Seasonal Tax Administrator (Woodland Hills, CA)

Why Work at Mercer Advisors?

For 40 years, Mercer Advisors has worked with families to help them amplify and simplify their financial lives. How? By integrating financial planning, investment management, tax, estate, insurance, and more, all managed by a single team. Today we proudly serve over 31,300 families in more than 90 cities across the U.S. Ranked the #1 RIA Firm in the nation by Barron’s, we are an independent, national fiduciary legally obligated to always act in the best interest of our clients.*

Mercer Advisors offers a distinct work environment that stands out in the financial industry. Our overall employee base and client-facing team are composed of 50% women, reflecting our commitment to diversity. We attract top talent from across the country, with no formal headquarters and flexible working arrangements, allowing us to assemble the best team possible.

Join us and be a part of a team dedicated to making a meaningful impact on the financial lives of families across the country.

* Mercer Advisors was ranked #1 for RIA firms with up to $70 billion in assets. The Barron’s top RIA ranking is based on a combination of metrics – including size, growth, service quality, technology, succession planning and others. No fee was paid for participation in the ranking, however, Mercer Advisors has paid a fee to Barron’s to use the ranking in marketing. Please see important information about the ranking criteria methodology here.

Job Summary:

The Seasonal Tax Administrator provides dedicated support to the tax team in servicing and delivering on the needs of clients. The position requires flexibility, excellent verbal and written communication skills, and attention to detail. 

Essential Job Functions for the Tax Administrator will include:

• Assisting with various tax-season processes including assembling/scanning/archiving data, logging in tax returns, preparing internal forms, preparing pre-tax-season files, e-filing, processing of tax files after mailing, and delivering returns.
• Accurately inputting tax data into technology systems including tax software and transcribing confidential client correspondence.
• Coordinating and communicating with tax advisors, managers, and other team members to perform job functions.
• Maintaining data integrity across all systems, confirming data and making updates, and preparing reports.
• Other general administrative duties as needed.

Required Knowledge, Skills & Abilities: 

• High school diploma required
• Attention to detail and ability to take initiative to meet deadlines
• Strong communications skills (written/verbal) and professionalism
• Ability to work independently and remain flexible as priorities change
• Proficient in Microsoft Office – Word, Excel, Outlook and PowerPoint
• Excellent organizational skills, ability to multi-task, detail-oriented
• Able to navigate a fast-paced environment with a positive attitude

Work Schedule:  Flexible Schedule - Monday through Friday, 8:00AM to 5:00PM

Working Conditions:  Professional office environment, working inside, standing, and sitting, will be assigned to a workstation.

Work Mode: 100% In-office

Rate: $20/hr.

Dates: Jan 5^th- April 24th 2026

Benefits:

Mercer Advisors offers a competitive and robust benefit package to our employees.   Our benefit programs are focused on meeting all of our employees and their eligible dependents health and welfare needs. We offer the following:

• Company Paid Basic Life & AD&D Insurance
• Company Paid Short-Term and Long-Term Disability Insurance
• Supplemental Life & AD&D; Short-Term Disability; Accident; Critical Illness; and Hospital Indemnity Insurance
• Three Cigna medical plans offerings including two High Deductible Health Plans and a Traditional Co-Pay medical plan.
• Kaiser Medical plans available in California
• Health Savings Account (HSA) with company contributions if enrolled in either HDHP medical plan.
• Two comprehensive Dental Plans
• Vision Insurance Plan
• Dependent Care Savings Account for child and dependent care.
• 14 Company Paid Holidays including a full week off at Thanksgiving.
• Generous paid time off program for vacation and sick days
• Employee Assistance Plan
• Family Medical Leave
• Paid Parental Leave (8 weeks)
• Maternity benefits utilizing company paid STD, any supplemental STD, plus Parental Leave (8 weeks) to provide time for recovery, baby bonding, and enjoying your family time.
• Adoption Assistance Reimbursement Program
• Company Paid Concierge Services for you and your loved ones for the spectrum of caring needs for your aging parents, young children, life’s challenges and more.
• 401(k) Retirement Plan with both Traditional and Roth plans with per pay period match as well as an after-tax option
• Pet Insurance

We are not accepting unsolicited resumes from agencies and/or search firms for this job posting.

Mercer Advisors is an equal opportunity employer and does not discriminate on the basis of any characteristic protected by applicable federal, state, or local law. Mercer Advisors participates in E-Verify and complies with federal employment eligibility verification requirements.

If you need an accommodation during the application or hiring process, please email PeopleTeam@merceradvisors.com. This inbox is for accommodation requests only.

For information about applicant rights, required employment notices, E-Verify participation, and state specific disclosures, please review our Applicant Notices and Employment Rights.

If you are a resident of California, learn more about Mercer's California Consumer Privacy Policy here.CCPA Notice at Collection