Network Security Engineer Jobs in ashburn,va

121 - 140 of 560 Jobs

IT Security EngineerJob Title - IT Security Engineer

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

Job DescriptionDescription We are seeking a Cyber Security Engineer who is responsible for developing and implementing advanced security solutions to defend critical systems, networks, and data against evolving cyber threats. This role combines technical expertise in both software and hardware to support the design and deployment of defensive cyber measures. The engineer conducts research on current and emerging cyber threats, identifies vulnerabilities, and ensures that development environments

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

Lead Data Security EngineerJob Title - Lead Data Security Engineer

CenteneCompany Name - Centene

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Fairfax, Virginia, USA

Full-time

Job DescriptionYou could be the one who changes everything for our 28 million members by using technology to improve health outcomes around the world. As a diversified, national organization, Centene's technology professionals have access to competitive benefits including a fresh perspective on workplace flexibility. Position Purpose: This role will support the Threat Infrastructure Security tools in the Centene environment. This role's focus will be Data engineering/science for a Security Data

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

Lead Platform Engineer, Workday (Workday Security)Job Title - Lead Platform Engineer, Workday (Workday Security)

Capital OneCompany Name - Capital One

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Washington, District of Columbia, USA

Full-time

Job DescriptionLead Platform Engineer, Workday (Workday Security) The Workday Security Platform Engineer will be responsible for leading the design, implementation, and maintenance of security measures to protect Capital One HR Workday environment. This role involves working closely with cross-functional teams to ensure the confidentiality, integrity, and availability of Workday applications and data. The WD Security Engineer will act as a subject matter expert in Workday security, providing str

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

Lead Data Security EngineerJob Title - Lead Data Security Engineer

CenteneCompany Name - Centene

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Manassas, Virginia, USA

Full-time

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

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

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

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

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

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

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

Security Engineer - IVJob Title - Security Engineer - IV

Judge Group, Inc.Company Name - Judge Group, Inc.

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Reston, Virginia, USA

Full-time

Location: Reston, VA Salary: Negotiable Description: Our client is currently seeking a Security Engineer - IV [ Additional Description ] Working Model: Prefer hybrid, but open to home based- If Hybrid they will be in office twice per week As a cyber security engineer you will be responsible for: Research and investigate cyber security vulnerabilities that are produced by security scanners or found by security engineers. Do in-depth deep dives on vulnerabilities and their applicability fo

Databricks Security Engineer, Senior (Security Clearance) -Remote work local to DC Metro or FLJob Title - Databricks Security Engineer, Senior (Security Clearance) -Remote work local to DC Metro or FL

ICFCompany Name - ICF

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Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced and cleared Senior Databricks Engineer with cyber security experience 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 Senior Databricks Engineer will support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, and the way hostile cyber acto

Senior IT Security EngineerJob Title - Senior IT Security Engineer

Cayuse Shared ServicesCompany Name - Cayuse Shared Services

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Arlington, Virginia, USA

Full-time

Overview The Senior IT Security Engineer is responsible for implementing and enforcing information systems security policies, standards, and methodologies and assist with preparation and maintenance of documentation. Assist in the evaluation of security solutions to ensure they meet security requirements for processing classified information. Assist with the CM for information system security software, hardware, and firmware. Maintain records on workstations, servers, routers, firewalls, intell

Senior Ransomware Security Product EngineerJob Title - Senior Ransomware Security Product Engineer

Request Technology, LLCCompany Name - Request Technology, LLC

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Remote

Full-time

We are unable to sponsor for this permanent full-time role Position is bonus eligible Prestigious Enterprise Security Services Company is currently seeking a Senior Ransomware Security Product Engineer. Candidate will analyze ransomware samples and threat actor tools to gain insights for future product features, threat actor insights, and assist in the validation of our current capabilities. The ideal candidate will be a proficient reverse engineer with experience in analyzing malware, have a st