Senior System Administrator; MSP Richardson, TX • Hybrid

Integra

MSP is looking for a Senior Sysadmin who thrives on complex escalations, leads infrastructure projects, and makes the people around them better. You'll work across a diverse SMB client base in a hybrid role with regular DFW client visits.

• Administer Microsoft 365, Entra , Azure (IaaS/PaaS), Windows Server, Active Directory, SharePoint, and Teams — including Conditional Access, GDAP/CSP management, and tenant hardening.

• Own Tier 3+ escalations with urgency and precision.

• Manage Hyper-V, Azure VM, and modern endpoint environments (Intune, Autopilot, Immy Bot).

• Support networking and security: ZTNA, VLANs, SD-WAN, SASE, firewalls, EDR/XDR/MDR, and SIEM/SOAR platforms.

• Lead cloud migrations, server deployments, and M365 tenant migrations aligned to Integra
  
  MSP standards.

• Maintain RMM/PSA tools (Datto RMM, Autotask), documentation, and runbooks.

• Mentor junior and mid-level techs; improve processes and playbooks.

• Participate in on-call rotation for after-hours escalations.

• 5+ years in an MSP environment — multi-client experience is essential.

• Expert-level Microsoft 365, Entra , Azure, Windows Server, and Active Directory.

• Strong networking: firewalls, switches, VLANs, SD-WAN, VPN.

• Scripting proficiency:
  Power Shell, Python, REST API automation.

• Security-first mindset:
  Zero Trust, PIM, Conditional Access, EDR/XDR, SIEM.

• Excellent troubleshooting, communication, and documentation skills.

• Valid driver's license and reliable transportation for DFW client visits.

• Certifications:
  
  Microsoft (AZ-104, AZ-500, SC-300, MS-102), CompTIA (Security+, CySA+), or equivalent.

• Experience with Defender XDR, Microsoft Sentinel, Purview, or Intune/Autopilot.

• Familiarity with Immy Bot, Datto RMM, Autotask, or Rapid Fire Tools.

• Prior experience leading client projects — scoping, estimating, and seeing them through to completion.

• Hybrid: remote, in-office, and client onsite across DFW.

• Certification and training support.

• Diverse SMB client base — no two days look the same.

• Clear path toward a Lead or Architect role as the team grows.

• Competitive compensation — let's talk.

If you get genuinely excited about a gnarly escalation ticket, we want to hear from you.