Michel Mainville
Bilingual Senior IT Executive · Montréal

Michel
Mainville

Over 20 years leading enterprise architecture, digital service transformation, and large-scale operations across National Defence, Environment and Climate Change Canada, and Employment and Social Development Canada.

Experience 20+ years
Languages EN · FR (E-B-C)
Security GC Secret · 2030
Location Montréal, QC
Current role

IT Director, Enterprise Application Portfolio Management and Architecture

National Defence · Oct 2023 – Present

Key Skills

Six domains

Strategic Leadership

Lead and develop multidisciplinary IM/IT teams to deliver secure, enterprise-grade solutions that enhance mission capability, operational resilience, and service excellence in complex and regulated environments.

Enterprise Architecture & Data Enablement

Deliver TOGAF-aligned architectures that strengthen enterprise integration, optimize data flows, and improve information accessibility across domains. Enable data-driven decision-making aligned with departmental and enterprise-wide priorities.

Project Oversight & Benefits Realization

Direct IM/IT initiatives to achieve measurable outcomes and public value — ensuring alignment with business needs while managing scope, cost, risk, and stakeholder expectations under central agency oversight.

Transformation & Change Leadership

Guide organizations through complex modernization initiatives by aligning digital transformation with operational and strategic goals. Foster adoption, minimize disruption, and ensure long-term impact through structured change management.

Security, Integration & Governance

Ensure secure, compliant service delivery in classified and sensitive environments by embedding security, privacy, and interoperability principles into architecture, operations, and procurement. Drive horizontal integration across systems and programs.

Procurement & Vendor Management

Lead competitive procurements and vendor strategy in support of enterprise platforms, modernization, and service contracts. Ensure compliance with TB guidelines and enable vendor alignment with architecture and security standards.

Career

20+ years · Federal public service
Oct 2023
Present

National Defence (DND)

IT Director, Enterprise Application Portfolio Management and Architecture

Lead the Enterprise Application Architecture practice and Application Portfolio Management program at National Defence. Established governance processes that improved visibility, consistency, and delivery across the enterprise application portfolio. Integrated application portfolio insights into strategic and operational planning, enabling better alignment with departmental defence priorities.

Sep 2022
Oct 2023

Environment and Climate Change Canada (ECCC)

Chief Enterprise Architect

Directed Enterprise Architecture, Vendor Management, Data Management, Geospatial Services, Emerging Technology, and the Cloud Centre of Excellence. Led updating ECCC's Digital Modernization Roadmap. Introduced an innovation team to accelerate sustainable adoption of emerging technologies.

Team40 FTEs
Budget$25M+
Mar 2022
Sep 2022

Employment and Social Development Canada (ESDC)

Director, Cloud Operations

Led the teams working to realize ESDC's cloud strategy. Delivered compliant and secure development environments aligned with federal privacy, security, and architecture standards. Launched SaaS capabilities enabling modern delivery platforms for client-facing programs. Strengthened interdepartmental partnerships with CSE and SSC.

Team16 FTEs
Budget$2M
Oct 2021
Mar 2022

Employment and Social Development Canada (ESDC)

A/Executive Director, Business Solutions

Oversaw a $50M portfolio and 220 employees delivering ERP, citizen-facing services, and internal digital solutions. Directed seven directors aligned to departmental and branch priorities under the Digital Program. Introduced a portfolio-based management approach enabling forecasting and strategic planning.

Team220 staff · 7 direct reports
Budget$50M
Apr 2019
May 2021

Employment and Social Development Canada (ESDC)

IM/IT Director, Citizen Service Solutions and Partner Initiatives

Led multiple major IM/IT projects totalling over $100M, with $9M directly under management. Oversaw operational support for biometric and passport systems, achieving 99.9% uptime. Delivered the emergency COVID-19 Secure Remote Access solution using Azure in under 30 days.

Team22 FTEs + contractors
Portfolio$100M+
Oct 2018
Apr 2019

Employment and Social Development Canada (ESDC)

IM/IT Project Manager, Passport Processing Modernization Initiative

Led project planning and execution for a major modernization of passport processing systems with IRCC and other departments. Managed interdepartmental governance, costing models, and risk assessments.

Dec 2016
Oct 2018

Employment and Social Development Canada (ESDC)

IM/IT Technical Advisor, IT Service Management (ITSM)

Authored the department's ITSM Roadmap, laying out vision, milestones, and implementation pathways. Consulted extensively with internal SMEs and SSC to align SLAs and OLAs with transformation goals.

Feb 2015
Dec 2016

Employment and Social Development Canada (ESDC)

IM/IT Manager, Architecture, End-State Platforms and Security

Oversaw architecture, security, and platforms for mainframe migration to open systems. Ensured alignment to TOGAF architecture models and ITSG-33 security risk management.

Jul 2013
Feb 2015

Employment and Social Development Canada (ESDC)

IM/IT Manager, Solution Alignment Office

Led a team of 8 enterprise architects and business analysts in defining TOGAF-based models. Chaired governance working groups to unify enabling service renewal across business, data, and application domains.

Team8 enterprise architects
Feb–Jul 2013

ESDC

Solution Architect — Unisys Migration Project

May 2012
Feb 2013

ESDC

Solution Architect — Solution Architecture Services

Jun 2010
May 2012

ESDC

Manager, Business Architecture

Nov 2008
Jun 2010

ESDC / Service Canada

Team Lead & Senior Analyst, Business Architecture / EI Strategic Review

May 2006
Nov 2008

ESDC

Manager & Team Leader, Automated Claims Processing Project

Oct 2001
May 2006

ESDC

Programmer/Analyst — ROE Web, ROE Management System, ROE Laser Print, ACP

Jun–Sep 2001

Crossroads Children's Centre

IT Consultant

Accomplishments

Selected highlights
2020

Directed Secure Access Virtual Environment (SAVE)

Enabled remote operations for over 30,000 ESDC employees during the COVID-19 emergency, in collaboration with Shared Services Canada and the Canadian Centre for Cyber Security.

2016

Founding Chairperson, ESDC Manager's and Team Leaders Community (MTLC)

Established and led the MTLC, building a professional community of practice for managers and team leaders across the department.

2014

Deputy Minister's Award of Excellence, ESDC

Awarded for contributions to the Enabling Services Renewal Program (ESRP) — a major enterprise modernization initiative.

2013

Graduate, ESDC Service Leadership and Management Excellence Program

2013

TOGAF Level I Certification

The Open Group Architecture Framework.

2010

Co-founder, Stroked Ego

Co-founded a men's clothier in Ottawa — a parallel track in design, brand, and entrepreneurship.

Credentials

Certifications · Education

Technical certifications

2013

TOGAF Level I

The Open Group Architecture Framework — enterprise architecture methodology

2013

Business Process Analysis

2011

ITIL Version 3 Foundation

IT Infrastructure Library — service management framework

2009

Government Strategic Reference Model (GSRM)

Formal education

2002–2005

Bachelor of Science (part-time)

Carleton University, Ottawa

2000–2001

Diploma, Solutions Developer

Institute for Computer Studies, Ottawa

1996–1998

Biotechnology (part-time)

University of Ottawa

1994–1996

Pre-science

CÉGEP Heritage, Hull

Find me

The thinking behind the work: michyul.com →