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Sr Infrastructure Engineer Jobs in California (NOW HIRING)

Toyon is seeking an experienced Senior Infrastructure Engineer to lead the design, implementation, and ongoing evolution of our enterprise IT infrastructure, including Windows Server environments ...

Senior Infrastructure Engineer

Torrance, CA · On-site

$112K - $152K/yr

The Senior Infrastructure Engineer will develop and drive scope in the infrastructure stack, serving as the final escalation point for on-call incidents and leading technical direction for the team.

Senior Infrastructure Engineer

Torrance, CA · On-site

$112K - $152K/yr

They are seeking a Senior Infrastructure Engineer to develop and drive scope in the infrastructure stack, serve as the final escalation point for on-call incidents, and partner with various teams as ...

Senior Infrastructure Engineer

Torrance, CA · On-site

$113K - $154K/yr

Role Senior individual contributor role on the Northwood Infrastructure team. Works from ambiguity ... Develop other engineers by working alongside them, not just reviewing their output. * Partner with ...

Senior Infrastructure Engineer

Brea, CA · Hybrid

$112K - $120K/yr

Summary The Senior Infrastructure Engineer is responsible for the design, provisioning, configuration, operation, and maintenance of enterprise infrastructure across on-premises, cloud, and SaaS ...

Senior Infrastructure Engineer

Carmel, CA · Hybrid

$120K - $163K/yr

Find out more about life at Alter Domus at careers.alterdomus.com We are looking for a Senior Infrastructure Engineer to join the Global IT Operations team. The role involves deep expertise in ...

Sr. Infrastructure Engineer

San Diego, CA

$115K - $156K/yr

San Diego, CA Duration 1 year contract Prefer locals Sr. Engr, Infrastructure Mgmt - Messaging and Directory Services Team Lead. The Active Directory (AD) and Messaging team manages the design ...

Senior Infrastructure Engineer

Brea, CA · On-site

$112K - $120K/yr

Summary The Senior Infrastructure Engineer is responsible for the design, provisioning, configuration, operation, and maintenance of enterprise infrastructure across on-premises, cloud, and SaaS ...

Senior Infrastructure Engineer

Brea, CA · On-site

$112K - $120K/yr

Summary The Senior Infrastructure Engineer is responsible for the design, provisioning, configuration, operation, and maintenance of enterprise infrastructure across on-premises, cloud, and SaaS ...

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Sr Infrastructure Engineer information

See California salary details

$22.2K

$125.3K

$173.2K

How much do sr infrastructure engineer jobs pay per year?

As of Aug 2, 2026, the average yearly pay for sr infrastructure engineer in California is $125,306.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,100.00 and $145,600.00 per year, depending on experience, location, and employer.

What are Sr Infrastructure Engineers?

Sr Infrastructure Engineers are experienced IT professionals responsible for designing, implementing, and maintaining an organization's core technology infrastructure. This includes servers, networks, storage systems, and cloud platforms. They ensure systems are reliable, secure, and scalable to meet business needs, often leading projects and mentoring junior staff. Their expertise helps businesses maintain high uptime and prepare for future growth.

What are some common challenges faced by a Sr Infrastructure Engineer, and how can they be addressed?

Sr Infrastructure Engineers often encounter challenges such as managing complex legacy systems, ensuring high availability, and implementing new technologies without disrupting existing services. To address these, they rely on thorough documentation, proactive monitoring, and strong collaboration with cross-functional teams like cybersecurity and development. Staying current with industry best practices and automating repetitive tasks can also help manage workload and reduce errors, making the role both dynamic and rewarding.

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

AspectSr Infrastructure EngineerNetwork Engineer
Required CredentialsBachelor's in CS or related, certifications like Cisco CCNA, CompTIA Network+Bachelor's in CS, EE, or related, certifications like Cisco CCNA, CCNP
Work EnvironmentData centers, cloud environments, enterprise ITNetwork operations centers, enterprise networks, data centers
Employer & Industry UsageTech companies, large enterprises, cloud providersTelecom, ISPs, large enterprises
Common Search & ComparisonYesYes

The main difference between a Sr Infrastructure Engineer and a Network Engineer lies in scope. The Sr Infrastructure Engineer manages a broad range of IT infrastructure, including servers, cloud systems, and storage, while a Network Engineer specializes specifically in designing, implementing, and maintaining network systems. Both roles require similar certifications and work in enterprise or data center environments, but their focus areas differ significantly.

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

To thrive as a Sr Infrastructure Engineer, you need deep expertise in systems administration, networking, and cloud infrastructure, typically supported by a degree in computer science or a related field. Familiarity with tools such as VMware, AWS, Azure, automation frameworks (like Ansible or Terraform), and certifications like AWS Certified Solutions Architect or Microsoft Certified: Azure Administrator are highly valued. Strong problem-solving, project management, and collaboration skills set top performers apart in this role. These competencies are essential for designing, maintaining, and optimizing robust IT environments that support critical business operations.
What job categories do people searching Sr Infrastructure Engineer jobs in California look for? The top searched job categories for Sr Infrastructure Engineer jobs in California are:
What cities in California are hiring for Sr Infrastructure Engineer jobs? Cities in California with the most Sr Infrastructure Engineer job openings:
Infographic showing various Sr Infrastructure Engineer job openings in California as of July 2026, with employment types broken down into 92% Full Time, 4% Part Time, 1% Temporary, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $125,306 per year, or $60.2 per hour.

Senior Infrastructure Engineer

University of California San Francisco

San Francisco, CA • On-site

$127K - $173K/yr

Full-time

Re-posted 5 days ago


University Of California San Francisco rating

7.8

Company rating: 7.8 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

225th of 614 rated colleges and universities


Job description


The Senior Infrastructure Engineer serves as a key contributor in the planning, design, construction, renovation, and delivery of infrastructure across UCSF facilities. This role oversees the build-out, expansion, repair, and modernization of Infrastructure services to support the university's academic, medical, and research missions.
Working in close coordination with UCSF departments, project managers, design consultants, vendors, and internal ITS teams, the Senior Infrastructure Engineer provides technical direction and construction oversight for all phases of infrastructure deployment-including low-voltage systems, copper and fiber cabling, endpoint, telephony, DaaS and health care modality installations. The role ensures infrastructure components are integrated into building renovation and new construction projects in alignment with UCSF IT design standards and long-term infrastructure strategies.
The Senior Infrastructure Engineer manages and inspects the installation, upgrade, and repair of both inside-plant and outside-plant communication systems, ensuring compliance with construction drawings, specifications, and code requirements. Responsibilities include coordinating field activities, reviewing as-built documentation, conducting site walks, resolving construction conflicts, and ensuring high-quality installation and service delivery.
Through proactive engagement and technical expertise, the Senior Infrastructure Engineer ensures UCSF's IT infrastructure continues to evolve, scale, and perform to meet the demands of the Health, Education, Research, and Business enterprises.
Responsibilities
The Senior Infrastructure Engineer serves as a key contributor in the planning, design, construction, renovation, and delivery of infrastructure across UCSF facilities. This role oversees the build-out, expansion, repair, and modernization of Infrastructure services to support the university's academic, medical, and research missions.
Working in close coordination with UCSF departments, project managers, design consultants, vendors, and internal ITS teams, the Senior Infrastructure Engineer provides technical direction and construction oversight for all phases of infrastructure deployment-including low-voltage systems, copper and fiber cabling, endpoint, telephony, DaaS and health care modality installations. The role ensures infrastructure components are integrated into building renovation and new construction projects in alignment with UCSF IT design standards and long-term infrastructure strategies.
The Senior Infrastructure Engineer manages and inspects the installation, upgrade, and repair of both inside-plant and outside-plant communication systems, ensuring compliance with construction drawings, specifications, and code requirements. Responsibilities include coordinating field activities, reviewing as-built documentation, conducting site walks, resolving construction conflicts, and ensuring high-quality installation and service delivery.
Through proactive engagement and technical expertise, the Senior Infrastructure Engineer ensures UCSF's IT infrastructure continues to evolve, scale, and perform to meet the demands of the Health, Education, Research, and Business enterprises.
Qualifications
Requirements:
  • Bachelor's degree for four years of exp. in one or more of the following fields: computer science, engineering, or computer information systems.
  • Seven or more years of experience working in one or more of the following fields: communication infrastructure, information technology, or network operations.
  • Extensive experience delivering reliable and quality communication infrastructure services. Proven experience supporting large-scale network implementations and upgrades, ensuring the delivery of reliable and quality network services.
  • Extensive experience delivering solutions based on data communication industry standards such as ANSI, ITA, EIA, and BICSI. Significant experience complying with state, local, NEC, and NFPA codes and standards.
  • Extensive experience with the installation and maintenance of conduits, fiber-optic cables, and copper cables. Significant experience with designing and deploying large enterprise cabling infrastructure and designing outside plant conduit and cable infrastructure systems.
  • Significant experience designing the layout of horizontal cable pathways, telecom rooms, and backbone infrastructure. Experience conducting budget and pricing activities for infrastructure cabling systems.
  • Demonstrated ability with Word, Excel, Visio, MS Project, Bluebeam, E-builder Copper/Fiber, AutoCAD, and other relevant software and network testing tools. Proficiency in reading, reviewing, and analyzing network construction drawings, authoring standard project-specific documents, business and scope requirements, and project proposal requests.
  • Proficiency in L2 protocols, including STP, DHCP, 802.1X, LACP, MLAG, VXLAN bridging, etc., along with addressing mechanisms (DNS, DHCP, IPAM, or similar), and practical experience with L1 technologies (SMF, MMF, DWDM, Transceivers, AOC, Twinax, Fiber fan-outs, or similar). Strong understanding of various network hardware platforms such as Cisco, Aruba, Juniper, and Brocade.
  • Strong written and verbal communication skills and can communicate complex technical ideas to a diverse community of colleagues and stakeholders. Can relay technical information to audiences of technical and non-technical stakeholders.
  • Able to establish and advance positive working relationships and a strong rapport with a diverse community of colleagues, including team members, stakeholders, and customers.
  • Advanced organizational skills and can balance competing priorities and deliver concurrent projects to various stakeholder types. Experience working in a project-based environment using leading project management practices, including schedule management, status reporting, and communication of project risks and issues.
  • Advanced problem-solving skills; ability to uncover the root of difficult problems and scope solutions based on knowledge of available resources and timelines, as well as awareness of vision and strategy. Seeks information from multiple and diverse sources to find solutions. Demonstrated ability to make decisions with integrity.
  • Experience participating in activities to advance an inclusive environment that values equity, diversity, inclusion, and belonging.
  • Think creatively and introduce innovations such as the incorporation of new technologies or processes. Thrives in an ever-changing, fast-paced environment.
  • Valid California driver's license.
  • Ability to work in San Francisco when required to include quarterly meetings. Note: All expenses will be responsibility of the employee.

Preferences:
  • BICSI Registered Communication Distribution Designer (RCDD)
  • BICSI Outside Plant Designer (OSP)
  • Information Technology Infrastructure Library (ITIL) v.4

About Us
About UCSF
The University of California, San Francisco (UCSF) is a leading university dedicated to promoting health worldwide through advanced biomedical research, graduate-level education in the life sciences and health professions, and excellence in patient care. It is the only campus in the 10-campus UC system dedicated exclusively to the health sciences. We bring together the world's leading experts in nearly every area of health. We are home to five Nobel laureates who have advanced the understanding of cancer, neurodegenerative diseases, aging and stem cells.
Pride Values
UCSF is a diverse community made of people with many skills and talents. We seek candidates whose work experience or community service has prepared them to contribute to our commitment to professionalism, respect, integrity, diversity and excellence - also known as our PRIDE values.
In addition to our PRIDE values, UCSF is committed to equity - both in how we deliver care as well as our workforce. We are committed to building a broadly diverse community, nurturing a culture that is welcoming and supportive, and engaging diverse ideas for the provision of culturally competent education, discovery, and patient care. Additional information about UCSF is available here.
Join us to find a rewarding career contributing to improving healthcare worldwide.
Equal Employment Opportunity
The University of California is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, protected veteran status, or other protected status under state or federal law.
Salary Information
The final salary and offer components are subject to additional approvals based on UC policy.
Your placement within the salary range is dependent on a number of factors including your work experience and internal equity within this position classification at UCSF. For positions that are represented by a labor union, placement within the salary range will be guided by the rules in the collective bargaining agreement.
To learn more about the benefits of working at UCSF, including total compensation, please visit: https://ucnet.universityofcalifornia.edu/compensation-and-benefits/index.html

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