Lead Solution Architect

Job#: 3035445

Job Description:

Job Description: Lead Solution Architect – 3rd Party Integrations

Solution Architect

Apex Systems is a global IT services provider, and our staffing practice has an opening in the ecommerce/grocer space for a Lead Solution Architect specializing specifically with experience with Management/Leadership, API integrations, excellent internal and external stakeholder management and OMS experience to place at our client a top ecommerce/grocer in North America.

Terms: Contract to Hire

Location: hybrid Toronto

Our Client is transforming the grocery industry and has become a lifeline for millions of people, and they’re building the team to help push their shopping cart forward.

There’s no one-size fits all approach to how we do our best work. Employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events.

Role Overview

The Lead SA – 3rd Party Integrations owns end-to-end solution delivery for all external integrations, ensuring scalable, high-quality implementations across partner ecosystems. This role is accountable for managing complexity, dependencies, and technical execution while maintaining predictable delivery and stakeholder confidence.

This role reports directly to the Program Manager and is expected to provide both strategic thought leadership on ways of working and comprehensive leadership to the Solution Architecture team supporting integration efforts.

Key Responsibilities1. Delivery Ownership (3P Integrations)

·Own end-to-end solution delivery for all 3P integrations

·Ensure technical quality, scalability, and reliability of integration designs

·Manage high-complexity (Tier 2/3) initiatives with multiple dependencies

2. Integration Strategy & Design

·Define integration patterns, standards, and best practices

·Ensure consistent application of architecture principles across all integrations

·Partner with external teams to align on technical requirements and constraints

3. Dependency & Risk Management

·Proactively identify cross-system dependencies and risks

·Manage coordination with external partners, APIs, and engineering teams

·Serve as escalation point for integration blockers and failures

4. Intake & Complexity Alignment

·Enforce intake qualification, tier scoring, and routing discipline

·Ensure all 3P work is aligned to complexity tiering and readiness signals

·Prevent unqualified work from entering execution

5. KPI Ownership & Performance

·Own performance against key KPIs:

oDelivery predictability (planned vs. done)

oIntegration success rate

oCycle time for complex integrations

·Translate delivery outcomes into COE value and efficiency metrics

6. Stakeholder Engagement

·Act as primary technical lead for integration stakeholders

·Lead discussions with external partners and internal engineering teams

·Provide transparent updates on risks, timelines, and dependencies

7. Leadership & Thought Leadership (Added)

·Serve as the functional leader for the integration SA team, setting expectations, driving accountability, and ensuring consistent execution

·Provide thought leadership on COE ways of working, including intake, routing, delivery standards, and integration practices

·Continuously identify and implement process improvements to increase scalability, quality, and efficiency

·Act as a culture carrier, reinforcing ownership, discipline, and performance standards

Success Profile

·Strong experience in system integrations, APIs, and platform architecture

·Proven ability to manage complex, dependency-heavy programs

·Demonstrated team leadership and operational ownership

·Ability to operate in high-ambiguity, high-stakes environments

Job Description: Lead Solution Architect – Onboarding (Standard, Non-Standard, Warehouse)Role Overview

The Lead SA – Onboarding owns end-to-end delivery for retailer onboarding across standard, non-standard, and warehouse implementations. This role is accountable for driving efficiency, standardization, and throughput while ensuring consistent execution across varying levels of complexity.

This role reports directly to the Program Manager and is responsible for providing both operational thought leadership and full leadership coverage for the onboarding-focused SA team.

Key Responsibilities1. Delivery Ownership (Onboarding)

·Own end-to-end onboarding delivery across all launch types

·Drive high-volume execution with consistency and efficiency

·Ensure predictable timelines for standard and non-standard launches

2. Intake, Qualification & Routing

·Enforce single intake model and qualification discipline

·Ensure all onboarding work is properly classified (standard vs. non-standard, Tier 1/2/3)

·Apply tier-based routing rules to optimize SA utilization

3. Standardization & Process Excellence

·Define and enforce repeatable onboarding processes and playbooks

·Reduce variability and improve cycle time and throughput

·Drive continuous improvement across execution quality and efficiency

4. Capacity & Flow Management

·Manage WIP limits and workload balancing across SAs

·Reduce interrupt-driven work and protect planned execution time

·Align SA skillsets to complexity tiers and delivery stages

5. KPI Ownership & Performance

·Own performance against key KPIs:

oThroughput (launch volume)

oCycle time (speed to onboard)

oPlanned vs. done

oCapacity utilization

·Translate performance into COE efficiency value and ROI narrative

6. Stakeholder Engagement

·Act as primary delivery lead for onboarding stakeholders

·Manage expectations on timelines, readiness, and dependencies

·Ensure a frictionless onboarding experience

7. Leadership & Thought Leadership (Added)

·Provide full leadership coverage for the onboarding SA team, including direction, prioritization, and performance management

·Serve as a thought leader on onboarding ways of working, driving intake discipline, standardization, and scalable processes

·Identify and implement process improvements to increase throughput and reduce variability

·Reinforce a high-performance culture grounded in accountability, execution discipline, and continuous improvement

Success Profile

·Strong experience in high-volume delivery / onboarding environments

·Proven ability to drive process standardization at scale

·Demonstrated team leadership and capacity management expertise

·Strong stakeholder engagement and execution discipline

Shared Leadership Expectation

·Report directly to the Program Manager

·Are responsible for driving COE ways of working forward (not just executing them)

·Provide end-to-end leadership for their respective SA teams

·Own outcomes that are measurable, scalable, and tied to COE value delivery

Why Join Apex Systems

·At Apex Systems, you’ll work alongside talented professionals in a collaborative environment where impact, accountability, and leadership matter. This role offers the opportunity to step into a highly visible position, influence delivery at scale, and help shape how integration work is executed moving forward.

Apex pay scales are determined by role, experience, skill set, and location. For this new position, the estimated hourly range is provided below as a guideline; however, total compensation may vary based on individual circumstances.

·Hourly Range: $$

·Salary Range: $150,000-$180,000

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or 844-463-617

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex Benefits Overview: In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.