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Office Administrator

  • Niagara Falls, ON
  • On-site
  • Posted Oct 8, 2026
  • 1 position

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Employment type
Full-time
Experience level
Mid-level · 2+ years
Minimum education
College diploma
Posting language
English
Working hours
40 hours per week
Seniority
Associate

Job summary

Own administrative operations across finance, HR, office services, and corporate support, following tasks through to completion and coordinating with colleagues and approvers. Manage billing and expenses, payroll-related processes, employee administration, office operations, events, records, and process improvements.

Job details

About Us Design Electronics “DE” is a leading technology integration firm specializing in providing innovative solutions to businesses and clients in various industries. We pride ourselves on our commitment to excellence, cutting-edge technology, and superior customer service. Design Electronics provides complete, turn-key technology and AV services, with a team dedicated to ensuring seamless integration through every stage of the installation process, which guarantees customer loyalty and retention. About the Role Reporting to the Director, People & Culture, the Office Administrator owns the administrative functions of the business across finance, HR, office operations, and corporate services. This is an ownership role: when something falls within your area, you see it through to completion, whether that means doing the work yourself, coordinating others, following up, or escalating issues. You’ll work closely with our Finance Coordinator, who supports accuracy and controls within several of these processes. What You’ll Do Financial administration Support customer billing, accounts receivable, collections and payment posting Support the employee and management expense process, including follow-up and reconciliation Route invoices to the right approvers and follow them through to completion Administer office, building, and recurring expenses and subscriptions, and support budget preparation HR administration Coordinate onboarding, offboarding, and new employee orientation Maintain personnel records, HR documentation, and time-off tracking Support benefits administration and employee training programs Plan social events, team-building, and recognition initiatives Provide administrative support for performance review, coaching, and career pathing processes Escalate HR matters that need management or external HR support Office and corporate services Oversee daily office operations, supplies, equipment, vendors, and building maintenance Coordinate meetings, company events, and travel Manage correspondence, phone calls and visitors, and prepare memos, reports and presentations Plan and track corporate services projects with department heads, keeping management informed Maintain administrative procedures and identify process improvements Provide administrative support to Directors What You Bring College diploma or university degree in business administration, accounting, human resources or communications 3+ years of office administration or office management experience, ideally in a small business 3+ years of finance or accounting experience with a focus on controls, process and reporting Demonstrated experience owning end-to-end payroll processing Working knowledge of ERP and accounting systems, including multi-currency Strong Microsoft Office skills, particularly Excel Sound judgement, strong problem-solving skills and attention to detail, with the ability to prioritize time-sensitive work Excellent written and verbal communication and a collaborative, outgoing style Integrity and discretion in handling confidential personnel and financial information Assets: project management experience; knowledge of the AV integration or technology industry What We Offer Benefits, paid time off, career growth opportunities, company events

What you’ll do

Own administrative operations across finance, HR, office services, and corporate support, following tasks through to completion and coordinating with colleagues and approvers. Manage billing and expenses, payroll-related processes, employee administration, office operations, events, records, and process improvements.

Requirements

Requires a college diploma or university degree in business administration, accounting, human resources, or communications, along with at least three years of office administration or management experience and three years of finance or accounting experience. Candidates should have end-to-end payroll processing experience, familiarity with ERP and accounting systems including multi-currency, strong Microsoft Office and Excel skills, sound judgment, attention to detail, and excellent communication skills.

Benefits

  • Benefits
  • Paid Time Off
  • Career Growth Opportunities
  • Company Events

Listed skills

  • Office Administration · Preferred
  • Accounts receivable · Preferred
  • Collections · Preferred
  • Microsoft Excel · Preferred
  • Project management · Preferred
  • Process Improvement · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Office Administration
  • Office Management
  • Financial Administration
  • Accounts Receivable
  • Collections
  • Expense Reconciliation
  • Payroll Processing
  • Human Resources Administration
  • Onboarding and Offboarding
  • Benefits Administration
  • Vendor Management
  • Microsoft Excel
  • ERP and Accounting Systems
  • Multi-Currency Accounting
  • Project Management
  • Process Improvement

Job areas

  • Administrative
  • Finance & Accounting
  • Human Resources
  • Management & Leadership
  • Technology

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