Network Security Engineer Jobs in Washington

441 - 460 of 634 Jobs

Application Security AdvisorJob Title - Application Security Advisor

Ascendion Inc.Company Name - Ascendion Inc.

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Reston, Virginia, USA

Full-time

About Ascendion Ascendion is a full-service digital engineering solutions company. We make and manage software platforms and products that power growth and deliver captivating experiences to consumers and employees. Our engineering, cloud, data, experience design, and talent solution capabilities accelerate transformation and impact for enterprise clients. Headquartered in New Jersey, our workforce of 6,000+ Ascenders delivers solutions from around the globe. Ascendion is built differently to en

Information System Security Officer (ISSO)Job Title - Information System Security Officer (ISSO)

Redhorse CorporationCompany Name - Redhorse Corporation

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Fort Meade, Maryland, USA

Full-time

About the Organization Now is a great time to join Redhorse Corporation. Redhorse specializes in developing and implementing creative strategies and solutions with private, state, and federal customers in the areas of cultural and environmental resources services, climate and energy change, information technology, and intelligence services. We are hiring creative, motivated, and talented people with a passion for doing what's right, what's smart, and what works. About the Role Redhorse is see

Industrial Security SMEJob Title - Industrial Security SME

M9 SolutionsCompany Name - M9 Solutions

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Arlington, Virginia, USA

Full-time

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations who desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include digital transformation, software development, cloud migration, applications & infrastructure, cy

Cloud Security Technical Project ManagerJob Title - Cloud Security Technical Project Manager

SAICCompany Name - SAIC

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Chantilly, Virginia, USA

Full-time

Job ID: 2506833 Location: CHANTILLY, VA, US Date Posted: 2025-07-01 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings acr

Information Systems Security Officer (ISSO) 2 - TS/SCI w/PolyJob Title - Information Systems Security Officer (ISSO) 2 - TS/SCI w/Poly

JacobsCompany Name - Jacobs

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Columbia, Maryland, USA

Full-time

Your Impact: We are seeking an Information Systems Security Officer (ISSO) 2 for a prime contract that is based out of our Columbia, MD office. Responsibilities: Provide support for a program, organization, system, or enclave's information assurance program. Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies. Maintain operational security posture for an information system or program to ensure information s

Data Scientist, Senior (Security Clearance) - Remote RoleJob Title - Data Scientist, Senior (Security Clearance) - Remote Role

ICFCompany Name - ICF

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Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced Senior Data Scientist 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 Scientist 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, and the way hostile cyber actors operate.

Information Systems Security Officer Level 2Job Title - Information Systems Security Officer Level 2

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Maryland, 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: Computer Security, Information System Security, Security Information, Security Requirements, System Security Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Provides support for a

Information Systems Security Officer Level 2Job Title - Information Systems Security Officer Level 2

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Maryland, USA

Full-time

Senior Security Classification SpecialistJob Title - Senior Security Classification Specialist

Redhorse CorporationCompany Name - Redhorse Corporation

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Arlington, Virginia, USA

Full-time

Information Security Analyst SpecialistJob Title - Information Security Analyst Specialist

SOHO Square SolutionsCompany Name - SOHO Square Solutions

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McLean, Virginia, USA

Contract, Third Party

Job Title: Information Security Analyst Specialist Location: McLean, VA (Onsite) Duration: 6 Months Job Description: Responsibilities include: Define guardrails in an AI control platform to support ongoing Gen AI efforts in the organization. Engage with business divisions to obtain use cases to protect sensitive data. Follow documented procedures and maintain required documentation during Data Loss Prevention (DLP) policy development. Adhere to change management requirements during the DLP pol

Senior Architect Security (Checkpoint, Cisco ISE)Job Title - Senior Architect Security (Checkpoint, Cisco ISE)

Alpha SiliconCompany Name - Alpha Silicon

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Contract, Third Party

Title: Senior Architect Security (Checkpoint, Cisco ISE) Location: Remote Terms: Contract Job Description Job Summary: We are seeking a highly experienced and technically proficient Data Center Network & Security Engineer to lead the design, deployment, and management of complex network and security infrastructures. The ideal candidate will have deep expertise across a wide range of technologies including Cisco Nexus, Check Point, Cisco ISE, Palo Alto, Arista, HP Aruba, and Cisco SD-

Information Systems Security Manager (ISSM) 2 - TS/SCI w/PolyJob Title - Information Systems Security Manager (ISSM) 2 - TS/SCI w/Poly

JacobsCompany Name - Jacobs

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Fort Meade, Maryland, USA

Full-time

Your Impact: We are seeking an Information Systems Security Manager (ISSM) 2 for a prime contract that is based out of our Columbia, MD office. Responsibilities: Provide management support for a program, organization, system, or enclave's Information Assurance program. Provide management support for proposing, coordinating, implementing, and enforcing Information System Security policies, standards, and methodologies. Manage operational security posture for an Information System or program to

IT Security AnalystJob Title - IT Security Analyst

Cayuse Shared ServicesCompany Name - Cayuse Shared Services

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Arlington, Virginia, USA

Full-time

Overview The IT Security Analyst 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 the ISSO on information system security software, hardware, and firmware. Maintain records on workstations, servers, routers, firewalls, intelligent hubs ,

Cyber Security Architect - Security Architect - Blue TeamJob Title - Cyber Security Architect - Security Architect - Blue Team

SESCompany Name - SES

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Remote

Full-time

Security Architect - Cyber Security Architect - Blue Team Type: W2 With Benefits - No C2C Location: Will Be Supporting Denver, CO Hours The Work You will work with our team of Architects to craft secure design patterns, perform security assessments, and review system designs using a risk-based, threat-modeling approach. The Security Architect will have the following core responsibilities: Partner with business and technology teams to define security designs that meet security requirements and en

SAP NS2 Expert Information Security Compliance Analyst-Metro DCJob Title - SAP NS2 Expert Information Security Compliance Analyst-Metro DC

SAP Americas, Inc.Company Name - SAP Americas, Inc.

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Herndon, Virginia, USA

Full-time

We help the world run better At SAP, we enable you to bring out your best. Our company culture is focused on collaboration and a shared passion to help the world run better. How? We focus every day on building the foundation for tomorrow and creating a workplace that embraces differences, values flexibility, and is aligned to our purpose-driven and future-focused work. We offer a highly collaborative, caring team environment with a strong focus on learning and development, recognition for your i

Information Assurance and Security SpecialistJob Title - Information Assurance and Security Specialist

SakeshCompany Name - Sakesh

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Washington, District of Columbia, USA

Contract

Job Description: Information Assurance and Security Specialist - Master Location: DMV Region (Washington D.C., Maryland, Virginia) Position Type: Contract (Hybrid - Onsite 3x/week in the near future) Must Haves 16+ years of experience developing, maintaining, and recommending enhancements to Information Security (IS) policies/requirements.16+ years of experience performing vulnerability/risk analyses of computer systems and applications.16+ years of experience identifying, reporting, and resolv

Information System Security Officer - CI PolyJob Title - Information System Security Officer - CI Poly

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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Herndon, Virginia, USA

Full-time

Piper Companies is seeking an experienced ISSO- CI Polywho can work onsite in Raleigh, NC.The ISSO - CI Poly will be responsible for the lifecycle of Information Systems and once authorized, the ISSO- CI Poly will maintain compliance with all applicable CONMON requirements. Responsibilities of the ISSO - CI Poly include: Plan, manage and provide support to ensure the completion of all assessment and authorization activities per Intelligence Community Directive 503. Maintain compliance with al

Computer Security System SpecialistJob Title - Computer Security System Specialist

GovCIOCompany Name - GovCIO

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Bethesda, Maryland, USA

Full-time

Overview GovCIO is currently hiring for a Computer Security System Specialist for our NIH-CIT proposal. This position will be located in Bethesda, MD and is a remote/hybrid position Responsibilities Communicate, investigate, triage, monitor, and respond to security incidents, events, alerts, and issues according to standard operating procedures and in collaboration with NS Operations Contribute to alert thresholds refinements and contribute to continuous improvements to the Security Section f

Program Security Officer - Clearance RequiredJob Title - Program Security Officer - Clearance Required

SAICCompany Name - SAIC

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Chantilly, Virginia, USA

Full-time

Job ID: 2507076 Location: CHANTILLY, VA, US Date Posted: 2025-07-08 Category: Security Subcategory: Security Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description Who We Are and What We Do: SAIC Security professionals support a collective of over 24,000 employees extending across 20 countries. Our employees are our core, bolstered by 15,000 clearances

Lead Payment Card Industry (PCI) Security AdvisorJob Title - Lead Payment Card Industry (PCI) Security Advisor

Capital OneCompany Name - Capital One

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McLean, Virginia, USA

Full-time

Lead Payment Card Industry (PCI) Security Advisor Cyber Governance and Risk is seeking an associate to develop into a subject matter expert lead within the Payment Card Industry (PCI) team providing consulting to the enterprise regarding the PCI Data Security Standard (PCI DSS) and other applicable PCI Council standards. The associate is responsible for conducting internal assessments in partnership with information security officers, application owners, and service owners with PCI-DSS complian