Playbook · v0.1
Engineering Playbook
Documented work
- SOP development
- Standards for documentation
- Release-process guidelines
- AI-assisted solo software engineering
- Engineering workflow and governance principles
Mathusangar Ravisangar
- Networking Instructor
- IT Support
- Network Engineer
Founder of Episteq. Episteq is founder-led.
01
Biography
Networking instructor, IT support practitioner and network engineer.
Mathusangar Ravisangar is the founder of Episteq. The professional background combines networking education, technical support, network-engineering foundations, technical documentation, engineering and process work, software development and research.
Day to day, that means teaching networking as an IT Instructor at ESOFT Metro Campus in Batticaloa, running InfoSpeak Academy, an ICT tuition initiative founded in April 2025, and studying for a Bachelor of Education in ICT (Honours).
Built from real teaching and engineering practice. Founded in Sri Lanka.
Languages
- Tamil
- Native
- English
- Professional working proficiency
- Sinhala
- Working proficiency
- Arabic
- Basic reading and writing
02
Professional journey
Six roles, from technician to instructor.
-
2016
Jan 2016 – Present
Self-Employed
Mobile and Computer Technician
- Mobile-device and computer diagnosis and repair.
- Hardware troubleshooting.
- Software configuration.
- Backup and recovery assistance.
- Technology consulting.
-
2020
Nov 2020 – Nov 2022
IT Technician
- Hardware and software troubleshooting.
- Desktop, printer and ICT equipment maintenance.
- System checks, updates and preventive maintenance.
- Software setup and file-management support.
-
2024
Aug 2024 – Mar 2025
Ceylon Electricity Board
IT Support Technician Intern
- Resolved 200+ hardware and software support issues.
- Delivered cybersecurity-awareness training to 30+ staff.
- Contributed to OpenDSS and MATLAB scripting activities.
- Took part in field inspections involving voltage irregularities and solar-inverter setups.
-
2025
Apr 2025 – May 2025
Guidance International School
Volunteer ICT Teacher
- Taught English-medium ICT lessons for Grade 8–12 learners.
- Integrated practical laboratory activities.
-
2025
Apr 2025 – Present · Hybrid
InfoSpeak Academy
Founder and ICT Tutor
- Founded and independently operates an ICT tuition initiative.
- Provides individual and group learning sessions.
- Manages scheduling, communication, attendance, progress and fee records.
- Created 50+ customised lesson plans.
- Delivered learning support to 30+ students.
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2025–Present
Sep 2025 – Present · Batticaloa
ESOFT Metro Campus
IT Instructor
- Curriculum-aligned networking instruction and practical laboratory sessions.
- Teaches Pearson BTEC HND Networking, Diploma in IT and B.Eng. (Hons.) learners.
- Integrates CCNA-aligned concepts with hands-on learning.
- Turns routing, switching, network-protocol and device-configuration concepts into technical demonstrations and network simulations.
- Guides learners through network-design, implementation and troubleshooting scenarios.
- Develops structured networking resources for teaching preparation and practical laboratory delivery.
- Supports Career Guidance Unit activities and academic sessions.
- Supports assessment moderation and documentation, and laboratory planning.
03
Engineering and product work
Releases, workflows and documentation handled as engineering, in written form.
Repository
Agronomist Web Application
Documented work
- Repository governance
- Frontend engineering foundation
- Setup documentation
- Contributor documentation
Educational and engineering contributions
- Cloud Computing Practical Laboratory Guide
- Transport Network Design Lecturer Guide Manual
- Pearson BTEC HND Computing Assessment Framework
04
Teaching
Curriculum-aligned networking instruction, with the laboratory at the centre.
Now · Sep 2025 – Present
ESOFT Metro Campus
IT Instructor, Batticaloa
Learners taught
Founded Apr 2025 · Hybrid
InfoSpeak Academy
Founder and ICT Tutor
- 50+ customised lesson plans created
- 30+ students given learning support
Teaching areas
Teaching and educational expertise
05
Education and certifications
Held In progress or pursuing
Education
-
Bachelor of Education in ICT (Hons)
University of Vocational Technology, Ratmalana
2026 In progress
-
Bachelor of Education in ICT (General)
University of Vocational Technology, Ratmalana
2025
-
Diploma in Counselling Psychology
CHS Medical Campus, Dehiwala
2022
-
Diploma in Computer Applications
Sarvodaya Fusion, Batticaloa
2019
Certifications
-
Aviatrix Certified Multicloud Network Associate
Aviatrix
Dec 2025 – Dec 2028
-
Certified in Cybersecurity (CC)
ISC2
Nov 2024 – Nov 2027
-
Certified Social Engineering Defense Professional (CSEDP)
SecOps Group
Aug 2026
-
Microsoft Azure Fundamentals (AZ-900)
Microsoft
Aug 2026
-
XpressJobs Certified Recruitment Technology Specialist (XCRTS)
Xpress Jobs
Jul 2026
-
Cisco Certified Network Associate (CCNA)
Pursuing
06
Technical capabilities
-
Enterprise networking
- TCP/IP
- IPv4 addressing
- Subnetting
- IP addressing
- Computer networks
-
Routing and switching
- Routing and switching
- VLAN configuration
- Cisco networking
-
Network security
- Network-security fundamentals
- Cybersecurity awareness
-
Laboratory tools
- Cisco Packet Tracer
- GNS3
- Network simulations
-
Cloud networking
- Aviatrix multicloud networking foundations
- Azure foundations
-
Technical support
- Hardware and software troubleshooting
- Desktop systems
- Printers
- Software configuration
- Preventive maintenance
-
Engineering and documentation tooling
- Markdown
- Word-native technical documentation
- Git workflow documentation
- npm
- Vite
- ESLint
- Prettier
- EditorConfig
07
Research
Ongoing · B.Ed. ICT (Hons) dissertation
“Relationship Between Generative AI Tool Usage Frequency and Self-Directed Learning Behaviour among HND ICT Students in Eastern Province, Sri Lanka.”
University of Vocational Technology. Quantitative survey design with a researcher-developed instrument.
Instrument
10 AI-use items
18 self-directed-learning items
Work includes
- Project planning
- Literature tracking
- Reference management
- Participant coordination
- Data management and documentation
08
Leadership
2018
Company Sergeant Major Award
38th Battalion, National Cadet Corps Sri Lanka
Recognition for leadership, discipline, responsibility and contribution within a structured cadet-training environment.
09
Episteq
Episteq is founder-led. Built from real teaching and engineering practice.