Senior IT Engineer — Global IT & Security Ops

Blockchain; Dallas (TX); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Work from Anywhere Policy

Dallas office in heart of Dallas (in‑p

Unlimited vacation

Apple equipment

Equity

Flexible work culture

In‑person four days per week

Job summary

Blockchain is seeking a Senior IT Engineer to join our Dallas-based Operations team. You will provide comprehensive IT support to all employees, including VIPs and C-suite, manage security, devices, MDM, and core SaaS platforms, and oversee office networks and AV systems.

You will collaborate across global teams, support AI tools, vendor management, and onboarding/offboarding, ensuring seamless device delivery and secure IT operations in a fast-paced startup environment.

Qualifications

• 5+ years of IT support or systems engineering experience in fast-paced environments.
• Strong security awareness and current best practices.
• Ability to prioritize and execute quickly in a dynamic setting.
• Solid TCP/IP, networking, routing, and firewall knowledge.
• Experience with Meraki enterprise networking platforms.

Responsibilities

• Provide comprehensive IT support to all employees, including VIP and C-suite.
• Implement security best practices and train staff accordingly.
• Maintain and provision hardware/software for a global workforce via MDM.
• Handle onboarding, offboarding, and re-provisioning efficiently and securely.
• Support setup and management of infrastructure and office builds from ground up.
• Manage core SaaS platforms at admin level (Slack, Jira, Notion, 1Password, G Suite).
• Assist with AI tools queries and admin guidance for workflows.
• Manage office LANs, Wi-Fi, and AV hardware (Logitech, Owl) plus video platforms.
• Coordinate laptop logistics for hires/leavers; arrange shipments with carriers.
• Configure and manage network gear (Meraki switches, access points, firewalls).
• Handle vendor and ISP engagement (Verizon or similar is a bonus).
• Support operations across projects including events and office moves.
• Provide occasional out-of-hours support.

Skills

VIP IT support

Security awareness

Networking

MacOS administration

MDM management

SaaS administration

Vendor management

Apple Business Manager

Google Workspace

Jira/Slack/Notion

Tools

Meraki

Jamf

MDM platforms

Google Meet/Zoom

Apple Business Manager

Microsoft 365

Adobe

DocuSign

Logitech/Owl AV

Job description

Blockchain is seeking a Senior IT Engineer to join our Dallas-based Operations team. You will provide comprehensive IT support to all employees, including VIPs and C-suite, manage security, devices, MDM, and core SaaS platforms, and oversee office networks and AV systems.

You will collaborate across global teams, support AI tools, vendor management, and onboarding/offboarding, ensuring seamless device delivery and secure IT operations in a fast-paced startup environment.