Jovan Saković CV
Jovan Saković

Based in Belgrade · Open to EMEA travel & on-site engagements

Jovan Saković

Infrastructure, Network Security & Field Application Engineer

16 years in customer-facing IT · Datacenter field support · GPU-accelerated systems

Date of birth: 12 May 1986

Hardware bring-up & debug GPU / ML systems Issue triage & escalation Linux & Kubernetes

Professional Summary

Customer-facing infrastructure engineer with 16 years across enterprise networking, security, datacenter field support and GPU-accelerated systems. Currently on the Network Security team at NCR Corporation, supporting enterprise infrastructure and incident response with international teams. Previously delivered on-site server, network and hardware bring-up and replacement across enterprise client environments, supporting organisations such as BlackRock, Johnson & Johnson, Verizon, AT&T and HP.

Hands-on with GPU hardware since the early GPU-compute era: designed, built and tuned multi-GPU systems for compute-heavy workloads and configured Linux machines for ML/DL training. As CEO of Nodus ICT Solutions, I own the full technical relationship with clients, from requirements and architecture to deployment, troubleshooting and escalation. Certified ISO 27001 / ISO 20000 Lead Auditor, used to structured qualification, documentation and process discipline.

Core Competencies

Customer-facing technical delivery

16 years in field support, L1/L2 help desk, team lead and client-owner roles; enterprise clients across US and EU.

Hardware bring-up & debug

Server, network and end-user hardware install, replacement and board-level troubleshooting; multi-GPU system builds, power and thermal tuning.

GPU / accelerated computing

Multi-GPU rigs for compute workloads; Linux workstations configured for ML/DL (drivers, CUDA toolchain); AI agent and automation development.

Networking & security

Enterprise network security operations, monitoring and incident response; network design and administration.

Linux & systems

System and server administration, driver stacks, firmware updates, OS deployment; Kubernetes / OpenShift and container-based workloads.

Issue triage & escalation

Reproduce, document and drive customer issues to resolution; coordinate between clients, vendors and internal teams.

Quality & compliance

ISO 27001 / ISO 20000 Lead Auditor; defined IT QA procedures, audits and staff training.

Cross-team coordination

Daily work with international teams across time zones; bridging customers, vendors and engineering owners.

Familiar with (conceptual knowledge, ramping up hands-on): InfiniBand, RDMA, SR-IOV, NVIDIA ConnectX NICs and BlueField DPUs, DOCA, telco / 5G and AI-RAN concepts.

Professional Experience

Network Security Specialist

FEB 2025 – PRESENT

NCR Corporation

  • Monitor, maintain and harden enterprise network infrastructure as part of the global Network Security team
  • Triage and resolve security and network incidents; document root cause and drive fixes with engineering owners
  • Coordinate daily with international teams across time zones on changes, escalations and incident response

IT Field Support Engineer (Contract)

SEP 2022 – JAN 2025

CentricsIT

  • Installed, maintained and troubleshot datacenter and branch infrastructure: servers, networking equipment and end-user devices
  • Performed on-site hardware replacements, upgrades and bring-up across multiple enterprise client environments
  • Acted as the technical face to the customer on site: diagnosed faults, communicated workarounds and timelines, and escalated to vendor engineering when needed
  • Completed AWS Frontier foundation, install and maintenance certification (Feb 2023)

Chief Executive Officer

JAN 2020 – PRESENT

Nodus ICT Solutions

  • Own end-to-end technical engagements with clients: requirements, system architecture, deployment and post-sale support
  • Design and build GPU-accelerated systems for compute, ML/DL and professional workloads, including component selection, power and thermal design
  • Develop AI agents and automation tools that streamline client processes

IT Quality Assurance Manager

JAN 2014 – MAY 2016

Meteor Business Center

  • Established IT quality procedures and standards; led internal and external ISO 27001 and ISO 20000 audits
  • Monitored ICT infrastructure performance and trained staff on procedures

System Administrator – Help Desk Support

FEB 2013 – AUG 2013

Code Computer Engineering

  • Delivered L1/L2 hardware and software support and implemented network solutions for business clients

Manager – Team Leader

JUN 2010 – NOV 2012

Tritel LTD

  • Led the service team and managed client relationships for IT equipment service delivery
  • Resolved complex hardware and software faults across a wide range of IT devices

Front End Developer (Freelance)

MAY 2016 – PRESENT

Digital Nomad

  • Design and develop responsive web applications with a focus on usability and accessibility

Technical Skills

Hardware Bring-up & DebugServer & Datacenter HardwareGPU SystemsCUDA ToolchainML/DL WorkstationsLinux AdministrationDriver StacksFirmware UpdatesKubernetes / OpenShiftContainersNetwork AdministrationNetwork SecurityIncident ResponseTroubleshooting & TriageCustomer EscalationsAI Agents & AutomationISO 27001ISO 20000Front-end Development

Education

Information Technologies and Software Development

Faculty of Project and Innovation Management

2017 – Present

Web Design, Multimedia Design

IT Academy

2009 – 2010

Mechanical Technician

Technical School Nikola Tesla

2005 – 2008

Languages

Serbian (native) · English (professional working proficiency)

Certifications

  • AWS Frontier: Foundation, SAV, Install and Maintenance · Feb 2023
  • ISO/IEC 27001 Lead Auditor (internal & external) · Feb 2016
  • ISO/IEC 20000 Lead Auditor (internal & external) · Feb 2016
  • Uniflow v5.2 Consultant · May 2014

Notable Clients Supported

BlackRock, Johnson & Johnson, SC Johnson, Metso, Adidas, Verizon, HP, AT&T.

Interests

Custom PC building & hardware modding · 3D printing · Free climbing · Mountain biking