacity and will serve as the primary point of contact for internal and external interactions on all matters pertaining to their leader(s) by being responsible for handling a wide variety of, often times, confidential administrative tasks. These include, but are not limited to, calendar management, communications, meetings, presentations, coordinating travel, and preparing expense reports.
What you will do
Handle all facets of general administrative work including, but not limited to, calendar scheduling/maintenance, meeting coordination, expense reporting and travel coordination for the assigned leader(s)
Fosters a learning culture within the team focused on coaching, regular feedback, accountability, and development while leading the team through the constant change that stems from the company’s aggressive growth strategy
Maintain strong partnerships with Executive Assistants and members of the senior leadership team to ensure effective communication, alignment, and critical connection points throughout the organization.
- Learn and understand the business/department and their strategic initiatives to independently and proactively prioritize tasks
- Assess staff performance and provide coaching and guidance on best practices in line with TriNet’s policies and procedures to ensure maximum efficiency and engagement.
- Proactively manage outstanding action items to ensure responsiveness and follow through on commitments / asks
- In coordination with Corporate Administration Leaders, identify procedures to centralize and/or streamline processes while collaborating with Chief of Staff to ensure alignment with organization and senior team members.
- Work with Corporate Administration Leaders to ensure team members complete their Corporate Administration work accurately, on time, and as expected.
- Champion AI initiatives to streamline and enhance Corporate Administration initiatives.
- Actively seek opportunities to train and develop colleagues and drive the team through the constant change that stems from the company’s aggressive growth strategy
- May collaborate with Chief of Staff to ensure alignment with organization and senior team members
- Identify opportunities to remove silos through partnership and superior communication between multiple departments
- Act as EA Floater/back up support for EAs as needed
- Performs other duties as assigned
Complies with all policies and standards
Education Qualifications
Associate's Degree with related work experience required or
Bachelor's Degree with related work experience preferred
Experience Qualifications
Typically 4+ years in an Executive Assistant or similar/related role required
Typically 1+ years Experience in leading or supervising a team preferred
Skills and Abilities
- Excellent verbal and written communication skills with superb attention to detail and outstanding customer service skills.
Demonstrated ability to build effective relationships and positively influence others
- Demonstrated ability to train, mentor, and coach others with an emphasis on collaboration, clear communication, growth and development
- Demonstrated flexibility in examining new approaches in problem solving in response to changing organizational objectives
- Support and embrace a collaborative and highly communicative teaming approach
- Forward-thinking presentation and facilitation skills
- A demonstrated dedication to high professional ethical standards and a diverse workplace
- Ability to thrive in a constantly evolving work environment
- Act with a deliberate sense of urgency and a customer service philosophy
- Ability to maintain a calm and professional demeanor while dealing with difficult situations
- Must be highly organized with an emphasis on prioritization
Proficient in Microsoft Office
Travel Requirements
Minimal travel to the US may be required.
Work Environment
Work in clean, pleasant, and comfortable office or home setting. The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable persons with disabilities to perform the essential functions.
This position is 100% in office
Please Note: TriNet reserves the right to change or modify job duties and assignments at any time. The above job description is not all encompassing. Position functions and qualifications may vary depending on business necessity.
TriNet is an Equal Opportunity Employer and does not discriminate against applicants based on race, religion, color, disability, medical condition, legally protected genetic information, national origin, gender, sexual orientation, marital status, gender identity or expression, sex (including pregnancy, childbirth or related medical conditions), age, veteran status or other legally protected characteristics. Any applicant with a mental or physical disability who requires an accommodation during the application process should contact [email protected] to request such an accommodation.
Skills Required
- Associate's degree with related work experience
- Bachelor's degree with related work experience
- Typically 4 or more years of experience in an Executive Assistant or similar role
- Typically 1 or more years of experience leading or supervising a team
- Proficiency in Microsoft Office
- Excellent verbal and written communication skills, attention to detail, and customer service skills
- Ability to train, mentor, coach, prioritize, build relationships, and work in a changing environment
TriNet Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about TriNet and has not been reviewed or approved by TriNet.
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Healthcare Strength — Access to major national and regional carriers (e.g., Aetna, Kaiser, select Blue plans, and UnitedHealthcare in many states) and multiple plan designs underpin strong health coverage. Consolidated enrollment tools and recognizable networks help many teams view total rewards favorably.
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Retirement Support — A TriNet-sponsored multiple-employer 401(k) administered with Empower simplifies setup and payroll integration. Fiduciary and administrative responsibilities handled by the provider add tangible value to retirement offerings.
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Flexible Benefits — A broad menu spans medical, dental, vision, life/disability, FSA/HSA, EAP, commuter, and other voluntary options with side-by-side plan comparisons and open-enrollment support. Access to add-ons like telemedicine and wellness perks in one platform expands choice for varied workforce needs.
TriNet Insights
What We Do
TriNet (NYSE: TNET) provides small and medium-size businesses (SMBs) with full-service HR solutions tailored by industry. To free SMBs from HR complexities, TriNet offers access to human capital expertise, benefits, risk mitigation and compliance, payroll and real-time technology. From Main Street to Wall Street, TriNet empowers SMBs to focus on what matters most—growing their business.

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