Senior IT Systems Administrator — Onsite Houston

stress; Houston (TX); On-site; USD 65,000 - 95,000; Full time

Benefits offered by this job

Employee-owned culture (ESOP)

Medical, dental, and vision coverage

Paid time off and holidays

Competitive compensation aligned with

Job summary

Stress Engineering Services in Houston, TX seeks a hands-on Systems Administrator to own day-to-day IT operations, manage infrastructure, and drive automation and security initiatives. This onsite role involves end-user support, server management, and cloud integration.

You will work with Microsoft 365, Windows Server, Azure, Intune, PowerShell, and networking, shaping reliable, compliant systems in a fast-paced, employee-owned environment.

Qualifications

• 3+ years of experience in IT support, systems administration, or a related technical role.
• Highschool Diploma or equivalent.
• Strong troubleshooting experience with Windows 10/11 and Microsoft 365.
• Working knowledge of Active Directory, Group Policy, DNS, DHCP, and Windows Server.
• Experience supporting Microsoft 365 and Entra ID environments.
• Experience supporting business networks and network troubleshooting.
• Ability and willingness to provide hands-on end-user support.
• Strong communication, documentation, and problem-solving skills.
• Proven ability to independently research and resolve technical issues.
• This position requires the ability to obtain and maintain a U.S. government security clearance. U.S. citizenship is required for security clearance eligibility.

Responsibilities

• Troubleshoot hardware, software, authentication, connectivity, printing, Microsoft 365, and application issues.
• Respond to and resolve support tickets while providing excellent customer service.
• Configure, deploy, and maintain laptops, desktops, mobile devices, and peripherals.
• Support employee onboarding and offboarding activities.
• Provide technical assistance for Windows, Microsoft 365, networking, and business applications.
• Collaborate with other IT team members on daily operations and escalated issues.
• Administer Microsoft 365, including Exchange Online, SharePoint Online, Teams, and Entra ID.
• Support Windows Server and Active Directory environments.
• Manage Microsoft Intune, Autopilot, device compliance, and endpoint management.
• Assist with Azure and hybrid cloud infrastructure.
• Support physical and virtual server environments, including Hyper-V.
• Perform patching, maintenance, monitoring, upgrades, and troubleshooting.
• Support backup and disaster recovery operations.
• Assist with network infrastructure, including firewalls, VPNs, switches, VLANs, wireless networks, DNS, and DHCP.
• Participate in infrastructure upgrades, equipment deployments, and technology projects.
• Identify opportunities to automate recurring IT and business processes.
• Develop and maintain Power Automate workflows.
• Create PowerShell scripts for reporting, deployments, and administration.
• Assist with Azure Logic Apps, Microsoft Graph API, and integrations.
• Partner with business teams to improve efficiency through technology solutions.
• Maintain technical documentation and procedures.
• Support endpoint and identity security initiatives.
• Assist with Microsoft Defender, Conditional Access, MFA, BitLocker, and Intune security policies.
• Participate in vulnerability remediation and endpoint hardening efforts.
• Support cybersecurity and compliance initiatives.
• Monitor and respond to security and infrastructure-related issues.

Skills

Windows Server

Active Directory

Group Policy

DNS/DHCP

Microsoft 365

Intune

Azure

PowerShell

Networking basics

End-user support

Security awareness

Education

High school diploma or equivalent

Tools

Hyper-V

Exchange Online

SharePoint Online

Entra ID

Autopilot

Microsoft Defender

Power Automate

Job description

Stress Engineering Services in Houston, TX seeks a hands-on Systems Administrator to own day-to-day IT operations, manage infrastructure, and drive automation and security initiatives. This onsite role involves end-user support, server management, and cloud integration.

You will work with Microsoft 365, Windows Server, Azure, Intune, PowerShell, and networking, shaping reliable, compliant systems in a fast-paced, employee-owned environment.