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Infrastructure Systems Engineer Jobs in California

Systems Engineer III

Fairfield, CA · On-site

$72.58 - $88.24/hr

The Systems Engineer III will provide technical leadership to the Systems Engineering team as well ... This position understands the role of the IT infrastructure systems and how they relate to overall ...

Applies engineering knowledge to analyze, investigate, and resolve moderately complex ... Designs, deploys, and maintains infrastructure systems including servers, virtual machines, system ...

Senior Systems Engineer

Los Angeles, CA · On-site

$112K - $154K/yr

The Senior Systems Engineer is a member of a team of Senior Systems Engineers and is an expert in core infrastructure technologies including networking, storage, computer, messaging and mobility ...

Senior Systems Engineer

Los Angeles, CA · On-site

$112K - $154K/yr

The Senior Systems Engineer is a member of a team of Senior Systems Engineers and is an expert in core infrastructure technologies including networking, storage, compute, messaging and mobility ...

Senior Systems Engineer

Santa Monica, CA · On-site +1

$110K - $130K/yr

What You'll Do Infrastructure & Systems Engineering * Administer and maintain VMware and Nutanix environments * Manage Windows and Linux server infrastructure * Support enterprise storage platforms ...

Senior Systems Engineer

Santa Monica, CA · Hybrid

$110K - $130K/yr

What You'll Do Infrastructure & Systems Engineering * Administer and maintain VMware and Nutanix environments * Manage Windows and Linux server infrastructure * Support enterprise storage platforms ...

Title- Systems Engineer Location- Los Angeles ,CA (Hybrid) Duration 12 Month (Contract to Start ... Support core infrastructure services such as Active Directory, DNS, DHCP, identity services, access ...

Worked on real-time embedded systems or robotics infrastructure * Built petabyte-scale storage and database systems * Experience with high-performance networking and video encoding pipelines Nice to ...

Showing results 21-40

Infrastructure Systems Engineer information

See California salary details

$45.9K

$125.4K

$179.6K

How much do infrastructure systems engineer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for infrastructure systems engineer in California is $125,402.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,100.00 and $139,200.00 per year, depending on experience, location, and employer.

What is an infrastructure systems engineer?

Infrastructure Systems Engineers are IT professionals responsible for designing, implementing, managing, and maintaining an organization's IT infrastructure. This includes servers, networks, cloud services, storage, and other foundational systems that support applications and business operations. They ensure systems are reliable, secure, and scalable, often troubleshooting issues, optimizing performance, and planning for future technology needs. Their work is crucial for the smooth operation and security of a company's technology environment.

What are the key skills and qualifications needed to thrive as an infrastructure systems engineer?

To thrive as an Infrastructure Systems Engineer, you need expertise in systems administration, networking, virtualization, and a solid understanding of operating systems, usually supported by a relevant degree or certifications like CompTIA, Cisco, or Microsoft. Familiarity with tools such as VMware, Hyper-V, Linux/Windows servers, cloud platforms (AWS, Azure), and monitoring systems is typically required. Strong problem-solving skills, effective communication, and the ability to work collaboratively are crucial soft skills for this role. These competencies ensure reliable infrastructure performance, efficient troubleshooting, and seamless integration of new technologies to support business operations.

What are some common challenges infrastructure systems engineers face when managing complex IT environments?

Infrastructure Systems Engineers often encounter challenges such as balancing the need for system reliability with ongoing updates and maintenance tasks. They must troubleshoot and resolve issues quickly to minimize downtime, while also planning and implementing upgrades for scalability and security. Coordinating with cross-functional teams, such as network administrators and application developers, is essential to ensure system compatibility and performance. Adapting to rapidly changing technologies and managing multiple projects simultaneously are also typical aspects of the role.

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

AspectInfrastructure Systems EngineerNetwork Engineer
CertificationsCompTIA Network+, Cisco CCNA, Microsoft certificationsCompTIA Network+, Cisco CCNA, Juniper JNCIA
Work EnvironmentData centers, enterprise IT environments, cloud infrastructureNetwork operations centers, enterprise networks, service providers
ResponsibilitiesDesign, implement, and maintain IT infrastructure, servers, and cloud systemsConfigure, troubleshoot, and optimize network hardware and connectivity

While both roles involve network and infrastructure knowledge, Infrastructure Systems Engineers focus on overall IT infrastructure, including servers and cloud systems, whereas Network Engineers specialize in network hardware and connectivity. Understanding these differences helps in choosing the right career path or job focus.

How much do infrastructure systems engineers get paid?

Infrastructure Systems Engineers typically earn a median annual salary ranging from $70,000 to $120,000, depending on experience, location, and certifications. Senior roles or those with specialized skills in cloud platforms or network security may offer higher compensation.

Is infrastructure systems engineer a high paying job?

Infrastructure Systems Engineers typically earn competitive salaries that vary by experience, location, and industry. They often require skills in network, server, and cloud technologies, and certifications like Cisco or Microsoft can enhance earning potential. Overall, it is considered a well-paying role within the IT and engineering fields.

What are popular job titles related to Infrastructure Systems Engineer jobs in California?

For Infrastructure Systems Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Infrastructure Systems Engineer jobs in California look for?

The top searched job categories for Infrastructure Systems Engineer jobs in California are:

Infographic showing various Infrastructure Systems Engineer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 60% In-person, and 40% Remote job distribution, with an average salary of $125,402 per year, or $60.3 per hour.

Systems Engineer III

NorthBay Health

Fairfield, CA • On-site

$72.58 - $88.24/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 27 days ago


Key responsibilities

  • Manage and maintain assigned IT systems in a 24x7 high availability environment.

  • Design, implement, and maintain core IT infrastructure components including storage, compute, virtualization, and data backup systems.

  • Perform daily system administration tasks such as security administration, patching, capacity planning, performance analysis, and troubleshooting.


NorthBay Health rating

7.7

Company rating: 7.7 out of 10

Based on 15 frontline employees who took The Breakroom Quiz


Job description


At NorthBay Health, the Systems Engineer III is responsible for managing and maintaining assigned systems in a 24x7 high availability environment. The Systems Engineer III will provide technical leadership to the Systems Engineering team as well as expert level implementation, support and maintenance for all aspects of the enterprise IT infrastructure stack including storage, backup, compute, virtualization, systems management, IDP systems, operating systems, databases and associated applications and cloud environments.
This position interacts with all levels of the organization's administrative and medical/clinical staff and works with the organization's Technical, Operational and Applications support staff to meet cross discipline organizational objectives. This position understands the role of the IT infrastructure systems and how they relate to overall organizational effectiveness in meeting the needs of our customers.
PRIMARY JOB DUTIES
  • Develops and updates the IT systems architecture as needed to account for growth, optimization, cost savings and technology evolution.
  • Designs, Implements and Maintains the organization's core IT Infrastructure components including storage, compute, virtualization, and data backup systems.
  • Builds and maintains enterprise database and data analysis systems.
  • Builds and maintains data structures to meet the analytical requirements of the organization with a goal of creating streamlined, repeatable processes to empower customer self-service.
  • Designs, builds, updates, and maintains enterprise IDP and IAM systems to ensure reliable and secure primary user authentication.
  • Performs daily system administration of all supported IT infrastructure systems including security administration, patching, capacity planning, resource monitoring, performance analysis & tuning and other standard operations required for optimum performance, availability and general system health.
  • Installs new systems and performs upgrades to existing applications, while maintaining current operating system releases and patches in coordination with application, operations personnel and vendor recommendations.
  • Provides technical support and training for customers and co-workers to meet department and organizational goals.
  • Acts as a technical mentor in the realm of IT infrastructure systems; translating complex theory and practice into more digestible components for fellow engineers and customers.
  • Plans, maintains and follows recovery procedures as warranted including disaster recovery planning and testing.
  • Maintains systems at optimum performance capabilities ensuring maximum availability based on operating conditions.
  • Scopes and executes complex technical projects including system selections, implementations, upgrades and process improvements.
  • Functions as escalated support for IT infrastructure systems and associated technical issues, collaborating with other members of the technical organization and outside resources as required to resolve very complex problems.
  • Performs analysis of reported operational problems reported by customers and develops reasonable, cost-effective technology-based solutions to address or improve reported problems.
  • Ensures a team approach to all aspects of responsibilities including change management, problem resolution, standards development, and planning.
  • Collaborates with all team members to develop solutions and processes to address current operational issues as well as future technology requirements.
  • Collaborates with team members and provide support to ensure backup personnel have adequate training and access.
  • Maintains SLAs for all assigned organizational applications/products.
  • Maintains all related support documentation including industry best practice standard documentation such as configuration documentation, IT infrastructure system schematics, implementation plans, EOL/EOS notices, and instructional material.
  • Reviews problem trends and performs necessary analysis to identify short- and long-term solutions to prevent recurring problems.
  • Conducts root cause analysis for IT infrastructure-related incidents, & demonstrates expertise in problem solving, working with other members of IT and supported business partners.
  • Regularly reviews assigned systems and performs log analysis for anomaly detection.
  • Monitors and regularly reports to Systems Engineering team and leadership on assigned system performance.
  • Develops performance monitoring, general system administration and troubleshooting checklists tools for Level 1 and 2 support personnel to continually expand their knowledge base and capabilities.
  • Develops, documents, executes and maintains policies and procedures appropriate to ensure system and organizational goals including regulatory and contract compliance.
  • Designs high availability and DR infrastructure in conjunction with other IT Staff, to meet availability requirements defined by business units.
  • Recommends changes to resource utilization to improve & optimize efficiency.
  • Identifies cost-effective opportunities for technology refresh and enhancement.
  • Manages software and support subscriptions for assigned systems and reports on current and projected costs.
  • Designs, implements, and maintains cloud infrastructure tenants and associated components, contracts, and cost projections.
  • Creates and implements project plans, ensure adherence to project timelines, performs project risk assessment and develops contingency risk plans.
  • Works with team members, workgroup and department leadership, and vendor partners to build and maintain 5-year roadmaps for assigned systems and overall subject area technology evolution.
  • Acts as a technology owner for assigned infrastructure systems.
  • Performs other duties as assigned.

Qualifications
Education:
  • Four-year degree in Information Technology related field or equivalent work experience preferred.

Licensure/Certification:
  • The position requires a valid motor vehicle license and willingness to operate vehicles as required.
  • Current technical certifications in IT systems architecture, administration, and security preferred.
    • (e.g. CASP / CCSP / VCP-DCV / PMP / Server+ / Security+ /Windows Server Hybrid Administrator / Azure Administrator Associate / Microsoft 365 Administrator Associate)

Experience:
  • 12 years' of hands-on experience in an information technology role providing direct customer support.
  • 10 years' of experience as an IT systems engineer focusing on the architecting and operations of core infrastructure preferred.
  • 5 years' experience working in a critical infrastructure support role with 24/7 highly available access requirements preferred.
  • Experience working with ITIL framework of best practices preferred.
  • Experience working within the requirements of a 24/7 Highly Available environment
  • Technical Mastery, with deep expertise in systems optimization and hardening.
  • Deep understanding of core systems architecture including resource requirements, constraints, potential vulnerabilities and interdependencies.
  • Extensive experience as a technology owner/Subject Matter Expert (SME) for core IT infrastructure components including:
    • Linux Server
    • Windows Server
    • Radius / LDAP / MSAD / EntraID / MFA Providers
    • Enterprise Storage
    • Systems Virtualization Technologies
    • Data Backup and Restoration Systems
    • Disaster Recovery and Redundancy Systems
    • Cloud Hosting Provider Management and Operations
  • Experience with Database Technologies such as SQL
  • Experience with Desktop Scripting Languages such as Python and PowerShell
  • Experience with Microsoft365 Administration and Hardening
  • Experience with Systems Audit and Optimization Tools
  • Experience with IP (TCP/UDP), DNS, DHCP, and NTP

Skills:
  • SME knowledge of system administration standards including backup & recovery, security administration, performance analysis & tuning, capacity planning, hardware and O/S maintenance.
  • Strong analytical and problem-solving skills.
  • Strong organizational and multi-tasking skills.
  • Ability to manage multiple complex problems under pressure while maintaining a positive and professional demeanor.
  • Advanced level knowledge of computer fundamentals, computer operations, network/telecommunications systems, and help desk methodologies
  • Able to effectively execute multi-stage, multi-dependency upgrades in highly available critical infrastructure environments
  • Able to troubleshoot network protocols as is relates to inter-system communications and client access.
  • Experience with database administration.
  • Should also have a general knowledge of the healthcare business and information systems as they affect clinician's workflow.
  • Ability to work independently and execute a task to a given set of requirements, seeking clarification and assistance as required to meet timelines and objectives.
  • Ability to work as part of a project team, collaborating and regularly reporting status to project managers and multidiscipline project teams.
  • The position requires dedicated attention to detail as well as the ability to maintain confidentiality of work-related information
  • Ability to diagram systems architecture for presentation to management and other IT staff to communicate future requirements and current IT systems' operation.
  • Ability to flow chart processes to identify bottlenecks and streamline procedures
  • Advanced knowledge of HIPAA as it relates to information security policies, procedures, and technical systems in order to maintain the confidentiality, integrity, and availability of assigned IT infrastructure systems.

Interpersonal Skills:
  • Able to communicate in an effective and professional manner with co-workers, vendors, associates and other departments.
  • Able to control tense situations to remain focused on the problem at hand.

Standards of Performance: Demonstrate performance by adhering to established policies and procedures and exhibiting the defined characteristics associated with attendance and punctuality.
Physical Effort: Attendance is an essential function of the job. The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee may participate in the following activities: moderate to heavy physical exertion. Must be able to lift up to 50lbs.
Hours of Work:
  • Normally, works eight hours Monday through Friday.
  • Occasionally, must work late in the evening or on weekends to complete project deadlines or emergency situations.
  • Hours will vary according to work demands.
  • Must be available by pager and/or cell phone 24 hours a day 7 days a week according to a scheduled rotation for on-call coverage.
  • Exempt

About Us
Interpersonal Skills and Values
Demonstrates NorthBay Health's True North Values: Nurture Care, Own It, Respect Relationships, Build Trust, and Hardwire Excellence. These values guide behavior, accountability, teamwork, and commitment to high-quality patient care.
Why NorthBay Health
NorthBay Health is an independent, nonprofit health system serving the Napa, Solano, and Yolo County regions. We are expanding access to care across our communities through two acute-care hospitals, including a Level II Trauma Center and a Level III NICU maternity unit, along with a cancer center, urgent care locations, and a growing network of primary and specialty care clinics.
We provide advanced services in cardiovascular care, neuroscience, orthopedics, surgery, and outpatient specialties. NorthBay Health is nationally recognized for quality care, including Magnet with Distinction designation for nursing and multiple U.S. News and World Report high performing recognitions.
We are committed to being the trusted healthcare partner of choice and offer an environment where employees can grow, contribute meaningfully, and support the health of our communities.
NorthBay Health Benefits Options
NorthBay Health offers a comprehensive benefits package based on established eligibility requirements. Benefits may include medical, dental, and vision insurance, life, disability, and long-term care coverage, paid time off including vacation, sick leave, holidays, and bereavement, a 403(b) retirement plan with employer match, education reimbursement for eligible roles, professional development and training programs, Employee Assistance Program, wellness programs, recognition programs, shift differentials, and market-based compensation review and increases subject to approval and organizational performance.
Compensation Structure
NorthBay Health uses a structured compensation framework. Staff-level positions use a step-based system (Steps 1-5) based on years of directly related experience, with Step 5 representing 20 or more years of experience in the role. Manager level and above positions are paid a fixed annual base salary and are eligible for a variable incentive compensation plan. Physician compensation is structured based on specialty and role requirements.
Remote Work Disclosure
NorthBay Health is primarily an onsite organization due to the nature of healthcare. Some roles may allow hybrid or remote work based on business needs.
Remote work is not supported in Washington, Ohio, Wyoming, North Dakota, Puerto Rico, the U.S. Virgin Islands, or outside of the United States.
Notice to Recruitment Agencies
NorthBay Health utilizes a managed service provider (MSP) for agency partnerships and is not currently engaging

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