Yijun Liu — IT Technical Lead

bash — yijun@portfolio ~ 80x24

➜ ~ whoami Yijun Liu ➜ ~ cat profile.txt Role IT Technical Lead Company NetBrain Technologies (Blackstone) Location Hicksville, NY Exp 6+ years ➜ ~ cat summary.txt IT pro specializing in endpoint mgmt, SaaS admin, identity & access mgmt, and IT operations automation. Built AI-powered ticket assistant → saved 20+ hrs/week. ➜ ~

./contact.sh → LinkedIn

01 experience

AUG 2019 – PRESENT

IT Technical Lead

NetBrain Technologies (Blackstone Portfolio Company) · Burlington, MA

End-to-end IT support for 450+ global employees across North America, EMEA, and APAC.
Managed macOS & Windows via Apple Business Manager and Microsoft Intune — enrollment, compliance, app deployment, patching.
Implemented zero-touch deployment workflows, improving onboarding speed and reducing human errors.
Configured SSO (Azure AD / Entra ID) across Atlassian, Zendesk, Zoom, Dropbox; enforced MFA & Conditional Access.
Built automated onboarding/offboarding with PowerShell, Python, APIs, and n8n — saving 20+ hours/week.
Developed AI-powered IT support assistant integrating Zendesk APIs and OpenAI for faster resolution.
Negotiated vendor contracts resulting in $60K+ annual savings.

AUG 2017 – FEB 2020

Customer Service Team Lead

River Hawk Shop, UMass Lowell · Lowell, MA

Supervised front-line support team, resolved escalated issues, ensured service quality.
Trained and mentored junior staff, improving team readiness and efficiency.
Coordinated between management and technical teams to address operational gaps.

02 skills

Microsoft Intune / ABM95%

SSO / IAM / RBAC92%

Microsoft 365 / Google Workspace93%

PowerShell / Python85%

n8n Workflow Automation88%

API Integrations / OpenAI82%

Atlassian (Jira & Confluence)90%

Zendesk ITSM91%

03 education & certs

🎓

M.S. Computer Information Systems

Boston University · 2022

🎓

B.S. Information Technology

UMass Lowell · 2020

🏅

Microsoft 365 Certified

Endpoint Administrator Associate

🌐

Bilingual

English & Chinese (fluent)

★ awards

★Customer Centricity Award — Outstanding IT support

★Collaboration Award — Cross-team global IT projects

★Unsung Hero Award — Driving automation & improvements