Hello, I am
Manosanth Manikavasagar
Security & Embedded Systems Architect · Technical Lead
Built mission-critical airport infrastructure, then designed vehicle security architecture – with the final security sign-off before release.
Formed and led teams across brands, suppliers and borders.
Today: building my own products and advising select clients as an independent architect and security advisor.
Scroll to explore
01 — about me
About Me
Security and Systems Architect for safety-critical, networked systems. From mission-critical network backbone to embedded security to enterprise-wide security architecture. I define security strategy, evaluate architectures, and embed Security-by-Design in development teams.
Enterprise Security Architecture
Group-wide security architecture authority across multiple vehicle brands
Security Quality Gate
Basic-security release – without this release, no vehicle architecture goes to production
Embedded Security
Secure Boot Chain, PKI, Zero Trust, Secure Development Lifecycle
Leadership
CSPO, SAFe 5 – core team of 10 plus 20+ Security Owners across brands and suppliers
02 — experience
Experience
Sourcy Engineering (Self-Employed)
01/2023 – Present · Berlin
Independent Security & Systems Architect / Advisor
Since 01/2023
Advising on security and systems architecture, taking on select client engagements.
ZuseOne – Technical Lead & Architect
Since 09/2025
Privacy-first Edge-Computing platform. Architecture, requirements, hardware concept, router and compute modules on Linux/Docker.
OURS – Solo Developer (End-to-End)
Since 09/2025
Community lending platform. Mobile app, admin dashboard, marketing site and backend with auth and APIs – including CI, tests and observability.
CARIAD SE (Volkswagen Group)
12/2020 – 08/2025 · Berlin · Munich · Ingolstadt
Senior Security Systems Architect
01/2023 – 08/2025
CARIAD representative in the cross-brand security architecture committee (Audi, Porsche, VW), which I led for about six months. Security strategy for all VW brands, harmonized with international partners. Seven-figure international sourcing responsibility.
Lead & Product Owner, Technical Security Architecture
12/2021 – 12/2023
Built and led a team of 10 and enabled 20+ Security Owners. Flagship: central security architecture model plus security matrix that took ECU security coverage measurably from red to fully green. ISO 21434, ISO 27001, SecDLC.
Security Technologies Owner
12/2020 – 08/2025
Security quality gate for vehicle E/E architecture. Basic-security release for all CARIAD ECUs. Co-responsible for the security architecture of autonomous driving systems (ADAS): secure integration of ECUs, sensors and actuators.
Security Engineer
12/2020 – 11/2021
Security owner for charging and battery management functions. Zero Trust, SecDLC, ISO 27001.
CARMEQ GmbH (Volkswagen Group)
05/2018 – 11/2020 · Berlin
Embedded Security Engineer
04/2019 – 11/2020
Secure boot chain for in-house ECU (Xilinx SoC, eFuses). PKI and contract provisioning flow for Plug & Charge (ISO 15118).
Working Student
05/2018 – 03/2019
Bachelor thesis: trust model for container communication. Own PKI/CA in Python plus TLS.
Plus Engineering GmbH
03/2013 – 03/2018 · Berlin
IT Administrator
03/2013 – 03/2018
Scaled IT from 5 to 25 employees. Decentralized backup, VPN remote, secure customer connectivity.
Plant Installer (on assignment)
2016
Set up, connected and system-tested KUKA robots for Daimler assembly lines (Ludwigsfelde, Mannheim), ready for programming.
Deutsche Telekom AG
10/2008 – 09/2011 · Berlin
Infrastructure & Network Engineer
10/2008 – 09/2011
Berlin Brandenburg Airport project: fiber optic and Ethernet backbone, server infrastructure, mission-critical systems.
03 — projects
Projects
04 — skills & certifications
Skills & Certifications
Leadership & Product Ownership
●Built a team of 10, enabled 20+ Security Owners
●Hiring, mentoring & team development
●Stakeholders from engineers to top management
●Product Ownership: backlog, PI planning, KPI & risk reporting
●7-figure international sourcing (RFP → award → vendor steering)
●Presenting in English to 20–50+ and senior management
Builder
●End-to-end product development (mobile, admin, backend)
●AI-augmented / agentic engineering
●CI, tests & observability
●Rapid prototyping
Security Architecture
●Security-by-Design at scale
●Threat Modeling & Risk Analysis
●Security Quality Gate / Release Process
●ISO 21434 | ISO 27001 | SecDLC
●Zero Trust | Architecture Review
Embedded Security
●Secure Boot & Hardware Root of Trust (Xilinx SoC, eFuses)
●PKI/CA | TLS
●Domain/Network Isolation (VLAN, IPSec, Hypervisor)
●Fault Injection | Glitching
Infrastructure & Edge
●Networking from the backbone up (fiber, switching, VPN, failover)
●Mission-critical infrastructure
●Linux / Edge | Docker / Container
●Cross-compile ARM / x86
Certifications
CSPO – Certified Scrum Product OwnerSAFe 5 PO/PMCEH – Certified Ethical HackerLFD460 – Embedded Linux (Yocto)
Languages
●German (Fluent)
●English (Fluent)
●Tamil (Native)
Education
●B.Eng. Computer Engineering / Embedded Systems · BHT Berlin, 2019
●IT Systems Electronics Technician (apprenticeship) · Deutsche Telekom, 2011
05 — get in touch
Get In Touch
I'm currently open to new opportunities in Product Security Architecture, Technical Leadership, and Embedded Security.