Hello — thanks for visiting

Alexander Katsovych.

Cybersecurity AI Security Technical Account Management

A multi-disciplinary technical specialist — hands-on across cyber-intelligence, mobile-network systems, gaming monetization and AI security, for Tier-1 enterprise and government clients.

Ramat Gan, Israel akatsovych@gmail.com LinkedIn ↗

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Profile

A multi-disciplinary technical specialist who has worked hands-on across four very different corners of High-Tech — cyber-intelligence, mobile-network and telecom systems, gaming and mobile monetization, and AI security — for Tier-1 enterprise and government clients. Certified by the Israel National Cyber Directorate (Maarah HaCyber).

A fast learner known for adaptability, a proactive mindset and the ability to perform under pressure — skilled at translating complex technical concepts for business stakeholders and external R&D teams. Hands-on across log investigation, SDK integration QA, incident management, data analytics and workflow automation.

Maintains an active focus on the emerging AI landscape: AI implementation, prompt engineering, and AI ethics & safety.

Four very different fields

Septier Communication

Mobile Networks & Telecom

Integration & support of cellular monitoring systems — RF and mobile-network terminology.

Independent Research

AI Security

LLM red-teaming and prompt-injection research for ethical AI implementation.

Unity Technologies

Gaming & Mobile Monetization

SDK integration QA and ad-mediation support for game studios.

NSO Group

Cyber Intelligence

24/7 SIEM & NOC monitoring of deployed systems and infrastructure.

Experience

Mar 2026 — Present Petah Tikva, Israel · Global on-site

Septier Communication

Support and Integration Engineer

On-site integration — travel internationally to install, integrate and configure cellular monitoring and lawful-interception systems at client sites — hands-on with RF and mobile-network hardware alongside R&D.
Global technical support — front-line and escalation support for operators and security agencies worldwide, keeping production telecom-monitoring systems healthy.
Release validation — verify new R&D builds and configurations against live cellular-network conditions before production rollout, reducing deployment risk.
Systems administration — maintain the servers, services and telecom infrastructure behind each deployment to keep monitoring stable and accurate.

2025 — Present Remote · Independent

Independent Technical Researcher & Advisor

AI Security · OSINT · Strategic Consulting

AI Security — independent red-teaming of LLMs to surface jailbreak vulnerabilities and stress-test prompt-injection defenses for ethical implementation.
OSINT & Infrastructure — built custom scripted OSINT monitors and advised product managers on infrastructure scalability for large-scale intelligence projects.
Strategic Consulting — advised startups on secure technology-stack selection and the integration of generative-AI APIs into existing workflows.

Feb 2023 — May 2025 Tel Aviv, Israel

Unity Technologies

Technical Account Manager

Revenue impact — unlocked ~$70,000 in revenue by resolving critical integration bottlenecks for a strategic mobile-gaming partner.
Integration QA — reviewed game studios' client-side code (Java / C#) to ensure secure, stable SDK and ad-mediation platform implementations.
Technical investigation — analyzed encrypted ad traffic and data discrepancies to resolve serving failures across gaming infrastructure and monetization setups.
Cross-team leadership — bridged game studios and R&D, translating complex bug reports into actionable resolution plans.

Aug 2021 — Dec 2022 Herzliya, Israel

NSO Group

NOC & GSD — Tier 2 Analyst

Deployment monitoring — owned 24/7 monitoring of every client installation worldwide, plus the company's own on-site and in-house infrastructure — surfacing anomalies the moment they appeared.
SIEM & NOC operations — ran continuous monitoring through SIEM and NOC tooling (Splunk, Nagios), correlating events to catch failures and security issues early.
Forensic analysis — performed deep-dive log investigation to isolate root causes of operational failures and security threats.
Operational stability — ran proactive health checks across Linux / Windows environments to maintain high availability and SLA compliance.

Selected Projects

Independent Research · Current focus 2025 — Present

AI Security Red-Team Research

Independent LLM red-teaming — surfacing jailbreak vectors and stress-testing prompt-injection defenses across frontier model families.

Catalogued reproducible jailbreak patterns across three frontier model families.
Built an evaluation methodology aligned to OWASP LLM01 (Prompt Injection) and LLM02 (Insecure Output Handling).
Findings inform private consulting recommendations on secure GenAI integration.

Claude · ChatGPT · Gemini · LM Studio · custom Python harness · OWASP Top 10 for LLM

Unity Technologies 2023 — 2025

Unity Mobile Ads Integration Recovery

Resolved a critical SDK integration bottleneck blocking ad-serving revenue for a strategic mobile-gaming partner.

Unlocked ~$70,000 in revenue by removing client-side integration blockers.
Co-designed A/B testing for waterfall & bidding across major ad networks.

Unity LevelPlay SDK · Java / C# / Swift · Charles Proxy · AdMob / TikTok / Meta mediation

Independent · OSINT 2025 — Present

OSINT Monitoring Toolkit

Custom scripted OSINT monitors for large-scale intelligence collection, with infrastructure-scalability advisory.

Continuous monitoring across client-defined targets and sources.
Scaling recommendations adopted into product-manager roadmap decisions.

Python · REST APIs · scheduled collection jobs · structured output pipelines

NSO Group 2021 — 2022

Global SIEM & NOC Operations

24/7 monitoring of every client installation worldwide, plus on-site and in-house infrastructure for a Tier-1 vendor.

Owned anomaly detection across the global deployment footprint.
Forensic log analysis to isolate root causes of failures and security events.

Splunk · Nagios · Wireshark · Linux / Windows administration

Septier Communication 2026 — Present

Telecom Monitoring — On-site Deployments

International on-site integration of cellular monitoring and lawful-interception systems for operators and security agencies.

Validate new R&D builds against live cellular conditions before production rollout.
Front-line and escalation support keeping production systems healthy.

RF hardware · cellular network protocols · telecom integration tooling

Capabilities

Core Expertise Advanced / Daily

Security & Monitoring

Splunk
Nagios
Wireshark
Nmap
Kali Linux
Docker
TCP/IP
Linux CLI / Admin
macOS
Windows

AdTech & QA

SDK Integration QA
Code Review · Java / C# / Swift
Git / GitHub
REST API
Charles Proxy
Postman
Android Studio / Xcode
HTML / CSS

Data Analysis

Kibana / Grafana
Elastic Stack
SQL · PostgreSQL
DataGrip
Power BI

Operations & CRM

Salesforce
Zendesk
Jira
Confluence
Slack
Incident Management

Emerging Tech AI & Cloud

AI Security & Safety

AI Red Teaming
LLM Jailbreaking
OWASP Top 10 for LLM
Prompt Injection Defense
AI Ethics Frameworks

Generative AI

Prompt Engineering
ChatGPT · Claude · Gemini
MCP Servers
LM Studio
Stable Diffusion
Midjourney
Runway
Perplexity

Cloud & DevOps

AWS · EC2 / S3 / IAM
Docker
Ansible
Python Scripting

Native

Russian / Ukrainian

Professional

English

Professional

Hebrew

Education & Certifications

Certified Hands-on Cyber Security Specialist — CHCSS

Kernelios College · Maarah HaCyber accredited

Certification

Microsoft Certified Solutions Associate — MCSA

System Administration

Certification

B.S. in Computer Science

Donetsk National Technical University

Degree

06 — Contact

Let's build something secure.

Thanks for stopping by my personal page — happy to have you here. Always glad to connect, whether about cybersecurity and AI or just to say hello. Based in Ramat Gan, Israel.

Email me → LinkedIn ↗