Posted 7 days ago
Office Manager
@ Sienna Senior Living
Tillsonburg, Ontario
Overview
Sienna Senior Living is hiring an Office Manager at its Aspira Harvest Crossing Retirement Living residence to run daily administrative functions, resident accounts, accounting, payroll and reception. The role is full-time with a salary of $49,117 to $61,397, plus benefits including health and dental, RRSP matching and an employee share purchase plan.
Responsibilities:
- Manage resident files, billing and accounts receivable
- Oversee accounting procedures including accounts payable and month-end close
- Confirm accuracy of bi-weekly payroll and process new hires and terminations
- Manage reception, concierge and resident security functions
- Support recruiting, onboarding and scheduling of direct reports
Requirements summary:
- Administrative and accounting experience
- Payroll processing experience, preferably in Ultipro
- Knowledge of resident contract and billing compliance
- Strong organizational and records management skills
Tools & skills
Benefits mentioned
Source and dates
Employer career site / ATS feed · phenom
- Employer posting date
- 2026-10-30
- First seen by our source
- 2026-10-09
- Source record updated
- 2026-11-05
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Mid level |
| Department | Administrative |
| Manages people | Yes |
| Hours per week | 40 (estimated) |
| Travel | air: none · ground: none |
| Work setting | Office, Store |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Perks mentioned | Generous paid time off, Retirement plan, Stock or equity |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Sienna Senior Living
Saved company profile
Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.
Cultivating happiness in daily life
Full company description
At Sienna Senior Living, our Purpose is to cultivate happiness in daily life. Our work does not stop at providing the highest quality of service and care to our residents - it goes much further. Each and every day, we strive to bring happiness into our residents’ lives by enabling our team to put their passion for their work into action and supporting families to bring joy into our homes. Sienna is one of Canada’s largest owners and operators of senior living options, with 100+ high-quality residences in key markets in Ontario, British Columbia, Alberta and Saskatchewan. We offer independent living, assisted living and memory care under our Aspira retirement brand, as well as long-term care, specialized programs and services, and expert management services. Our approximately 15,000 team members are committed to helping residents discover happiness through personalization, choice and community engagement in a comfortable, home-like setting. Our aim is to consistently create a positive resident experience, along with a high-performing team and workplace culture that are driven by shared Values and a commitment to innovation and excellence. As leaders in the sector, we leverage technology and best practices to constantly set new benchmarks for quality. At the same time, we never lose sight of our vision— to be Canada’s most trusted and most loved senior living provider.
- LinkedIn followers
- 52,150
- People associated on LinkedIn
- 3,313
- Reported office locations
- 302 Town Centre Blvd, Suite 300, Markham, Ontario L3R0E8, CA
- 225 St George St, Toronto, ON M5R 2M2, CA
- 1850 Rosser Ave, Burnaby, British Columbia V5C 5E1, CA
- 870 Westminster Ave, Kamloops, British Columbia V2B 1N9, CA
- 2100 Benvoulin Ct, Kelowna, British Columbia V1W 3A4, CA
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- 2245 Kelly Ave, Port Coquitlam, British Columbia V3C 0B1, CA
- 2267 Kelly Ave, Port Coquitlam, British Columbia V3C 6N4, CA
- 2525 King George Blvd, Surrey, British Columbia V4P 0C8, CA
- 2088 152 St, Surrey, British Columbia V4A 9Z4, CA
- 2829 34th St, Vernon, British Columbia V1T 9G4, CA
- 287 King St S, Alliston, Ontario L9R 0C4, CA
- 30 Jack Crescent, Arnprior, Ontario K7S 3Y7, CA
- 132 Edgehill Dr, Barrie, Ontario L4N 1M1, CA
- 110 Lillian Crescent, Barrie, Ontario L4N 5H7, CA
- 30 College St. W, Belleville, Ontario K8P 0A9, CA
- 60 West St, Bobcaygeon, Ontario K0M 1A0, CA
- 18 Trent Dr, Campbellford, Ontario K0L 1L0, CA
- 265 Main St E, Grimsby, Ontario L3M 1P7, CA
- 3501 Campeau Dr, Ottawa, Ontario K2K 0C1, CA
- 121 Morton Ave, Keswick, Ontario L4P 3T5, CA
- 833 Sutton Mills Ct, Kingston, Ontario K7P 2N9, CA
- 2485 Princess St, Kingston, Ontario K7M 3G1, CA
- 800 Edgar St, Kingston, Ontario K7M 8S4, CA
- 471 Cataraqui Woods Dr, Kingston, Ontario K7P 0E6, CA
- 868 Doon Village Rd, Kitchener, Ontario N2P 3A4, CA
- 350 N Centre Rd, London, Ontario N6G 5G3, CA
- 45 Martin St, Milton, Ontario L9T 2R1, CA
- 1255 Bloor St E, Oshawa, Ontario L1H 0B3, CA
- 2645 Innes Rd, Ottawa, Ontario K1B 3J7, CA
- 12 Alma St, Perth, Ontario K7H 2R7, CA
- 1218 Michigan Ave, Sarnia, Ontario N7S 6L1, CA
- 130 Midland Ave, Scarborough, Ontario M1N 4E6, CA
- 113 Scott Street, St. Catherines, Ontario L2N 7L2, CA
- 866 Sheppard Ave W, Toronto, Ontario M3H 2T5, CA
- 7371 Martin Grove Rd, Vaughan, Ontario L4L 9N2, CA
- 605 Laurelwood Dr, Waterloo, Ontario N2V 2W7, CA
- 1953 Cabana Rd W, Windsor, Ontario N9G 2X6, CA
- 45586 McIntosh Dr, Chilliwack, British Columbia V2P 7W8, CA
- 920 Desmond St, Kamloops, British Columbia V2B 5K6, CA
- 325 Drysdale Blvd, Kelowna, British Columbia V1V 1P5, CA
- 10163 Konschuh Road, Lake Country, British Columbia V4V 2M2, CA
- 8816 97th St, Osoyoos, British Columbia V0H 1V5, CA
- 2240 Hawkins St, Port Coquitlam, British Columbia V3B 0M2, CA
- 19550 Fraser Hwy, Surrey, British Columbia V3S 6K5, CA
- 2337 Butt Road, West Kelowna, British Columbia V4T 3L3, CA
- 130 Owen St, Barrie, Ontario L4M 3H7, CA
- 28 Boyed, P.O. Box 670, Bobcaygeon, ON K0M 1A0, CA
- 2656 Line 6, Bradford, Ontario L3Z 2A1, CA
- 9257 Goreway Dr, Brampton, Ontario L6P 0N5, CA
- 215 Sunny Meadow Blvd, Brampton, Ontario L6R 3B5, CA
- 133 Kennedy Rd S, Brampton, Ontario L6W 3G3, CA
- 10260 Kennedy Rd N, Brampton, Ontario L6Z 4N7, CA
- 389 West St, Brantford, Ontario N3R 3V9, CA
- 143 Mary Street, Creemore, Ontario L0M 1G0, CA
- 120 Barnswallow Dr, Elmira, Ontario N3B 2Y9, CA
- 70 Humberline Dr, Toronto, Ontario M9W 7H3, CA
- 200 Kelly Dr, Gravenhurst, Ontario P1P 1P3, CA
- 263 Wonham St S, Ingersoll, Ontario N5C 3P6, CA
- 2250 Hurontario St, Mississauga, Ontario L5B 1M8, CA
- 4350 Mississauga Rd, Mississauga, Ontario L5M 7C8, CA
- 1742 Bristol Rd W, Mississauga, Ontario L5M 1X9, CA
- 401 William St, North Bay, Ontario P1A 1X5, CA
- 22 Norfinch Dr, North York, Ontario M3N 1X1, CA
- 835 W Ridge Blvd, Orillia, Ontario L3V 8B3, CA
- 1541 St. Joseph Boulevard, Orleans, Ontario K1C 7L3, CA
- 170 Red Maple Rd, Richmond Hill, Ontario L4B 4T8, CA
- 1000 Ellesmere Rd, Toronto, Ontario M1P 5G2, CA
- 130 Midland Ave, Scarborough, Ontario M1N 4B2, CA
- 3051 Lawrence Ave E, Scarborough, Ontario M1P 2V7, CA
- 5501 Abbott St E, Stittsville, Ontario K2S 2C5, CA
- 13621 9th Line, Stouffville, Ontario L4A 3C8, CA
- 5935 Bathurst St, Toronto, Ontario M2R 1Y8, CA
- 1800 O'Connor Dr, Toronto, Ontario M4A 1W7, CA
- 2005 Lawrence Ave W, Toronto, Ontario M9M 3V4, CA
- 92 Island Rd, Toronto, Ontario M1C 2P5, CA
- 40 Friuli Ct, Woodbridge, Ontario L4L 9T3, CA
- 5400 Steeles Ave W, Woodbridge, Ontario L4L 9S1, CA
- Business categories
- Health Care
- Communities
- Real Estate
- Other recorded names
- Sienna Senior Living
- Niagara Long Term Care Residence
- Specialties
- Retirement Living
- Long-Term Care
- Consulting Services
- Management Services
- Residential Care
- Complex Care
- Independent Living
- Assisted Living
- and Memory Care
- Profile identifies a recruitment agency
- No
- Reported total investment
- 920,688,068
Currency and observation date were not supplied; this is not a current valuation or a funding round.
At Sienna Senior Living, our Purpose is to cultivate happiness in daily life. Our work does not stop at providing the highest quality of service and care to our residents - it goes much further. Each and every day, we strive to bring happiness into our residents’ lives by enabling our team to put their passion for their work into action and supporting families to bring joy into our homes. Sienna is one of Canada’s…
| Field | Value |
|---|---|
| Industry | Hospitals and Health Care |
| Company size | 10,001+ employees |
| Headquarters | Markham, Ontario |
| Organization type | Public Company |
| Year founded | 1972 |
| Specialties | Retirement LivingLong-Term CareConsulting ServicesManagement ServicesResidential CareComplex CareIndependent LivingAssisted Livingand Memory Care |
| Open jobs on Jobsy | 525 |
| View page |
Office Manager
Aspira Harvest Crossing Retirement Living
Salary $49,117 - $61,397
This posting is for an existing vacancy
At Sienna Senior Living, our commitment to enhancing the daily lives of our residents extends far beyond clinical care. Integral to this mission are our dedicated leaders and their teams who oversee vital functions such as culinary services, housekeeping, recreation, maintenance and administrative functions. These roles are not just jobs; they embody the heart and soul of our purpose-drive culture, one that is centered on cultivating happiness in daily life!
We are currently seeking exceptional individuals to fill a key management position, a role that is pivotal in bringing our core values of positivity, accountability, community, and caring to life. In this capacity, the Office Manager’s primary responsibility is to ensure that the day-to-day administrative functions and processes required to meet the operational needs of the Retirement Residence have been completed. The key responsibilities of the job include: managing resident files; maintaining resident
accounts (accounts receivable, resident billing); and overseeing the site’s accounting procedures and processing (including petty cash, banking, accounts payable, procure to pay, and month-end accounting processes).
The Office Manager is also responsible for confirming the completeness and accuracy of the site’s bi-weekly payroll submissions, as well as for submitting off-cycle payroll requests for processing and supporting onboarding and orientation and mandatory education. As a valued member of the team, the Office Manager demonstrates a commitment to the quality of resident care by providing services in accordance with the organization’s vision, mission and values.
Why you belong here:
We aspire to cultivate an environment and culture where team members feel valued, heard and empowered to do meaningful work. We offer a number of programs and benefits that support team members’ financial, personal and professional needs:
• A competitive salary and vacation package
• Health & Dental benefits program
• RRSP with employer match
• Share Ownership and Reward Program (SOAR)
• Employee Share Purchase Plan with company match
• Continuous learning and growth so you have the skillset needed to succeed and take on new challenges
• A welcoming culture that values diversity and differing perspectives, experiences and beliefs
What you will be doing:
1. Resident Accounts – Accounts Receivable, Resident Billing
• In collaboration with the General Manager, they support new residents with both the move- in and discharge processes, including meeting with the resident and the family / Power of Attorney on the date of admission to complete the resident contract and any other related documents.
• Responsible for ensuring that all Resident Accounts documentation are fully completed and comply with Sienna and Legislative (RHA and RHRA (ON)) guidelines, that all services are outlined and agreed to writing, and that all the documents are duly executed.
• Responsible for processing the annual rent and ancillary charge increases to resident accounts.
• Responsible for ensuring accuracy of assessed services while managing service plans, for those residences with care.
• S/He is responsible for all components of Resident billing and reconciliation including preparing resident invoices, processing resident payments and processing tax statements.
• In collaboration with the General Manager, s/he assists with the resolution of financial issues and coordinates appropriate financial support options for individual circumstances,
• Manages and records all account receivable transactions to ensure accurate record keeping.
• Responsible for the collection of resident accounts and for maintaining proper documentation of all collection activities.
• Responsible for processing resident refunds, rate promotions and NSF as appropriate as per Sienna guidelines.
• May interface and respond to government requests or by preparing ad-hoc reports as needed.
• Manages and records all external care provider invoices and charges on resident accounts.
• At Retirement Residences with contracted services, the Office Manager is responsible for ensuring accuracy of resident billing and invoicing as required.
2. Accounting Procedures – Petty Cash, Banking, Accounts Payable, Month-end and Procurement
• Maintains an operating petty cash system and petty cash fund for disbursement as required.
• Responsible for overseeing the scanning / entering and processing of invoices and appropriate documentation for Accounts Payable
• As required, s/he requests new vendors from Accounts Payable
• Maintains a cash system for services paid in cash as required and is responsible to complete monthly bank deposit and receipt entry for cash and/or cheques received.
• Liaises with Vendors and responds to their inquiries.
• Responsible for the completion of month-end accruals.
• Maintains accounting schedules as required and provides to Support Services at month-end.
• As assigned, Prepares and provides Support Services Office Credit Card Reconciliation through our approved travel and expense management system.
• Completes monthly bank deposits in compliance with Sienna cash handling policies
• Identifies and explains monthly variances from budget.
• Prepares and maintains POs and updates Purchase Journals for Administration Expenses.
3. Reception, Security
• Responsible for managing and administering the reception / concierge functions within the Retirement Residence (see the Receptionist / Concierge Job Description). In the absence of a Receptionist / Concierge and where applicable this may include: answering and screening inbound telephone calls, greeting and escorting visitors and conducting tours, covering unfilled concierge shifts.
• Responsibility of working concierge desk for assigned number of days as per budgetary requirements.
• Responsible for managing resident security functions within the Retirement Residence (see Receptionist/Concierge Job Description). In the absence of a Receptionist/Concierge and where applicable this may include: monitoring alarms on exterior doors, monitoring arrival and departure of Residents, logging resident movement into and / or out of the Retirement Residence
• As required, they may coordinate the inspection protocols (i.e., for Health Board / MOH, etc.) and maintain required logs (i.e., logging of fire drills, etc.)
4. Records Management
• Within a Retirement Residence the Office Manager is responsible for managing and maintaining non-management team member personnel files.
• Responsible for uploading all team member documents into our payroll system team profile.
• Responsible for ensuring all team member files are compliant with legislated requirements.
• Responsible for supporting mandatory education and records management.
• Responsible for managing and maintaining Resident files. S/he establishes and maintains updated resident financial files that contain the required documentation and forms as per legislation and Sienna policy including (but not limited to): signed admission agreement.
• S/He is responsible for uploading signed resident documents in our electronic billing system.
• Responsible for resident file content such as insurance is valid and up to date.
5. Payroll and People Management
• Responsible for confirming the accuracy and completeness of the site’s bi-weekly payroll utilizing standard Ultipro reports, processing checklists and defined audits in advance of payroll submission. (i.e., completion of manager time approvals and PTO request approvals, completion of new hires in Ultipro, completion of time edits, etc.)
• Responsible for the submission of approved off-cycle payroll requests for processing
• Within a Retirement Residence the Office Manager is responsible for the processing of Team Member new-hires, terminations, changes and updates into Ultipro and ensuring all required information is completed up to and including email addresses.
• Within a Retirement Residence the Office Manager will complete the payroll time edit processing, provide scheduling support and oversee the site’s call-in processes.
• In coordination with General Manager, completion of Master Scheduling, Call-in and payroll processing tasks (time edits), ensuring accepted shift call ins are scheduled and managed in the payroll system.
• Responsible for ensuring new payroll shift patterns are scheduled and accurate by coordinating with the payroll team.
• Where applicable they are responsible for the recruiting, onboarding, HR administration and the effective payroll administration of their direct reports (Receptionist, including the approval and scheduling of PTO requests)
• Where applicable s/he is responsible for the accuracy of vacation, sick and statutory holiday leaves of their direct reports, including ensuring that each team member has sufficient hours to cover the requested leave.
• Within a Retirement Residence the Office Manager is responsible for coordinating benefits enrollment of Team Members.
• Responsible for providing payroll reports as required but not limited to seniority reports, sick call reports, daily hours per payroll, employee lists.
• Responsible for ensuring all team members have enrolled in our team member application (CREW)
6. Orientation Lead
• Coordinate and facilitate orientation sessions for new team members
• Act as a host for new team members
• Plan and prepare the orientation using new team member orientation checklist
• Organize internal and external facilitators
• Schedule job shadow shifts
• Confirm attendance and completion of orientation in our team member education application
7. Other, Back- up
• Accountable for mail distribution within the Retirement Residence, where resident mail boxes are not available. In the absence of a Receptionist / Concierge, the tasks include: sorting and distribution of mail, coordination of courier pickups and deliveries, medication deliveries and resident family deliveries.
• Responsible for ordering administrative supplies and for equipment purchases in adherence with Sienna guidelines and policies.
• Maintains Sienna Policy Manuals, ensuring new and updated policies and procedures are properly filed in the manuals, that the manuals are up-to-date and that they are available to Team members as required.
• Participates in the budgeting process as it relates to the development / creation of the Administrative budget.
• Manages and monitors all administrative expenses, explains monthly variances and identifies corrective action.
• Prepares the monthly invoices to the Union, if applicable.
• Supports any documentation requests or processes for unionized environments.
• May assist Sienna IT resources in troubleshooting issues for building, telephone and / or other technical issues, setting up system passwords, assisting Team members with core systems access (Ultipro, PCC, Yardi, COMVIDA, Sienna emails etc.)
• In coordination with the General Manager, maintains internal vendor contracts and performs quarterly audits of vendor provided services
• Providing customer service training, onboarding and skills development for Receptionist/Concierge team
• Prepares Receptionist/Concierge team scheduling as per Collective Bargaining Agreement and/or Sienna guidelines.
• Any other duties as assigned.
What you need to know:
• Post-secondary diploma in Business Administration, Accounting or equivalent
• Experience in a healthcare environment would be an asset
• Knowledge of time and attendance and People / HR/ Payroll administration
• Understanding of Collective Agreements
• Understanding of pay-related employment legislation
• Exceptional administrative detail orientation and deadline-driven
• Exceptional organizational skills
• Strong problem solver
• Proficiency with MS Office, Outlook, Excel and Word
• Experience with Ultipro, Yardi and PCC would be an asset
• You must be legally eligible to work in Canada or have a valid work/study permit
• You must successfully pass a Vulnerable Sector Check and Criminal Records Check
• Sienna Senior Living may utilize artificial Intelligence to screen or assess applicants for this position
Sienna Senior Living is committed to employment equity, diversity, and inclusion in the workplace.
In accordance with provincial regulations, upon request, support will be provided for accommodations throughout the recruitment, selection, and assessment process.
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