Subramanian Palaniappan

Associate Partner

Chennai, Tamil Nadu, India20 yrs 6 mos experience

Highly StableAI Enabled

Key Highlights

20 years of experience in cybersecurity and IT infrastructure.
Expert in creating comprehensive security strategies.
Passionate mentor cultivating high-performing teams.

Stackforce AI infers this person is a Cybersecurity expert specializing in IT infrastructure and risk management.

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Skills

Core Skills

CybersecurityService DeliveryRisk ManagementNetwork Engineering

Other Skills

Cybersecurity deliveryResource strategyService bidsWorkforce optimizationUpskilling programsService automationEnterprise cybersecurityFirewall/IPS managementVulnerability fixesSecurity engineeringRisk registersAudit readinessProblem managementData center operationsCloud-based network

About

A seasoned IT Professional with 20 years of experience, specializing in securing data centers and critical IT infrastructure. Focuses on creating and implementing comprehensive security strategies to safeguard vital assets and achieve core business objectives. My expertise includes simplifying complex technical challenges and collaborating across diverse teams to foster a strong, enterprise-wide security culture. Passionate about mentoring others to cultivate and lead high-performing teams. Currently expanding expertise into AI Security, Governance, and Risk Management (AI-SGRM) to align with next-generation cybersecurity paradigms.

Experience

20 yrs 6 mos

Total Experience

9 yrs 8 mos

Average Tenure

1 yr 1 mo

Current Experience

Levelblue

Associate Director Cybersecurity

Apr 2025 – Present · 1 yr 1 mo · Chennai, Tamil Nadu, India · Remote

Lead cybersecurity delivery and resource strategy across global clients
Estimate effort and cost models for new service bids, ensuring profitability and scalability
Drive workforce optimization by balancing cost, skill, and client priorities
Spearhead upskilling programs to align team capabilities with emerging
technologies and client needs
Oversee transition and transformation projects enhancing service automation and
client satisfaction

Cybersecurity deliveryResource strategyService bidsWorkforce optimizationUpskilling programsService automation+2

At&t

3 roles

Associate Director Cybersecurity

Jan 2024 – Mar 2025 · 1 yr 2 mos

Managed enterprise cybersecurity: firewall/IPS, vulnerability fixes, and
security engineering.
Maintained risk registers, driving closure of high-impact findings and improving
audit readiness
Directed problem management and RCA reviews to strengthen service reliability
Led cross-skilling and knowledge-sharing initiatives to enhance team
flexibility and resilience
Implemented succession planning to ensure seamless support

Enterprise cybersecurityFirewall/IPS managementVulnerability fixesSecurity engineeringRisk registersAudit readiness+3

Area Manager - Cybersecurity

Promoted

Nov 2019 – Dec 2023 · 4 yrs 1 mo

Oversaw daily operations and engineering support for data center and cloud
based network and security infrastructure.
Client support as part of Managed Security Services offering
Achieved and sustained SLA compliance through proactive monitoring and
process improvement.
Provided technical leadership and guidance as SME on core technologies
including LAN, WAN, Firewalls, and VPN solutions.
Developed a structured plan to consolidate and strengthen the Network and
Security Center of Excellence, improving efficiency and standardization
Continuously monitored and optimized resource usage to ensure high team
productivity and cost efficiency.

Data center operationsCloud-based networkSecurity infrastructureSLA complianceTechnical leadershipResource optimization+2

Manager Network Engineering

May 2014 – Oct 2019 · 5 yrs 5 mos

Dxc technology (formerly csc)

Associate Manager Networks

Jul 2005 – Apr 2014 · 8 yrs 9 mos

Managed network engineering and operations for global enterprise clients
Designed and implemented secure connectivity solutions including firewalls, VPNs, and
AAA systems
Oversaw auditing and onboarding of new devices to meet compliance and
security standards
Provided vendor coordination and technical governance for complex projects
Developed work instructions, process documents, and technical diagrams to
improve delivery consistency