Network Security Architect Jobs in Washington

121 - 140 of 602 Jobs

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Leidos has a career opportunity for a Security Engineer to support the Air Force National Capital Region IT Services program. The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews (JBA), Joint Base Anacostia-Bolling (JBAB), and othe

Senior Security Controls AssessorJob Title - Senior Security Controls Assessor

GuidehouseCompany Name - Guidehouse

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Reston, Virginia, USA

Full-time

Job Family: Technology Consulting Travel Required: Up to 25% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: Guidehouse has an opportunity for a cleared Security Controls Assessor (SCA) Lead to leverage their understanding of IC/DOD Risk Management Frameworks (RMF), continuous monitoring, risk scoring, and risk management experience to lead our team of Assessors in conducting rigorous technical testing of security controls across various domains such as access cont

Lead Security EngineerJob Title - Lead Security Engineer

Apex SystemsCompany Name - Apex Systems

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Washington, District of Columbia, USA

Full-time

Job#: 2077304 Job Description: Apex Systems is seeking a Lead Security Engineer to support the Department of Transportation in Washington DC. If interested, email your resume. Position: Lead Security Engineer Location: 1200 New Jersey Ave SE Washington DC USA 20590 3x onsite, 2x remote Hours: Regular business hours Compensation: $120k-$128k Job Type: Contract to hire Clearance: Must obtain DOT public trust clearance The Lead Security Engineer will assist the Department of Transportation's Cybers

Trellix Endpoint Security EngineerJob Title - Trellix Endpoint Security Engineer

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Leidos has a current job opportunity for an Endpoint Security Solutions (ESS) Engineer on the DISA GSM-O program in Alexandria, VA. An active Secret security clearance and solid experience in Trellix are required. This position provides support to the ESS Lead in operating and maintaining Trellix software and clients for organizations supported by the J6. Activities that this position performs include performing systems analysis, modifying / updating systems based on results of analysis, deploy

Security Analyst -SOC or NOC- Herndon VAJob Title - Security Analyst -SOC or NOC- Herndon VA

Connexions Data IncCompany Name - Connexions Data Inc

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Herndon, Virginia, USA

Contract

Security Analyst Onsite in Herndon, VA Duration - 1 year + Clearance Requirement: Minimum Secret PCL. Facility Clearance Requirement: Minimum Secret FCL. Project Description: Security Operations Center (SOC) Services, Incident Response, Infrastructure/Architecture/Engineering Required Skills: 1-3 years of experience working in a Security Operations Center (SOC) or Network Operations Center (NOC) environment performing security event monitoring and analysis. Experience using SIEM and EDR tech

Information Security Systems EngineerJob Title - Information Security Systems Engineer

LeidosCompany Name - Leidos

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Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Sr. Information Systems Security Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% comp

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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Odenton, Maryland, USA

Full-time

Description Leidos is seeking a Security Engineer to support the execution of strategic, operational, and organizational PPSM objectives. This position can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. The position is primarily on-site, but partial telework may be available at the discretion of our customer and program management. Responsibilities: Ensure compliance with DoD-approved standards, architectures, and guidelines (e.g., DISN) and c

Security AnalystJob Title - Security Analyst

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

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Washington, District of Columbia, USA

Full-time

A growing cybersecurity consulting firm is seeking a Security Analyst to join their expanding team. This is a 6-month contract-to-hire opportunity requiring 3 days onsite in Washington, D.C. Candidates must be able to successfully obtain Public Trust Clearance. You will lead threat detection, incident response, and hunt operations for a high-visibility environment. This role offers the opportunity to drive advanced detection engineering efforts and work directly with executive leadership on ente

Cybersecurity ArchitectJob Title - Cybersecurity Architect

Cymertek CorporationCompany Name - Cymertek Corporation

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Tysons, Virginia, USA

Full-time

Cybersecurity Architect LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for an innovative and strategic Cybersecurity Architect to lead the design and implementation of our organization's security infrastructure. In this role, you will develop comprehensive security architectures, guide technical teams, and ensure our systems are resilient against evolving cyber threats. The ideal candidate is a forward-

Enterprise Security Operations Center (ESOC) at the National (NNSA) Pending OpportunitiesJob Title - Enterprise Security Operations Center (ESOC) at the National (NNSA) Pending Opportunities

SAICCompany Name - SAIC

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Washington, District of Columbia, USA

Full-time

Job ID: 2506240 Location: WASHINGTON, DC, US Date Posted: 2025-05-30 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: DOE Q Potential for Remote Work: No Description SAIC is seeking incumbent and external talent to support the Enterprise Security Operations Center (ESOC) at the National Nuclear Security Administration (NNSA). These positions will provide services to

Security AnalystJob Title - Security Analyst

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

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Arlington, Virginia, USA

Full-time

Security Analyst A growing cybersecurity consulting firm is seeking a Security Analyst to join their expanding team. You will lead threat detection, incident response, and hunt operations for a high-visibility environment. This role offers the opportunity to drive advanced detection engineering efforts and work directly with executive leadership on enterprise security risk. This is a 6-month contract-to-hire opportunity requiring 3 days onsite in Washington, D.C. Candidates must be able to succe

Cloud Security EngineerJob Title - Cloud Security Engineer

Innova Solutions, IncCompany Name - Innova Solutions, Inc

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Manassas, Virginia, USA

Contract, Third Party

A client of Innova Solutions is immediately hiring for a Cloud Security Engineer. Position type: Full time Contract Duration: 6 months Location: Manassas, VA (Hybrid) As a Cloud Security Engineer, you will: Undertake moderately complex projects ensuring the security and compliance of Client s cloud infrastructure, compute, and network resources. You will also contribute to the definition of cloud security controls and policies, within established guidelines; ensuring they are effective and appro

Senior Information System Security Officer - Top Secret with SCI REQUIRED - On Site OnlyJob Title - Senior Information System Security Officer - Top Secret with SCI REQUIRED - On Site Only

Akima, LLCCompany Name - Akima, LLC

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Alexandria, Virginia, USA

Full-time

ADM is looking for a Principal Information Assurance Subject Matter Expert - RMF Admin to work in Alexandria, VA. To join our team of outstanding professionals, apply today! Responsibilities Collaborate with security architects and engineers to design, implement, and maintain secure system architectures.Conduct risk assessments and provide guidance on security control selection and implementation based on NIST guidelines.Work with stakeholders to integrate security engineering best practices i

Security Control AssessorJob Title - Security Control Assessor

Govcio LLCCompany Name - Govcio LLC

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Washington, District of Columbia, USA

Full-time

Overview: GovCIO is currently hiring for Security Control Assessor with a TS/SCI clearance in Washington, DC (4 days onsite, 1 day remote). Responsibilities: Provide an assessment of the severity of weaknesses or deficiencies discovered in the information system and its environment of operation and recommend corrective actions to address identified vulnerabilitiesPrepare the final security assessment report containing the results and findings from the assessment. Prior to initiating the securit

Security Control AssessorJob Title - Security Control Assessor

Govcio LLCCompany Name - Govcio LLC

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Washington, District of Columbia, USA

Full-time

Overview: GovCIO is currently hiring for Security Control Assessor with a TS/SCI clearance in Washington, DC (4 days onsite, 1 day remote). Responsibilities: Provide an assessment of the severity of weaknesses or deficiencies discovered in the information system and its environment of operation and recommend corrective actions to address identified vulnerabilities Prepare the final security assessment report containing the results and findings from the assessment. Prior to initiating the secur

Security Control AssessorJob Title - Security Control Assessor

GovCIOCompany Name - GovCIO

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Washington, District of Columbia, USA

Full-time

Overview GovCIO is currently hiring for Security Control Assessor with a TS/SCI clearance in Washington, DC (4 days onsite, 1 day remote). Responsibilities Provide an assessment of the severity of weaknesses or deficiencies discovered in the information system and its environment of operation and recommend corrective actions to address identified vulnerabilities Prepare the final security assessment report containing the results and findings from the assessment. Prior to initiating the securi

Cloud Security Assessor - ExpertJob Title - Cloud Security Assessor - Expert

GuidehouseCompany Name - Guidehouse

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Reston, Virginia, USA

Full-time

Job Family: Technology Consulting Travel Required: Up to 25% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: The SCA advises key stakeholders, such as the Program Office, Data Owner, and Authorizing Official/Delegated Authorizing Official, concerning the security categorization and impact levels for confidentiality, integrity, and availability of the information on a system. The SCA conducts a comprehensive assessment of the security controls employed within or inh

Information System Security Officer (ISSO) MID-LEVEL (Government)Job Title - Information System Security Officer (ISSO) MID-LEVEL (Government)

AT&T Inc.Company Name - AT&T Inc.

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Chantilly, Virginia, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to

Application Security EngineerJob Title - Application Security Engineer

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

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McLean, Virginia, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking an Application Security Engineer in McLean, VA. REQUIREMENTS: * High School diploma or GED * 6+ years of Information Technology experience * 3+ years of experience with supporting Static Application Security Testing (SAST), Dynamic Application Security Testing (DAST), and IDE Plug-in environments using Veracode and Burp Suite * 2+ years of experience with Java, Python, .NET, or C# * 3+ years of experience using the design and implementation

Senior Information Systems Security Officer (ISSO)Job Title - Senior Information Systems Security Officer (ISSO)

LeidosCompany Name - Leidos

•

Odenton, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company