AboutSkillsExperienceRack PlannerBlogContact
Open to Opportunities

Rostislav Grishin

IT Field Engineer | Infrastructure & Network Operations

IT Field Engineer with expertise in designing, deploying, and optimizing corporate IT infrastructure. Focused on delivering secure, scalable, and high-availability infrastructure to ensure seamless operational continuity.

0Years Experience
0Locations Deployed
0Projects Led
rostislav@grishinsystems:~$ whoami
IT Field Engineer
rostislav@grishinsystems:~$ cat skills.conf
# Networking
Cisco | Meraki | Aruba | VLANs | Routing
# Infrastructure
Cabling | Racks | CCTV | Access Control
# Systems
Windows Server | Active Directory | Linux
rostislav@grishinsystems:~$ uptime
16 years of hands-on field operations
rostislav@grishinsystems:~$
>_
☁️Cloud
🏢Multi-Site
🖥️Servers
📹CCTV
🔌Cabling
🏠Smart

Building High-Availability Corporate Infrastructure

IT Field Engineer with expertise in designing, deploying, and optimizing corporate IT infrastructure. Deep understanding of how interconnected business systems operate, including wired/wireless networks, server environments, virtualization, and access control.

Focused on delivering secure, scalable, and high-availability infrastructure to ensure seamless operational continuity across distributed systems and field environments.

🇨🇦 Edmonton, AB ✓ Open to Opportunities 🎓 M.Eng Telecom

Core Skills

Focused on infrastructure, networking, and field operations across multi-site environments.

🌐

Networking & Operations

Core Routing & Switching, VLANs, OSPF, DHCP, NAT, TCP/IP. Multi-site deployment and remote troubleshooting.

CiscoMerakiArubaRouting & SwitchingVLANsOSPF
🔧

Smart Infrastructure & Integration

Server rack architecture (Rack & Stack), structured cabling (SCS), Automation Ecosystems (Control4, Philips Dynalite), IP CCTV, and Access Control systems integration.

Rack & StackCabling (SCS)CCTVAccess ControlControl4Dynalite
🖥️

Systems Administration

Windows Server, Active Directory, DNS, basic Linux, OS deployment, hardware commissioning, and Tier 2/3 On-Site Technical Support.

Windows ServerActive DirectoryDNSLinuxOS DeploymentOn-Site Support
⚙️

Automation & Scripting

Python for infrastructure automation, script development for batch configurations, and control systems logic programming.

PythonScriptingAutomationLogic Programming

Professional Experience

16+ years of progressive growth across infrastructure, networking, and systems.

IT Field Technician Contract

UNIFIED AUTOMATION
📍 Edmonton, AB, Canada Oct 2025 – Apr 2026
  • Troubleshooting and resolving chronic network instability across legacy infrastructures by applying enterprise-grade solutions, including VLAN segmentation and STP loop prevention.
  • Owned the hardware staging and deployment cycle, handling pre-configuration, static IP addressing, and on-site network troubleshooting for seamless project handovers.
  • Built and commissioned custom IT racks from scratch, managing Layer 1 physical infrastructure, structured cabling, and component placement.
ContractVLANs & OSPFHardware StagingRack BuildingStructured Cabling

IT Field Engineer Contract

SIGNATURE TECHNOLOGY INTEGRATIONS
📍 Edmonton, AB, Canada Apr 2025 – Oct 2025
  • Executed a comprehensive network and security infrastructure upgrade for an industrial manufacturing facility in Edmonton, integrating IP CCTV, Access Control, and full-facility wireless coverage.
  • Configured VLANs for secure traffic segmentation (production, security, and corporate networks) and implemented Link Aggregation (LACP) for uplink redundancy and bandwidth optimization.
  • Migrated legacy access control systems to modern IP-based solutions.
  • Processed Tier 2/3 troubleshooting of network and hardware issues in live production environments, preventing operational downtime.
ContractIndustrial UpgradeVLANs & LACPIP CCTVAccess ControlTier 2/3 Support

Network & Systems Integration Specialist

TOP AUDIO
📍 Herzliya, Israel Jan 2022 – Oct 2024
  • Deployed a large-scale automation and network infrastructure project for a premium compound in Afula, commissioning 2-3 server racks per building across two major residences and a secure underground bunker.
  • Managed technical project preparation and created as-built documentation, including detailed wiring diagrams, server rack layout elevations, and equipment mapping.
  • Configured local IP networks using Araknis (SnapOne ecosystem) hardware to support Control4 and Philips Dynalite integration, utilizing TCP/IP for system connectivity and RS-232 serial interfaces for peripheral control.
Large-Scale DeploymentAraknis & Control4Rack ElevationsAs-Built DocsPhilips Dynalite

Network Deployment Technician

O-ME (in partnership with Cellcom)
📍 Israel Nov 2019 – Jan 2022
  • Deployed and managed Cisco and Meraki enterprise network infrastructure across 120+ retail branches (Hoodies, Carolina Lemke, TopTen) within the Cellcom provider ecosystem.
  • Configured and optimized secure enterprise wireless network solutions for high-security environments, including Clalit Hospitals.
  • Executed critical network equipment refreshes and hardware upgrades for MDA (Magen David Adom) emergency medical services, ensuring 100% operational uptime.
  • Developed Python automation scripts for batch device staging, reducing configuration time from 20 to 3 minutes per router.
CiscoMeraki120+ SitesPython Automation

IT Systems Integration Specialist → Team Lead

KAHANE
📍 Netanya, Israel Dec 2016 – Nov 2019
  • Managed the end-to-end deployment of 70+ complex automation projects, integrating Control4 and Philips Dynalite ecosystems into unified enterprise IP networks.
  • Led field technician teams and optimized task distribution to eliminate project downtime, ensuring on-time delivery while acting as the primary technical liaison for clients.
  • Built, wired, and commissioned network racks and server enclosures, configuring basic routing, VLANs, and DHCP parameters for connected automation nodes.
  • Diagnosed and resolved complex logical and physical integration faults, migrating legacy analog environments to modern IP-based CCTV and Access Control platforms.
Project ManagementTeam LeadershipNetwork RacksControl4 & Dynalite

IT Support → System Administrator

EAT
📍 Almaty, Kazakhstan 2010 – 2016
  • Managed core IT infrastructure, progressing from desktop support to full system administration of Windows Server environments and Active Directory.
  • Maintained critical network services (DNS, DHCP) and diagnosed complex Tier 1–3 hardware, software, and LAN connectivity issues.
  • Established reliable site-to-site VPN connectivity across three office locations in Almaty, centralizing accounting workflows onto a unified server to ensure uninterrupted operations.
  • Provisioned, configured, and deployed enterprise workstations, office hardware, and network peripherals.
System AdminWindows ServerActive DirectorySite-to-Site VPNDHCP & DNS

Latest Articles

Writing about networking, infrastructure, and real-world IT lessons.

View All Articles

Credentials

🎓

Master of Engineering in Telecommunications

Almaty University of Power Engineering and Telecommunications

2010 – 2012

🎓

Bachelor of Engineering in Telecommunications

Almaty University of Power Engineering and Telecommunications

2006 – 2010

Let's Work Together

Open to full-time, contract, or field infrastructure opportunities.

Ready to Connect

Whether you're looking for an infrastructure specialist, need a consultation, or want to collaborate on a project — I'd love to hear from you.

📞
📍

Location

Edmonton, AB, Canada