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Sr Infrastructure Engineer Jobs in California (NOW HIRING)

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

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 ...

Senior Infrastructure Engineer

Brea, CA · Hybrid

$130K - $146K/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 ...

About the Role Ariat is looking for a Senior Infrastructure Engineer to help design, build, and support enterprise infrastructure across on-premises, cloud, and hybrid environments. This role is ...

Senior IT Infrastructure Engineer

El Segundo, CA · On-site

$115K - $157K/yr

The Senior IT Infrastructure Engineer is responsible for designing, building, deploying, and maintaining the core IT infrastructure--including servers, storage, databases, and network systems--that ...

Senior Infrastructure Engineer

San Francisco, CA · On-site +1

$190K - $206K/yr

About the Role As a Senior Infrastructure Engineer at Fieldguide, you'll own critical infrastructure decisions, build platforms that other teams rely on, and bring a level of rigor and reliability ...

Sr. Infrastructure Engineer

Santa Clara, CA · On-site

$120K - $155K/yr

Description Note- This role focuses on IT infrastructure and systems automation , not software or Q ... We are seeking a Senior IT Automation Engineer to lead enterprise automation initiatives and ...

Sr. Infrastructure Engineer

Santa Clara, CA · Hybrid

$120K - $155K/yr

Note- This role focuses on IT infrastructure and systems automation , not software or QA test ... We are seeking a Senior IT Automation Engineer to lead enterprise automation initiatives and ...

Senior Infrastructure Engineer

San Diego, CA · On-site +1

$130K - $160K/yr

Use code management repositories (e.g., GitHub, Azure DevOps) for infrastructure configuration and deployment. * Contribute to SCRUM or Agile processes by delivering infrastructure-related tasks and ...

About the Role As a Senior Infrastructure Engineer at Bland, you'll help us to build the backbone that enables millions of AI-powered phone conversations. You're not just keeping servers running, yo ...

Showing results 21-40

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 Sep 4, 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 is a Sr Infrastructure engineer?

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 the key skills and qualifications needed to thrive as a Sr Infrastructure engineer?

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 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 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 August 2026, with employment types broken down into 95% Full Time, 2% Part Time, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $125,306 per year, or $60.2 per hour.

Sr. Infrastructure Engineer

Droisys

San Diego, CA

$115K - $156K/yr

Full-time

Re-posted 7 days ago


Job description

Job Description

Hi


We are looking for consultants for the below mentioned position. Mail the updated resume on my mail id ruchie.a at droisys.com


GC/Citizen only 

Position Sr. Infrastructure Engineer- Msg & Directory Service

Location : San Diego, CA

Duration 1 year contract 

Prefer locals 


Job Description:

Sr. Engr, Infrastructure Mgmt - Messaging and Directory Services Team Lead.

The Active Directory (AD) and Messaging team manages the design, implementation and support of CareFusions Directory Services (AD 2008 R2) and Messaging (Exchange 2010) environments. 

Responsibilities include defining and executing operational procedures, architecture and design of infrastructure, participating in internal projects were directory services integration expertise is warranted, and providing 3rd level operational support. 

This position primarily assists with the overall design, plan, delivery and maintenance of technical projects and initiatives. 

The focus of this position is the overall delivery of technology solutions focused on directory services and messaging platform. 



Mandatory Product Skills and Capabilities: 

Description Level.

Leadership/People Management Intermediate.

Active Directory & Associated Components (2008) Advanced.

Microsoft Exchange (2010) Intermediate.

Federation Services Intermediate.

Scripting PowerShell Intermediate.

Networking Functional.

Identity Management Principals Functional.



Responsibilities: 

Manage a support team comprising of up to 10 support engineers in disparate locations. 

Manage/Maintain a Windows 2008 R2 Active Directory Environment in a global enterprise.

Manage/Maintain Exchange 2010 Messaging environment in a global enterprise.

Maintaining team operational procedures and documentation (patch management, backup operations, antivirus, change management).

Monitor environments for anomalies and errors, reporting, escalation and resolutions of issues.

Provide Level III support and repair, working with appropriate teams (when necessary) for resolution.

Ability to plan for infrastructure and operational changes such as server and infrastructure upgrades.

Document configuration, migration, testing, and deployment on new solutions/features to the environment.

Provide expertise during 3rd party integration projects.

Develop and maintain high standards in establishing procedures and policies to address routine jobs and certain resolution protocols. 

Meet or exceed SLA obligations consistently and on an ongoing basis, allow for accurate metrics to measure response time offsite access, and reduce the time needed to address hardware/software failures.

Provide 24x7 on-call Escalation Support (rotation based)

Experience with Active Directory and email migrations a plus .



Requirements: 

Experience with hosted Microsoft Exchange / Microsoft Office 365 / Microsoft BPOS.

Deep knowledge and experience with Windows Server 2008 R2 Active Directory Architecture and all relevant components (DNS, Federation, GPOs, Authentication, Security, Schema)

Deep Knowledge and experience with Microsoft messaging Architecture (2007/2010) and all relevant components (Storage, SPAM, AV, Transports, Protocols, Relays, DAGs, Performance Tuning, Backup/Restore etc..) 

Strong practical understanding of troubleshooting approaches, including knowledge of underlying networking, server, storage, and organizational concepts 

Knowledgeable of Mobile Device Management solutions.

Network protocols/services and Network infrastructures experience.

Demonstrated successful use of project management methodologies 

Demonstrated team leadership and team mentoring.

Windows scripting and automation methodology (PowerShell, VBScript, Perl, Batch programming) 

Strong communication skills both verbal and written skills.

Detail oriented approach with strong history of compliance and policy adherence.

Ability to collaborate on troubleshooting and remediation steps with high-stress end users.

Experience with Blackberry Enterprise Server.

Knowledgeable of Unified Messaging architectures (Lync / Cisco) 

Knowledgeable of PKI deployments (Certificate Services).


--

Thanks/Regards


Ruchie Agarwal


Desk: 408-874-8333 Extn. 299

Cell : 408-543-9574

Skype : ruchi.droisys

Address: 4800 Patrick Henry Dr., Santa Clara, CA 95054

ruchie.a at droisys.com


Additional Information

All your information will be kept confidential according to EEO guidelines.