Windows Linux Systems Engineer Jobs in San Diego, CA

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Linux/Windows Senior Systems Administrator

Lockheed Martin Corporation

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San Diego, California, USA

Full-time

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin
Posted 4 days ago | Updated moments ago

Hybrid Systems Engineer, Sr (Windows / Linux) / Onsite: CO

Lockheed Martin Corporation

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Remote or Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Marti
Posted 60+ days ago | Updated moments ago

Senior Systems Administrator (Linux/Windows)

GovCIO

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Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec
Posted 8 days ago | Updated 9 hours ago

Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, CO

Lockheed Martin Corporation

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Remote or Highlands Ranch, Colorado, USA

Full-time

Job Description Lockheed Martin's Enterprise Business & Digital Transformation (EBDT) organization employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries.
Posted 5 days ago | Updated moments ago

Principal Windows on Snapdragon Software Engineer, Machine Learning Group

Qualcomm Technologies

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San Diego, California, USA

Full-time

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > Machine Learning Engineering General Summary: As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next-generation experiences and drives digital transformation to help create a smarter, connected future for all. As a Qualcomm Machine Learning Engineer, you will create and implement machine learning techniques, frameworks, and tools that enable the efficient utiliza
Posted 60+ days ago | Updated moments ago

Systems Administrator - Linux/Windows

GovCIO

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Remote

Full-time

Overview Provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is hybrid with periodic customer site work activities. Must be willing to work nights, have a Security+ certification, and an active Top Secret clearance. Responsibilities Position Description: In this role you will: Pr
Posted 40 days ago | Updated 9 hours ago

Systems Administrator - Linux/Windows

GovCIO

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Remote

Full-time

Overview Provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is hybrid with periodic customer site work activities. Must be willing to work nights, have a Security+ certification, and an active Top Secret clearance. Responsibilities Position Description: In this role you will: Pr
Posted 44 days ago | Updated 9 hours ago

Systems Engineer Principal

SAIC

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San Diego, California, USA

Full-time

Job ID: 2507370 Location: SAN DIEGO, CA, US Date Posted: 2025-07-08 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC is seeking a Principal Systems Engineer to support the Tactical Networks (TACNET) Capabilities Based in Service Engineering Agent (CB-ISEA). TACNET CB-ISEA support
Posted 7 days ago | Updated 10 hours ago

Senior Systems Engineer II - DevSecOps (DECIMATE)

Epsilon Systems Solutions, Inc.

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San Diego, California, USA

Full-time

Epsilon C5I (, focused on software development and systems engineering for complex command, control, intelligence and combat systems, is seeking a Senior Systems Engineer II, with 10 or more years of experience, for work in San Diego, CA. Our engineering efforts provide the warfighter with common enterprise solutions to improve information sharing and combat effectiveness. If you have a passion for excellence in engineering and enjoy working on challenging projects in a fast-paced, team-oriented
Posted 60+ days ago | Updated moments ago

Systems Engineer (Contract)

Vaco by Highspring

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Remote

Contract

Systems Engineer Data Center Operations The Systems Engineer will perform complex analytical and administrative tasks for VMware, Azure, and Terraform, playing a key role in implementing, maintaining, monitoring, and protecting the organizations infrastructure. This position requires the ability to work independently with minimal supervision. Roles and Responsibilities:Build, configure, and maintain VMware vSphere Private Cloud environments, including ESX, NSX, and vCenter across multiple geogr
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Posted 14 days ago

Infrastructure Engineer (450315)

Vaco by Highspring

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Remote

Contract

Infrastructure Engineer | 450315 DETAILS Location: 100% Remote Position Type: 6M C2H Hourly / Salary: to $110K + 10% bonus potential JOB SUMMARY Vaco Technology is currently seeking an Infrastructure Engineer for a 6M C2H opportunity that is 100% remote. The Infrastructure Engineer will design, deploy, and maintain the IT infrastructure. The Infrastructure Engineer must possess expertise in server administration, virtualization platforms, M365, and Azure Services, with proficiency in hands-on P
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Posted 19 days ago

SoC Systems Performance Engineer

Qualcomm Technologies

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San Diego, California, USA

Full-time

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > PPT Systems Engineering General Summary: Qualcomm's Chip Architecture multi-site team of systems engineers, hardware and software architects are driving analysis and defining next-generation architectures for our system-on-chip (SoC) products for mobile, automotive, Compute and other product categories. We have an exciting and dynamic technical position available with a focus on SoC performance analysis. Th
Posted 60+ days ago | Updated moments ago

SoC Systems Performance Engineer, Staff

Qualcomm Technologies

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San Diego, California, USA

Full-time

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > PPT Systems Engineering General Summary: Qualcomm's Chip Architecture multi-site team of systems engineers, hardware and software architects are driving analysis and defining next-generation architectures for our system-on-chip (SoC) products for mobile, automotive, Compute and other product categories. We have an exciting and dynamic technical position available with a focus on SoC performance analysis. Th
Posted 60+ days ago | Updated moments ago

Senior GCP Platform Engineer (449836)

Vaco by Highspring

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Remote

Contract

Senior GCP Platform Engineer | 449836 DETAILS Location: 100% Remote Position Type: 6M C2H Hourly / Salary: to $145K JOB SUMMARY Vaco Technology is currently seeing a Senior GCP Platform Engineer for a 6M C2H opportunity that is 100% remote-based. The Senior GCP Platform Engineer must possess a strong understanding of Cloud-based Platforms, including GCP, AWS, and Azure, with specialization in GCP. The GCP Platform Engineer must possess extensive hands-on expertise in CloudDeployment Manager, Co
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Posted 23 days ago

Infrastructure Operations Onboarding Engineer

Vaco by Highspring

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Remote

Contract

Job Title: Infrastructure Operations Onboarding Engineer Job Type: Contract-to-hire Worksite Location: Fully Remote Industry: IT Services and IT Consulting Contract Hourly Compensation: $60.00 - $85.00 (W2), based on experience and credentials Salary Conversion: $120,000 - $180,000, based on experience and credentials Employee Benefits 401(k) Retirement Plan with Employer Match Medical, Vision, Prescription, Telehealth, & Dental Plans Life & Disability Insurance Unlimited Paid Time Off Overview
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Posted 44 days ago | Updated 8 days ago

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

Leidos

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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
Posted 18 days ago | Updated 10 hours ago

Information Security Analyst I

Kratos Defense and Security Solutions, Inc.

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San Diego, California, USA

Full-time

Job Description Kratos is looking for an Information Security Analyst in the San Diego, CA area to work remote. Kratos Defense & Security Solutions, Inc. (NASDAQ:KTOS) develops and fields transformative, affordable technology, platforms, and systems for United States National Security related customers, allies, and commercial enterprises. At Kratos, we encourage an entrepreneurial spirit balanced with discipline. We work hard, and take care of our customers, employees and families. Recognized
Posted 5 days ago | Updated 9 hours ago

Senior Software Cloud Developer

Qualcomm Technologies

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San Diego, California, USA

Full-time

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > Software Engineering General Summary: This individual independently plans, performs the moderately-defined responsibility for the design, development and support of tools used to test mobile phone, base station and display products that are leveraged by both internal and external customers. Works on the development and support in .NET 4.0, C#, WPF, ASP .Net MVC3, Xml and SQL 2008/2012 for both windows forms
Posted 28 days ago | Updated moments ago

IT Systems Engineer

Commonspirit Health

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Remote or Englewood, Colorado, USA

Full-time

Overview Inspired by faith. Driven by innovation. Powered by humankindness. CommonSpirit Health is building a healthier future for all through its integrated health services. As one of the nation's largest nonprofit Catholic healthcare organizations, CommonSpirit Health delivers more than 20 million patient encounters annually through more than 2,300 clinics, care sites and 137 hospital-based locations, in addition to its home-based services and virtual care offerings. CommonSpirit has more tha
Posted 20 days ago | Updated moments ago

Network/Systems Engineer Network Integration (Re-IP)

Prudent Technologies and Consulting

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Remote

Contract

Job Summary: We are seeking a highly skilled and experienced principal network/systems engineer to serve as the technical lead for the network integration (Re-IP) acceleration initiative. This individual will be accountable for driving technical execution and alignment across network, server, and end-user device infrastructure, focusing on accelerating the re-IP ing of the Network Infrastructure Environment (NIE). You will lead the application of the Re-IP Playbook, guide technical SMEs, and cha
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Posted 1 day ago