linux / unix systems administrator Jobs in california

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Principal Security Engineer

Esri

Redlands, California, USA

Full-time

Overview Join our growing team of cloud software engineers and help us expand our ArcGIS Online SaaS services. We are looking for a professional with customer identity and access management experience to help us further enhance and secure Esri's customer account systems, with support from all levels of leadership. You will work closely with both our Product Development and Information Systems and Technology divisions to make a real difference for millions of users worldwide. Responsibilities De

IT - Sr Systems Engineer (OpenStack & Nutanix Administration)

Cadence Design Systems Inc

San Jose, California, USA

Full-time

At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology. We are seeking highly skilled OpenStack and Nutanix Administrators to join our IT Infrastructure team. This role is crucial in managing, optimizing, and ensuring the seamless operation of cloud and hyper-converged infrastructure environments in Cadence. The ideal candidates will possess strong technical expertise, excellent problem-solving skills, and a proven ability to work in dynamic

VMware Infrastructure Reporting Specialist

Kyndryl

Iowa, USA

Full-time

Who We Are At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward - always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities. The Role Infrastructure Specialists at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, docum

Senior Staff Machine Learning Engineer - DevOps/Site Reliability Engineer

ServiceNow, Inc.

Santa Clara, California, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi

Platform Engineer III

Eliassen Group

Anywhere, US

Contract

Description: *100% Remote* Responsible for building outstanding software solutions to drive the success of a business. Build various aspects of the company's infrastructure to power innumerable conversations at scale. Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Rate: $60 - $70 / hr. w2 Responsi

Solutions Architect, HPC Systems Engineer

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

NVIDIA is looking for an experienced GPU and network systems Solutions Architect & Engineer. Do you want to be part of a team that brings new Artificial Intelligence (AI) hardware and software technologies to production in customer data centers? As part of the NVIDIA SA organization, you will be driving deployment of our end-to-end technology solutions integration at some of NVIDIA's most strategic technology customers, as well as offering recommendations to business and engineering teams on our

63412R-Software Engineer 2

Juniper Networks

Sunnyvale, California, USA

Full-time

At Juniper, we believe the network is the single greatest vehicle for knowledge, understanding, and human advancement the world has ever known. To achieve real outcomes, we know that experience is the most important requirement for networking teams and the people they serve. Delivering an experience-first, AI-Native Network pivots on the creativity and commitment of our people. It requires a consistent and committed practice, something we call the Juniper Way. Software Engineer - Sunnyvale, CA

Active Directory Administrator

Esri

Redlands, California, USA

Full-time

Overview Seeking highly motivated IT professional that's looking for a challenging position with a variety of responsibilities. We have an opening that will allow you to utilize your technical expertise to help build, secure, and grow enterprise scale infrastructure in a fast-paced environment. If you have a drive for success and work well with a diverse team, let's talk, and see if Esri is the right fit for your career. Responsibilities Provide support and maintenance for Microsoft Active Dir

Solutions Architect, Data Center Infrastructure

NVIDIA Corporation

Texas, USA

Full-time

NVIDIA is seeking a Solutions Architect in Data Center Infrastructure to join our Infrastructure Specialists team. Academic and commercial groups worldwide are using NVIDIA products to redefine deep learning, data analytics, and power data centers. Join the team building many of the world's largest and fastest data centers and supercomputers! NVIDIA is looking for someone who can lead planning and deployments of AI data centers including power/cooling systems, cabling and network provisioning an

Enterprise Application Administrator

RTX Corporation

Massachusetts, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: RMA99: RTN Remote, Massachusetts Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are consi

(USA) Senior, Data Engineer

Walmart Inc.

Sunnyvale, California, USA

Full-time

Position Summary What you'll do Business Partnerships: Consults with senior leadership/ business partners (e.g., Sr. Directors/Directors) to understand overall goals/functional objectives, decipher key business challenges, identify tactics to anticipate and mitigate business challenges/issues and develop potential success criteria. Focuses efforts on items that have maximum impact to the business. Contributes to business area strategic planning by providing input and actionable recommendation

Software Engineer II

M&T BANK CORPORATION

Remote

Full-time

Title: Software Engineer II Job Location: One M&T Plaza, Buffalo, NY 14203. Position eligible for 100% remote work. Job Description: Contribute to team responsible for maintaining the M&T Equipment Finance Co. suite of applications; support and maintain software and web applications using C#, .Net, SQL Server and JavaScript; design and develop new or existing software and web applications and specifies information system solutions with GitLab, Ansible, Artifactory; test, implement, address an

DevOps Application Developer (Hybrid)

Penn State

Remote or State College, Pennsylvania, USA

Full-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 em

Senior IT Systems Engineer

General Matter

Los Angeles, California, USA

Full-time

About the Company At General Matter, we're strengthening America's capacity in nuclear energy to create a new set of possibilities, from generating clean energy at scale to forging energy security. With nuclear energy powering the next wave of American progress, we're ensuring our country has the fuel it needs for the next generation of reactors, no matter what's happening around the world. We are backed by top tier investors. Our lean, world-class team of engineers and operators is applying a

Principal Solutions Engineer, Infrastructure (SLURM & AI Focus)

AMD (Advanced Micro Devices)

Santa Clara, California, USA

Full-time

WHAT YOU DO AT AMD CHANGES EVERYTHING We care deeply about transforming lives with AMD technology to enrich our industry, our communities, and the world. Our mission is to build great products that accelerate next-generation computing experiences - the building blocks for the data center, artificial intelligence, PCs, gaming and embedded. Underpinning our mission is the AMD culture. We push the limits of innovation to solve the world's most important challenges. We strive for execution excellenc

Software Engineer, Platform Software

Juniper Networks

Sunnyvale, California, USA

Full-time

At Juniper, we believe the network is the single greatest vehicle for knowledge, understanding, and human advancement the world has ever known. To achieve real outcomes, we know that experience is the most important requirement for networking teams and the people they serve. Delivering an experience-first, AI-Native Network pivots on the creativity and commitment of our people. It requires a consistent and committed practice, something we call the Juniper Way. About the Role: We are looking f

Staff Network Security Engineer - Federal

ServiceNow, Inc.

San Diego, California, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi

Virtual Systems Engineer III, Operational Technology

Archer Daniels Midland

Remote or Des Moines, Iowa, USA

Full-time

Job Description Virtual Systems Engineer , Operational Technology (OT) This is an exempt level position. ADM would consider placing this position in any large ADM manufacturing facility. Potential locations include: Decatur, IL; Cedar Rapids, IA; Clinton, IA; Marshall, MN; Columbus, NE. Position Summary: As a key member of the Operational Technology (OT) team, you will be responsible for advancing the capabilities and performance of technology systems infrastructure within the ADM OT/Process

SONiC - Test Framework Engineer 4 - SS1013656

Juniper Networks

Sunnyvale, California, USA

Full-time

At Juniper, we believe the network is the single greatest vehicle for knowledge, understanding, and human advancement the world has ever known. To achieve real outcomes, we know that experience is the most important requirement for networking teams and the people they serve. Delivering an experience-first, AI-Native Network pivots on the creativity and commitment of our people. It requires a consistent and committed practice, something we call the Juniper Way. SONiC - Test Framework Engineer 4

Information Security Engineer

Virginia Jobs

Remote or Charlottesville, Virginia, USA

Full-time

Information Security Engineer Position Overview: We are seeking a highly skilled Information Security Engineer with deep expertise in Splunk and Splunk Enterprise Security to join our cybersecurity team. The ideal candidate will have extensive engineering experience across multiple security domains, including SIEM, SOAR, Cloud Security, system administration, vulnerability management, network security/firewalls, API integration, scripting, and automation. This position will play a critical rol