CGI
Posted 1w ago

Lead Systems Engineer - Network Security

CGI
Bangalore, Karnataka, India
OnsiteFull Time
Responsibilities
  • designing networks
  • deploying infrastructure
  • resolving incidents
Requirements
  • Requires 8+ years of network engineering experience
  • With strong data center networking and security expertise
  • LLD preparation
  • Deployment
  • Troubleshooting
  • ITIL processes, and stakeholder communication
Technical tools mentioned
BGPOSPFEVPN/VXLANMPLSQoSCisco NexusCisco ACIPalo AltoCheck PointF5Cisco ISEClearPassZscalerF5 BIG-IPCitrix NetScalerAnsiblePythonGitThousandEyesNetFlowITIL

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: Lead Systems Engineer -Network Security
Position: Network Security (Delivery & Execution)
Experience: 8+ Years
Category: IT Infrastructure
Main location: Bangalore
Position ID: J0826-0463
Employment Type: Full Time

Job Description:

Teams interfaced: Architecture, Business Units, Security, PMO, Service Desk, Vendors

Role Summary

We are seeking a Lead Network Engineer with strong hands on expertise in data center networking and security technologies to deliver and operate critical infrastructure. This role follows the “You deploy, you run” model—meaning you will implement solutions and also support them in production. Responsibilities include preparing Low Level Designs (LLDs) from High Level Designs (HLDs), executing deployments, managing incidents, and ensuring operational stability. You will also work closely with business and technical teams to communicate progress, risks, and outcomes throughout the project lifecycle and BAU operations.

Key Responsibilities:

Project Lifecycle & Delivery
Participate in project initiation by reviewing HLDs and understanding scope, timelines, and dependencies.
Prepare LLDs, configuration templates, and implementation plans based on approved HLDs.
Execute build, configuration, and deployment activities for network and security components.
Conduct testing and validation (UAT, failover, performance) before production cutover.
Support go live activities, including risk mitigation and rollback planning.
Track and report project progress, risks, and issues to stakeholders and PMO.


Operations & Service Delivery

Own the deployed solutions in production—monitor, maintain, and optimize performance.
Act as L3 escalation point for critical incidents and complex changes.
Drive root cause analysis and implement permanent fixes.
Maintain accurate change records and adhere to ITIL processes.
Ensure compliance with security and audit requirements.

Stakeholder Communication

Provide clear updates on incident status, project progress, and risks to business and technical teams.
Collaborate with architecture, security, and application teams to align on requirements and timelines.
Operational Excellence

Maintain network diagrams, LLDs, and configuration repositories.
Support audits and compliance requirements for security and infrastructure.
Identify opportunities for automation and process improvement.
Core Technology Scope

Networking: BGP, OSPF, EVPN/VXLAN, MPLS, QoS
Data Center Platforms: Cisco Nexus / ACI
Security:
Firewalls: Palo Alto, Check Point (policy, NAT, VPN)
VPN (F5), NAC (Cisco ISE/ClearPass)
SD WAN: Managed service as part of SASE model (candidate will interface, not configure end to end)
Secure Web Gateway: Zscaler (basic awareness; not primary responsibility)
Load Balancing: F5 BIG IP, Citrix Netscaler
Automation: Ansible, Python, Git (preferred)
Tooling: ThousandEyes, NetFlow tools

Profile

Qualifications

10+ years in network engineering with strong hands on experience in data center networking and security.
Proven ability to prepare LLDs and execute deployments based on HLDs.
Expertise in troubleshooting and resolving complex network/security issues.
Familiarity with SD WAN and SASE concepts (managed service coordination).
Strong understanding of ITIL processes and change governance.
Excellent communication and stakeholder management skills.
Preferred Certifications

CCNP/CCIE
Palo Alto PCNSE, Check Point CCSA/CCSE
F5 CTS, VMware VCP NV
Automation skills (Ansible, Python)
Success Metrics

On time delivery of projects and changes
Reduction in incident MTTR
Compliance with security and audit standards
Positive stakeholder feedback






















Skills:

  • Cisco
  • Firewalls
  • Network Security
  • VPN (Virtual Private Network)






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.

That same commitment to fairness extends to how we use technology. To support our recruitment team, AI tools may be used to help assess applications though they never replace human judgement. All hiring decisions remain entirely in the hands of our recruitment professionals.

Come join our team—one of the largest IT and business consulting services firms in the world.

About CGI

Provides information technology and business consulting services.

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