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Keywords: Principal Software Engineer, Security, Location: USA

Page: 2

Sr Principal Software Engineer (Layer 7 Security)

software development cycle Your Impact Innovate, design, and develop new security features in our next-generation... that do not exist today. These engineers love to code with a drive to build global products and bring new ideas to develop security...

Location: Santa Clara, CA
Posted Date: 18 Dec 2025

Principal Software Engineer (NGFW System Infrastructure and Platform Security)

infrastructure, clustering, HA, software upgrade, OS/Kernel) and security infrastructure/services. Contribute in all phases of the..., infrastructure, security, Linux kernel/OS, and platform software Experience developing, integrating and delivering product features...

Location: Santa Clara, CA
Posted Date: 18 Dec 2025
Salary: $147000 - 220000 per year

Principal Engineer Software (Backend - AI Security Cloud)

. Job Description Your Career Palo Alto Networks is committed to AI security in the emerging AI era. The AI security cloud service engineering... team is the core engineering team to build a solid product to assure the runtime security of our customers when...

Location: Santa Clara, CA
Posted Date: 17 Dec 2025

Principal Engineer Software (Backend - AI Security Cloud)

. Job Description Your Career Palo Alto Networks is committed to AI security in the emerging AI era. The AI security cloud service engineering... team is the core engineering team to build a solid product to assure the runtime security of our customers when...

Location: Santa Clara, CA
Posted Date: 17 Dec 2025

Principal Software Engineer - AI Safety and Security

, applied science, and security research to implement mitigation strategies against emerging attack techniques; partner... to de-risk complex systems. Designing, developing, or maintaining secure software systems, with applied knowledge...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer (Layer 7 Security)

. Job Description Your Career In the Layer-7 Security Software team, we are responsible for at least one, often two to three headline features... and experienced software engineers? Are you eager to expand to and innovate in the latest security platforms and delivery technologies...

Location: Santa Clara, CA
Posted Date: 13 Nov 2025
Salary: $147000 - 237500 per year

Principal Engineer Software (L7 Security)

-7 Security Software team, we are responsible for at least one, often two to three headline features in every PANOS... and experienced software engineers? Are you eager to expand to and innovate in the latest security platforms and delivery technologies...

Location: Santa Clara, CA
Posted Date: 13 Nov 2025
Salary: $173000 - 237500 per year

Principal Software Engineer - Security

, including demonstration of security attacks, both practical contemporary attacks or future attacks. Leads by example and mentors.../service for novel security vulnerabilities. Proactively seeks new knowledge and adapts to new trends, technical solutions...

Company: Microsoft
Location: Redmond, WA
Posted Date: 14 Dec 2025

Principal Software Engineer - Copilot Security

Develop and ship agentic AI-powered security features that protect users from threats such as prompt injection... agents that leverage information flow analysis and apply common sense and judgement guardrails for security and privacy...

Company: Microsoft
Location: Redmond, WA
Posted Date: 12 Dec 2025

Principal Software Engineer - Security Architect

Partner with engineering teams to understand and improve the security posture of many systems related to Identity... Collaborate with teams to bring to fruition cross-company security initiatives Assist engineering teams in resolving difficult...

Company: Microsoft
Location: Redmond, WA
Posted Date: 11 Dec 2025

Principal Software Engineer - Copilot Security

Develop and ship agentic AI-powered security features that proactively protect users from threats such as prompt... for security and privacy. Collaborate with product, engineering, security, privacy, and AI teams to drive adoption of agentic...

Company: Microsoft
Location: Redmond, WA
Posted Date: 10 Dec 2025

Principal Software Engineer - Data Processing Unit - Security

including, but not limited to, C, C++, Python, and rust 4+ years' experience in embedded software development and system design... techniques Proficiency in embedded software development and kernel expertise Systems design sense Experience developing Boot ROM...

Company: Microsoft
Location: Santa Clara, CA
Posted Date: 10 Dec 2025

Principal Product Security Engineer

to mitigate risks, protect our customers, protect our assets, and enable secure activities. The Principal Security Engineer...: Static Application Security Testing (SAST), Dynamic Application Security Testing (DAST), Software Composition Analysis (SCA...

Company: Aspen Technology
Location: Bedford, MA
Posted Date: 18 Dec 2025
Salary: $120900 - 151100 per year

Principal Engineer - Information Security

. If this sounds exciting, we'd love to hear from you! About the Opportunity As a Principal Information Security Engineer...is a SaaS business on a mission to make telecoms a breeze. We provide flexible software that modernizes...

Company: Tucows
Location: USA - Canada
Posted Date: 14 Dec 2025

Senior Principal Cyber Security Engineer

a motivated, career and customer-oriented Senior Principal Cyber Security Engineer to join our team in Chantilly, VA. This role... network deployments and data centers Hands-on experience deploying and/or supporting enterprise security software products...

Company: ManTech
Location: Chantilly, VA
Posted Date: 14 Dec 2025

Principal Cyber Security Engineer

a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA. This role... deploying and/or supporting enterprise security software products such as firewalls, IPS, anti-virus solutions, application...

Company: ManTech
Location: Chantilly, VA
Posted Date: 14 Dec 2025

Principal / Senior Principal Embedded Systems Security Engineer

best work of your career. We are looking for a Principal / Senior Principal Embedded Systems Security Engineer... ability to obtain Special Program Access. This position can be filled as a Principal Embedded Systems Security Engineer...

Company: Northrop Grumman
Location: Baltimore, MD
Posted Date: 13 Dec 2025
Salary: $119600 - 179400 per year

Network Security Engineer - Principal (w/ active TS)

Network Security Engineer - Principal (w/ active TS) Location: Arlington, VA Clearance: TS/SCI Schedule: TBD Full...-time JOB DESCRIPTION Critical Solutions is seeking an experienced Network Security Engineer to support our federal...

Location: Arlington, VA
Posted Date: 11 Dec 2025

Principal System Security Engineer

Job Title: Principal System Security Engineer Department: Engineering Reports to: SVP Engineering Office: Columbia... and commercial customers meet ever-evolving cyber security threats. Job Summary: Owl’s Principal System Security Engineer ensures...

Location: Columbia, MD
Posted Date: 11 Dec 2025

Senior Principal Embedded SW Security Engineer

Software Security Sensors and Effectors Department is looking for a Senior Principal Embedded S/w Security Engineer in Tucson... performance implications associated with specific System Security implementations. As a Senior Principal Embedded S/w Security...

Location: Tucson, AZ
Posted Date: 10 Dec 2025