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Infrastructure System Engineer Jobs in California

Numentica LLC

Infrastructure/System Engineer

Torrance, CA · On-site

$111K - $146K/yr

This role combines hands-on infrastructure support with systems engineering responsibilities, focused on maintaining, optimizing, and modernizing enterprise infrastructure and endpoint platforms ...

SolGenie

Linux System Engineer

Santa Clara, CA · On-site

This role requires a proactive engineer who can manage, monitor, and troubleshoot infrastructure systems in a production environment. Responsibilities: * Perform Linux system administration including ...

TriOptus LLC

OpenRan System Engineer

Menlo Park, CA · On-site

OpenRan System Engineer Location: Menlo Park, CA Duration: 6 Months Summary: Attempting to connect ... network infrastructure. Through organizations like the Telecom Infra Project (TIP) partners ...

SolGenie

Linux Cloud System Engineer

Irvine, CA · On-site

This role requires a proactive engineer who can manage, monitor, and troubleshoot infrastructure systems in a production environment. Responsibilities: * Perform Linux system administration including ...

Fluidstack

System Engineer

San Francisco, CA · On-site

Fluidstack is focused on delivering compute infrastructure for AI, aiming to enhance human freedom through technology. As a System Engineer, you will manage and optimize GPU compute infrastructure to ...

Fluidstack

System Engineer

San Francisco, CA · On-site

$200K - $300K/yr

Whoever deploys frontier compute infrastructure fastest will decide whether AI expands human ... About the Role As a System Engineer, you will manage, operate, and optimize hyperscale GPU compute ...

North East Medical Services

SYSTEM ENGINEER

Daly City, CA · On-site

$103K - $118K/yr

The Systems Engineer will be responsible for overseeing the entire IT system infrastructure ensuring that servers, operating systems, applications, and related procedures result in a reliable, secure ...

Supermicro

System Engineer

San Jose, CA · On-site

$95K - $120K/yr

Supermicro is seeking a System Engineer who can lead the development and integration of Twinpro/Multi-Node system products for the Telco Edge, Cloud and data center infrastructure. This is a key ...

Mindlance

system engineer

Sunnyvale, CA · On-site

Responsibilities : • Build and administer production systems and associated infrastructure and ... Engineering teams to facilitate release pipelines and enable the continuous deployment.

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Infrastructure System Engineer information

What does an Infrastructure System Engineer do?

An Infrastructure System Engineer is responsible for designing, implementing, and maintaining the core IT systems and networks that support an organization's operations. This includes managing servers, storage, network devices, and cloud infrastructure to ensure systems are secure, efficient, and reliable. They also troubleshoot issues, perform upgrades, and collaborate with other IT professionals to optimize infrastructure performance and scalability.

What is the difference between Infrastructure System Engineer vs Network Engineer?

AspectInfrastructure System EngineerNetwork Engineer
CertificationsCompTIA Network+, Cisco CCNA, Microsoft certificationsCompTIA Network+, Cisco CCNA, Juniper JNCIA
Work EnvironmentData centers, server rooms, cloud environmentsNetwork operations centers, enterprise networks
Industry UsageIT infrastructure, cloud services, enterprise systemsTelecommunications, enterprise networking, internet service providers

While both roles require networking certifications and involve working with IT infrastructure, Infrastructure System Engineers focus on overall system architecture, servers, and cloud integration, whereas Network Engineers specialize in designing, implementing, and maintaining network hardware and connectivity. Understanding these differences helps employers and candidates align skills with job requirements.

What are some common challenges faced by Infrastructure System Engineers when managing large-scale systems?

Infrastructure System Engineers often encounter challenges such as ensuring system scalability, maintaining high availability, and minimizing downtime during updates or incidents. Monitoring and proactively addressing security vulnerabilities across complex, distributed environments is another critical aspect. Collaborating with cross-functional teams, such as development and operations, is essential to align infrastructure changes with business goals and rapidly address emerging issues. Staying current with evolving technologies and best practices helps in overcoming these challenges effectively.

What are the key skills and qualifications needed to thrive as an Infrastructure System Engineer, and why are they important?

To thrive as an Infrastructure System Engineer, you need a strong background in systems administration, networking, and IT infrastructure management, usually backed by a degree in computer science or a related field. Familiarity with tools like VMware, Microsoft Azure, AWS, Linux/Windows servers, and certifications such as CompTIA Network+, Microsoft Certified: Azure Administrator, or AWS Certified Solutions Architect are typically required. Problem-solving, teamwork, and effective communication are essential soft skills for collaborating across departments and responding to critical incidents. These skills and qualifications are crucial for maintaining reliable, secure, and scalable IT environments that support business operations.
What are popular job titles related to Infrastructure System Engineer jobs in California? For Infrastructure System Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Infrastructure System Engineer jobs in California look for? The top searched job categories for Infrastructure System Engineer jobs in California are:
What cities in California are hiring for Infrastructure System Engineer jobs? Cities in California with the most Infrastructure System Engineer job openings:
Infrastructure System Engineer jobs near you
Infographic showing various Infrastructure System Engineer job openings in California as of May 2026, with employment types broken down into 71% Full Time, 27% Part Time, and 2% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.
Infrastructure/System Engineer

Infrastructure/System Engineer

Numentica LLC

Torrance, CA • On-site

$111K - $146K/yr

Contractor

Posted 20 days ago

Job description

Job Description
Location: Torrance, CA (Onsite, 5 days per week)
Job Description
We are seeking a highly motivated Infrastructure / Systems Engineer to join our Global IT team. This role combines hands-on infrastructure support with systems engineering responsibilities, focused on maintaining, optimizing, and modernizing enterprise infrastructure and endpoint platforms across global locations.
The ideal candidate will have experience supporting both on-premise and cloud environments, endpoint management, infrastructure operations, automation, and enterprise systems administration. This individual will work closely with Infrastructure, Network, Security, Identity, and Service Desk teams to deliver secure, scalable, and reliable IT solutions.
Key Responsibilities
  • Manage, support, and optimize global infrastructure environments, including on-premise and Azure cloud systems.
  • Design, deploy, and maintain enterprise endpoint platforms for Windows, macOS, and mobile devices.
  • Administer endpoint management solutions including Microsoft Intune, Autopilot, Entra ID, and Endpoint Manager.
  • Support device lifecycle management including provisioning, deployment, refreshes, and decommissioning.
  • Provide Level 2/3 engineering support for infrastructure and endpoint-related issues.
  • Engineer and execute infrastructure and endpoint migration/modernization initiatives with minimal business disruption.
  • Support and maintain Microsoft enterprise technologies including Active Directory, ADFS, DFS, GPO, SCCM, and virtualization platforms.
  • Implement and maintain endpoint security standards including compliance policies, disk encryption, patch management, and privileged access controls.
  • Collaborate with global IT teams to ensure integrated infrastructure, networking, identity, and security services.
  • Participate in infrastructure design discussions focused on scalability, security, reliability, and cost optimization.
  • Create and maintain detailed technical documentation, operational procedures, and standards.
  • Monitor infrastructure environments, troubleshoot issues, and drive automation and continuous improvement initiatives.
  • Support disaster recovery planning, compliance, and infrastructure governance activities.
Required Qualifications
  • 3+ years of experience in IT Infrastructure, Systems Engineering, or Endpoint Engineering roles.
  • Strong experience with Windows 10/11 enterprise environments and server operating systems (Windows Server 2012/2019/2022).
  • Hands-on experience with Microsoft Intune, Autopilot, Entra ID (Azure AD), Endpoint Manager, and modern endpoint management.
  • Experience supporting Azure cloud infrastructure and hybrid environments.
  • Strong knowledge of Microsoft Enterprise technologies including Active Directory, GPO, SCCM, ADFS, and DFS.
  • Experience with virtualization platforms such as VMware ESX or Microsoft Hyper-V.
  • Understanding of LAN/WAN networking and enterprise infrastructure architecture.
  • Strong troubleshooting, organizational, and documentation skills.
  • Ability to manage multiple priorities in a fast-paced global environment.
  • Strong communication and stakeholder management skills.
Preferred Qualifications
  • Microsoft Certifications (MCSA, MCSE, MCP)
  • Azure Certifications (Azure Fundamentals, Azure Administrator, Azure Solutions Architect)
  • Experience with Cisco ISE, Palo Alto, Cisco Meraki, Silver Peak, or Z-Scaler technologies.
  • Experience with scripting, automation, and infrastructure optimization.
  • Knowledge of database technologies such as MS SQL, Oracle, or RDS.
  • ITIL, CompTIA, Dell, or related industry certifications.
  • Project management or migration project experience.
  • Bachelor's degree in IT, Computer Science, or related field.

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