M365 and EMail Security Engineer

Position Description:

Company Profile:
Founded in 1976 CGI is among the largest independent IT and business consulting services firms in the world. With 94000 consultants and professionals across the globe CGI delivers an end-to-end portfolio of capabilities from strategic IT and business consulting to systems integration managed IT and business process services and intellectual property solutions. CGI works with clients through a local relationship model complemented by a global delivery network that helps clients digitally transform their organizations and accelerate results. CGI Fiscal 2024 reported revenue is CA$14.68 billion and CGI shares are listed on the TSX (GIB.A) and the NYSE (GIB). Learn more at .

Job Title: Exchange online and Email Security Engineer
Position: SSE/TL
Experience: 7 10 Years
Category: Software Engineering
Shift: US Shift
Main location: Bangalore
Position ID: J0326-2234
Employment Type: Full Time
Education Qualification: Bachelors degree in computer science or related field or higher with minimum 03 years of relevant experience.

Job Description

M365 and Email Security Engineer

Position Description
. 7-10 Years of hands-on Experience in Exchange online and Email Security (Mimecast)
. Administer and manage the Mimecast platform including Email Security Continuity Archiving and Awareness Training modules
. Configure and maintain security policies such as anti-spam anti-malware impersonation protection and Data Loss Prevention (DLP)
. Perform message tracking threat analysis and incident response for phishing malware and spoofing attacks
. Demonstrate strong knowledge of SMTP mail flow and DNS configurations (MX SPF DKIM DMARC)
. Manage user access roles and permissions including delegate access and secure authentication mechanisms
. Handle critical and complex incidents (mail flow failures tenant-wide issues hybrid misconfigurations)
. Design and implement Exchange Online and hybrid architectures
. Deep troubleshooting using advanced PowerShell and message headers analysis
. Manage and optimize mail flow rules connectors and transport rules
. Lead migration projects (cutover staged hybrid migrations)
. Implement security & compliance solutions (eDiscovery retention DLP auditing)
. Work with advanced threat protection via Microsoft Defender for Office 365
. Automate administrative tasks using scripting (PowerShell Graph API)
. Analyze and resolve performance and scalability issues
. Collaborate with Microsoft support for product-level escalations
. Conduct root cause analysis (RCA) and publish reports
. Define best practices standards and governance policies

Required Skills:

. Deep expertise in Microsoft Exchange Online and hybrid deployments
. Advanced PowerShell scripting and automation
. Strong understanding of mail flow connectors and transport pipeline
. Expertise in identity (Azure AD / Entra ID) authentication and federation
. Knowledge of compliance & security frameworks
. Experience with Exchange migrations and coexistence strategies
. Strong analytical and problem-solving skills

Life at CGI:
It is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because
You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction
Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise
Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons
Come join our team one of the largest IT and business consulting services firms in the world.

Skills:

• English
• Microsoft Exchange
• PowerShell
• PowerShell

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our teamone of the largest IT and business consulting services firms in the world.