Igor Radivojevic
Belgrade
Summary
Hybrid DevOps Engineer and Python Developer with a foundation in systems administration and a hands-on approach to building secure, automated cloud infrastructure. Experienced in scripting, CI/CD pipelines, and threat detection systems. Certified in security automation (SAL1), with a proven ability to design, deploy, and monitor real-world environments. Passionate about reliability, clean code, and making broken systems behave.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Level Designer & Technical Integrator
Miscreated / War of Rights
- Designed large-scale environments and integrated assets into CryEngine
- Created and debugged engine logic using scripting/configuration tools
- Collaborated with 10+ remote devs via Git/Perforce across 2 shipped titles
- Integrated 1000+ assets into CryEngine with scripting and config tuning; optimized performance in live builds
- Treated game asset delivery like CI/CD pipelines; reduced rework in test builds by 30%
IT Systems Administrator
NCR Corporation
10.2019 - Current
- Maintained hybrid infrastructure (Linux, Windows, MacOS) for 200+ endpoints; automated 80% of routine maintenance tasks
- Resolved 40+ unbootable systems and Python environment failures within 30-minute windows, reducing developer downtime
- Integrated ELK & Splunk across multiple departments; increased system monitoring efficiency by 50%
- Delivered custom automation scripts supporting internal DevOps processes, reducing build time by ~20%
Education
High School Diploma -
ITHS
New Belgrade, Serbia05-2019
Microsoft Azure Security Certification - undefined
10.2025
CompTIA Security -
08.2025
SAL1 Certified - undefined
04.2025
Skills
- AWS
- Terraform
- Docker
- Linux
- Windows
- Python
- Bash
- PowerShell
- Git
- CI/CD
- Game asset delivery pipelines
- ELK Stack
- Splunk
- CloudWatch
- Sysmon
- Snort
- Wireshark
- Nmap
- Root cause analysis
- Incident response scripting
- Threat Intelligence
- Detection
- Custom rule creation
- Anomaly detection
- System hardening
- World-building
- Visual storytelling
- Design documentation
- Animation integration
Projects Research
- AWS Cloud Security Lab, Built AWS infrastructure from scratch (VPC, IAM, EC2, S3) with security monitoring, Implemented GuardDuty + CloudTrail for real-time detection, Used scripting (Python, CLI, Terraform-basic) to deploy environments repeatedly
- Threat Intel Automation Lab, Dockerized MISP/OpenCTI stack; automated ingestion of 200+ IOCs/day, Integrated enrichment & modular pipelines; reduced manual OSINT correlation by 70%
- Snort IDS Detection Lab, Tuned Snort rules; deployed IDS in inline/sniffing modes with 73% PCAP detection accuracy, Analyzed 100+ packets/session to validate detection logic and improve rule quality
- Game CI/CD Pipeline Simulation, Built CI/CD pipeline with Perforce; deployed 30+ asset builds into CryEngine test envs, Automated model/audio integration; improved iteration time by 40%, Debugged pipeline bottlenecks; reduced load times by ~15%
Languages
Serbian
English
Game Development Experience
Miscreated / War of Rights, Level Designer & Technical Integrator, Designed large-scale environments and integrated assets into CryEngine, Created and debugged engine logic using scripting/configuration tools, Collaborated with 10+ remote devs via Git/Perforce across 2 shipped titles, Integrated 1000+ assets into CryEngine with scripting and config tuning; optimized performance in live builds, Treated game asset delivery like CI/CD pipelines; reduced rework in test builds by 30%
Education Certifications
- CompTIA Security+, In Progress, 08/01/25
- SAL1 Certified, 04/01/25
- Microsoft Azure Security Certification, Planned, 10/01/25
- ITHS, Computer Technology (Information Technology High School)
Tools Technologies
- AWS
- Docker
- Terraform (basic)
- Git/GitHub/GitLab
- Bash
- Python
- PowerShell
- ELK Stack
- Splunk
- Snort
- Wireshark
- Volatility
- Nmap
- Perforce
- CryEngine
Core Skills
AWS, EC2, IAM, S3, VPC, CloudTrail, GuardDuty - provisioned 10+ cloud environments for test and monitoring, Terraform, basic - used to automate repeatable infra builds, Docker, containerized apps and services for isolated testing and threat labs, Linux/Windows, administered and secured 100+ mixed OS workstations and servers, Python, Bash, PowerShell, automated 80% of routine tasks, saving ~10 hours/week, Git-based workflows, CI/CD concepts, reduced deployment times by 30%, Game asset delivery pipelines, deployed 30+ iterations of game assets in production environments, Application logic scripting, game engines, infra tooling, ELK Stack, Splunk, CloudWatch, Sysmon, integrated logging across 25+ system, Network & log analysis, Snort, Wireshark, Nmap - increased detection coverage to ~73%, Root cause analysis, improved incident resolution time by 40%, Dockerized MISP & OpenCTI, automated 100+ daily threat indicators ingested and enriched, Custom rule creation, Snort, system hardening - reduced vulnerability exposure and passed audit with 0 critical findings
Certification
Certified SecurityAnalyst - 2025-2027
Chess
Chess (for sanity & tactics)
Been playing since I was 5 — taught by my grandpa. Not a prodigy, not Magnus, but I’ll probably beat you. Helps keep my brain sharp, pattern recognition on point, and ego barely manageable.
Timeline
IT Systems Administrator
NCR Corporation
10.2019 - Current
Level Designer & Technical Integrator
Miscreated / War of Rights
Microsoft Azure Security Certification - undefined
SAL1 Certified - undefined
High School Diploma -
ITHS
CompTIA Security -
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