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With a legacy of relentless innovation and a commitment to bring smart, connected devices to every person on Earth, our diverse and brilliant teams are continually searching for tomorrow's technology and revel in the challenge that changing the world for the better brings. The candidate chosen for this role will assist senior engineers with design, architecture, and build of secure classified network products to support USG operations.

Intel

Firewall Network Security Engineer

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Analyze output of application security scanners, such as SAST and SCA, to proactively Client risks and identify security vulnerabilities. You will provide hands-on validation of static code analysis results and software composition analysis results, then communicate with developers to fix with guidance.

ObjectWin Technology

Application Operations Engineer 2

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For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. Harden management interfaces and operational access paths across BMCs, hosts, accelerators, switches, and service tooling, including TLS/mTLS, Redfish, gNMI, SSH, syslog, and break-glass workflows.

OpenAI LLC

Systems Software Engineer, Security, First Party Hardware

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Public Cloud Mastery: Extensive experience architecting infrastructure on major public clouds (AWS, GCP, or Azure), including cloud networking constructs (e.g., VPC peering, PrivateLink, Transit Gateways). Given the massive and constantly accelerating volumes of data flowing through Snowflake, this role presents significant opportunities to architect, scale, and innovate at high-throuput, low-latency critical database systems.

YEAR

Snowflake Inc

Senior Software Engineer - ManagedDB

Lead complex initiatives across Core Authentication and dependent partner teams, working closely with cross-functional discipline contributors (product managers, architects, security engineers, support engineers). As a technical leader on the team, you will drive the design and evolution of key parts of the authentication platform, lead complex cross-team initiatives from design through production, and guide the team through critical incidents and root-cause investigations.

DO WHAT YOU LOVE Make your mark on the world’s most used technologies. Develop the next hit mobile application. Pioneer a startup that could be the next big thing. At Microsoft, you choose your path. Headquartered in Redmond, Washington, Microsoft is a top innovator in both the consumer and enterprise technology industry. Just a few of the many things our products do are unleash creativity, connect businesses, and make learning more fun. But our continued success is based on one thing: our employees. We hire amazing, talented people and give them the opportunities—and the tools—to succeed. WHY MICROSOFT? As a Microsoft employee, you’re surrounded by a diverse group of the smartest people in your field. This fosters new ideas, better business results, and creates a dynamic work environment. In the office, you’re constantly challenged and supported by your colleagues. Every day holds something new and exciting. We also offer unparalleled depth and breadth of career opportunities. As an industry leader in multiple fields, working for Microsoft means being able to do whatever you feel passionate about—and being able to make an impact in that field. From day one, we give our employees significant responsibility. This means that you’ll know that you directly contributed to something that has a positive impact on people worldwide. Whether you choose to work in management, dive deep into the newest technology, or explore multiple professions, you’ll find everything you need at Microsoft to drive your career—and to make a difference. WE GET IT – YOU’RE MORE THAN YOUR JOB Everyone works differently and is motivated by different things. We also understand that there’s more to you than your job. That’s why we offer competitive pay and a wide assortment of benefits-- to help you make the most of life at work and away from it. GET THE BALL ROLLING

Microsoft Corp

Principal Software Engineer-M365

Fresh off our $50M Series B and backed by Notable Capital, Bessemer Venture Partners, TQ Ventures, Susa/Kivu Ventures, and other leading investors, we’re building the category-defining AI automation platform that healthcare teams rely on to operate smarter, faster, and more efficiently. Our technology empowers healthcare operators across hospital and health systems, pharmacies and payors to eliminate manual work, reduce administrative burden, and improve compliance, all while unlocking critical revenue to fund programs for their in-need patient populations.

Plenful

Senior DevOps Engineer

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We deeply respect great talent, and that respect shows up in how we treat people early in their careers: your ideas get heard in technical discussions, your judgment is taken seriously, and you're given problems that matter to customers. Along the way, Product, Customer Success, and fellow engineers will give you honest feedback and help you think through hard problems, and knowing when to ask for help is one of the signals of good judgment we look for.

Instrumental, Inc

Front End Product Engineer

A typical way to obtain the required qualifications would be: Equivalent to graduation from an accredited four-year college or university with major coursework in management information systems, computer science, or a related field and four (4) years of increasingly responsible experience in supporting and implementing information technology infrastructure and/or server administration and specific to the specialty area assigned which includes data center management, IT facilities management, storage and backup, server management and server operating systems, and/or configuration management and event management. This classification is further distinguished from the IS Senior Systems Specialist in that the latter is responsible for the daily technical and functional direction of assigned staff, work is performed within a broad framework of general policy requiring creativity and resourcefulness to accomplish goals and objectives, applies concepts, plans, and strategies which may deviate from established methods and practices, and regularly leads projects of critical importance and substantial consequence of success or failure to the County.

County of San Mateo

Infrastructure Engineer - IS Systems Specialist III (Open & Promotional)

Requirememts: Doctorate in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 7+ years technical engineering experience OR Masters Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 10+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 12+ years technical engineering experience OR equivalent experience. Interact with architects and design engineers to create verification plans covering strategy, test environments and tests, and verification requirements for IP, subsystem, and SoC level verification, then create and drive test plans and test development to provide complete feature coverage.

Senior Principal Design Verification Engineer

Founded and operated by security practitioners with decades of experience, the UltraViolet Cyber security-as-code platform combines technology innovation and human expertise to make advanced real-time cybersecurity accessible for all organizations by eliminating risks of separate red and blue teams. By creating continuously optimized identification, detection, and resilience from today’s dynamic threat landscape, UltraViolet Cyber provides both managed and custom-tailored unified security operations solutions to the Fortune 500, Federal Government, and Commercial clients.

UltraViolet Cyber

SentinelOne EDR Engineer

Bedrock Data is hiring a sales engineer to support our enterprise field team in the Eastern US in closing high-value ($250K+ ACV) B2B/SaaS deals in regulated industries (e.g., finance, healthcare). The estimated annual on-target earnings (OTE) range for this position is $200,000-$400,000 USD, consisting of base salary and variable compensation, depending on experience, scope, and leveling determined during the interview process.

Bedrock Labs Inc

Sales Engineer

Own the data security roadmap end to end: classification, access controls, encryption, tokenization, and data flow security across AWS, Snowflake, and our internal pipelines. With record revenue growth in 2025 and a unicorn valuation, we've built a suite of products that help millions of people build credit, access liquidity, and save money.

Kikoff

Senior Security Engineer, Data Security

In this senior role, you will orchestrate enterprise-scale response efforts, drive cyber crisis management, and elevate incident response maturity across F5's corporate infrastructure, hybrid multicloud environments, core product lines (BIG-IP, NGINX, Distributed Cloud, WAAP), and emerging AI-enabled services. You will act as the primary escalation point during high-impact security events, translating complex forensic investigations into clear executive communications and driving cross-functional alignment across Engineering, SRE, Legal, Communications, and Executive Leadership.

F5, Inc

Principal Security Engineer - Incident Response

You'll work with frontier and cyber-gated models from providers such as Anthropic and OpenAI, agentic tools such as Claude Code, ChatGPT, and OpenCode, and open-weight models. Emulate real-world attacker behaviour, including initial access, lateral movement, privilege escalation, and persistence, to identify weaknesses across infrastructure, identity systems, endpoints, and applications.

Nscale

Senior Security Engineer, Red Team

Deep hands-on identity and access management expertise, including least-privilege access, cross-account access patterns, short-lived workload credentials (e.g., IRSA, OIDC federation), and service-to-service identity and authorization (e.g., mTLS, SPIFFE/SPIRE, or service mesh identity models), with experience reducing standing access and long-lived credentials. Experience with cloud security visibility and response, including cloud-native security tooling (e.g., GuardDuty, Security Command Center, CloudTrail, or Cloud Audit Logs), detection capabilities, SIEM integration, and applying incident learnings to improve preventive and detective controls.

Scribd, Inc

Staff Cloud Security Engineer

The round was led by Princeville Capital, with new strategic investors Databricks Ventures, ServiceNow Ventures, and Workday Ventures participating alongside returning investors Altimeter Capital, Avenir Growth Capital, D1 Capital Partners, K5 Global, NewView Capital, Spark Capital, Sutter Hill Ventures, and XN. This milestone follows Sigma reaching $200M in annual recurring revenue in April 2026, with more than 100% year-over-year growth and 1.1 million new active users added in the latest fiscal year.

Sigma Computing Inc

Senior Security Engineer

On any given day, you might conduct a deep-dive security review on a new feature design, triage a complex bug bounty submission, or work directly with engineering teams to resolve vulnerabilities from different sources like bug bounties, SAST, fuzzing and penetration tests. High Influence & Communication: Superb cross-functional leadership skills; the ability to confidently influence senior engineering leaders, resolve ownership ambiguity, and champion security initiatives without explicit authority.

Cloudflare Inc

Senior Product Security Engineer

On any given day, you might conduct a deep-dive security review on a new feature design, triage a complex bug bounty submission, or work directly with engineering teams to resolve vulnerabilities from different sources like bug bounties, SAST, fuzzing and penetration tests. Strong Collaboration & Communication: Ability to collaborate effectively across teams, clearly communicating technical security risks to software engineers and resolving ownership ambiguity constructively.

Product Security Engineer

Depth in ideally MacOS internals, or alternatively in Linux/UNIX or Windows internals, persistence mechanisms, privilege escalation techniques. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility to do your best work.

Pinterest Inc

Security Software Engineer II, Detection and Response

We value a diverse workforce - people who identify as women, non-binary or gender non-conforming, LGBTQIA+, American Indian or Native Alaskan, Black or African American, Hispanic or Latinx, Native Hawaiian or Other Pacific Islander, differently-abled, caretakers and parents, and veterans are strongly encouraged to apply. At DoorDash, our mission to empower local economies shapes how our team members move quickly, learn, and reiterate in order to make impactful decisions that display empathy for our range of users-from Dashers to merchant partners to consumers.

Security Engineer Jobs in Milpitas, CA

Firewall Network Security Engineer Intel

Application Operations Engineer 2 ObjectWin Technology

Systems Software Engineer, Security, First Party Hardware OpenAI LLC

Senior Software Engineer - ManagedDB Snowflake Inc

Principal Software Engineer-M365 Microsoft Corp

Senior DevOps Engineer Plenful

Front End Product Engineer Instrumental, Inc

Infrastructure Engineer - IS Systems Specialist III (Open & Promotional) County of San Mateo

Senior Principal Design Verification Engineer Microsoft Corp

SentinelOne EDR Engineer UltraViolet Cyber

Sales Engineer Bedrock Labs Inc

Senior Security Engineer, Data Security Kikoff

Principal Security Engineer - Incident Response F5, Inc

Senior Security Engineer, Red Team Nscale

Staff Cloud Security Engineer Scribd, Inc

Senior Security Engineer Sigma Computing Inc

Senior Product Security Engineer Cloudflare Inc

Product Security Engineer Cloudflare Inc

Security Software Engineer II, Detection and Response Pinterest Inc

Enterprise Security Engineer DoorDash Inc

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