1,697 Results for

Security Engineer Jobs in Tysons, VA

Jobs

Systems Integration Engineer - Flight Safety - National Security Space Peraton

Fort Belvoir, Virginia

$104,000–$166,000 / year
Full time

As a Systems Integration Engineer supporting Flight Safety (FS) systems, you'll sit at the intersection of orbital mechanics, systems architecture, and real-world mission impact — ensuring the tools that protect space assets are integrated, verified, and ready when it matters most. Working alongside systems engineers, developers, and operators, you'll drive the seamless incorporation of new capabilities and data sources into both legacy and next-generation architectures — keeping operational risk low and mission readiness high.

30+ days ago

Senior AI Infrastructure Engineer, Security & Observability Bitwise

Laurel, Maryland

You'll lead the design, deployment, and maintenance of cloud infrastructure used by the organization's AI capabilities, translate high-level stakeholder goals into engineering outcomes and platform solutions, and work within ambiguous problem spaces to define structured solutions the team can execute against. Requirements shift quickly as mission needs evolve and new technologies emerge, so you'll keep sharpening your skills and learning to turn loosely defined problems into working solutions.

7 days ago

Expert Network Engineer Markon Solutions

Herndon, VA

$180,000–$200,000 / year

The Network Engineer will work as part of a collaborative, multidisciplinary team providing technical subject matter expertise in network engineering, telecommunications, and communications modeling. This position will design, integrate, deploy, and support secure enterprise and field communications environments encompassing voice, video, data, LAN/WAN, RF communications, and other network technologies.

23 days ago

Expert Network Engineer Markon

Herndon, Virginia

$180,000–$200,000 / year
Full time

24 days ago

Information Security Engineering Manager Eagle Bancorp Inc

Silver Spring, MD

$141,076–$241,844 / year

One or more of the following certifications (or equivalent): CCNA EC-Council Certified Security Analyst (ECSA) SC-100 Microsoft Cybersecurity Architect ISC2 System Security Certified Practitioner (SSCP) ISACA certifications (CRISC) GSE GIAC Security Expert GIAC Certifications such as GPPA, GCHI, GPEN GSAE (GIAC Security Audit Essentials) GWAPT (GIAC Certified Web Application Penetration Tester). This role will be focused on security engineering of the EagleBank applications and network which includes creation and timely execution of project plans, tool installations, assisting with upgrades of EagleBank''s technology environments and ensuring that appropriate external feeds and threat intelligence are integrated into the operational tools.

30+ days ago

Senior AWS DevOps Engineer Strategic Business Systems Inc

Chantilly, VA

$125,000–$175,000 / year

We are looking for someone who has moved beyond entry-level cloud administration and can independently execute DevOps engineering tasks while continuing to develop deeper expertise in cloud architecture, automation, security, and platform engineering. The AWS DevOps Engineer will work with SBS's COSMOS platform, which enables mission owners to rapidly onboard and deploy AWS Impact Level (IL)-4/5 workloads while meeting Federal security and compliance requirements.

30+ days ago

Senior AWS Devops Engineer - Chantilly, Virginia SBS

Chantilly, VA

$125,000–$175,000 / year

30+ days ago

Information Systems Security Officer (ISSO) Vantor

Herndon, Virginia

$154,000–$169,400 / year

This position will work closely with Government stakeholders, the Information Systems Security Manager (ISSM), security engineers, system owners, developers, DevSecOps personnel, data engineers, and mission users to implement security controls, manage risk, and ensure systems remain compliant with applicable security requirements. Vantor is seeking an Information Systems Security Officer (ISSO) to support secure, compliant, and mission-focused systems serving Object-Based Intelligence (OBI) requirements, enterprise ontologies, knowledge graphs, semantic data integration, and advanced analytics.

12 days ago

Network Engineer I System One

Columbia, MD

$100,000 / hour
Quick Apply

Job Requirements: Bachelor’s degree in Information Systems, Computer Science, Electrical or Mechanical Engineering, or other engineering related field and 1+ years of directly related network engineering experience, Or, At least 3 years of experience managing and supporting large- enterprise infrastructure/network environments - designing, planning, documenting and implementing LANs and WANs. The Network Engineer I serves as a technical consultant within multiple project teams and is responsible for the effective and timely delivery of networking solutions to meet the defined needs of the organization.

30+ days ago

Network Engineer- TS/SCI Clearance V2X Inc

Chantilly, VA

We are seeking a Network Engineer with an active TS/SCI with Polygraph clearance who will be responsible for transport network design and engineering, network routing protocols, and advanced virtual networking technologies in a timely and effective manner. This commitment, aligned with our core Vision and Values of Integrity, Respect, and Responsibility, allows us to leverage differences, encourage innovation, and expand our success in the global marketplace, ultimately enabling us to best serve our clients.

30+ days ago

Sr. VoIO/VTC Telephony Engineer Jobot

MONTGOMRY VLG, MD

$120,000–$150,000 / year
Quick Apply

Design and integrate multi-vendor VTC and audiovisual collaboration environments, including Cisco Room Series, Webex, Poly, Microsoft Teams Rooms, Crestron, Zoom Rooms, and comparable technologies. Engineer enterprise dial plans, E.164 number normalization, digit manipulation, call routing, SIP trunking, carrier connectivity, PSTN services, voice gateways, voicemail, and emergency-calling capabilities.

8 days ago

Cyber Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, And Transformation Deloitte

Mclean, VA

$105,400–$207,800 / year

1+ years of experience designing, deploying, and managing Zscaler Cloud Connector, including deployment within cloud environments (AWS, Azure, and/or GCP), workload-to-internet and workload-to-workload traffic inspection, and integration with cloud-native networking constructs (e.g., VPCs, VNets, Transit Gateways). 5+ years of hands-on experience designing, deploying, and managing Zscaler Private Access (ZPA), including application segment configuration, access policies, connector deployment, and zero trust network access (ZTNA) architectures replacing legacy VPN infrastructure.

28 days ago

Cisco Network Security Engineer/ Senior Consultant Deloitte

Washington, DC

$105,400–$207,800 / year

3+ years of experience with Cisco Identity Services Engine (ISE) 802.1X Network Access Control (NAC), guest lifecycle management, profiling policies, TrustSec segmentation, and Cisco Firepower capabilities including intrusion prevention system (IPS), malware protection, Uniform Resource Locator (URL) filtering, Domain Name System (DNS)-based security, Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption, and cloud firewall deployments in Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP). 5+ years of experience designing, deploying, and managing Cisco Firepower Threat Defense (FTD) and Firepower Management Center (FMC) in enterprise environments, including physical appliances, virtual instances, and cloud-delivered Firewall Management Center (cdFMC).

30+ days ago

Information Systems Security Engineer Excelity

Herndon, Virginia

Generate and maintain the complete security Body of Evidence (BoE) while leading the A&A activities according to the Risk Management Framework (RMF) processes (ICD 503, CNSSI-1253, NIST 800-37, NIST 800-53, etc.) for all multiple information systems. Required Skills: 9+ years supporting Assessment and Authorization (A&A) and information assurance processes and documentation using RMF, BS degree; 7 years of experience with a masters; an additional 4 years of experience required in lieu of a degree.

30+ days ago

Security Engineer Iii, Splunk Architect (TS Clearance) Deloitte

Rosslyn, VA

$102,500–$188,900 / year

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities.

24 days ago

Sr. Security Engineer CoStar Group

Arlington, Virginia

$115,000–$203,000 / year

We are seeking a Senior Security Engineer with experience in Network, SaaS, and AI Security to help evolve and safeguard CoStar’s enterprise security posture across network infrastructure, cloud services, SaaS platforms, and emerging AI systems. Assess security risks associated with AI platforms, copilots, and agent-based systems, including model access controls, prompt/data leakage risks, and tool/plugin abuse.

4 days ago

Information Systems Security Engineer TENICA and Associates LLC

Chantilly, VA

TENICA provides knowledgeable and experienced subject matter experts to perform a variety of professional services, logistics and supply chain management, crisis prevention and response, and information technology solutions to solve dynamic security challenges. Founded in 2008 and based in Chantilly, Virginia, TENICA is a Service Disabled Veteran Owned, Woman Owned, Small Business (SDVOB and WOSB) and is a participant in the Small Business Administration’s 8(a) business development program.

10 days ago

Lead Detection and Response Security Engineer CoStar Group

Arlington, Virginia

$147,000–$247,000 / year

Lead technical security assessments (network, application, database) for existing and newly acquired businesses or services and collaborate with other teams to adjust security configurations and architecture. Included in the S&P 500 Index, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.

12 days ago

Platform Infrastructure Engineer CACI Products

Columbia, MD

$116,587–$154,200 / year

You'll work closely with software engineers, network engineers, security engineers, and technical leadership to deliver reliable, scalable infrastructure while helping modernize our architecture toward cloud-native and hybrid-cloud environments. Ncyber is seeking a Platform Infrastructure Engineer to design, build, automate, and maintain the infrastructure that powers mission-critical software systems supporting the National Security Community.

30+ days ago

Sr. Network Engineer- Top Secret Clearance NTT DATA Services, LLC

Minimum 7 years of designing enterprise networks including LAN, WAN, cloud solutions, software defined networking, load balancing, zero trust, WAN optimization, network encryption solutions. Additional duties: Designing enterprise networks including LAN, WAN, cloud solutions, software defined networking, load balancing, zero trust, WAN optimization, network encryption solutions.

30+ days ago

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Security Engineer Jobs in Tysons, VA

Systems Integration Engineer - Flight Safety - National Security Space Peraton

Senior AI Infrastructure Engineer, Security & Observability Bitwise

Expert Network Engineer Markon Solutions

Expert Network Engineer Markon

Information Security Engineering Manager Eagle Bancorp Inc

Senior AWS DevOps Engineer Strategic Business Systems Inc

Senior AWS Devops Engineer - Chantilly, Virginia SBS

Information Systems Security Officer (ISSO) Vantor

Network Engineer I System One

Network Engineer- TS/SCI Clearance V2X Inc

Sr. VoIO/VTC Telephony Engineer Jobot

Cyber Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, And Transformation Deloitte

Cisco Network Security Engineer/ Senior Consultant Deloitte

Information Systems Security Engineer Excelity

Security Engineer Iii, Splunk Architect (TS Clearance) Deloitte

Sr. Security Engineer CoStar Group

Information Systems Security Engineer TENICA and Associates LLC

Lead Detection and Response Security Engineer CoStar Group

Platform Infrastructure Engineer CACI Products

Sr. Network Engineer- Top Secret Clearance NTT DATA Services, LLC

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