DFSS Jobs in California

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Lead Survivability Engineer (Dallas)

Shield AI Inc

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, autonomous systems. Its products include Hivemind Enterprise-EdgeOS, Pilot, Commander, and Forge-as well as V-BAT and Sentient Vision Systems (wide-area motion imaging software). With offices in San Diego, Dallas, Washington, D.C., Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allie

Internship, Radio Frequency Engineer, Energy Engineering (Fall 2025)

Tesla Motors

Palo Alto, California, USA

Full-time

Consider before submitting an application: This position is expected to start September 2025 and continue through the entire Fall term (i.e. through Decemberr 2025) or into Winter/Spring 2026 if available. We ask for a minimum of 12 weeks, full-time and on-site, for most internships. International Students: If your work authorization is through CPT, please consult your school on your ability to work 40 hours per week before applying. You must be able to work 40 hours per week on-site. Many stud

RF Engineer I

Sierra Nevada Corporation

Remote or Lone Tree, Colorado, USA

Full-time

Are you ready to unleash your technical creativity? Dream, Innovate, Inspire and Empower the next generation to transform humanity through technology and imagination! As an RF Engineer I, you will be using your skills and expertise to design, develop, and test our complex products and technologies. These cover a very wide range from state of the art mission payloads and electronic systems through highly integrated aircraft to orbital and space exploration systems. You'll be responsible for RF fr

Technical Architect - Disease Surveillance System (DSS) - 100% Remote

RICEFW Technologies Inc

Remote or Lansing, Michigan, USA

Contract, Third Party

Role Overview The State seeks an Application Architect to lead the end-to-end design, migration, and implementation of a modernized Disease Surveillance System (DSS). This role requires deep technical expertise in building scalable public health systems and integrating with multiple secure platforms in a government-regulated environment. Core Responsibilities Architect and deliver a scalable, modular Disease Surveillance System to replace a legacy system. Design and lead large-scale relational

Principal Security Software Engineer

Splunk Inc.

Colorado, USA

Full-time

Description Splunk, a Cisco company, is building a safer and more resilient digital world with an end-to-end full stack platform made for a hybrid, multi-cloud world. Leading enterprises use our unified security and observability platform to keep their digital systems secure and reliable. Our customers love our technology, but it's our caring employees that make Splunk stand out as an amazing career destination. No matter where in the world or what level of the organization, we approach our wor

Sr or Principal RF Electronic Production Engineer

Kforce Technology Staffing

Ventura, California, USA

Full-time

RESPONSIBILITIES: Kforce's client, a growing nationwide engineering technology company in the Ventura, CA area, has an opening for a Senior or Principal RF Electronic Production Engineer. We are working directly with the hiring manager on this search assignment. This is a full onsite position and is 100%. Summary: This is a hands-on role focused on supporting the production of RF & microwave products for aerospace and defense. This is a -quality focused, high volume, troubleshooting in the lab

Integration Lead

Prutech Solutions

Remote

Contract

About Us: Founded in 1997, PruTech is dedicated to problem-solving, creating solutions, and maintaining strong partnerships with its clients. PruTech serves a diverse list of clients in different industries from government to finance, retail, and manufacturing. PruTech has offices in New York City, Washington DC, North Carolina, and two nearshore offices in Mexico City and India. With over 20 years of Information Technology and system integration experience, PruTech provides multiple ways to ass

SIPI Engineer

AMD (Advanced Micro Devices)

San Jose, 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

SQL - BI Reporting Lead

Prutech Solutions

Remote

Contract

Role: Reporting Data Lead Location: NYC - Remote Duration: 18+ Months Description: We are seeking a highly skilled Reporting Data Lead with strong technical expertise in SQL Server to manage and enhance our enterprise reporting infrastructure. This role will be responsible for leading the design, development, and delivery of data-driven reports and dashboards, ensuring high data quality and accuracy across multiple business units. As the Reporting Data Lead, you will collaborate with cross-fun

Sr RF Development Engineer

Relativity Space

Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex

Signal & Power Integrity Engineer - NTSG

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

Cybersecurity, Sr. Consultant - Regulatory, Audit, & Compliance

Visa Inc.

Foster City, California, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe

Product Security Senior Advisor

ConsultNet, LLC

Irvine, California, USA

Full-time

Product Security Senior Advisor Anywhere, US 6month Contract to Hire Contract Rate: $80 - $100per hr / Salary Target: $165K - $185K + BonStock/Incentives Job Description: Our client is seeking a mid-level practical application engineer with deep experience in DevOps and product security. This role is 90% hands-on and 10% advisory, ideal for someone who leads by doing. You'll implement tactical security updates, automate AppSec tooling, and work side-by-side with developers to harden app

Active Directory Entra ID consultant

Keylent

Remote

Contract

Sr. Azure AD / Entra ID Admin - W2 Longterm Remote (with occasional on-site visits as required by the client). Identity Management & Administration: Design, implement, and manage hybrid Active Directory (AD) environments and Azure Active Directory (Entra ID)Integrate systems and applications with centralized authentication solutionsAdminister identity federation services such as Single Sign On (SSO) and Multifactor Authentication (MFA)Manage directory synchronization tools like Azure AD ConnectD

NAC Engineer III (Remote)

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. We are seeking a NAC -Network Engineer to lead the implementation, management, and enhancement of our enterprise Network Access Control systems. In this role, you will help ensure secure access to the network across all banking branches, corporate offices, and data centers. Your expertise will contribute directly to the institution's cybersecurity defenses and regulatory compliance posture (e.g., FFI

NAC Engineer III (Remote)

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. We are seeking a NAC -Network Engineer to lead the implementation, management, and enhancement of our enterprise Network Access Control systems. In this role, you will help ensure secure access to the network across all banking branches, corporate offices, and data centers. Your expertise will contribute directly to the institution's cybersecurity defenses and regulatory compliance posture (e.g., FFI

Sr. Antenna Wireless Engineer

Rivian

Palo Alto, California, USA

Full-time

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it

Systems Software Programmer Project Lead - REMOTE

Chandra Technologies, Inc.

Remote

Contract

Job Description: Crop to Crop resumes are accepted The Department seeks a highly motivated individual who has the skills and experience of designing, developing, and supporting enterprise scale web applications on the Microsoft .NET platform for the integrated Child Support Enforcement applications under the South Carolina Department of Social Services. This position will be primarily focused on the SC New Hire application. Candidate should be an experienced developer in visual interfaces, appli

QA Automation Engineer

TEKsystems c/o Allegis Group

Sacramento, California, USA

Full-time

Description Berkshire Hathaway Homestate Companies, Workers Compensation Division involves extensive software QA technical expertise to join our dynamic QA team. This individual will design, develop, and maintain test scripts and automation Frameworks. The ideal candidate should have strong experience in Selenium/Python, Playwright/TestScript and C Sharp , along with a deep understanding of UI, API and Database automation environments. KEY RESPONSIBILITIES Design, develop, and maintain automatio

Hardware Engineer Sr Staff, Signal Integrity

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. Join a collaborative, centralized