1,069 Results for

Security Architect Jobs in McLean, VA

Jobs

reston, VA26 days ago

$55–$60 Per Hour
Temporary
Contractor
Full-time

Key experience: Application security, Threat Modelling, API Security, DevSecOps, Pipeline security, Infrastructure security, AuthN/Z, Encryption, Key Management, Data discovery and encryption, SIEM, CSPM, CWPP, Access Controls, Container Security. This position requires deep expertise in Information Security principles including Business Security Architecture, Threat Modelling, Data Security (data encryption, masking, tokenization, data access controls), AWS Cloud and Systems architecture.

Falls Church, VA7 days ago

Securing AI Workflows: Design security frameworks for the end-to-end AI lifecycle, including securing data ingestion, protecting model weights, and implementing "Guardrail" architectures for Large Language Models (LLMs). • AI-Enhanced Pipeline Security: Architect and maintain automated CI/CD pipelines that utilize AI/ML models for static and dynamic analysis (SAST/DAST) to identify complex vulnerabilities that traditional rule-based tools miss.

New!

Bethesda, MD2 days ago

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Overview: GovCIO is currently hiring for a Senior Network Architect/SME in Enterprise Level Facilities Security and Industrial Control Systems and Networks for our NIH-CIT proposal.

New!

Washington, DC1 day ago

$150,000–$190,000 Per Year

We partner with top cloud platforms like Snowflake, AWS, Azure, GCP, Databricks, Fivetran, Pinecone, Glean, and dbt to deliver innovative data, cloud, and machine learning solutions that help enterprises unlock the true power of their data. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

Washington DC, DC22 days ago

Remote

$157,675–$265,000 Per Year

We’re seeking a talented Senior Security Engineer with hands-on experience deploying, managing, leading and performing Threat Models In this role, you’ll work alongside technical product managers and engineers across the company to maintain Samsara’s security and de-risk software security concerns to better protect our customers. Working at Samsara means you’ll help define the future of physical operations and be on a team that’s shaping an exciting array of product solutions, including Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring.

New!

Bethesda, MD5 days ago

$170,000–$190,000 Per Year

While the Senior Application Architect partners closely with cloud, operations, data, and cybersecurity teams, the primary accountability is for application architecture and application design decisions, including ownership of RESTful services and application integration strategy from concept through implementation and long-term evolution. The Senior Application Architect works closely with engineering teams, product owners, operations, and security to design and guide the implementation of modern, reliable, and well-integrated application solutions.

New!

Manassas, VAToday

$45–$55 Per Hour

This role is responsible for modernizing network infrastructure, ensuring high availability, and implementing secure, segmented architectures across critical systems. Design and implement segmented OT network architectures transitioning from flat Layer 2 environments to zone-based, SD-WAN-enabled networks.

Tysons, VA11 days ago

Credence has an immediate need for a Data Architect will lead the design, integration, and documentation of enterprise reporting and analytics solutions within a Cloud environment. Develop and deliver an Architectural Design and Integration Plan with Configuration Requirements demonstrating compliance with enterprise reporting needs in a GovCloud environment.

New!

Germantown, MD4 days ago

$130,000–$150,000 Per Year

GIAC Certified Intrusion Analyst (GCIA), GIAC Certified Incident Handler (GCIH), Certified Information System Security Professional or Associate (CISSP or Associate), ISC2 Certified Information Security Manager (CISM), Certified Information Systems Auditor (CISA), Project Management Professional (PMP), Certified Associate in Project Management (CAPM). A Cybersecurity Lead will develop project management plans such as Work Breakdown Structure, mentor and guide team members on the preparation of technical deliverables and resolve project issues, prepares progress/status reports on technical deliverables, and monitor contractual requirements bringing in help from outside the project as needed to mitigate risks.

New!

Fort Meade, MD2 days ago

$161,900–$199,260

The architect ensures cybersecurity, data governance, and user interaction requirements are embedded from the outset, enabling rapid IOC execution while positioning the capability for efficient authorization, scaling, and operationalization in the subsequent option year. Responsibilities: The System Architect designs the end-to-end technical architecture for an autonomous pentesting and data collection capability supporting rapid cyber terrain assessment and AI training objectives.

McLean, VA27 days ago

$286,200–$326,700 Per Year

Lead a team of Product Security advisory professionals, responsible for Divisional cyber strategy integration and execution, identification and management of risk for top business initiatives and technology platforms, threat and vulnerability management, incident management, supply chain cyber risk management, cyber risk oversight and reporting. Plays a key leadership role within Cyber’s community of leaders, drives innovation activity as an outcome; partner extensively with other Cyber and Technology organizations to derive solutions enabling industry leading products.

New!

Great Falls, VA5 days ago

Remote

This role is ideal for a senior-level architect who can operate both strategically and hands-on—owning assessments, defining architecture, and helping drive implementation across Zero Trust pillars. We’re supporting a key Zero Trust transformation effort with the FDIC, focused on modernizing security architecture across enterprise systems.

New!

Gaithersburg, MD4 days ago

$131,300–$237,350

As part of a large-scale Scaled Agile (SAFe) software development organization, you will serve as a technical leader and strategic architect, shaping enterprise data solutions that bridge mission needs, systems engineering rigor, and modern Agile delivery. This role is ideal for a highly experienced architect who can operate at both strategic and hands-on levels, influence across teams and programs, and drive the evolution of scalable, secure, and resilient data ecosystems.

Alexandria, VA10 days ago

Full-time
Employee

You will utilize Splunk and the Machine Learning Toolkit (MLTK) to provide predictive analytics and automated incident response, ensuring the high availability of mission-essential infrastructure. Key Responsibilities: Architect and maintain Splunk AIOps solutions across unclassified and classified enclaves to provide real-time situational awareness.

Suitland-Silver Hill, MD10 days ago

$80–$90 Per Hour

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Provide ongoing support for the maintenance, enhancement, testing, and documentation of existing systems.

New!

Washington, DC2 days ago

Strong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. • Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.

Washington, DC13 days ago

$90–$90 Per Hour
Full-time
Employee

OCTO is looking for a ServiceNow Architect who will use their knowledge and experience of the ServiceNow produce to architect a solution that meets the ITSM, ITAM and change management needs of IT projects across DC. Integration: Design and implement integrations between ServiceNow and other enterprise systems using REST APIs, SOAP, MID Servers, and other integration techniques.

New!

Bethesda, MD2 days ago

$149,841–$149,841

Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center, and Wireless OR Experience required is 8‐plus years in Network Services and a bachelor’s degree in Computer Science, Information Systems, Engineering or other related discipline. The Network Architecture Section responsibilities include: Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives.

Washington, DC11 days ago

The ideal candidate is not only a subject matter expert in BGP, OSPF and VXLANs, but also a well-rounded network engineer who can support day-to-day operations, contribute to security and visibility platforms, and drive innovative improvements across the network. Design, implement, and operate modern data center fabrics (spine-leaf, VXLAN/EVPN) including integration with cloud and virtual infrastructure platforms with a focus on stability, scalability, and operational simplicity .

Washington, DC11 days ago

Remote

$100,000–$125,000

You’ll engage directly with enterprise clients to understand their needs and architect end-to-end smart building ecosystems that combine building automation, energy management, lighting, security, and legacy systems into seamless, high-performing environments. As a Smart Building Solutions Architect, you will serve as the critical link between customers, sales, and engineering teams—designing integrated solutions that bring modern buildings to life.

New!

Bethesda, MD2 days ago

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center and Wireless .

New!

Bethesda, MD2 days ago

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center and Wireless .

New!

Bethesda, MD2 days ago

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center and Wireless .

Vienna, VA27 days ago

Full-time
Employee

Present technical solutions via white papers, demos, pilots, etc. to government decision-makers, demonstrating value propositions and addressing technical concerns. Conduct a thorough needs analysis with government clients to identify pain points and tailor solutions accordingly, leveraging NuAxis capabilities such as CX and requisite past performance.

Washington, DC11 days ago

Strong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.

New!

Columbia, MD4 days ago

$180,000–$230,000

She Recruits is representing a Full-Time Senior ISSE to support enterprise-level cybersecurity architecture and Risk Management Framework (RMF) initiatives. This role provides technical security engineering guidance across complex systems and ensures compliance with government security frameworks.

New!

Rockville, MDToday

$110,000–$165,000 Per Year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.

New!

Columbia, MDToday

$150,000–$200,000 Per Year

New!

Chantilly, VA1 day ago

$161,500–$300,500 Per Year

Enterprise Integration: Engineer and integrate cutting-edge capabilities, seamlessly merging legacy and emerging technologies to deliver robust mission solutions across complex government and DoD environments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Reston, VA27 days ago

Remote

$95–$100 Per Hour
Temporary
Contractor
Full-time

While an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. Emerson/AspenTech ADMS/OMS implementations, including system design, implementation, and testing in utility control center environments.

New!

Herndon, VA1 day ago

The successful ACE will engage with customer, engineering, operations, and management personnel to define and document the customer’s mission needs, CONOPS and requirements; perform trade studies; engage L3Harris Subject Matter Experts (SMEs) to architect an affordable solution carrying acceptable risk; and provide technical leadership to capture and proposal efforts. The role requires demonstrated leadership across multiple disciplines, with significant expertise in model-based design and operations for large scale networks integrating multiple technologies (terrestrial, radio, satellite) and system life-cycle sustainment.

New!

McLean, VA5 days ago

$70.47–$86.85 Per Hour
Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Washington, DC7 days ago

$75–$80 Per Hour
Full-time
Employee

The Washington Metropolitan Area Transit Authority (WMATA) is seeking resources to build, test, support, and deploy Palo Alto firewalls to support the WMATA partners' Router replacement project. Or minimum of 8 years of demonstratable experience in Palo Alto security solutions or equivalent work experience demonstrating expertise in Palo Alto Firewall configurations and device management.

New!

Washington, DC1 day ago

Experience with creating and improving automation scripts across multiple technical stacks using Python, • Experience with troubleshooting and resolving issues related to both open source and commercial tools in public cloud environments. • Experience with AWS & Azure & the development of tools and processes to drive DevSecOps maturity by automating builds, regression testing, monitoring, and pushing releases across environments.

McLean, VA26 days ago

Remote

$286,200–$326,700 Per Year

You will bridge the gap between our innovative product team and the world’s most regulated buying centers—CISOs, Chief Data Officers, and VP Data Engineers—helping them solve the "impossible" paradox: securing sensitive data (PII/PHI) without stifling AI and analytics innovation. At least 5 years of experience in a public facing role ( for example: Technical Evangelist, Field CTO, or Developer Advocate) with a verified portfolio of public speaking and technical content (for example: guides, blogs, white papers, podcasts, webinars).

Washington DC, DC7 days ago

Win-Team Leadership: Coordinate cross-functional teams of internal specialists to lead high-stakes Proof of Concepts (PoCs) and deliver authoritative responses to complex RFI/RFP technical requirements. • Executive Technical Consultation: Partner with C-level stakeholders and Enterprise Architects to articulate the ROI of an "API-First" strategy, focusing on security, scalability, and the productization of data.

Laurel, MD11 days ago

$100,000–$245,000

Can demonstrate proficiency in using modeling tools and software, such as Cameo Systems Modeler, Sparx Enterprise Architect, Capella, Visual Paradigm, or IBM Engineering Systems Rational Rhapsody. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

New!

Washington, DC2 days ago

Remote

$41.26–$71.52 Per Hour

The program provides a range of IT services, including help desk, deskside support, Windows engineering and maintenance, managed print services, ITSM, Account Management Services, Cybersecurity, Cloud technologies, and other IT services. Bachelor’s degree in Computer Science, Systems Engineering, or a related technical field, or equivalent experience with at least 8 years in systems engineering or administration (6 years with a MS/MIS Degree).

Silver Spring, MD10 days ago

$60–$90 Per Hour

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Experience with infrastructure monitoring, networking, security, and OS patching (Linux/RedHat).

Washington DC, DC7 days ago

Consultative Value Realization: Partner with Account Executives and C-level stakeholders (CDO, CTO) to articulate the business impact of data integrity, moving beyond "point-to-point" integration toward holistic data lifecycle management. • Cross-Functional Influence: Act as the primary subject matter expert (SME) for Data Management within the AMER sales organization, bridging the gap between technical IT requirements and business-driven data governance initiatives.

Washington DC, DC7 days ago

This role focuses on building and operating scalable, high-quality data infrastructure that powers agentic AI systems, including LLM-based agents, multi-agent workflows, and tool-using AI systems. • Architect and build scalable, secure, and observable data infrastructure to power LLM-based agents, multi-agent systems, and tool-using AI workflows.

New!

Laurel, MD3 days ago

$105,000–$290,000

The Electro Optical Seeker and Infrared Systems group (A1F) of the Air and Missile Defense Sector (AMDS) is seeking a Senior Embedded Systems & Hardware-in-the-Loop Engineer to lead the architecture and implementation of complete embedded systems, custom electronics hardware, FPGA firmware, real-time embedded software, and sophisticated HWIL test systems. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

Washington DC, DC8 days ago

Reporting directly to the CIO, this high-impact leadership role will be instrumental in shaping and executing our internal AI strategy and elevating business processes by designing innovative AI-driven solutions to increase productivity, reduce operational overhead, and unlock new value. The ideal candidate brings a strong background in hands-on engineering, technical depth, architectural judgement, business analysis, deep knowledge of emerging AI technologies and a proven ability to translate strategy into scalable, secure, and measurable services that are used across the company daily.

New!

Fort Meade, MD2 days ago

$87,100–$157,450

They will assist in designing and implementing data enrichment pipelines, integrating multiple data sources into Confluent (Kafka) and Elastic platforms, and help maintain Kafka and Elastic clusters to support mission-critical operations. The candidate will contribute to platform sustainment and reliability by addressing operational challenges and supporting the automation of the software development lifecycle, including CI/CD pipeline development, containerization, and automated testing, while following DevOps best practices.

New!

Reston, VA2 days ago

$107,900–$195,050

This role combines hands-on development with technical leadership, focusing on architecting and implementing scalable Salesforce solutions integrated with Amazon Connect, AI-driven capabilities, and third-party government systems. Required Education & Experience: Bachelor’s degree in IT or related field and a minimum of 8 years of relevant experience or or Masters with a minimum 6 of relevant experience, progressive experience in Salesforce development and architecture, including Federal program experience.

New!

Gaithersburg, MD2 days ago

$131,300–$237,350

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. April 1, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

New!

Fort Meade, MD2 days ago

$107,900–$195,050

Work independently to ensure the reliability, availability, and security of the ENET solution in multiple environments by proactively monitoring the system, troubleshooting, and resolving issues to ensure high availability and continuity of operations. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

New!

Lorton, VA2 days ago

$131,300–$237,350

Leidos is seeking an experienced ServiceNow Software Development Manager, to join an internal service center group under the Digital Modernization Sector and the Repeatable Offerings organization, who will support ServiceNow self-hosted/on-prem implementations and best practices for our Federal Government customers. You will collaborate with a diverse workforce within a matrix environment and be able to communicate effectively by obtaining and synthesizing requirements from internal and external stakeholders, while working with the team to deliver a ServiceNow implementation that meets our customers’ needs.

New!

Reston, VA6 days ago

Full-time
Employee

Own delivery of complex, end-to-end engineering solutions—from data generation and ingestion through analytics, APIs, and user-facing experiences. Partner with product, architecture, and engineering teams to shape requirements, define scope, and provide accurate level-of-effort estimates.

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Security Architect Jobs in McLean, VA

Jobs

Sr. Information Security Architect(AWS)///Inperson interview requiredKey Business Solutions, Inc.

IT- Cyber Security Architect/ Engineer IIIPlanIT Group

Senior Network Architect/SME in Enterprise Facilities Security and Industrial Control Systems NetworksGovcio LLC

Solutions Architect – Managed ServicesJobot

Senior Security Engineer - Threat ModelingSamsara

Application ArchitectSystem One

Sr. OT Network Architect (On-site)HEPCO, Inc.

Data ArchitectCredence

Cyber Security LeadDunhill Professional Search

Systems ArchitectGovcio LLC

Sr. Director, Information Security Officer (Global Payment Networks)Discover Financial Services

Zero Trust ArchitectSystem One

Principal Data ArchitectLeidos

Splunk ArchitectCompany Confidential

Software Architect (SA3)System One

Senior Cloud Security Specialist (API) - onsiteSystem One

Servicenow ArchitectCSZNet, Inc.

Subject Matter Expert Level III / Senior Network ArchitectGovcio LLC

Sr. Network Architect SMESystem One

Building Automation Solutions ArchitectGables Search Group

Senior Network Architect/SME in Service Provider Backbone, Enterprise Level LAN/WAN, QoS and Traffic EngineeringGovcio LLC

Senior Network Architect-SME LAN/WAN, and DW/DMGovcio LLC

Senior Network Architect/SME in Enterprise Level Data Center and CloudGovcio LLC

Solutions ArchitectNuAxis Innovations

Sr. Cloud Security Specialist (AWS)System One

Senior ISSE (Information Systems Security Engineer) - (TS/SCI FS Poly Req)Gables Search Group

System Integration & Test EngineerJobot

System Resiliency & System Safety EngineerJobot

Scientist, Software EngineerL3Harris Technologies

IT ArchitectThe Computer Merchant, LTD.

Senior Scientist, Systems Engineer (Melbourne, FL & Herndon, VA)L3Harris Technologies

Lead Information Security EngineerGenesis10

Network Security EngineerCSZNet, Inc.

DevSecOps EngineerPlanIT Group

Senior Director, Field CTO- Capital One Software (Remote)Discover Financial Services

Senior Presales Solutions Engineer - API ManagementBoomi

Digital Communications Systems EngineerJohns Hopkins Applied Physics Laboratory (APL)

Systems Administrator IVPEAK Technical Staffing

Cloud Infrastructure Engineer (AWS)System One

Senior Presales Solutions EngineerBoomi

Senior Presales Solutions Engineer - DataBoomi

Senior Data Engineer - Agentic AI EngineeringBoomi

Senior Embedded Systems & Hardware-in-the-Loop EngineerJohns Hopkins Applied Physics Laboratory (APL)

Senior Director, IT - AI Innovation and ServicesElastic

Data Engineering SpecialistLeidos

Salesforce Senior DeveloperLeidos

Principal Software DeveloperLeidos

Application DeveloperLeidos

ServiceNow Development ManagerLeidos

Full Stack Platform EngineerTalent Software Services

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