Linux / Unix Systems Administrator Jobs in California

441 - 460 of 680 Jobs

Sr. Software Engineer-Automated Test Framework TS/SCI PolyJob Title - Sr. Software Engineer-Automated Test Framework TS/SCI Poly

LeidosCompany Name - Leidos

•

San Diego, California, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% c

Navy Database Development ManagerJob Title - Navy Database Development Manager

NoblisCompany Name - Noblis

•

Remote or Pascagoula, Mississippi, USA

Full-time

Responsibilities Preference will be given to candidates located in Pascagoula, MS. However, we are open to candidates located in Norfolk, VA; Bath, ME; and San Diego, CA. Noblis MSD has an opening for a Naval Tactical Command Support System (NTCSS) Database Development Manager to lead a team of IT and NTCSS support staff providing System Administrator services under the Fleet Support Services contract. This position will provide management support for 4 remote sites: Pascagoula, MS; Bath, ME;

REMOTE Cloud EngineerJob Title - REMOTE Cloud Engineer

ALTA IT ServicesCompany Name - ALTA IT Services

•

Remote or Greenbelt, Maryland, USA

Full-time

ALTA IT has a Direct Hire position open for a Cloud Engineer. If you or anyone you know is interested in learning more, please send your updated resume to Looking forward to working with you! REMOTE Cloud Engineer ship is required Active Treasury clearance is preferred Responsibilities: Design, implement, and manage secure cloud architectures on platforms such as AWS, Azure, and/or Google Cloud Platform. Utilize extensive system administration experience to ensure seamless operations and hig

Senior Staff Engineer, End-user Compute PlatformJob Title - Senior Staff Engineer, End-user Compute Platform

NVIDIA CorporationCompany Name - NVIDIA Corporation

•

Remote or Santa Clara, California, USA

Full-time

We are looking for a Senior Engineer to join our End-User Compute team at NVIDIA. Your work will create a new developer paradigm: enabling dynamic access to desktop compute and applications on demand that can be accessed from anywhere. This role specializes in building server and application products designed to make developers more productive. You'll apply your expertise in software engineering, infrastructure, and DevOps to build a world-class cloud desktop platform. What you'll be doing: Wor

Technical Lead - Commercial Online Banking (Remote)Job Title - Technical Lead - Commercial Online Banking (Remote)

First-Citizens Bank & Trust CompanyCompany Name - First-Citizens Bank & Trust Company

•

Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a remote role that may be hired in several markets across the United States. This position provides specialized technical leadership during the architecture, design, implementation, and support of assigned systems and applications. Directs decision-making within technical projects to facilitate project planning, scope, and time estimates. Trains less experienced associates and assists management in monitoring team performance. Collaborates with peers, managers, and cross-platf

Technical Lead - Commercial Online Banking (Remote)Job Title - Technical Lead - Commercial Online Banking (Remote)

First-Citizens Bank & Trust CompanyCompany Name - First-Citizens Bank & Trust Company

•

Remote or Raleigh, North Carolina, USA

Full-time

Database Specialist - JDBC Query Tuning - MariaDB Postgres - FederalJob Title - Database Specialist - JDBC Query Tuning - MariaDB Postgres - Federal

ServiceNow, Inc.Company Name - 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

Staff Software Systems Engineer, Mail and MessagingJob Title - Staff Software Systems Engineer, Mail and Messaging

ServiceNow, Inc.Company Name - ServiceNow, Inc.

•

San Diego, California, USA

Full-time

Lead Embedded Software Engineer (Machine Control/Linux/C/C++)Job Title - Lead Embedded Software Engineer (Machine Control/Linux/C/C++)

KLACompany Name - KLA

•

Milpitas, California, USA

Full-time

Company Overview KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel d

Site Reliability Engineer IIJob Title - Site Reliability Engineer II

Akamai TechnologiesCompany Name - Akamai Technologies

•

Cambridge, England, United Kingdom

Full-time

Do you enjoy collaborating with teams to solve complex challenges? Do you have a passion for cutting edge technologies and tackling system problems? Join our highly skilled Storage team Our team designs, deploys, and manages applications and infrastructure that supports Akamai's internal and customer-facing cloud storage platforms. We do this while maintaining Akamai's mission to make life better for billions of people, billions of times a day. Partner with the best In this role, you will c

Software Engineer - Embedded, Viasat GovernmentJob Title - Software Engineer - Embedded, Viasat Government

Viasat, Inc.Company Name - Viasat, Inc.

•

Carlsbad, California, USA

Full-time

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do In this role as Software Engineer in Viasat Government, you

SRE SpecialistJob Title - SRE Specialist

FortinetCompany Name - Fortinet

•

Sunnyvale, California, USA

Full-time

Job Description Fortinet has an exciting opportunity for an experienced SRE Specialist to join our FortiGuard operation team. We are managing the consumer-facing services with high traffic volumes around the world. Service Reliability and Security is our top priority. This is a unique opportunity to join an established team of experienced professionals to work on some of the most innovative technology and network security products on the market. Job Responsibilities: Design and deployment of

Engineer IVJob Title - Engineer IV

General AtomicsCompany Name - General Atomics

•

Poway, California, USA

Full-time

Job Summary General Atomics Aeronautical Systems, Inc. (GA-ASI), an affiliate of General Atomics, is a world leader in proven, reliable remotely piloted aircraft and tactical reconnaissance radars, as well as advanced high-resolution surveillance systems. Highlights Working For GA-ASI:This position is eligible for the Individual Compensation Program (ICP) bonus.This position is eligible for a hybrid work environment (up to 1 day/week remote work from home) pending project needs.Outstanding ben

Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO, CAJob Title - Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO, CA

LeidosCompany Name - Leidos

•

San Diego, California, USA

Full-time

Come join our exciting and fast-growing National Security Group! This position is located in San Diego, CA. *You must have an active TS/SCI Polygraph up front. No exceptions.* We are hiring a Senior Windows Administrator / Test Lab Manager to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a highly complex and fast-paced program. You will be responsible for performing daily system administration and O&M support activities in support of a comple

SoC Modeling Infrastructure ArchitectJob Title - SoC Modeling Infrastructure Architect

Samsung Electronics AmericaCompany Name - Samsung Electronics America

•

Mountain View, California, USA

Full-time

Lab Summary: The Samsung SoC Architecture Lab explores innovative SoC architecture, key IP blocks (CPU, GPU, NPU), bus / memory subsystem and multimedia subsystems for future Samsung Galaxy products (Smartphones, IoT and future devices) echoing Samsung's AI for All strategy. We are defining the high performance SoC architecture development for various Galaxy device lineups. This lab collaborates with key R&D teams around the globe and Samsung's strategic SoC partners to innovate and reinvent tec

SRE Specialist - InfrastructureJob Title - SRE Specialist - Infrastructure

FortinetCompany Name - Fortinet

•

Sunnyvale, California, USA

Full-time

Job Description Fortinet has an exciting opportunity for an intermediate SRE Specialist to join our FortiGuard operation team. We are managing consumer-facing services with high traffic volumes around the world. Service Reliability and Security is our top priority. This is a unique opportunity to join an established team of experienced professionals to work on some of the most innovative technology and network security products on the market. Job Responsibilities Linux Server Administration (U

IT Infrastructure EngineerJob Title - IT Infrastructure Engineer

Samsung Electronics AmericaCompany Name - Samsung Electronics America

•

San Jose, California, USA

Full-time

Please Note: To provide the best candidate experience amidst our high application volumes, each candidate is limited to 10 applications across all open jobs within a 6-month period. Advancing the World's Technology Together Our technology solutions power the tools you use every day--including smartphones, electric vehicles, hyperscale data centers, IoT devices, and so much more. Here, you'll have an opportunity to be part of a global leader whose innovative designs are pushing the boundaries o

Infrastructure Service Delivery ManagerJob Title - Infrastructure Service Delivery Manager

SAICCompany Name - SAIC

•

Anaheim, California, USA

Full-time

Job ID: 2505463 Location: ANAHEIM, CA, US Date Posted: 2025-06-30 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description Infrastructure Service Delivery Manager Anaheim, CA (On-site 4 days/week) Are you an experienced infrastructure leader who thrives in fast-paced enterprise environments? We're hiring a Servi

Sr AWS Data EngineerJob Title - Sr AWS Data Engineer

Fannie MaeCompany Name - Fannie Mae

•

Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued colleague on our team, you will contribute to developing data infrastructure and pipelines to capture, int

SONIC - Staff, Test Framework Engineer - SS1013655Job Title - SONIC - Staff, Test Framework Engineer - SS1013655

Juniper NetworksCompany Name - 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 - Staff, Test Framework Eng