Senior Systems Administrator

Damian
Krzewinski

IT Team Leader · Azure Specialist · Automation Engineer

Results-driven IT professional with 10+ years of experience across hybrid cloud infrastructure, identity management, and team leadership. Specialising in Azure, Okta, Intune, and PowerShell automation — with a proven track record of measurable security and operational improvements across UK and US enterprise environments.

10+
Years in IT
£100k+
Cloud savings found
96%
Azure security score
MSc
Computer Science
Get in touch View timeline → LinkedIn ↗
DK
Damian Krzewinski
Sr. SysAdmin @ Huge
LocationChorley, UK
Current roleSr. SysAdmin @ Huge
IndustryDigital Agency
StatusOpen to roles
Azure score73% → 96% ↑
Intune compliance51% → 89% ↑
Domainyallnow.com
AZ-900 Jamf Certified ITIL
Languages
English
Native
Polish
Native
Spanish
Beginner
02 — Technical Skills

Stack & Specialisms

Core technologies across 10+ years of enterprise IT.

Cloud & Identity
Azure & Modern Identity
Microsoft AzureAzure Entra ID Okta IDPOkta FastPass Windows Hello for BusinessPasswordless Auth MFA / SSOAZ-900
Endpoint & MDM
Device Management
Microsoft IntuneWindows Autopilot JamfGPO Management Compliance PoliciesMDE / Defender OOBE Deployment
Infrastructure
Hybrid & On-Prem
Windows ServerActive Directory Hyper-VNAS LAN / WANVPN DNS / DHCPTCP/IP
Automation & Scripting
PowerShell & Scripting
PowerShellBash Offboarding AutomationLifecycle Scripts DockerLinux
Backup & DR
Resilience & Recovery
VeeamAzure Backup Multi-level DRCloud Migration AWS
Comms & ITSM
Collaboration & Service Mgmt
Office 365Jira ConfluenceITIL VOIP / PBXFreePBX / Asterisk SNOM
Security
Security & Compliance
Security AuditsPentest Management Phishing CampaignsPatch Management System MonitoringZero Trust
Leadership
Team & Project Management
IT Team LeadershipProject Management SLA / KPI ManagementSupplier Relations Strategic Planning
03 — Experience

Career Timeline

10+ years across UK and US enterprise environments.

Huge (formerly Hero Digital) · Digital Agency
📍 Fort Worth, TX → Chorley, UK
May 2024 — Present
Senior Systems Administrator
  • Hired by Hero Digital in the US pre-acquisition. Supported the transition into the Huge brand before relocating back to the UK in September 2025.
  • Overseeing identity, endpoint management, cloud services, and IT operations for a fast-paced creative and technology environment.
  • Driving security improvements and maintaining operational continuity for a distributed workforce post-merger.
Vari · Workspace Innovation
📍 Coppell, Texas — USA
Jun 2022 — Jan 2024
Senior Systems Administrator
  • Performed cloud infrastructure analysis identifying potential annual savings of over $100,000.
  • Improved Intune hardware policy compliance from 51% to 89% through new compliance policies and targeted device remediation.
  • Raised Azure Security score for Identity Management from 73% to 96%.
  • Led hybrid-to-cloud transition converting 95% of on-prem GPOs and app deployments into Intune Configuration Profiles.
  • Spearheaded company-wide passwordless authentication using Windows Hello for Business, Okta FastPass, and a full Okta policy overhaul.
  • Developed mission-critical PowerShell automations including a 500+ line automated offboarding script, post-offboarding archival after 30 days, and local admin management scripts.
  • Built Windows Autopilot with OOBE enabling direct supplier-to-employee laptop shipping — drastically reducing service desk onboarding overhead.
  • Maintained and supported on-site systems across multiple international locations (United States, Taiwan).
FI Real Estate Management · Property & Facilities
📍 Chorley, Lancashire — UK
Jan 2018 — Nov 2021
IT Team Leader
  • Performed and delivered quarterly IT security audits required by sub-company Solutus (a regulated financial institution).
  • Implemented a multi-level DR solution combining on-site Veeam with Azure Backup for full cloud replication.
  • Orchestrated and managed multiple penetration tests, phishing simulation campaigns, and group-wide security audits.
  • Became the sole escalation point for the entire group, handling 100% of escalated issues across all companies.
  • Managed a high-performing IT team supporting multiple companies and technologies whilst ensuring all SLAs and KPIs were consistently met.
  • Served as the CEO's primary point of contact for all IT strategy and operational matters.
  • Led the team through the Covid-19 pandemic and UK lockdowns, maintaining business continuity and team development goals throughout.
FI Real Estate Management · Property & Facilities
📍 Chorley, Lancashire — UK
Nov 2016 — Dec 2017
IT Infrastructure Analyst
  • Reduced the service desk queue from 1,000+ tickets down to below 20 through systematic triage and process improvement.
  • Conducted infrastructure and network surveys that became the foundation for a major infrastructure overhaul.
  • Deployed multiple Hyper-V hypervisors hosting up to 16 VMs each, replacing ageing physical servers and dramatically improving network reliability.
  • Upgraded comms room infrastructure — replaced switches and routers, rewired patch panels, and implemented multi-site Wi-Fi solutions.
  • Transitioned legacy phone system to a network-hosted FreePBX / Asterisk on-premises telephony platform.
Coral Island · Family Entertainment
📍 Blackpool, Lancashire — UK
May 2014 — Oct 2016
IT Support
  • First port of call for all system and physical IT issues across one of Blackpool's largest visitor attractions.
  • Maintained uptime and rapid response across business-critical point-of-sale and operational systems in a high-footfall environment.
04 — Education & Certifications

Qualifications

🎓
Master's — Computer Science
West Pomeranian University of Technology, Szczecin
2009 – 2012
📘
Bachelor's — Computer Science
West Pomeranian University of Technology, Szczecin
2006 – 2009
☁️
AZ-900
Microsoft Azure Fundamentals
🍎
Jamf Certified Associate
Apple Device Management
📋
ITIL Framework
IT Service Management
05 — Contact

Get In Touch

I'm not actively hunting for a new role but I'm always happy to talk — whether that's a compelling opportunity, a tricky infrastructure challenge, or a conversation about IT strategy.

💼
LinkedIn
/in/damian-krzewinski
✉️
Email
[email protected]
📞
Phone
(+44) 7754193972
🌐
Website
yallnow.com