business analyst - level 3.

Are you a Senior Technical Business Analyst who excels at bridging the gap between business stakeholders and integration/developer teams?

Do you have deep expertise in Interoperability, APIs, event-driven architectures, microservices, and Data Flow Diagrams?

Are you seeking an immediate 100% Remote contract opportunity starting September 2026 with a major public sector organization?

If so, we invite you to explore this high-impact contract.

About the Opportunity:

Our client, a major federal public sector department, is seeking a Senior Business Analyst to support its Interoperability Solutions division. In this role, you will represent the integration team in negotiations and discussions with stakeholders, business managers, and technical specialists. You will translate complex business needs into actionable, technical interoperability solutions, enabling seamless data exchange across legacy platforms, modern cloud solutions, and microservices architectures.

Advantages
- Remote autonomy (must reside within Canada)
- Work directly with event-driven architectures, microservices, and modern API messaging frameworks.

Responsibilities
- Act as the primary technical BA lead in discussions with business units, technical developers, and external partner organizations to negotiate Business Level Agreements (BLAs) and finalize integration requirements.
- Author detailed Interface Control Documents (ICDs), Data Flow Diagrams, and BPMN Process Maps to specify how disparate systems communicate via messaging patterns and APIs.
- Develop and maintain comprehensive Business Requirements Documents (BRDs), Functional Requirements Documents (FRDs), Traceability Matrices, and Change Impact Assessments.
- Breakdown high-level requirements into clear User Stories, Acceptance Criteria, and UAT (User Acceptance Testing) plans for development and testing teams.
- Maintain collaborative work plans and conduct post-engagement reviews and lessons-learned documentation.

Qualifications
- Active Government of Canada Reliability Status security clearance.
- Senior-level experience as a Technical Business Analyst within large-scale IT transformation or integration projects.
- Demonstrated background supporting systems integration, Enterprise Service Bus (ESB) infrastructures, API-first design, microservices, or pub/sub messaging patterns.
- Proven hands-on experience authoring Interface Control Documents (ICDs), Data Flow Diagrams, and BPMN process workflows.
- Familiarity with enterprise-scale case management systems or benefit delivery platforms.
- Strong understanding of data exchange protocols and messaging frameworks.
- Exceptional communication and negotiation skills for managing stakeholder expectations.

Summary
If you meet the above-listed criteria, register for a Randstad account online if you have not yet registered, and please apply directly online. We appreciate all applicants and those interested in this opportunity, however, only those with relevant experience will be considered.

We look forward to hearing from you!

Randstad Canada is committed to building a diverse workforce reflective of the diversity of Canada. As a result, we promote employment equity and encourage candidates, especially those who identify as a woman, an Aboriginal person, a person with a disability or a member of a visible minority group, and any others who may contribute to the diversification of our workforce, to apply.

Randstad Canada is also committed to developing inclusive, barrier-free selection processes and work environments.If contacted in relation to a job opportunity, you should advise your Randstad Representative or your local Randstad branch in a timely fashion of the accommodation measures that must be taken to enable you to be assessed in a fair and equitable manner. Information received relating to accommodation measures will be addressed confidentially.

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to View email address on randstad.com to ensure their ability to fully participate in the interview process.

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