84 dns jobs at 58 companies in Texas City, TX
1w
Save
Mark Applied
Hide
Senior Network / Firewall Engineer - Houston, TX
Houston, Texas, United States
$110k-$135k/yr OnsiteFull Time
5+ YOE5+ years network/firewall engineering experience with Azure networking, IPsec/SSL VPNs, BGP, DNS/DHCP security, Sophos or equivalent firewall platforms, PKI/certificate management, and large-scale Cradlepoint device support.
Azure VPN Gateway, Azure Networking, Sophos, Cradlepoint, F5 BIG-IP, Azure WAF, Azure Application Gateway, Azure Front Door, PKI, BGP, DNS, DHCP, Azure Monitor, Microsoft Sentinel, Defender for Cloud, Intune
1mo
Save
Mark Applied
Hide
Tier 1, IT Help Desk Support
Austin or Dallas or Houston
HybridFull Time
2+ YOE2+ years IT experience; knowledge of Windows 7/8/10, Microsoft Office, Windows administration (AD, DHCP, DNS, Group Policy), basic networking, virtualization, desktop imaging; CompTIA A+/MCSA preferred; high school required.
Windows 7, Windows 8, Windows 10, Microsoft Office, Active Directory Users and Computers, DHCP, DNS, Group Policy, Sites and Services, Desktop Deployment / Imaging, Windows Server 2008, Windows Server 2012, Windows Server 2016, Microsoft Office 365 Admin portal
2mo
Save
Mark Applied
Hide
IT Infrastructure Supervisor
Houston, Texas, United States
OnsiteFull Time
15+ YOE15+ years IT experience with 5+ years in Azure/Microsoft 365 systems administration and 5+ years in network administration; experience with Active Directory, DNS, SSL, Cisco Meraki, PowerShell, Windows Server; team and project management skills.
Microsoft Azure, Microsoft 365 (M365), Cisco Meraki, Active Directory, DNS, SSL, PowerShell, Windows 10, Windows Server 2019, Microsoft Teams, Group Policy, VPN
1mo
Save
Mark Applied
Hide
26-030.P - Network Admin
Houston, Texas, United States
OnsiteFull Time
2+ YOEKnowledge of TCP/IP, VLANs, IP addressing, switch and firewall configuration; experience with Fortinet and Cisco; able to support DNS/DHCP, VPN, SDWAN, IDS/IPS; travel up to 25%; 2+ years network/IT experience or equivalent.
TCP/IP, VLAN, DNS, DHCP, VPN, SDWAN, Fortinet, Cisco, IDS/IPS, SCADA
2w
Save
Mark Applied
Hide
IT Field Services Tech (82183)
Houston, Texas, United States
FieldFull Time
2+ YOE2+ years IT field or desktop support; Windows 11 and Microsoft 365 administration; AD/Entra ID and Intune experience; networking (TCP/IP,DNS,DHCP,VLANs,VPNs); valid driver's license and ability to participate in on-call rotation.
Windows 11, Microsoft 365, Exchange Online, Teams, SharePoint Online, OneDrive, Active Directory, Microsoft Entra ID (Azure AD), Microsoft Intune, VMware, Linux, TCP/IP, DNS, DHCP, VLANs, VPNs, Fortinet, Ubiquiti UniFi, Cisco, Meraki, PowerShell, Hyper-V, ServiceDesk
2mo
Save
Mark Applied
Hide
Sr. Server Operations Administrator in Houston, Texas
Houston, Texas, United States
OnsiteFull Time
Bachelor's in IT or equivalent experience; significant enterprise Windows/Linux server administration; VMware, Citrix, SAN, backup (Veeam/ExaGrid) and Cisco UCS experience; scripting (PowerShell, Bash, Python); AD/DNS/DHCP/Group Policy; willingness to be on-call.
VMware vSphere, VMware Operations Manager, Citrix, SolarWinds, Microsoft System Center, PowerShell, Bash, Python, Microsoft Active Directory, DNS, DHCP, Group Policy, SAN, Veeam, ExaGrid, Cisco UCS
1mo
Save
Mark Applied
Hide
IT Administrator
Houston, Texas, United States
HybridFull Time
Bachelor's in computer-related field required; industry certifications preferred (A+, Network+, Linux+/LPIC, CCNA/CCNP, MCSA/MCSE); knowledge of server hardware, virtualization, networking, VMware, Windows/Linux, Active Directory, DNS, SQL; strong communication skills.
VMware, Windows, Linux, Active Directory, DNS, SQL
3w
Save
Mark Applied
Hide
Systems Engineer
Houston, Texas, United States
RemoteFull Time
3+ YOE3+ years systems engineering experience; Windows Server and Linux administration; cloud (AWS, Microsoft Azure, Google Cloud Platform); virtualization (VMware, Hyper-V); networking (TCP/IP, DNS, DHCP, VPN); scripting with PowerShell/Python/Bash; cybersecurity knowledge.
Windows Server, Linux, AWS, Microsoft Azure, Google Cloud Platform, VMware, Hyper-V, Active Directory, DNS, DHCP, VPN, TCP/IP, PowerShell, Python, Bash
2w
Save
Mark Applied
Hide
Sr. Patching and Vulnerability Management Analyst (Hybrid)
Houston, Texas, United States
HybridFull Time
3+ YOE3+ years SCCM/MECM experience, enterprise Windows patching, PowerShell automation, vulnerability remediation (CVE/CVSS), AD/DNS/DHCP and networking knowledge; bachelor\u0002s or equivalent.
SCCM/MECM, PowerShell, Microsoft Intune / Endpoint Manager, Microsoft Azure, VMware, Hyper-V, Citrix
4w
Save
Mark Applied
Hide
Network Administrator
Houston, Texas, United States
OnsiteFull Time
3+ YOE3+ years network administration experience; administer switches, routers, firewalls, VPNs, wireless; strong TCP/IP/DNS/DHCP and troubleshooting skills; centralized config, monitoring, and documentation experience.
AWS, Azure, GCP
2w
Save
Mark Applied
Hide
Sr. Patching and Vulnerability Management Analyst (Hybrid)
Houston or Colorado Springs
HybridFull Time
3+ YOE3+ years supporting SCCM/MECM, enterprise Windows patching, zero-day/out-of-band patching, PowerShell automation, AD/DNS/DHCP, vulnerability remediation and risk-based prioritization.
Microsoft Endpoint Configuration Manager (SCCM/MECM), PowerShell, Microsoft Intune / Endpoint Manager, Microsoft Azure, VMware, Hyper-V, Citrix, Windows Server, Windows 10/11, Active Directory
3mo
Save
Mark Applied
Hide
NOC Analyst I
Houston or Dallas or Atlanta
RemoteFull Time
0+ YOEHigh school diploma required, 0-2 years network monitoring/IT experience, basic networking knowledge (TCP/IP, DNS, DHCP), familiarity with routers/switches/firewalls, proficiency with Microsoft Office, ability to work shifts and on-call.
SolarWinds, Nagios, PRTG, MikroTik, Ruckus, Microsoft Office, Linux, Windows, ping, traceroute
3w
Save
Mark Applied
Hide
IT Support Analyst
Houston, Texas, United States
OnsiteFull Time
3+ YOE3+ years IT/desktop support experience; strong Microsoft 365, Entra ID/Active Directory, Intune, networking (TCP/IP,DNS,DHCP,VPN,Wi-Fi), and customer service skills; onsite Houston office presence required.
Jira Service Management, Microsoft 365, Outlook, Teams, SharePoint, Active Directory, Microsoft Entra ID, Microsoft Intune, UniFi Network, PowerShell
2mo
Save
Mark Applied
Hide
IT Network Administrator - IB4
Houston, Texas, United States
OnsiteFull Time
Bachelor's in computer science; experience maintaining large-scale computer networks; familiarity with DHCP, DNS, routing, ISO layers, network sniffers (Wireshark/tcpdump); Fortigate and Cisco device administration; monitoring systems (Nagios, nginx); documentation and ISP ticket workflows.
Nagios, nginx, Wireshark, tcpdump, Fortigate, Cisco IOS, Tclsh
2w
Save
Mark Applied
Hide
Identity & Access Management Engineer - Microsoft Entra ID
Houston, Texas, United States
$79k-$93k/yr HybridFull Time
2+ YOEAdminister and support IAM services, user lifecycle, DNS/DHCP/IPAM, SSL certificates and F5 proxies. Bachelor's degree or 4 years relevant experience; minimum 2 years relevant experience. Microsoft Entra ID, scripting and troubleshooting skills preferred. Must be authorized to work in the U.S.
Microsoft Entra ID, F5
1mo
Save
Mark Applied
Hide
Sr. Systems Engineer (Full Time) - Lubbock, Plano, or Sugar Land
Lubbock or Sugar Land or Plano
OnsiteFull Time
7+ YOE7+ years enterprise server and Windows infrastructure experience. Must have hands-on experience with Microsoft, Citrix, VMware, Active Directory, Exchange, SQL, backup/recovery, disaster recovery, security tools, PowerShell/VB, and strong troubleshooting and documentation skills.
Microsoft Active Directory, Microsoft SQL, Microsoft Exchange 2019, Microsoft Exchange Online, Microsoft Azure Active Directory, Citrix, Citrix XenApp, Citrix XenDesktop, VMware, VMware Horizon, SIEM, Alert Logic, Nexpose, Rapid7, PowerShell, VB, DNS, DHCP, DFS, Load Balancers
3mo
Save
Mark Applied
Hide
Manager, Network Engineering
Houston, Texas, United States
OnsiteFull Time
8+ YOE3+ Mgmt8+ years in network engineering; 3+ years in people leadership; Fortinet and Azure networking expertise; OT and field connectivity experience; strong security collaboration and documentation.
Fortinet FortiGate, FortiSwitch, FortiRouter, FortiManager, FortiAnalyzer, VPN, SD-WAN, Azure Networking, ExpressRoute, DNS, NSG, Azure Firewall, Hybrid Cloud Networking, Network Monitoring, Automation and IaC
1w
Save
Mark Applied
Hide
Service Desk Technician (On Site)
Houston, Texas, United States
OnsiteFull Time
1+ YOERequires 1–3 years of IT support experience or a technical bachelor's degree, with Microsoft 365, Active Directory or Entra ID, ticketing systems, and Windows OS experience; background check required.
Microsoft 365, Active Directory, Microsoft Entra ID, Electronic ticketing systems, Windows, macOS, DHCP, DNS, TCP/IP, IP routing, Google Workspace, Microsoft Azure, ConnectWise, Datto, Kaseya, A+, Network+, Security+
5d
Save
Mark Applied
Hide
Director of IT
Houston, Texas, United States
RemoteFull Time
7+ YOERequires 7+ years of progressive IT experience, IT strategy leadership, Microsoft 365 and Azure AD expertise, MDM experience, cybersecurity knowledge, network architecture skills, and budget and vendor management.
Microsoft 365, Google Workspace, Azure AD, Entra ID, Intune, Jamf, NetSuite, DNS, DHCP, VPN, Active Directory, SSO, MFA, Basecamp, Monday.com, Control4, Lutron, Crestron
3mo
Save
Mark Applied
Hide
Sr. Solutions Architect - IFS
Houston, Texas, United States
HybridFull Time
7+ YOEDesigns and maintains Microsoft-centric infrastructure (AD/Exchange/Azure), performs PowerShell scripting and automation, provides architecture direction, 7+ years AD/Exchange experience, 3+ years Office365/Azure, ITIL certification within 6 months, able to work after hours/weekends.
Microsoft Active Directory, Microsoft Azure AD, Microsoft Exchange, Microsoft 365, DNS, ADFS, DFS, GPOs, SSO Software, PowerShell, Fax Maker, Microsoft Word, Microsoft Excel, Microsoft Outlook