it infrastructure Jobs in california

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Senior Virtual Systems Engineer

City of New York

Remote or New York, New York, USA

Full-time

Company Description Job Description Permanent incumbent only. Only permanent Certified IT Administrator (LAN / WAN) will be considered. The New York City Department of Investigation (DOI) is one of the oldest law enforcement agencies in the country with a mission of combating municipal corruption. It serves the people of New York City by acting as an independent and nonpartisan watchdog for New York City government, City agencies, and City employees, vendors with City contracts, individuals

Vice President of Site Reliability Engineering (SRE)

UnitedHealth Group

Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us adv

Security Engineer

TEKsystems c/o Allegis Group

Rocklin, California, USA

Full-time

Description Job Summary: The Security Engineer will be responsible for designing, building, deploying, and supporting enterprise-level information security solutions. This role involves protecting the confidentiality, integrity, and availability of all information assets, as well as analyzing existing security processes to identify improvement opportunities and leading the implementation of solutions. Key Responsibilities: Design, build, deploy, and support enterprise-level information security

IP Engineer / Internet Protocol

Prudent Technologies and Consulting

Remote

Contract

Network/Systems Lead Engineer Network Integration (Re-IP) Fully REMOTE contract , but weekly travel required. Travel can be anywhere in the US; however it will primarily be in the northeast. So, the preference is someone located in the northeast US like Massachusetts Re-IP Acceleration Technical Lead Principal level IT Infrastructure Engineer with broad and deep infrastructure knowledge and experience across network, server, and end-user device technologies. Accountable for 1) providing techni

RH Ansible Automation Platform Senior Consultant

Kforce Technology Staffing

Remote or Raleigh, North Carolina, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a RH Ansible Automation Platform Senior Consultant for a Remote role. The duration of this position is1240 hours (approximately 7-8 months full-time equivalent). This is a contract position. Summary: We are seeking a highly skilled and experienced Red Hat Ansible Automation Platform Senior Consultant to join our team on a remote contract basis. This role will focus on designing, implementing, and optimizing automation solutions using Ansible

Looking for Technical Project Manager Infrastructure & Networking - Remote Role

Xoriant Corporation

Remote

Contract

Job Overview: We are seeking a Technical Project Manager with 5 6 years of hands-on experience managing infrastructure and networking projects. The ideal candidate will have a strong understanding of core IT infrastructure components, excellent coordination skills, and a proven ability to manage cross-functional teams, vendors, and stakeholders. This is a contract-to-hire role, offering long-term career potential. Key Responsibilities: Manage end-to-end infrastructure and network-related project

Senior Cloud Solutions Engineer

Humana Inc

Kentucky, USA

Full-time

Become a part of our caring community and help us put health first The Senior Cloud Solutions Engineer Supports development and execution of cloud implementation strategy within organization's existing IT infrastructure. The Senior Cloud Solutions Engineer work assignments involve moderately complex to complex issues where the analysis of situations or data requires an in-depth evaluation of variable factors. The Senior Cloud Solutions Engineer Implements organization's cloud strategy from a te

Software Engineer, Ads Infra - Serving and Foundation

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A195323 Apply to this job Share this listing: Responsibilities TikTok Ads is helping to power the open internet with the best technology that connects and creates value for millions of advertisers, users, and influencers across the world, driving continuous innovation and significant impact in the digital advertising space. The Ads Infra - Serving and Foundation Team builds advertising systems and integrations that power ads from cr

Infrastructure Lead

Tranzeal, Inc.

San Jose, California, USA

Contract

Role: IT Infrastructure Lead/ManagerContract to HireSan Jose, CA Required Skills: Experience in the design, planning, execution, and delivery of IT infrastructure projects specifically including server and storage upgrades, security initiatives, network upgrades, cloud migrations, and related areas. Nice to Have: Any recent experience working at Power Management IC or Analog Semiconductor companies is a plus Reporting to Sr. IT Services Director, IT Infrastructure Project Manager will lead plan

Graduate Student Engineer - LLM-Powered RAG System Development - Kesidis SU25

Penn State

Remote or State College, Pennsylvania, USA

Part-time

APPLICATION INSTRUCTIONS: CURRENT PENN STATE EMPLOYEE (faculty, staff, technical service, or student), please login to Workday to complete the internal application process. Please do not apply here, apply internally through Workday.CURRENT PENN STATE STUDENT (not employed previously at the university) and seeking employment with Penn State, please login to Workday to complete the student application process. Please do not apply here, apply internally through Workday.If you are NOT a current empl

Datacenter Fiber Specialist - Remote

VIVA USA INC

Remote

Contract

Title: Datacenter Fiber Specialist - Remote Mandatory skills: Datacenter Fiber, Fiber Management, Fiber Maintenance, Fiber Deployment, Fiber Testing, Microsoft fiber optic network, Microsoft engineering, Microsoft remote engineering, Microsoft Cloud, datacenter operations, network expansion, disaster recovery, data center infrastructure, servers, networking, fiber delivery, fiber operations, fiber network operations, fiber infrastructure, fiber maintenance, fiber management, fiber cuts, degrada

Datacenter Fiber Specialist - Remote

VIVA USA INC

Remote

Contract

Title: Datacenter Fiber Specialist - Remote Mandatory skills: Datacenter Fiber, Fiber Management, Fiber Maintenance, Fiber Deployment, Fiber Testing, Microsoft fiber optic network, Microsoft engineering, Microsoft remote engineering, Microsoft Cloud, datacenter operations, network expansion, disaster recovery, data center infrastructure, servers, networking, fiber delivery, fiber operations, fiber network operations, fiber infrastructure, fiber maintenance, fiber management, fiber cuts, degrada

Datacenter Fiber Specialist - Remote

VIVA USA INC

Remote

Contract

Title: Datacenter Fiber Specialist - Remote Mandatory skills: Datacenter Fiber, Fiber Management, Fiber Maintenance, Fiber Deployment, Fiber Testing, Microsoft fiber optic network, Microsoft engineering, Microsoft remote engineering, Microsoft Cloud, datacenter operations, network expansion, disaster recovery, data center infrastructure, servers, networking, fiber delivery, fiber operations, fiber network operations, fiber infrastructure, fiber maintenance, fiber management, fiber cuts, degrada

Lead IT Systems Engineer

SpaceX

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. LEAD IT SYSTEMS ENGINEER, LAUNCH As Lead IT Systems Engineer, you're responsible for ensuring critical systems used in support of SpaceX's launch operations are optimally tuned and ready to propel us towards our missio

Test & Evaluation Engineer 4

Boeing Company

El Segundo, California, USA

Full-time

This posting is for a contract assignment and is not a full-time employment offer with Boeing. Candidates selected for roles will be employed as contract workers through a Boeing approved 3rd party for the duration of the specified project. Work statement is a non-managerial role, non-leadership role. Regular and predictable attendance is required The Boeing Company is looking for an Senior Infrastructure Solution Architect Engineer to join our Space Systems Verification and Test team in El Se

Senior Software Engineer, Ads Infra - Serving and Foundation

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A04473 Apply to this job Share this listing: Responsibilities TikTok Ads is helping to power the open internet with the best technology that connects and creates value for millions of advertisers, users, and influencers across the world, driving continuous innovation and significant impact in the digital advertising space. The Ads Infra - Serving and Foundation Team builds advertising systems and integrations that power ads from cre

Engineering Lead Analyst

Citi

Remote or Irving, Texas, USA

Full-time

Citibank, N.A. seeks an Engineering Lead Analyst for its Irving, TX location. Duties: Work with an enterprise-wide collaboration service platform (Jira) and SaaS-based source code. Provide Subject-Matter Expertise to Citi's developer community from an operational service perspective. Set customer expectations while troubleshooting technical issues and reducing recurring issues using root-cause analysis. Proactively monitor infrastructure reliability. Upgrade existing products and underlying tec

Software Engineer Graduate (Ads ML Infrastructure) - 2025 Start (BS/MS)

TikTok

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A67708 Apply to this job Share this listing: Responsibilities About the team The ads system at TikTok operates on a massive scale and serves millions of advertisers, clients and influencers across the world. The quality of the ads system highly depends on the ability to handle massive data, and machine learning is widely used to improve the quality of our ads. The Ads machine learning data platform team is responsible for building h

Sr. Principal Photonics Engineer

Marvell Semiconductor Inc.

Westlake Village, California, USA

Full-time

About Marvell Marvell's semiconductor solutions are the essential building blocks of the data infrastructure that connects our world. Across enterprise, cloud and AI, automotive, and carrier architectures, our innovative technology is enabling new possibilities. At Marvell, you can affect the arc of individual lives, lift the trajectory of entire industries, and fuel the transformative potential of tomorrow. For those looking to make their mark on purposeful and enduring innovation, above and be

ServiceNow ITOM Operations Management SAM - HAM Discovery Administrator

SAIC

Remote

Full-time

Job ID: 2507772 Location: REMOTE WORK, VA, US Date Posted: 2025-07-22 Category: Information Technology Subcategory: IT Asset Mgmt Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description Introduction Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabi