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Senior Security Architect jobs in Washington· Page 3

Results 41–60 of 2,117 for “Senior Security Architect” in Washington.

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Prosidian Consulting logo
Full-time|On-site|Washington

Join the dynamic team at Prosidian Consulting as a Senior Physical Security Systems Specialist. In this pivotal role, you will leverage your expertise to enhance our clients' physical security strategies, ensuring the safety and integrity of their assets. You will be responsible for evaluating existing security systems, recommending improvements, and oversee…

Feb 4, 2019
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Prosidian Consulting logo
Full-time|On-site|Washington

Join us as a Senior Security Operations Specialist where you will play a vital role in safeguarding our clients' security infrastructure. In this position, you will leverage your expertise to analyze security incidents, implement robust security measures, and ensure compliance with industry standards. Your analytical skills will be essential in identifying potential vulnerabilities and providing strategic security solutions.

Feb 4, 2019
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Scopely logo
Full-time|$169.6K/yr - $253K/yr|Hybrid|US - Bellevue, United States

Join the pioneering Security Team at Niantic as a Senior Cloud Security Engineer, where you will play a crucial role in enhancing the security posture of our infrastructure and production environments. Niantic Engineering is at the forefront of developing and operating a variety of successful mobile games. We are looking for innovative engineers who possess exceptional technical acumen, strong interpersonal abilities, and a passion for adopting cutting-edge technologies. Are you ready to contribute to making our internal and user-facing services more secure and robust?

Feb 18, 2026
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Space Exploration Technologies Corp. logo
Senior Application Security Engineer

Space Exploration Technologies Corp.

Full-time|On-site|Redmond, WA

Join Space Exploration Technologies Corp. (SpaceX) as a Senior Application Security Engineer, where you will play a crucial role in ensuring the security of our applications and software systems. You will work alongside our talented engineering teams to identify and mitigate security vulnerabilities, implement security best practices, and enhance our security posture in support of our mission to make space travel affordable and accessible.

Mar 25, 2026
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360 IT Professionals logo
Senior Java Systems Architect

360 IT Professionals

Full-time|On-site|Seattle

We are seeking a highly skilled Senior Java Systems Architect to join our dynamic team in Seattle. In this role, you will leverage your deep expertise in Java and system architecture to design, develop, and maintain robust software solutions that meet our clients' needs. Your ability to communicate effectively with both technical and non-technical stakeholders will be crucial as you lead architectural discussions and guide development teams.Responsibilities include collaborating with cross-functional teams, providing technical leadership, and ensuring best practices in software development. You will also be tasked with evaluating new technologies and methodologies to continuously improve our systems.

Jul 10, 2017
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CGS Federal logo
Full-time|On-site|Washington, DC

CGS Federal is on the lookout for an experienced Senior Security Management Lead (SML) to ensure the success of mission-critical operations for our esteemed federal client. As a vital member of our team, you will play a crucial role in leading security initiatives, enforcing policies, and ensuring compliance across various mission operations.Key Responsibilities:Oversee security program activities, implement security policies, and ensure compliance with established standards.Engage and collaborate effectively with cross-functional teams and key stakeholders to achieve security objectives.

Apr 6, 2026
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Comtech LLC logo
Contract|On-site|Seattle

Position: Senior .NET Developer and ArchitectLocation: Seattle, WAContract Duration: 12 MonthsNote: This position is open only to US Citizens and Green Card holders (locals only).Job Overview:We are seeking an accomplished Senior .NET Developer and Architect with over 8 years of extensive experience in application development and programming. The ideal candidate will possess a strong background in designing, developing, and supporting REST APIs at scale.Key Responsibilities:• Design and develop robust REST APIs• Utilize advanced knowledge of C# and .NET Framework, with emphasis on application architecture• Apply deep understanding of design patterns and object-oriented design principles• Engage with distributed systems and architectures, including SOA, SaaS, and microservices• Manage both relational and non-relational databases, including NoSQL solutions• Leverage experience with Tier 1 cloud platforms, preferably Azure or AWS• Preferred experience with Azure ServiceBus, DocumentDB, nServiceBus, and MSMQ• Demonstrate capability in building disconnected applications using MSMQ (1+ year preferred)Qualifications:• Proven track record of collaborating successfully with other engineers in a full-stack Agile delivery team• Exceptional communication skills, both verbal and written• Strong analytical and problem-solving abilities.

Aug 28, 2017
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Anduril Industries logo
Senior Security Engineer

Anduril Industries

Full-time|$166K/yr - $220K/yr|On-site|Seattle, Washington, United States

At Anduril Industries, we are redefining defense technology with a commitment to enhance military capabilities for the U.S. and its allies. Our innovative approach integrates cutting-edge technology and modern business models into the defense sector, revolutionizing the design, production, and distribution of military systems. Powered by Lattice OS, our artificial intelligence-driven operating system transforms vast data inputs into a dynamic, real-time 3D command and control interface. In an age of strategic competition, Anduril is dedicated to delivering advanced autonomy, AI, computer vision, sensor fusion, and networking solutions to military operations at unprecedented speeds.ABOUT THE TEAMJoin our Security Engineering team at Anduril, where we seek a skilled security engineer to build top-tier defensive measures safeguarding our advanced defense technology infrastructure. In this pivotal role, you will architect and implement robust security frameworks that protect our global network while collaborating across the enterprise as a key security partner.

Mar 26, 2026
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CGS Federal logo
Full-time|On-site|Washington, DC

Join Our Team as a Senior Program Security Officer (PSO)CGS Federal is on the lookout for an experienced Senior Program Security Officer (PSO) to play a pivotal role in supporting mission-critical operations for a federal client in Washington, DC. This full-time position is ideal for a dedicated professional who is passionate about safeguarding classified programs and ensuring compliance with federal security regulations.Key Responsibilities:Implement robust security controls to protect classified programs and ensure adherence to federal security standards.Collaborate effectively with cross-functional teams and stakeholders to enhance security operations.Provide expert guidance on security protocols and best practices.

Apr 6, 2026
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DigitalOcean logo
Full-time|On-site|Seattle

Join DigitalOcean as a Senior Solutions Architect II, specializing in Kubernetes, where you'll play a pivotal role in designing and implementing innovative cloud solutions for our diverse clients. You will leverage your expertise in container orchestration and cloud-native technologies to guide our customers through their journey of adopting Kubernetes for scalable and resilient application deployments.

Apr 10, 2026
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MetroStar Systems logo
Full-time|On-site|Washington, DC

Role overview MetroStar Systems seeks a Senior Security Systems Administrator I based in Washington, DC. This role centers on managing and strengthening security systems to protect the company's digital assets. The position is responsible for helping maintain the integrity and safety of information systems across the organization. What you will do Oversee and improve security systems throughout MetroStar Systems Develop and put in place security policies and procedures Use established practices to protect information systems

Apr 22, 2026
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MetroStar Systems logo
Full-time|On-site|Washington, DC

MetroStar Systems is hiring a Senior Security Systems Engineer II based in Washington, DC. This role centers on improving and maintaining the organization's security infrastructure. Role overview The Senior Security Systems Engineer II will design, implement, and support security solutions that protect company assets and sensitive data. The position involves hands-on work with security systems to ensure the organization's defenses remain strong and up to date. Key responsibilities Design security architectures and solutions tailored to company needs Implement and maintain security measures across systems and networks Work to safeguard critical assets and information from threats Location This position is based in Washington, DC.

Apr 22, 2026
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Space Exploration Technologies Corp. logo
Senior Security Software Engineer - Starshield

Space Exploration Technologies Corp.

Full-time|$168K/yr - $230K/yr|On-site|Washington, DC

At SpaceX, we believe in a thrilling future where humanity explores the stars. We are dedicated to developing innovative technologies to make this vision a reality, culminating in our ultimate goal of enabling human life on Mars.SENIOR SECURITY SOFTWARE ENGINEER - STARSHIELDOur Starshield program leverages SpaceX’s advanced Starlink technology and launch capabilities to bolster national security initiatives. Unlike Starlink, which caters to consumer and commercial sectors, Starshield is tailored for government applications, focusing on critical areas such as earth observation, secure communications, and hosted payloads. The Starshield team is tasked with creating highly reliable in-space mesh networks, developing secure systems to ensure space access, and designing next-generation communication and sensing software.As a Senior Security Software Engineer, you will play a pivotal role in shaping the security landscape of our diverse product lines. We seek individuals with a proven history of delivering dependable software and a comprehensive understanding of contemporary Internet security design, including cryptographic principles. Your capacity to see the broader picture, prioritize effectively, and work across various abstraction levels will be essential. Expertise in one or more of the following areas is highly desirable:Software engineeringApplied cryptographyNetwork securityOperating system securitySecure/authenticated bootIncident response and adversary detectionVulnerability researchYour success will depend on your adaptability, clear communication, and ability to build and maintain productive relationships with fellow engineering teams. If you are passionate about crafting high-quality products, enjoy the challenges of outsmarting adversaries, and aspire to make a significant impact on an interplanetary scale, you will thrive here.

May 1, 2026
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Smartsheet logo
Full-time|$145K/yr - $193.8K/yr|Remote|Bellevue, WA, USA

For over 20 years, Smartsheet has empowered individuals and teams to achieve remarkable results. Our platform offers seamless work management and innovative, scalable solutions, enabling teams to automate manual tasks, gain valuable insights, and work smarter. We are dedicated to creating an environment where big ideas can flourish, actions can be taken, and meaningful work can be accomplished. When challenges align with purpose, and passion drives progress, that's where the magic happens—and it's what motivates us each day.The Senior Security Engineer I is an essential technical position that emphasizes accelerating deals, advocating for platform security, and developing security features that bolster our customers' security and governance capabilities. This role involves supporting security and compliance during sales processes and facilitating communication between intricate customer security demands and technical product engineering. You will engage directly with customer security leaders, from security engineers to CISOs, to convey and clarify our product's security posture and control outcomes (e.g., penetration test results). Collaborating with Smartsheet engineering, you will create security features that align with real-world customer needs. You will also demonstrate product knowledge through tailored presentations to customers and at industry conferences and events.This position reports to the Manager of Customer Trust and Engineering and can be based out of our Bellevue, WA office or remotely from anywhere within the U.S. where Smartsheet is registered as an employer.

Mar 10, 2026
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Contentful logo
Full-time|On-site|Washington, District of Columbia, United States

Join Contentful as a Senior Technical Enablement Architect, where you will play a pivotal role in shaping the technical landscape for our clients. Collaborate with cross-functional teams to design, develop, and implement innovative solutions that enhance our platform's capabilities. Your expertise will empower teams and clients alike to maximize their use of Contentful’s technology.

Mar 19, 2026
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stemxpert1 logo
Full-time|On-site|Bellevue

As a Senior Software Architect specializing in monitoring and alarming systems, you will play a crucial role in shaping our technological landscape. You will lead the design and development of robust software solutions that ensure the reliability, performance, and security of our applications. Collaborating with cross-functional teams, you will leverage your expertise to implement innovative strategies that enhance system monitoring and alerting capabilities.

Mar 11, 2016
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DigitalOcean, Inc. logo
Full-time|On-site|Seattle

Join DigitalOcean, a leading cloud infrastructure provider, as a Senior Solutions Architect II - AI/ML. In this pivotal role, you will leverage your expertise in AI and Machine Learning to develop innovative solutions that empower our customers. You will collaborate with cross-functional teams to understand customer needs and architect solutions that drive their success.

Apr 10, 2026
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StemXpert logo
Full-time|On-site|Bellevue

Join our dynamic team at StemXpert as a Senior Software Architect specializing in Monitoring and Alarming systems. In this pivotal role, you will leverage your expertise to design and implement robust solutions that ensure the reliability and performance of our software products. Your innovative approach will be key in transforming complex requirements into scalable architectures.

Mar 11, 2016
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Otter.ai logo
Full-time|$185K/yr - $210K/yr|On-site|Seattle, Washington, United States

Join Our TeamOtter.ai is on the lookout for a highly skilled Senior Security Engineer to fortify our cloud infrastructure and the systems that power our AI-driven meeting tools. In this pivotal role, you will have the opportunity to design and implement robust security measures, enhance our detection and response capabilities, and automate processes to mitigate cloud risks. Collaborating closely with our DevOps and Engineering teams, you will ensure our cloud deployments are secure by default.This is a hands-on role tailored for individuals who thrive in dynamic environments, expertly balancing risk management with the need for speed in product delivery while building scalable security capabilities.Your ContributionsDesign and implement secure cloud architectures and guardrails across our environments, including network segmentation, encryption, key management, and secure service patterns.Manage IAM security: oversee access controls, least-privilege policies, privileged access workflows, and conduct regular access reviews.Develop and scale cloud security infrastructure (logging, monitoring, alerting, vulnerability management, and DLP controls as necessary).Enhance CI/CD and infrastructure-as-code with security automation, including secrets detection, dependency scanning, IaC scanning, and policy-as-code.Monitor cloud security signals and investigate alerts; continuously refine detection quality to minimize false positives.Lead incident response efforts for cloud security events, enhancing playbooks, forensics readiness, and response processes.Conduct cloud security assessments and threat modeling for new architectures and significant changes; collaborate with Engineering to drive remediation efforts.

Mar 20, 2026
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Statsig logo
Full-time|$165K/yr - $200K/yr|On-site|Bellevue, WA

*Statsig is currently not hiring for this position but is eager to build a pipeline for future roles in the coming year. We welcome applications now!About StatsigStatsig is dedicated to transforming the software development landscape, enhancing how applications are constructed, tested, and scaled.Renowned companies such as OpenAI, Microsoft, Atlassian, Notion, Bloomberg, Brex, Vercel, and Rippling trust Statsig for insightful analytics and innovative growth strategies. We don't just provide analytics and experimentation tools; we are pioneering a new standard for product development, fostering a data-driven culture across organizations.ResponsibilitiesAs a Senior Security Engineer at Statsig, you will be integral in fortifying our systems and executing robust security protocols. Your engineering prowess combined with security expertise will be pivotal in enhancing Statsig’s security framework.Design, implement, and refine software architectures to mitigate security risks.Lead key initiatives aimed at bolstering security operations through the development of clean, high-quality, and efficient code.Create and sustain software solutions, including applications, database integrations, and new feature enhancements.Assist in testing and deploying new products and features.Engage in collaborative code reviews, upholding high standards of quality and best practices.Adopt a generalist approach to security controls, blending varied technical skills and security knowledge to address dynamic challenges.Participate in hands-on engineering and cross-functional collaboration to ensure alignment with business objectives and compliance standards (SOC2, ISO27001, FEDRAMP, etc.).Candidate ProfileYou excel in a dynamic, high-growth setting and are motivated to contribute to impactful projects that require scalability. You thrive in collaborative environments, particularly with large-scale applications and frameworks.Bachelor's degree in Computer Science, Cybersecurity, or a related discipline preferred.Over 5 years of experience in Software Engineering, Security Engineering, or a closely related field.Deep understanding of security principles, best practices, and common vulnerabilities.

Sep 22, 2025

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