Jobs in United States

Senior Platform Security Engineer in United States

2,111 active opportunities · Updated October 2026

Explore current senior platform security engineer jobs across United States. Filter by work mode, employment type, experience, department, date posted and distance.

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📍 Jacksonville Florida United States, United States
✓ Quality checkedCompany trend +800%

Brief Description of the Organization Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Our mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We strive to earn and maintain our clients’ and the public’s trust by constantly adhering to the highest ethical standards and making a positive impact on the communities we serve. Citi’s Personal Banking and Wealth Management (PBWM) division is building a purpose-driven team to serve its globally diverse, digitally forward customers in top cities around the world. We’re looking for exceptional candidates who think digitally and differently, resolve problems in unconventional ways and strive to provide a remarkable experience for our clients. We define success by our Citi Leadership Principles: We Take Ownership, We Deliver with Pride and We Succeed Together. Overview of the Role The Head of USCC Personal Loans Core Platforms and Lending Integrations is accountable for the execution and delivery of next-generation API integration platforms across value proposition, lending, and commerce ecosystems. This role owns a critical engineering function responsible for building scalable, secure, and compliant integration platforms that support Value Cards, Lending and Commerce business in USCC. The individual applies deep technical expertise and strong business understanding to translate strategic priorities into enterprise-grade API integration solutions. This is a highly technical leadership role, requiring the individual to actively drive architecture, influence low-level design, and guide implementation through principal and senior engineers. The role is expected to set engineering standards, define technical guardrails, and contribute hands-on where required, including the ability to review, prot

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📍 Santa Clara, United States
✓ Quality checkedCompany trend -13.7%

NVIDIA is seeking a Senior Firmware Engineer to join our CSP Engagements team, focusing on system software for Datacenter products such as GB200. This role combines deep technical expertise in embedded firmware development with customer-facing responsibilities to enable cloud service providers with next-generation computing platforms. You will work at the intersection of hardware and software, driving technical solutions from concept through deployment. What you will be doing: Design and develop firmware solutions for manageability and observability of data center servers. Actively participate in hardware bring-up activities, OOB firmware development, protocol stacks (Redfish, PLDM, MCTP, NSM) and hardware-software co-design for Cloud Service Provider deployments. Debug and troubleshoot NVIDIA GPU firmware issues, power management, performance, and thermal control problems for data center deployments, providing active support to CSPs. Partner directly with CSPs to deliver technical solutions, co-develop & co-debug features and optimizations, and provide support during new product introductions. Perform advanced system debugging, root cause analysis, and performance optimization for large-scale data center environments. Collaborate with AE, FAE, and Solution Architect teams to deliver integrated customer solutions and technical documentation. What we need to see: Deep expertise in data center server architectures, HPC systems, and hardware-software co-design. Deep expertise in embedded firmware, server management controllers, and hardware bring-up with proven track record of shipping production BMC solutions Strong knowledge of DMTF protocols (Redfish, IPMI, PLDM, MCTP, SPDM), telemetry frameworks, and out-of-band management architectures Expert-level skills in C/C&

Artificial IntelligenceAI
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📍 San Francisco, California, United States· Full-time
✓ High-confidence listingCompany trend -90.6%

From $214K/yr

Quick readStrong listing-quality and freshness signals

Datadog is seeking a strategic, visionary, and results-oriented Senior Director, Growth Marketing – Organic Growth (SEO/GEO/PLG) to lead our organic acquisition strategy across traditional search engines and emerging AI/LLM platforms. This leader will own the vision, strategy, and operating model responsible for driving measurable growth in organic traffic and inbound pipeline through content programs, off-page authority, and AI/LLM discoverability initiatives. In this role, you will lead a team of organic growth specialists, while partnering closely with Website Experience, Product Marketing, and Engineering teams. You will define Datadog's long-term organic growth strategy, establish investment priorities, and ensure the organization is positioned to win across an increasingly complex discovery ecosystem. At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them. What You'll Do: Own Datadog’s content-led SEO/GEO/PLG strategy, defining the topics, formats, and ecosystems that drive measurable growth in traffic and pipeline Lead, coach, and develop a high-performing team Identify and prioritize high-impact content opportunities across product areas and influence cross-functional teams to bring that content to life Map and optimize Datadog’s presence across the full ecosystem of LLM-ingested content (e.g., YouTube, Reddit, review sites) to improve AI-driven discoverability Design and execute a comprehensive off-page strategy, including link acquisition, digital PR, and authority-building initiatives Partner closely with the Website Experience team, who owns technical SEO, to ensure content is effectively surfaced, indexed, and performant Create and contribute to high-impact content (e.g., flagship pieces, new formats, or experimental channels), setting the standard for qualit

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📍 United States· Remote
✓ High-confidence listingCompany trend +340.2%
Quick readStrong listing-quality and freshness signals

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. Position Summary Review and adjust SF (self-funded), FI (fully insured), Reinsurance, and/or RX claims; adjudicates complex, sensitive, and/or specialized claims in accordance with claim processing guidelines. Process provider refunds and returned checks. May handle customer service inquiries and problems. Perform adjustments across all dollar amount level on customer service platforms by using technical and claims processing expertise. Applies medical necessity guidelines, determine coverage, complete eligibility verification, identify discrepancies, and apply all cost containment measures to assist in the claim adjudication process. Performs claim re-work calculations. Follow through completion of claim overpayments, underpayments, and any other irregularities. Process complex non-routine Provider Refunds and Returned Checks. Review and interpret medical contract language using provider contracts to confirm whether a claim is overpaid to allocate refund checks. Handle telephone and written inquiries related to requests for pre-approvals/pre-authorizations, reconsiderations, or appeals. Ensures all compliance requirements are satisfied and that all payments are made following company practices and procedures. Review and handle relevant correspondences assigned to the team that may result in adj

Customer Service
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📍 Texas, Austin, United States
✓ Quality checkedCompany trend +116%

Job Details: Job Description: Do Something Wonderful At Intel, we put silicon at the center of the world’s most meaningful innovations. From personal computing and AI to cloud-scale data centers and edge platforms, our processors power technologies that touch billions of lives. If you’re passionate about building world-class silicon at massive scale, we want to build the future with you. The Team You’ll join Intel’s All Cores Engineering (ACE) organization, the team responsible for designing and delivering Intel’s industry‑leading CPU cores. Within ACE, the Atom group focuses on high‑efficiency, performance‑per‑watt optimized cores that enable everything from client platforms to emerging edge and scalable solutions. This is a hands‑on senior engineering role with direct impact on next‑generation CPU silicon. What You’ll Do As a Senior CPU Design Verification Engineer you will play a critical role in ensuring architectural correctness, functional robustness, and power‑efficient performance of Intel’s Atom CPU designs before first silicon. Key responsibilities include but not limited to the following: Lead pre‑silicon functional verification of complex CPU and SoC logic to ensure full compliance with architectural and microarchitectural specifications. Develop and execute verification plans, testbenches, and SystemVerilog/UVM environments, ensuring comprehensive functional and coverage closure. Define, run, and analyze system‑level simulations to uncover functional, performance, power, and corner‑case issues. Debug and root‑cause complex RTL, microarchitecture, and integration issues; drive issues to resolution with design teams. Collaborate cross‑functionally with CPU architects, RTL de

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📍 Oregon, Hillsboro, United States
✓ Quality checkedCompany trend +116%

Job Details: Job Description: About the Role Join a team developing next-generation CPU cores that power client, server, IoT, and AI platforms. As a Senior Physical Design Engineer (CPU), you will play a key role in delivering high-performance, power-efficient silicon solutions. You will take ownership of blocks within the CPU core design, driving implementation from RTL to GDS and contributing to advanced physical design methodologies. What You’ll Do Key responsibilities will include but not limited to: Own physical design and implementation of CPU core blocks or subsystems Execute synthesis, floorplanning, place and route, and design closure Perform static timing analysis (STA), power analysis, and physical verification Drive convergence of timing, power, and area (PPA) metrics Debug and resolve complex design issues across multiple design stages Develop and optimize design flows and automation scripts Collaborate cross-functionally with RTL design, verification, clocking, and full-chip teams Contribute to improving design methodologies and best practices Provide guidance to junior engineers where applicable Behavioral traits that we are looking for: Strong problem-solving and analytical thinking Takes ownership and accountability for deliverables Collaborates effectively across multidisciplinary teams Communicates technical concepts clearly and concisely Prioritizes work effectively in a fast-paced environment Continuously learns and applies new tools and methodologies Why Join Us Work on cutting-edge CPU core designs that power client, server, IoT, and AI platforms used worldwide Be part of

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📍 Santa Clara, United States
✓ Quality checkedCompany trend -13.7%

NVIDIA Architecture Modeling group is looking for Architects, Functional Modeling Engineers, and Simulation experts to join various architecture efforts across GPU/ SOC Architecture teams. A key part of NVIDIA's strength is to innovate in parallel computing fields, delivering the highest performance in the world for high-performance computing. We are constantly looking for ways to improve our SoC and Systems architecture and maintain our leadership. In this position, you will be working with other world-class architects on modeling, analysis and validation of chip & system architectures and features that advance the state of art in performance and efficiency. What you'll be doing: Modeling and analysis of SoC & Systems algorithms and features, across datacenter, automotive, and client products Build and deliver platforms for SOC's that enable left shift for the SW teams aligned with project milestones Work closely with the SOC architects and guide modeling teams to deliver high-quality functional models that involve SOC+GPU use cases Collaborate with our EDA partners to align on customer-facing technologies Develop tests, test plans, and testing infrastructure for new architectures/features and code coverage analysis and reporting Ensure alignment between the various modeling teams at NVIDIA, GPU modeling teams, and modeling teams overseas What we need to see: Master’s or PhD in Computer Science, Electrical Engineering, Computer Engineering, or a related relevant field (or equivalent experience) with 5+ years of relevant work experience. Strong programming ability: C++, C along with a good understanding of build systems (CMAKE, make) , toolchains (GCC, MSVC) and libraries (STL, BOOST) Computer Architecture background with experience in modelling wit

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📍 Portage, Michigan, United States
✓ Quality checkedCompany trend +364.7%

Work Flexibility: Hybrid In this role, you will develop and deliver engaging internal communications that keep teams informed, aligned, and ready to execute. You'll partner with business leaders across the organization, shape key messages, and use data-driven insights to continuously improve how information reaches employees. What You Will Do Develop and execute internal communication plans that support business initiatives, organizational priorities, and change management efforts. Create and publish content across multiple channels, including newsletters, leadership communications, presentations, intranet pages, webcasts, podcasts, and employee messaging platforms. Partner with business leaders and cross-functional teams to gather information, develop messaging, and deliver communications aligned to business objectives. Manage communication calendars and schedules to ensure timely, consistent delivery of information across employee audiences. Draft and distribute business-critical and time-sensitive communications with a high degree of accuracy and responsiveness. Edit, proofread, and refine communication materials to ensure consistency with brand standards and organizational messaging. Track communication performance metrics, analyze engagement data, and recommend improvements to increase reach and effectiveness. Create presentations and visual communication materials that support employee engagement, business updates, and strategic initiatives. What You Will Need Required Qualifications Bachelor’s degree required. Minimum 2 years of experience in communications, marketing, public relations, corporate communications, or a related field. Experience creating and managing employee-facing communication content across multiple channels. Exp

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📍 New York, NY, United States
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

Our Mission You call. You wait. You call again. In every other part of your life, you book in seconds. In healthcare, you’re blocked. We’re here to give power to the patient. For nearly 20 years, we’ve built the leading healthcare marketplace - helping tens of millions of people find and book the care they need. Now, we’re going further: building our infrastructure beyond Zocdoc’s marketplace to power access to care wherever patients search, from provider websites and insurance directories to search engines, AI platforms, and more. Healthcare still lacks something every other major consumer industry takes for granted: a seamless way to go from seeking to getting . We don’t want to own the front door to care; there isn't one. We want to make sure all of those doors open when patients are knocking. Fixing healthcare starts with fixing access to it. And we're still just getting started. Your impact on our mission Zocdoc's most important asset is our people. As a Senior Director of Enterprise Sales, you'll play a meaningful role in making sure our Enterprise Sales organization operates at the highest level — driving meaningful revenue growth, shaping long-term commercial strategy, and building the kind of high-performing teams that raise the bar for everyone around them. You'll own the strategy, the people, and the results that fuel Zocdoc's mission of giving power to the patient. You'll enjoy this role if you are… Personally motivated by building winning cultures — you believe accountability and engagement aren't opposites, they reinforce each other Autonomous, urgent, and creative. You genuinely love tackling complex organizational challenges and turning them into competitive advantages Highly strategic in your thinking, but never too far from the details that drive execution Passionate about developing leaders — you get just as excited about unlocking a manager's potential as you do about closing a major dea

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📍 Boise, ID - Main Site, United States
✓ Quality checkedCompany trend +1150%

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. As part of Micron's Technology Engineering & Innovation (TE&I) organization, you will have the opportunity to shape the future of our global infrastructure platforms while enabling business growth, operational resilience, and digital transformation at scale. The Opportunity Micron is seeking a transformational Senior Director of Technology Engineering & Innovation (TE&I) to lead the strategy, engineering, operations, and modernization of our global infrastructure ecosystem. This role is responsible for defining and executing Micron's vision across enterprise networks, cloud platforms, data center strategy, database services, infrastructure engineering, automation, observability, and global infrastructure operations. As a key member of the TE&I leadership team, you will drive innovation, operational excellence, and strategic transformation while building a high-performing organization focused on business outcomes and exceptional customer experiences. The successful candidate will be equally comfortable developing multi-year technology strategies, leading large-scale infrastructure transformations, driving operational performance, developing talent, and fostering a culture of collaboration, accountability, and continuous improvement. What You Will Do Lead Global Infrastructure Strategy & Transformation Define and execute Micron's global infrastructure vision and strategy. Develop multi-year roadmaps for: Enterprise Network Services <l

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📍 New York, NY, United States
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

The mission of The New York Times is to seek the truth and help people understand the world. That means independent journalism is at the heart of all we do as a company. It’s why we have a world-renowned newsroom that sends journalists to report on the ground from nearly 160 countries. It’s why we focus deeply on how our readers will experience our journalism, from print to audio to a world-class digital and app destination. And it’s why our business strategy centers on making journalism so good that it’s worth paying for. About the Role, Mission or Department Overview As a Senior Engineer, Marketing, you'll be embedded with the Marketing team, providing us with technical leadership, consulting, and systems thinking. You'll assemble the orchestration systems, integrations, and AI capabilities that help teams work faster, and in more data‑driven ways. You will lead end‑to‑end design, implementation, and management of the marketing campaign lifecycle system, integrations, internal tools, and learning/experimentation infrastructure. You will report to our Director, Advertising Systems. Responsibilities: You will write high-quality, secure, and well-tested code, contributing to standards and documentation for Marketing infrastructure, data models, and tools You will build the campaign lifecycle orchestration backbone You will build integrations and internal tools that connect project management, collaboration, creative, media, and email/lifecycle platforms You will work with Marketing partners as a technical advisor, translating needs into designs You will integrate AI agents and automations (including LLM-powered flows) into Marketing workflows according to company GenAI guidance You will design and operate data pipelines and models that ingest marketing and performance data into a data layer, supporting experimentation and analytics workflows You will deliver abstractions and APIs that ensure AI systems and our users to create campaign wrap-ups, insights, next-t

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📍 Washington, United States of America, United States
✓ Quality checkedCompany trend -5.2%

$105.1K – $161.8K/yr

Senior Visual Designer Description - HP is seeking an exceptional Senior Visual Designer to elevate the visual experience across consumer printing products and services used by millions of customers worldwide. This role will define and deliver visual design across HP’s ecosystem, combining design excellence, strategic thinking, technical expertise, and user insight to create innovative, user-centered solutions while mentoring designers and strengthening collaboration. As a senior member of the design organization, you will apply visual design expertise, systems thinking, and customer empathy to create intuitive, engaging, and differentiated experiences that strengthen HP’s brand and support measurable business outcomes. You will work closely with cross-functional partners to help shape the next generation of connected print experiences. Core Responsibilities Visual Experience Design Create high-fidelity user interface designs for across web, mobile, and printer front-panel platforms. Develop visual concepts, layouts, illustrations, iconography, motion graphics, and interaction patterns that elevate the customer experience. Customer-Centered Design Collaborate with User Experience designers, marketing, program managers, and engineers to deliver world-class product experiences. Coordinate with development teams to ensure feasible, well-implemented design solutions. Deliver wireframes, prototypes, specifications, style guides, and other high-quality visual assets. Design Systems & Brand Excellence Contribute to HP's design systems, visual standards, and component libraries. Ensure consisten

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📍 O Fallon, Missouri, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200&#43; countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Overview Join a team focused on transforming how Mastercard's payment systems are built, scaled, and operated. As a Senior Software Engineer, you will lead the design and development of cloud-ready applications, microservices, and distributed systems that support large-scale payment processing platforms while helping advance modernization, automation, and engineering excellence across the organization. In this role, you will contribute to software architecture decisions, drive technical design discussions, and partner with engineers to deliver scalable, resilient, and maintainable software solutions. You'll have the opportunity to solve complex technical challenges, mentor other engineers, and influence how software is designed, developed, tested, and supported across critical technology platforms. What You Will Do •Design software solutions and contribute to software architecture decisions that support scalability, maintainability, and operational excellence. •Translate complex product requirements into technical designs and implementation plans. •Lead development of modular, extensible, high-performance applications. •Design and implement comprehensive unit, functional, and integration testing strategies. •Analyze, optimize, and improve application performance, scal

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Relocation support. Relocation assistance is stated. This does not establish visa sponsorship.
📍 Connecticut, Groton, United States
✓ Quality checkedCompany trend +68.8%

$93.6K – $156K/yr

ROLE SUMMARY We are seeking a highly motivated individual to join our high content imaging lab within the Discovery Biology and Pharmacology (DBP) group at the vibrant Groton campus in Connecticut. DBP is responsible for hit-identification, lead optimization, and molecular characterization of our small molecules and has teams focused on high-throughput screening, DNA-encoded libraries, pharmacology, protein homeostasis platforms, cellular models, functional genomics, and high-content imaging. The group is highly integrated with other groups in Medicine Design including Chemists, Structural Biologists, and Computational Scientists, and supports the small molecule portfolio across multiple therapeutic areas. The individual in this role will bring in rich experience in high content imaging and high throughput flow cytometry, and apply them to support our diverse small molecule portfolio spanning various therapeutic areas. ROLE RESPONSIBILITIES High-content imaging assay design, development, and optimization: Apply a broad range of imaging and flow cytometry assay technologies to address project needs. Independently develop, optimize, and troubleshoot high-content imaging and flow cytometry assays. Imaging data analysis and interpretation: Design and implement advanced image-analysis workflows, build complex analysis algorithms, and streamline data processing to support medium- to high-throughput screening. Translate imaging data into clear, actionable biological insights. Imaging infrastructure management and continuous improvement: Partner with team experts to support high-content imaging and flow cytometry instrumentation, implement software solutions that enable advanced imaging applications and data analysis, and continuously improve ima

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📍 Hazelwood, Macau S.a.r., United States
✓ Quality checkedCompany trend -20.1%

Senior Systems Engineer - Product Owner Company: The Boeing Company The Boeing Company is looking for a Senior Systems Engineer - Product Owner to join our Government Vehicle Health Management Systems (GVHMS) team in Hazelwood, MO . This dynamic team contributes to cutting-edge vehicle health management solutions that enhance mission readiness and operational efficiency across multiple high-profile aerospace platforms. The role offers a unique opportunity to lead efforts in lab testing, requirements development, and advanced Model-Based Systems Engineering (MBSE) practices. By driving system integration, testing, and verification, the Senior Systems Engineer will ensure seamless performance and adherence to stringent customer standards while collaborating with a diverse group of talented software developers, test engineers, and external partners. This position is ideal for professionals passionate about innovative aerospace technologies and solving complex engineering challenges in a fast-paced, mission-critical environment Position Responsibilities: Develop and maintain product roadmaps and system lifecycle plans Develop, document, and verify requirements Develop project schedules and track performance Develop and organize work items for the software team Be responsible for the integration of the components of the GVHMS system to successfully meet customer requirements Coordinate with the customer on a regular basis Document team plans and status, develop meeting agendas and presentations Analyze process compliance and actively work on improvements This position is expected to be 100% onsite. The sel

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