9 senior it systems administrator jobs at 9 companies in Oceanside, CA
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Senior IT Systems Administrator
San Diego, California, United States
$115k-$155k/yr OnsiteFull Time
6+ YOE6+ years IT systems administration experience; Google Workspace or Microsoft 365 admin; MDM for Windows and macOS; Linux knowledge; strong networking (DNS, DHCP, VLANs, VPNs, Wi‑Fi), identity/SSO/MFA, endpoint security, and support/process experience.
Google Workspace, Microsoft 365, Windows, macOS, Linux, MDM, Okta, JumpCloud, Kandji, Jamf, Microsoft Intune, Python, PowerShell, Bash, DNS, DHCP, VLANs, VPNs, Wi‑Fi, firewalls, SSO, MFA
3w
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Senior IT Systems Administrator
San Diego, California, United States
HybridFull Time
5+ YOEUS citizen able to obtain Secret clearance, CompTIA Security+ or equivalent, DoD 8570 IAT Level II (or obtain within 6 months), 5+ years systems admin experience, Windows/Linux, virtualization, scripting, AD and networking.
VMware vSphere, Horizon, PowerShell, Bash, Python, Microsoft Entra ID (Azure AD), Active Directory, Group Policy, DNS, DHCP
1w
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IT & Systems Administrator - SoCal Region
San Diego or Vista or San Juan Capistrano or Redondo Beach or Orange or Oceanside or California
$38-$46/hr HybridFull Time
5+ YOERequires 5+ years of IT administration and end-user support, Microsoft 365 and Entra ID experience, endpoint management, PowerShell, Windows Server, Active Directory, networking, a California driver's license, and regular regional travel.
Microsoft 365, Exchange Online, Microsoft SharePoint, OneDrive, Microsoft Teams, Entra ID (Azure AD), Entra Connect, Active Directory, Microsoft Intune, PowerShell, NetSuite, Celigo, RingCentral, Point-of-sale systems, Windows Server, RMM, VMWare, MS-102, AZ-104, SC-300, MD-102
23h
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IT Systems Administrator - Financial Services
San Diego, California, United States
$122k-$125k/yr OnsiteFull Time
6+ YOERequires 6–10 years of progressively responsible IT experience across servers, networking, telecommunications, business applications, and hardware. Bachelor's degree preferred; equivalent experience accepted.
Microsoft Azure, PowerShell, Python, VoIP, SQL Server, Internet Information Server, Exchange Server, SAN
1mo
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IT Site Administrator
Carlsbad or Fairhaven
$76k-$99k/yr OnsiteFull Time
5+ YOEBachelor's degree (Information Systems/Computer Science) or equivalent, MCSE preferred, 5+ years supporting mission-critical desktop/server/enterprise environments, project coordination, backups, security, and 24x7 on-call participation.
4w
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IT System Administrator
Irvine, California, United States
$97k-$119k/hr OnsiteFull Time
7+ YOE7+ years systems administration and infrastructure experience supporting Windows Server, virtualization, cloud, networking and OT (PLCs/SCADA); Bachelor\u0002s or equivalent experience; preferred networking and security certifications.
Windows Server, Active Directory, DNS, DHCP, VMware, Hyper-V, Azure, Microsoft M365, PLCs, SCADA, HMI, TCP/IP, VLANs, Firewall, VPN
1mo
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Senior IT Engineer
Irvine, California, United States
$140k-$180k/yr OnsiteFull Time
5+ YOE5+ years in IT operations or systems administration, expert scripting/automation (PowerShell, Python, Bash), config management (Ansible/Puppet/Chef), Windows and Linux administration, networking and virtualization, Azure AD/Entra ID and MDM experience, ability to obtain US security authorization.
Microsoft PowerShell, Python, Bash, Ansible, Puppet, Chef, Terraform, Git, Azure, AWS, Hyper-V, VMware, Microsoft Azure AD, Entra ID, MDM, Windows, Linux
3w
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Sr Specialist, IT Applications Operations Systems
Aliso Viejo, California, United States
$107k-$142k/yr OnsiteFull Time
5+ YOEBachelor's in CS/IS/Business/Engineering; 5+ years technical lead experience implementing enterprise operations systems (PTC Windchill preferred); experience with CAD/PLM/MES/ERP, SQL, HTML/CSS, application administration, testing, and security.
PTC Windchill, CAD, PLM, MES, ERP, HTML, CSS, SQL
23h
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IT Manager
San Diego or San Diego County
$120k-$145k/yr OnsiteFull Time
5+ YOE2+ MgmtRequires 5+ years in IT, systems administration, infrastructure, or IT operations; 2+ years managing staff, vendors, or projects; budget and vendor management experience. Bachelor's degree preferred.
Microsoft 365