Lead Analyst - Cisco Ironport SME

Job description

Position Description:

Company Profile:
Founded in 1976, CGI is among the largest independent IT and business consulting services firms in the world. With 94,000 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 cgi.com.

Job Title: Cisco IronPort Expert SME – IT Infrastructure Expert (Email Security Appliance | Physical & Virtual)
Position: Cisco IronPort Expert SME – IT Infrastructure Expert (Email Security Appliance | Physical & Virtual)

Experience: 10+ Years

Category: IT Infrastructure

Main location: Bangalore / Chennai

Position ID: J0326-1833

Employment Type: Full Time

Qualification: Bachelor's degree in Computer Science or related field or higher with minimum 3 years of relevant experience.

Job Description:
Role Overview
We are looking for a highly experienced Email Security Subject Matter Expert (SME) with deep technical expertise in Cisco IronPort ESA to design, implement, and maintain a large-scale, mission-critical email security infrastructure. This role requires advanced troubleshooting, architectural design, and operational excellence across physical and virtual ESA appliances, ensuring secure, resilient, and compliant mail flow for a global enterprise.

Key Responsibilities

. Architect and manage complex Cisco IronPort ESA deployments (physical & virtual), including high availability, clustering, and disaster recovery strategies.
. Lead Tier-3/L4 troubleshooting for critical email security incidents, performing protocol-level analysis (SMTP, DNS, TLS) and root cause investigations.
. Design and enforce security policies for spam filtering, malware protection (AMP), DLP, encryption, and outbreak filters to meet compliance and regulatory requirements.
. Plan and execute migrations, upgrades, and capacity expansions for Cisco ESA appliances in large-scale environments.
. Develop and execute test plans for new features, configurations, and integrations with Microsoft Exchange and Microsoft 365.
. Integrate ESA with Security Management Appliance (SMA) for centralized reporting, quarantine management, and policy orchestration.
. Automate operational tasks using CLI, scripting (Python/Bash), and APIs to improve efficiency and reduce manual overhead.
. Collaborate with cross-functional teams (Messaging, Network, Security) to ensure seamless mail flow and secure integration with firewalls, DNS (SPF/DKIM and DMARC), and Active Directory.
. Maintain comprehensive documentation for architecture, configurations, troubleshooting guides, and operational playbooks.
. Provide technical leadership and mentorship to junior engineers and support teams.

Required Skills & Expertise

. 8+ years of experience in enterprise email security and messaging platforms, with 5+ years dedicated to Cisco IronPort ESA in large, complex environments.
. Strong knowledge of SMTP, DNS, FTP, SSH, TCP/IP, and secure mail routing principles.
. Expertise in Cisco ESA features: AMP, DLP, encryption, content filtering, reputation-based controls, and outbreak filters.
. Hands-on experience with policy design, disaster recovery planning, and risk analysis for email security.
. Proficiency in UNIX/Linux administration, scripting (PowerShell, Python, Bash), and automation frameworks.
. Solid networking knowledge, including firewalls, NAT, subnetting, and load balancing.
. Experience integrating ESA with Microsoft Exchange (2016/2019) and Microsoft O365 environments.
. Familiarity with Active Directory/LDAP for directory integration and authentication.
. Strong written and verbal communication skills for documentation and stakeholder engagement.

CGI is an equal opportunity employer. In addition, CGI is committed to providing accommodations for people with disabilities in accordance with provincial legislation. Please let us know if you require a reasonable accommodation due to a disability during any aspect of the recruitment process and we will work with you to address your needs.
Life at CGI:
It is rooted in ownership, teamwork, respect and belonging. Here, you’ll 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. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction
Your work creates value. You’ll 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
You’ll shape your career by joining a company built to grow and last. You’ll 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:

·  Active Directory
·  DNS / DHCP
·  Ironport
·  Microsoft Exchange

What you can expect from us:

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll 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. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll 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.

You’ll shape your career by joining a company built to grow and last. You’ll 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.