Currently working at a system integrator · Open for collaboration

Hi, I'm Teguh Utomo

Technical Product Consultant  ·  Cloud Network Engineer  ·  Cybersecurity Enthusiast

Supporting sales and technical teams by crafting tailored infrastructure solutions, from network design and security deployment to technical proposals and presentations. Passionate about networking and cybersecurity, with strong hands-on experience across enterprise, media, and service provider environments.

Based in Jakarta, Indonesia Strong focus on Network & Security
About Me Background & Professional Summary
Network · Security · System Integration

Currently working at a system integrator company, supporting the sales division by crafting technical proposals and delivering tailored technical presentations to clients. I am actively involved in hands-on implementation, including network design, configuration, and security system deployment.

I am highly passionate about network and cybersecurity, with a strong commitment to continuous learning and adaptability in dynamic environments. Throughout my career, I have collaborated with multiple stakeholders – from technical teams to management – to ensure that proposed solutions are not only technically sound, but also aligned with business objectives.

I enjoy bridging the gap between business requirements and technical architecture – transforming complex infrastructure and security needs into clear, executable designs and implementation plans.
Technical proposals & solution design for network & security
Hands-on implementation of network & security infrastructure
Cloud, data center, and enterprise environments
Supporting sales, presales, and operational teams
Proof of Concept (PoC) and technical workshops
Continuous learning in networking & cybersecurity
Work Experience Professional Roles & Responsibilities
From system integrator to media & service providers
Technical Product Consultant
PT. Nusa Network Prakarsa – Jakarta
April 2024 – Present

Supporting sales teams by translating client needs into concrete network and security solutions, from design to proposal and PoC.

  • Collaborate with the sales team to understand client needs and translate them into technical network and security solutions.
  • Design and propose tailored infrastructure solutions aligned with customer requirements and industry standards.
  • Develop comprehensive technical proposals and supporting documentation to drive sales effectiveness.
  • Deliver persuasive technical presentations and demos to stakeholders at various levels.
  • Lead Proof of Concept (PoC) initiatives, demonstrate solution viability, and provide analysis through detailed reporting.
  • Liaise with internal teams and vendors to ensure successful solution design, implementation readiness, and alignment with client expectations.
  • Continuously update knowledge on emerging technologies and industry trends to keep proposed solutions relevant.
Cloud Network Engineer – MNC Cloud
PT. Global Mediacom, Tbk – Jakarta
January 2020 – 2024

Supported internal IT and Business Units in Digital Media, Financial Services, Trading, and Fintech, focusing on secure and stable network infrastructure.

  • Maintain secure and stable network traffic for MNC Holding's data center operations.
  • Monitor, verify, and initiate IT service tickets submitted by Business Unit teams.
  • Document change requests, including rollback plans and updates to core network infrastructure.
  • Review and correct network-related tasks or changes conducted by Business Unit IT teams.
  • Coordinate procurement and provide solutions for network and security device needs.
Presales Engineer
PT. Mitra Info Sarana – Jakarta
2018 – 2019
  • Conducted technical discussions and product/solution presentations to customers.
  • Provided consultancy and clarification on technical solutions to customers.
  • Prepared pricing, BoQ models, and escalation support.
  • Supported sales in offers, tenders, and change requests.
  • Troubleshot networks and conducted Proof of Concept demonstrations at customer sites.
Network Engineer
PT. Mitra Info Sarana – Jakarta
2016 – 2018
  • Implemented and configured network devices, Firewall/UTM, Intrusion Prevention Systems, bandwidth management, wireless controllers, and internet proxy servers.
  • Generated reports and maintained technical documentation for network and security tasks.
Network & Peripherals
PT. Indonusa Telemedia (TRANSVISION) – Jakarta
2014 – 2016
  • Installed, supported, and maintained network infrastructure, including server and desktop hardware/software.
  • Managed daily IT operations such as user account creation, permission management, and password administration.
  • Monitored network performance to identify faults, errors, and bottlenecks; performed corrective actions based on severity.
  • Implemented, maintained, and monitored network security and conducted routine preventive maintenance.
  • Provided IT support for users across Head Office (Jakarta) and national branch offices.
Internship – User Support
Sekjen DPD RI – Jakarta
Internship
  • Provided user support and maintenance for day-to-day IT operations.
Education & Certifications Formal education, trainings, and professional credentials
Strong foundation in Computer Engineering

Education

Bachelor Degree – Computer Engineering
STMIK Nusa Mandiri
(2011)
Diploma Degree – Computer Engineering
AMIK BSI
(2012 – 2016)

Selected Training & Certifications

Networking Security Cloud & Platform
Cisco Certified Specialist – Enterprise Core
2024 · Cisco ID #CSCO13023637
Certified Meraki Networking Associate (CMNA)
2024
Arista Technical Accreditation
ID 3937670476TU · 2025
HCSA Presales – Services
ID 03221201397810038252726097 · 2025
Ruijie Certified Network Associate (RCNA)
Routing & Switching · ID 092067RCNA-Routing&Switching37547 · 2025
Huawei Certified Routing and Switching (HCIA)
2019 · No. #010100101397807658811409
Training Huawei HCIA / HCIP / HCIE R&S
2018
Cisco Certified Network Associate (CCNA)
2015 · No. #425698715345BNVI · ID-Networkers
MikroTik Certified Network Associate (MTCNA)
2015 · No. #1509NA590 · ID–Networkers
Juniper Network Certified Associate (JNCIA)
2015 · No. #G0EYZHES4F14K7X4 · ID–Networkers
Sophos Certified Sales Consultant
2017
Fortinet NSE 1, 2, 3
2017 · Network Security Associate & Secure Fabric
Nutanix Platform Professional / Sales / SE Novice
2017
Bootcamp Aruba HPE FlexNetwork v3
2016
NetGain Systems Certified Associate
2017
HPE OneView & Summit
HPE Technology & Solutions Summit Bangkok · 2019
Achievements & Organizations Community involvement & knowledge sharing
Workshops · Seminars · Student Leadership

Leadership & Community

  • Leader of HMJTK BSI (2012 – 2014) – focusing on Linux and Networking knowledge sharing.
  • Organizer and responsible person for multiple networking workshops and seminars.
  • Actively involved in events around WAN implementation, switching & routing, and next-generation networks.

Speaker & Event Involvement

  • Speaker – Workshop Implementation WAN and Server (2014).
  • Responsible person – Events Training Cisco Camp (2014).
  • Speaker – Training Camp Switching and Routing Cisco at Puncak, Bogor (2014).
  • Seminar – One Day Workshop Cisco Borderless Networks Technology (2013).
  • Responsible person – Workshop Next Generation Network (2013).
  • Training Workshop – Cloud Computing Security and Wireless 5.8 GHz (2012).
  • Seminar – Menuju Profesionalisme Jurusan Teknik Komputer (2012).
  • Responsible person – Seminar Hacking and Cyber Security with Indonesia Backtrack Team (2012).
Contact & Collaboration Let’s discuss your network & security needs
Available for consultation, projects, and knowledge sharing

I am open to opportunities for technical consulting, solution design, PoC initiatives, or simply sharing insights about network and cybersecurity.

Whether you are looking to benchmark your current infrastructure, design a new architecture, or prepare a strong technical proposal for your organization, feel free to reach out.