network security engineer Jobs in ashburn,va

101 - 120 of 533 Jobs

Cloud Network Security ArchitectJob Title - Cloud Network Security Architect

Cloud Destinations LLCCompany Name - Cloud Destinations LLC

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Remote

Contract

Position: Cloud Network Security Architect Location: Remote Hiring Mode: 6+ Months Contract Job Description: Client is seeking a highly skilled Cloud Network Security Consultant to lead the deployment and configuration of multiple virtual firewalls, while also supporting application separation between production and non-production environments. The ideal candidate will help design a scalable, cost-efficient, and highly available solution capable of supporting up to 40TB/sec aggregate traffic acr

IS Security Engineer (ISSE), TS/SCI with PolygraphJob Title - IS Security Engineer (ISSE), TS/SCI with Polygraph

General DynamicsCompany Name - General Dynamics

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Chantilly, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Continuous Monitoring, Information Security, Risk Management Framework Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Information Systems Security Engineer (ISSE) We are seeking a

Data Security EngineerJob Title - Data Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Arlington, Virginia, USA

Full-time

Data Security Engineer Key Role: Architect, deploy, and configure data security solutions across various clients for DoD, IC, and Civilian Federal clients. Create new architectures to meet client requirements adhering to Zero T rus t best practices and IC data header guidelines. Interface with key stakeholders, including agency personnel and internal delivery and engineering teams. Assist in building custom policy to ensure positive control of data across hybrid cloud environments. Basic Quali

Senior Product Security Engineer, Electronic Warfare - Active ClearanceJob Title - Senior Product Security Engineer, Electronic Warfare - Active Clearance

Aduril IndustriesCompany Name - Aduril Industries

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Reston, Virginia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Senior Information System Security Engineer (ISSE)Job Title - Senior Information System Security Engineer (ISSE)

JacobsCompany Name - Jacobs

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Warrenton, Virginia, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Senior Information System Security Engineer to join our team of passionate individuals in Warrenton, VA. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Your Impact: The mission of the Lone Wolf program is to support, operate, and maintain the Distributed Continuity

AWS Security EngineerJob Title - AWS Security Engineer

Advance Digital SystemsCompany Name - Advance Digital Systems

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Washington, District of Columbia, USA

Contract

We are seeking an experienced AWS Security Engineer is responsible for designing, implementing, and maintaining secure cloud architectures in AWS while ensuring continuous compliance with federal cybersecurity policies and frameworks. This hybrid role includes supporting cloud security engineering as well fulfilling the duties of an Information System Security Officer (ISSO) to support Authorization to Operate (ATO) activities, security documentation, and ongoing system monitoring. Position Resp

Senior Endpoint Security EngineerJob Title - Senior Endpoint Security Engineer

Costar GroupCompany Name - Costar Group

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Arlington, Virginia, USA

Full-time

Senior Endpoint Security Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, 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. We have been living and breathing the world of real estate info

Senior Cybersecurity Information System Security EngineerJob Title - Senior Cybersecurity Information System Security Engineer

LMI Government Consulting (Logistics Management InCompany Name - LMI Government Consulting (Logistics Management In

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Fort Belvoir, Virginia, USA

Contract

Overview LMI is seeking a skilled Senior Cybersecurity Information Systems Security Engineer (ISSE) to support US Army PEO Soldier at Ft. Belvoir, Virginia. The ISSE will drive efforts that support software and hardware cybersecurity Risk Management Framework (RMF) Authority to Operate (ATO). LMI is committed to powering a future-ready, high-performing government with integrated capabilities that incorporate emerging technologies. Founded in 1961, LMI has a legacy of helping the Department of

Security System EngineerJob Title - Security System Engineer

Oracle CorporationCompany Name - Oracle Corporation

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Reston, Virginia, USA

Full-time

Job Description MUST CURRENTLY HOLD AND HAVE THE ABILITY TO MAINTAIN A US Clearance of TS/SCI with Poly JOB DESCRIPTION As the Information Systems Security Analyst for various programs within GDI, you will serve as the primary subject matter expert leading and assisting all assessment & authorization (A&A) efforts using the NIST Risk Management Framework (RMF) on behalf of various customers across the organization. You will evaluate corporate security related requirements and assess individua

Sr. Security Analyst/Engineer RemoteJob Title - Sr. Security Analyst/Engineer Remote

Generis TEK Inc.Company Name - Generis TEK Inc.

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Remote or Redmond, Washington, USA

Contract

We have Contract role Sr. Security Analyst/Engineer-Remote for our client at Redmond WA. Please let me know if you or any of your friends would be interested in this position. Position Details: Sr. Security Analyst/Engineer-Remote-Redmond WA Location : Redmond, WA (REMOTE) Project Duration : 06+ Months Contract Custom Skill Requirements Ability to conduct T1 & T2 triage of security events (network events, email events, endpoint events, cloud events)Ideally be familiar with Splunk ES, CrowdStrike

Senior Systems Security EngineerJob Title - Senior Systems Security Engineer

SAICCompany Name - SAIC

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Alexandria, Virginia, USA

Full-time

Job ID: 2507174 Location: ALEXANDRIA, VA, US Date Posted: 2025-07-01 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is hiring a Senior Systems Security Engineer with an active TS/SCI clearance to participate in Independent Technical Risk Assessments (ITRA) and Program Protection Plan () reviews to

Information Security Engineer T3 - Splunk Content Developer- 3+ yrs- Herndon, VA OnsiteJob Title - Information Security Engineer T3 - Splunk Content Developer- 3+ yrs- Herndon, VA Onsite

iMedhas Consulting ServicesCompany Name - iMedhas Consulting Services

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Herndon, Virginia, USA

Contract, Third Party

Description: Candidate can be remote but if within 30 miles of Herndon office they will be required to be in office 3 days a week (Could increase based on business needs). *Possible Convert to hire* Splunk Content Developer Why This Role Matters In the role of Splunk Content Developer, you will be instrumental in enhancing our operational monitoring capabilities. We are looking for a dynamic individual who will take charge of developing, implementing, and optimizing Splunk content, such as dashb

Virtru Security EngineerJob Title - Virtru Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Arlington, Virginia, USA

Full-time

Job Number: R0219984 Virtru Security Engineer The Opportunity: As a Virtru Security Engineer you'll play a critical role in the world of zero t rus t. You will support the cyber architecture development, implementation, and sustainment across multiple networks of different classification levels. You'll interface with stakeholders and engineering teams to delve into the details and dependencies of critical processes and users' roles within them. You'll lead security compliance initiatives and a

Snowflake Security / EngineerJob Title - Snowflake Security / Engineer

NTT DATA Americas, IncCompany Name - NTT DATA Americas, Inc

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Remote or Plano, Texas, USA

Contract

NTT DATA's Client is currently seeking a Snowflake Security / Engineer to join their team in Plano, Texas!Job Description: The Snowflake Security and Automation Admin will be responsible for ensuring the security, integrity, and efficient operation of our Snowflake data warehouse environment. This role involves implementing and managing security measures, automating workflows, and collaborating with various teams to optimize data processes. The ideal candidate will have a strong background in Sn

Tenable Security EngineerJob Title - Tenable Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0221395 Tenable Security Engineer Key Role: Join the Security Operations Center (SOC) team as a Tenable Security Engineer. I mplement and optimize enterprise vulnerability management solutions using Tenable.sc, Nessus, and other components of the Tenable ecosystem. I ntegrate Tenable with other enterprise security platforms and ensure that the vulnerability management program supports continuous monitoring, compliance, and risk reduction objectives . D eploy, configure, and optimize

Information System Security Engineer - SeniorJob Title - Information System Security Engineer - Senior

JacobsCompany Name - Jacobs

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Washington, District of Columbia, USA

Full-time

As a Top Secret Information Systems Security Engineer (ISSE) for this program, you will be working in an organization that's mission is to develop and operate the best possible software for critical national security enterprise applications. This organization leverages SCRUM and SAFE Agile software development methodology and strong Dev Ops practices. You will be responsible for the secure design, analysis, and test of information security systems and products. You will ensure technical documen

100% Remote || Security Engineer III with DSPMJob Title - 100% Remote || Security Engineer III with DSPM

V.L.S. Systems, IncCompany Name - V.L.S. Systems, Inc

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Remote

Contract

Role: Data Security Engineer Location: 100% RemoteDuration: 6+ Months-CTH Work Arrangement: Remote ResponsibilitiesWe are seeking a Senior Data Security Engineer to architect and develop initiatives to protect sensitive and regulated data across cloud and hybrid environments. This role is highly technical, requiring expertise in Data Security Posture Management (DSPM), encryption, DLP, and data classification. The ideal candidate will drive the implementation of data security frameworks, monitor

AI Security EngineerJob Title - AI Security Engineer

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Washington, District of Columbia, USA

Full-time

Job Title: Security Engineer - AI Red Teaming & Threat Analytics Location: Washington, DC (Hybrid - 3 Days Onsite) Type: 6-Month Contract-to-Hire Clearance: Must be eligible for Public Trust Overview: Our client is seeking a Security Engineer with a strong background in AI security, red teaming, and adversarial testing. This role focuses on securing enterprise LLM platforms such as Copilot, Azure OpenAI, and AWS Bedrock by identifying vulnerabilities, mitigating misuse, and implementing robu

Hybrid Network Administrator & Information Security AnalystJob Title - Hybrid Network Administrator & Information Security Analyst

General DynamicsCompany Name - General Dynamics

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Remote or Hayward, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Network Administration Job Qualifications: Skills: DISA STIG, Network Infrastructures, Splunk Enterprise Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Please take this opportunity to join one of GDIT's fastest long-standing growing programs! U

Data Mining and Analytics Engineer (Security Clearance Required) - Remote work - Local DC Metro or FLJob Title - Data Mining and Analytics Engineer (Security Clearance Required) - Remote work - Local DC Metro or FL

ICFCompany Name - ICF

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Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced Senior Data Mining and Analytics Engineer to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The successful cleared candidate will act as a Senior Data Mining and Analytics Engineer to support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, an