Sr. Principal Software Engineer (L7 Security)
$170k - $277kPalo Alto Networks
Our MissionAt Palo Alto Networks, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you’re in the right place.Who We AreIn order to be the cybersecurity partner of choice, we must trailblaze the path and shape the future of our industry. This is something our employees work at each day and is defined by our values: Disruption, Collaboration, Execution, Integrity, and Inclusion. We weave AI into the fabric of everything we do and use it to augment the impact every individual can have. If you are passionate about solving real-world problems and ideating beside the best and the brightest, we invite you to join us!We believe collaboration thrives in person. That’s why most of our teams work from the office full time, with flexibility when it’s needed. This model supports real-time problem-solving, stronger relationships, and the kind of precision that drives great outcomes.Job SummaryThe TeamEngineering - Our engineering team is at the core of our products and connected directly to the mission of preventing cyberattacks. We are constantly innovating — challenging the way we, and the industry, think about cybersecurity. Our engineers don’t shy away from building products to solve problems no one has pursued before. We define the industry instead of waiting for directions. We need individuals who feel comfortable in ambiguity, excited by the prospect of a challenge, and empowered by the unknown risks facing our everyday lives that are only enabled by a secure digital environment.Job SummaryAs a Principal Software Engineer within the Engineering team, you will drive the technical leadership and end-to-end delivery of next-generation cloud security solutions. You will collaborate with cross-functional teams to design, implement, and troubleshoot high-scale distributed systems, playing a pivotal role in shaping the future of our network security architecture. This role offers the opportunity to innovate at the intersection of cloud technology and cybersecurity, delivering impactful security-as-a-service offerings that protect our digital way of life.Key ResponsibilitiesProvide technical leadership for the end-to-end delivery of solutions, ensuring alignment with cross-functional product management and quality assurance teams.Design, implement, and troubleshoot robust next-generation cloud security solutions to address complex network security challenges.Drive the development of scalable cloud security architecture through hands-on coding and strategic architectural planning.Manage the full product development lifecycle, from definition and design through implementation, testing, and deployment.Collaborate proactively with Product Management, SRE, and Quality Engineering to deliver high-quality security-as-a-service offerings to market.Simplify complex technical issues to improve end-customer outcomes by working closely with customer support teams.Foster a culture of innovation, intellectual curiosity, and problem-solving within the engineering organization.Qualifications Required QualificationsBachelor’s degree in Computer Science or equivalent field with 15+ years of relevant software engineering experience.Minimum of 5 years of hands-on programming experience in Go or Java, with additional proficiency in Python or C highly valued.Proven experience designing and developing high-performance, high-scale distributed software applications in a cloud environment.Strong technical proficiency with cloud technologies such as message queue(Kafka/PubSub/Redis), Data Storage(SQL/Bigtable/Redis/Mongo/BigQuery).Demonstrated expertise in backend development, including REST APIs, databases, and serverless computing for distributed cloud applications.Preferred QualificationsExperience with container orchestration platforms, specifically Docker and Kubernetes.Comprehensive understanding of public cloud design considerations, including microservice architectures, global network infrastructure, and load balancing.Working knowledge of TCP/IP networking protocols and principles.Prior experience working with Google Cloud Platform (GCP) or Amazon Web Services (AWS).Compensation DisclosureThe compensation offered for this position will depend on qualifications, experience, and work location. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below. The offered compensation may also include restricted stock units and a bonus. A description of our employee benefits may be found here.$170,000.00 - $277,000.00/yrOur Commitment We’re trailblazers that dream big, take risks, and challenge cybersecurity’s status quo. It’s simple: we can’t accomplish our mission without diverse teams innovating, together.We are committed to providing reasonable accommodations for all qualified individuals with a disability. If you require assistance or accommodation due to a disability or special need, please contact us at View email address on click.appcast.io Alto Networks is an equal opportunity employer. We celebrate diversity in our workplace, and all qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or other legally protected characteristics.All your information will be kept confidential according to EEO guidelines.Is role eligible for Immigration Sponsorship?: YesSummaryLocation: San Francisco, United States of America; Santa Clara, United States of America; San Jose, United States of AmericaType: Full time
$170k - $277k
...precision that drives great outcomes.Job SummaryIn the Layer-7 Security Software team, we are responsible for at least one, often two to three... .... Our core Application Identification and Content Inspection Engine runs on Hardware, Virtualized, Container and Cloud-delivered...SeniorFull timeWork at office$170k - $277k
...precision that drives great outcomes. Job Summary In the Layer-7 Security Software team, we are responsible for at least one, often two to three... .... Our core Application Identification and Content Inspection Engine runs on hardware, virtualized, container and cloud-delivered...SeniorFull timeWork at office$170k - $277k
...SummaryThe TeamEngineering - Our engineering team is at the core of our... ...lives that are only enabled by a secure digital environment.Job... ...support throughout the entire software development cycle. This role requires... ...protocols such as TLS and L4-L7 protocols.Experience working...SeniorFull timeWork at office- ...Responsibilities Innovate, design, and develop new security features in our next-generation... ...~12+ years of professional software engineering experience, including significant time... ...security protocols such as TLS and L4-L7 protocols ~ Experience working with...Senior
$170k - $277k
....Job SummaryThe TeamEngineering - Our engineering team is at the core of our products and... ...lives that are only enabled by a secure digital environment.Job SummaryThe Layer... ...Layer 7 security team is seeking a Senior Principal Software Engineer to lead the design and...SeniorFull timeWork at officeWorldwide$170k - $277k
...Job SummaryThe TeamEngineering - Our engineering team is at the core of our products and... ...for directions.Job SummaryAs a Sr. Principal Software Engineer in the Engineering team, you... ...customer problems and deliver high-impact security solutions.Contribute to all phases of...SeniorFull timeWork at office$210k - $275k
...Sr. Staff/Principal Software Engineer - SONiC - SAI About Eridu Eridu is a Silicon Valley-based hardware startup pioneering infrastructure solutions that accelerate AI data centers to deliver Faster AI. Today’s AI performance is frequently limited by communication...Senior$147k - $237.5k
...Job Summary We are seeking a Principal Software Engineer to join our Machine Identity Security team, focused on backend systems that power the control plane of our platform. In this role, you will lead the design and evolution of scalable backend services, APIs, and...Senior$154k - $220k
...more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are... ....RoleWe are looking for a Sr. Staff Software Development Engineer-AI Security to join our team. This is... ...experience with gRPC, Protobufs, and L4-L7 networking protocols, including TCP...SeniorFull timeWork at officeLocal area- ...Summary Your Career We are looking for a visionary Senior Principal Engineer/Architect to serve as the technical authority for our... ...identifying friction points, coupled with a deep empathy for internal software developers as your primary customers. The driving curiosity...SeniorFull timeWork at officeVisa sponsorshipWork visaFlexible hours
- DescriptionPrincipal Engineer Security Solutions EngineeringLocation: Campell, CAArteris connects... ...shapes tomorrow.What You’ll Do as a Principal Engineer of Security Solutions... ...DeliveryContribute strategy and implementation of software products, including correctness,...Work experience placementRemote workNight shift
$147k - $237.5k
...outcomes.Job SummaryThe ADEM engineering team is the engine of... ...we create them. As a Principal Engineer focused on... ..." problems in scale, security, and performance at... ...is seeking a Principal Software Engineer to serve as a... ...networking stacks (L3-L7), and system performance...Permanent employmentFull timeWork at officeLocal area$135.2k - $306.4k
...of core components for data planes. We are hoping to enhance engineering efficiency by concentrating our expertise on building low level... ...envision, collaborate with executives for investment and drive the software design and development for new major data-plane components of...SeniorTemporary workWork experience placementWorldwideFlexible hours$177.82k - $266.4k
...major cloud data center and AI cluster. We are seeking a Senior Principal Engineer to join the Optics & Connectivity Product Architecture team,... ...should be very comfortable in creating highly-functional software prototypes based on high-level architectural specifications,...SeniorPermanent employmentFull timeInternshipWork from home- ...Celestica Inc. in San Jose, CA is seeking a Senior Principal Software Engineer to spearhead AI-enabled test infrastructure, CI/CD automation, and developer platforms. You will blend hands-on architecture with Agile leadership to drive GenAI integration into engineering...Senior
- ...management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the... ...secure.Position Summary San Jose, HybridThales is looking for a Sr Engineer, Advanced Security Response Team (ASRT), who will work with a...SeniorFull timeLocal areaRemote workDay shiftAfternoon shift
$177.82k - $266.4k
...leading networking and compute silicon.Our engineers work deeply embedded with customers,... ...on technical leadership across hardware, software, and system integration. This close engagement... ....What We're Looking ForAs a Senior Principal Application Engineer, you will serve as...SeniorPermanent employmentInternshipWork from home$135.2k - $306.4k
...contributing to Linux kernel and working on innovative projects across multiple kernel subsystems, including networking, storage, security, performance optimization, virtual memory management, architecture enablement, and live patching technologies.Only Oracle brings together...SeniorTemporary workFlexible hours- Oracle in Santa Clara is seeking engineers to apply formal specification and verification... ...teams across OCI to prevent data loss, security vulnerabilities, and to develop safe AI-... ...in CS and 5+ years of concurrent/distributed software experience. #J-18808-Ljbffr OracleSenior
- ...Job Description Job Description SENIOR PRINCIPAL SOFTWARE ENGINEER Saviynt is an identity platform built to power and protect the world... ...rise of AI and Agents, the identity perimeter needs to be secured at scale. Come join as founding members of Saviynt’s AI...Senior
$170k - $277k
...great outcomes. Job Summary We are seeking a Senior Principal Software Engineer who is first and foremost a software craftsman with a passion... .... Architect, design, and implement resilient, secure, scalable, and highly available infrastructure and platform...SeniorFull timeWork at officeVisa sponsorshipWork visa- ...Select how often (in days) to receive an alert: Senior Principal Software Engineer Date: Jul 30, 2026 Location: San Jose, NH, US Summary We are seeking a visionary Senior Principal Software Engineer / Technical Staff Member to spearhead the evolution of...SeniorTemporary workFor contractorsWork at officeLocal areaWorldwideShift work
$147k - $200.5k
Principal Software Engineer (Customer Profile Test Engineering) Our Mission At Palo Alto Networks® everything... ...where each day is safer and more secure than the one before. Who We Are We take... ...is must Experience testing L4-L7 Network layers L3 network testing experience...Full time$135.2k - $306.4k
...scale distributed systems, as part of an engineering organization that highly values formal... ..., in particular data loss/corruption or security vulnerabilities. We achieve this via the... ...verification. 5+ years of full‑time professional software development of concurrent and...SeniorFull timeTemporary workFlexible hours$272k - $431.25k
...architecture and hands-on delivery across system software, drivers, and CUDA to make profiling... ...insights.Set technical direction for an engineering team; mentor engineers, drive technical... ...and integration within platform security and permissions models.Your base salary...Full time- ...ROLE:AMD is building the next generation of compiler and software infrastructure to accelerate Large Language Models (... ...accelerator architectures.THE PERSON:We are looking for a Principal Software Development Engineer to lead technical development in compiler technology,...
- ...moves the world forward.THE ROLE: We are seeking a highly motivated and technically exceptional PMTS AI/ML Compiler Engineer to join AMD's AI Software organization. In this role, you will drive compiler and performance optimizations that enable state-of-the-art AI training...
$190k - $300k
...transformation of technology. We are at the forefront of software and hardware innovation, pushing the boundaries of what is... ...but open to other locations within the US/Canada.The role: Principal Software Engineer, SDK & Lowering StackWhat you will do:Help architect and develop...Work experience placement$272k - $431.25k
We're looking for a Principal Engineer to join our CSP Engagements team as the technical focal point for end-to-end performance, working directly... ...comparison and pattern analysis — identify configuration, software, or workload differences that explain performance gaps...Full timeRemote work$272k - $431.25k
We're looking for a Principal Software Engineer to join our CSP Engagements team as the technical focal point for GPU firmware and GPU system software... .../software — covering manageability, observability, security requirements (e.g., multi-tenancy isolation, secure boot,...Full timeRemote work
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