Junior - Intermediate Payroll Administrator

Build bold. Deliver impact. Win together.

At General Dynamics Mission SystemsCanada, were not just engineering technology were shaping the future of defence and security. Our teams design and deliver advanced, mission-critical solutions that enhance national security, strengthen communities, and protect the people we serve.

If youre looking for meaningful work that contributes to a safer, more secure world, youll find purpose here. Every day, your skills will directly impact programs that matter.

General Dynamics Mission SystemsCanada is currently hiring a JuniorIntermediate Payroll Administrator to join our Payroll team. We are looking for someone who thrives in a dynamic environment, has a strong sense of initiative, and demonstrates effective communication with both stakeholders and colleagues. This position follows a hybrid working model, combining home and on-site work.

The role involves supporting day-to-day payroll activities, including data entry, timecard reconciliation, employee inquiries, reporting, and payroll processing. The successful candidate will have an interest in developing their payroll expertise and the ability to learn new systems and processes.

In this role, you will support the production of biweekly payroll using PeopleSoft, Oracle Time & Labour and ADP Workforce Now with responsibilities that may include:

Responsibilities

• Support payroll processing for union and non-union employees, both hourly and salaried, including labour edits and bi-weekly payroll processing
• Assist in employee changes, including new hires, terminations, pay, banking information, tax credits, vacation pay, severance, Records of Employment, incentives, bonuses, and other employee record updates
• Assist in resolving payroll processing issues and discrepancies
• Collect, enter, and validate payroll data in spreadsheets and payroll systems, and support the administration of Oracle Time & Labour and ADP Workforce Now
• Prepare and distribute routine and ad-hoc reports, including developing custom reports and database queries as required
• Assist with employee payroll inquiries
• Support the preparation of journal vouchers for payroll, labour, and accruals, as well as reconciliation of payroll-related general ledger accounts
• Support payroll year-end activities, including T4/T4A processing, government forms, and other required filings
• Support payments and returns to internal and external organizations, including WSIB and family support
• Maintain payroll records and documentation for audit purposes and develop knowledge of applicable payroll legislation and requirements, including the Income Tax Act and Employment Standards Act

What You Need to Have to Succeed

• Degree or diploma in Commerce, Business Administration, Accounting, or a related field, or an undergraduate degree in another discipline combined with a post-graduate certificate in Payroll
• Experience in payroll, accounting, finance, administration, or a related field is an asset
• Strong attention to detail and accuracy when working with financial and employee information
• Strong organizational and time management skills, with the ability to prioritize tasks and meet deadlines
• Demonstrate ability to learn new systems, processes, and legislation quickly
• Strong problem-solving and critical-thinking skills
• Proficiency with Microsoft Excel and Microsoft Office
• Strong communication and customer service skills
• Ability to adhere to strict deadlines

What Makes You Stand Out

• Experience with payroll processing or payroll systems
• Experience with Oracle Time & Labour, ADP Workforce Now or PeopleSoft
• Experience with T4 processing, government forms, or other payroll-related compliance activities
• Experience supporting union and/or non-union payroll
• Experience with payroll-related accounting, reconciliations, or journal entries
• Experience using AI or other emerging technologies to improve efficiency, analyze information, or support business processes
• Previous experience working in a complex or high-volume administrative environment
• Payroll certification, progress toward certification, or an interest in pursuing professional payroll education or certification through the National Payroll Institute

How We Work

• Work Schedule: 37.5 hours per week

It is a requirement that General Dynamics Mission Systems-Canada be registered with the Canadian Controlled Goods program and that all of its workforce be security assessed. Successful applicants must meet all applicable security requirements, including but not limited to the ability to obtain and maintain a Canadian government security clearance. Applicants may be required to meet additional security requirements in order to gain access to technical data, classified areas or information that is subject to international regulations. You must be eligible to work in Canada.

The hiring range for this position is $61,500 to 75,000.

Our goal is to provide a fair and competitive offer based on an assessment of internal equity and your qualifications, including:

• Relevant experience
• Technical and non-technical skills
• Education and certifications

Benefits
As a full-time employee at General Dynamics Mission SystemsCanada, youll enjoy a competitive total rewards package that supports your professional and personal well-being:

• Comprehensive medical, dental, and vision coverage for you and eligible dependents from day one (no cost), including flexible benefits options (HCSA) emergency travel insurance, and 24/7 virtual care services.
• Employee & Family Assistance Program (EFAP), onsite fitness facilities, and employee resource groups.
• Defined Contribution Pension Plan with employer contributions after 3 months, RRSP access from day one, and financial planning support.
• Flexible time off including vacation, holidays, parental leaves with top-up options, sick leave, and disability programs.
• Career development through learning platforms, educational assistance, mentoring, and reimbursement of professional memberships.
• Additional perks such as employee discounts, free onsite parking, social clubs, and an annual scholarship program for employees children.

Why join us?

• Purposeful Innovation: Youll work on innovations that genuinely make a difference. Youll apply advanced thinking, design expertise, and practical problem-solving to help equip military and allied forces with leading-edge systems. Youll be surrounded by some of the brightest minds in the defence sector, contributing to next-generation technologies in an environment that celebrates creativity, new ideas, and modern solutions.
• Connection: We believe people do their best work when they feel they belong, and their ideas can flourish. Different perspectives, experiences, and ways of thinking help us innovate and grow. Strong relationships with our teammates help us unite, overcome challenges, and deliver the world-class quality were known for. Here, we are committed to inclusivity and ensures every individual feels valued, respected, and empowered.
• Challenging and Rewarding Career Pathways: Your career path matters to us. From mentorship and regular check-ins with your leader to educational support, professional certifications, and continuous training, youll have the resources you need to thrive. We encourage internal mobility so you can explore different business areas, broaden your skillset, and expand your network. Youll be working on high-profile, impactful projects that challenge your skills, expand your expertise, and allow you to both learn from mentors and guide others along the way.

Accommodation
If you require accommodation during any stage of the application process, please contact Human Resources via recruitment@gd-ms.ca.

Closing Date
We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

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