Administrator, Accounting

Administrator, Accounting
Full-Time, Permanent (Benefitted)

This posting is result of a current vacancy.
London, ON
- Application Deadline: February 8, 2026

We're working to ignite hope and foster change for people in our community experiencing mental health or addictions challenges.

The Accounting Administrator plays a key role in supporting the Finance team by ensuring accurate and timely processing of financial transactions, including vendor payments, rent and mortgage entries, statutory remittances, and quarterly invoicing.

This role requires strong technical proficiency in Excel, a solid foundation in accounting principles, and a high level of attention to detail. The Accounting Administrator will collaborate effectively with internal teams and external vendors, demonstrating clear and professional communication. Success in this position also demands strong organizational skills, including the ability to manage multiple priorities, respond to ad hoc tasks, and adapt to evolving financial and organizational needs.

Consider revitalizing your career and making a difference in your community by joining our team
WHAT WE'RE OFFERING:

• What you'll be making - $28.86 to $36.99 per hour
  • The above are initial rates; with grid increases per policy
• When you'll work - 70 hours over two-week period; Hours will be Monday to Friday 8:30am-4:30pm
• Your pension plan - Immediately enrolled in the Healthcare of Ontario Pension Plan (HOOPP)
• Your benefits will be – After a 90-day waiting period, will be enrolled in extended health care benefits

HOW YOU WILL BE MAKING A DIFFERENCE:

Accounts Payable & Vendor Management

• Process vendor payments via EFT and cheque with accurate coding to AP/AR accounts in the Great Plains (GP) system
• Process and validate Smartsheet invoices; collaborate with Housing team for follow‑ups
• Communicate with vendors to update EFT banking details and maintain accurate vendor profiles

Rent & Mortgage Payments

• Accurately code and process rent payments, including HPP program entries
• Enter and verify mortgage payment entries in GP

Coding, Data Entry & Month-End

• Ensure accuracy of coding and correct period allocation
• Enter deposit batch and maintain complete supporting documentation

Statutory Payments & Invoicing

• Processing of Healthcare of Ontario Pension Plan (HOOPP), Employer Health Tax, WSIB.
• Prepare monthly invoices & quarterly invoices (OPSEU, BOT (security clearance needed), Library etc.)

Teamwork:

• Actively engage in learning opportunities, events, meetings, and team building activities scheduled by the organization for staff members
• Act as a resource to other staff and community partners; seek out and listen to input from other staff and community partners
• Be supportive of, and an active participant in, the on-going evolution and growth of the organization

Documentation:

• Complete required documentation as per organization standards, discipline-specific guidelines and standards and PHIPA legislation
• Ensure that confidential information and material is handled in accordance with applicable privacy laws and organization policy

WHAT YOU'LL NEED TO APPLY:
Criminal Record Check Requirements
Successful candidates must have a Criminal Record Check completed in the last six months. Interested applicants who reside in the City of London and are in need of a Criminal Record Check (CRC) are encouraged to apply for one as soon as possible as CRCs in the City of London are currently taking approximately 4 weeks to be processed and offers of employment cannot be made without receipt of a CRC.
We require the following qualifications:

• College diploma or University degree in Accounting, Finance, or Business Administration (primary proof of credentials will be required during the hiring process i.e. original degree/diploma or official transcript)
• Minimum 2 years of experience in Accounts Payable, bookkeeping or general accounting
• Driver's licence and access to a vehicle with adequate insurance to carry out job duties
• Current, satisfactory Criminal Record Check

We prefer the following qualifications:

• Experience with Microsoft Dynamics GP an asset
• Advanced Excel skills: VLOOKUP/XLOOKUP, SUMIF/SUMIFS, pivot tables, data cleaning.
• Ability to manipulate data for reconciliation and reporting.
• Strong accounting knowledge, including coding, accruals, and expense allocation.

INTERNAL APPLICANTS: To be considered as an internal applicant, current staff members are reminded to apply using their or email address.
Get your application in by – February 8, 2026
Our recruitment process allows us to learn about your previous work experience, your qualifications and your commitment to fulfilling our vision. While we appreciate the interest of all applicants, only those individuals being considered for a position will be personally contacted by someone from the interview team.
We welcome and encourage applications from all members of our community including persons of any gender, gender identity, gender expression, or sexual orientation, persons with disabilities, Indigenous persons, and members of visible minorities. If you require accommodations related to a disability at any point during the recruitment process, please contact

Legal Notifications:

• For legal purposes our full business name is: Canadian Mental Health Association Thames Valley Addiction and Mental Health Services
• Artificial Intelligence is not currently employed in our recruitment processes