Software Engineer (Systems) Jobs in San Diego, CA

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Systems Engineer (Tactical Data Links)

Ledgent Technology

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San Diego, California, USA

Full-time

Key Details: Direct Hire/Perm Location: 100% Onsite in San Diego, CA 92110 (candidate must be local or willing to relocate) Pay: $120-150k (depending on experience and education) Requirements: must have experience designing and building Tactical Data Links or Wideband Data Links, proficiency with MATLAB and Python, must have at least a Bachelor's degree, must be able to obtain a Secret clearance ( and clean background) Summary: We are seeking a highly motivated System Engineer who will be respo
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Posted 6 days ago | Updated 1 hour ago

Senior Software Systems Engineer - Hyperscalers

ServiceNow, Inc.

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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
Posted 2 days ago | Updated 9 hours ago

Staff Software Engineer- Network Systems - Federal

ServiceNow, Inc.

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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
Posted 7 days ago | Updated 9 hours ago

Staff Software Systems Engineer, Mail and Messaging

ServiceNow, Inc.

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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
Posted 14 days ago | Updated 9 hours ago

Senior Engineer, Software Systems- DC/SD (R3539)

Shield AI Inc

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San Diego, California, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 53 days ago | Updated 9 hours ago

Staff Software Engineer in Test Systems Engineer

GE Aerospace

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Remote

Full-time

Job Description Summary Are you ready to take the lead in designing cutting-edge software architectures for data acquisition systems used in aircraft engine testing? Join our Data Acquisition Systems team and revolutionize how we acquire, store, manage, and process test data. You'll evaluate both vendor and in-house systems, explore new technologies, and spearhead software development efforts to advance our test cell systems. If you're passionate about collaborating with a dynamic team to upgrad
Posted 9 days ago | Updated 9 hours ago

Senior Systems Engineer MBSE

SAIC

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San Diego, California, USA

Full-time

Job ID: 2507872 Location: SAN DIEGO, CA, US Date Posted: 2025-07-23 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a cleared MBSE Systems Engineer who is a current Model-Based Engineering practitioner to support a portfolio of Battlespace Awareness and Information Ope
Posted 3 days ago | Updated 7 hours ago

Principal Systems Engineer, Cyber (R3683)

Shield AI Inc

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San Diego, California, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 6 days ago | Updated 9 hours ago

Systems Infrastructure Engineer

Apex Systems

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San Diego, California, USA

Full-time

Job#: 2081902 Job Description: Systems Infrastructure Engineer (Onsite, San Diego) This position is accountable for overall design, installation and maintenance of the organization's LAN, WAN and network security systems. Responsibilities include analyzing system performance, utilization reporting and capacity planning, establishing and implementing policies and procedures for LAN/WAN usage throughout the organization, executing network and security projects, executing and implementing securit
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Posted 11 days ago | Updated 9 hours ago

Linux Systems Software Engineer

Yoh - A Day & Zimmerman Company

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Remote or Sunnyvale, California, USA

Full-time

Linux Systems Software Engineer Required: Bachelor's degree in Computer Science, Computer Networking, Electrical Engineering, or a closely related field. Minimum of 5 years' experience developing system-level software in Linux-based environments, ideally within telecommunications, ISP, or networking industries. Strong programming proficiency in Golang, Python, and C/C++, with proven experience writing both core applications and unit/regression tests. Advanced understanding of multi-threaded prog
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Posted 27 days ago | Updated 2 hours ago

XR Systems Engineer

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: Designs and develops technologies related to the generation or manipulation of content targeted at the human senses or machine perception. These technologies include speech, audio, imaging, computer vision, display, sensing, biometrics, and augmented/virtual reality. Analyzes use cases related to multimedia technologies and performs functional decomposition to drive requ
Posted 36 days ago | Updated 9 hours ago

Senior Systems Engineer - RF

SAIC

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San Diego, California, USA

Full-time

Job ID: 2506925 Location: SAN DIEGO, CA, US Date Posted: 2025-07-22 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is looking for a Senior Systems Engineer - RF in San Diego, CA. SAIC is looking for a Systems Engineer with Radio Frequency (RF) systems experience and the ability
Posted 33 days ago | Updated 6 hours ago

Cloud Systems Engineer, SME

M9 Solutions

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San Diego, California, USA

Full-time

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations who desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include digital transformation, software development, cloud migration, applications & infrastructure, cy
Posted 51 days ago | Updated 6 hours ago

GPU Power Systems Engineer

Qualcomm Technologies

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San Diego, California, USA

Full-time

Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group > GPU ASICS Engineering General Summary: Analyze and evaluate GPU architecture/microarchitecture and workload for performance and power optimizationsGPU power modeling and estimation for projection and correlationGPU workload analysis, profiling, and characterizationsDevelop and maintain tests for pre-silicon and post-silicon power verificationsWork closely with multiple teams such as RTL designer, architecture
Posted 51 days ago | Updated 9 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 9 hours ago

Systems Engineer II - COSMOS

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 Systems (DevSecOps) Engineer II with 2-6 years' experience for work in San Diego, CA . Our engineering efforts provide the warfighter with tools support critical support to operational missions to improve targeting capabilities. If you have a passion for excellence in engineering and enjoy working on challenging projects in a fast-paced, team-orien
Posted 60+ days ago | Updated 9 hours ago

Senior Engineer, Systems Test (R3255)

Shield AI Inc

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San Diego, California, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 60+ days ago | Updated 9 hours ago

Power Systems 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 is looking for an experienced Chipset Power System Engineer who is passionate in solving power challenges and develop innovative solutions for optimizing power for next generation Snapdragon automotive chipsets. The engineer is expected to lead a cross-functional engineering team to model SOC/chipset power and come up with innovative solutions to optimize ha
Posted 60+ days ago | Updated 9 hours ago

Tactical Networks Systems Engineer

Booz Allen Hamilton

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San Diego, California, USA

Full-time

Job Number: R0222901 Tactical Networks Systems Engineer The Opportunity: A well-designed network is critical to move data and enable our Department of Navy (DoN) and Department of Defense (DoD) clients to achieve their missions, but how can an organization make sure their network will fit their current and evolving needs? Crafting the right network, with the right equipment and software, requires a combination of technical skill and careful planning. That's why we need you, an experienced Netwo
Posted 5 days ago | Updated 10 hours ago

Scientist, Systems Engineer (Space Vehicle)

L3Harris Technologies

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San Diego, California, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie
Posted moments ago