Senior Network Security Engineer Jobs in Washington

61 - 80 of 664 Jobs

Endpoint Security as a Service (ESS) Engineer/AdministratorJob Title - Endpoint Security as a Service (ESS) Engineer/Administrator

LeidosCompany Name - Leidos

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Washington, District of Columbia, USA

Full-time

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard - where innovation meets mission. What You'll Do As an ESS Engineer and Administrator, you won't just maintain systems - you'll elevate them. You'll be part of a collaborative team that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak performance. You'll also evaluat

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

Information Systems Security EngineerJob Title - Information Systems Security Engineer

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

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Fort Belvoir, Virginia, USA

Full-time

Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementation of security solut

Information System Security Officer - SeniorJob Title - Information System Security Officer - Senior

JacobsCompany Name - Jacobs

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Washington, District of Columbia, USA

Full-time

As a Top Secret cleared Information Systems Security Officer 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 technical information assurance engineering efforts with network/server scanning, patching, mitigation, and compliance cross-checking o

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

Cloud Security EngineerJob Title - Cloud Security Engineer

Cornerstone DefenseCompany Name - Cornerstone Defense

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Herndon, Virginia, USA

Full-time

Location: Herndon, Virginia Type: Contract Job #3713 Title: Cloud Security Engineer Location: Herndon, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team i

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Belvoir, Virginia, USA

Full-time

Job Number: R0221437 Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementat

Sr. Cloud Security ArchitectJob Title - Sr. Cloud Security Architect

INSPYR SolutionsCompany Name - INSPYR Solutions

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Sterling, Virginia, USA

Contract

Position: Sr. Cloud Security Architect Location: Sterling, VA - Hybrid Duration: 6 months Compensation: $80/hr. - 90/hr. Work Requirements: , Holders or Authorized to Work in the U.S.What We Do/ProjectThe Cloud Security Architect is a technology and process focused thought-leader with an emphasis in public cloud architecture and engineering. As a lead member of the cloud security team, the Cloud Security Architect will help support the infosec functions of policy shaping, architectural reviews

Splunk Security EngineerJob Title - Splunk Security Engineer

LeidosCompany Name - Leidos

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Suitland-Silver Hill, Maryland, USA

Full-time

Are you ready to turn your skills into real-world impact? Join Leidos as a Splunk Security Engineer in Suitland, MD and be at the forefront of mission-critical cybersecurity. From defending networks to building scalable automation, your work will shape the response and resilience of national operations. What You'll Do As a core member of our security engineering team, you will: Develop, maintain, and execute automated SOAR playbooks that interact across systems and devicesAnalyze log events, co

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 Systems Security AdministratorJob Title - Senior Systems Security Administrator

Johns Hopkins University AppliedPhysicsLaboratoryCompany Name - Johns Hopkins University AppliedPhysicsLaboratory

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Laurel, Maryland, USA

Full-time

Description Are you interested in creating new IT security capabilities and learning new cybersecurity technologies? Do you want to have a stake in the overall security posture and assessment of the IT infrastructure? If so, we're looking for someone like you to apply and join our team at APL! We are seeking a Senior Systems Security Administrator (SSA) to be part of APL 's Classified IT Services team. We provide technical expertise to meet compliance and security objectives in environments co

Senior Cybersecurity Data Visualization Specialist (Security Clearance) - Remote Work - Local to DC Metro and FLJob Title - Senior Cybersecurity Data Visualization Specialist (Security Clearance) - Remote Work - Local to DC Metro and FL

ICFCompany Name - ICF

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Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced Senior Cybersecurity Data Visualization Specialist 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 Cybersecurity Data Visualization Specialist to support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are ex

Network Security AnalystJob Title - Network Security Analyst

Cymertek CorporationCompany Name - Cymertek Corporation

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Chantilly, Virginia, USA

Full-time

Network Security Analyst LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a detail-oriented and proactive Network Security Analyst to join our cybersecurity team. In this role, you will monitor, analyze, and protect the organization's network infrastructure against potential threats and vulnerabilities. You will be responsible for identifying security risks, responding to incidents, and implementin

F-35 Air Systems Information Assurance Security Engineer Deputy Lead | Active TS/SCI clearanceJob Title - F-35 Air Systems Information Assurance Security Engineer Deputy Lead | Active TS/SCI clearance

General DynamicsCompany Name - General Dynamics

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Arlington, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Air Systems, Information Security, Information Systems Development, Weapons Systems Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an Air Systems Information Assuranc

Technical Security and Signals Countermeasures (TSSC) EngineerJob Title - Technical Security and Signals Countermeasures (TSSC) Engineer

LeidosCompany Name - Leidos

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Bethesda, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Technical Security and Signals Countermeasures (TSSC) 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

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

LeidosCompany Name - Leidos

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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

Mid Security EngineerJob Title - Mid Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0221415 Security Engineer, Mid The Opportunity: We are seeking an experienced Security Engineer to join our Security Operations Center ( SOC ) team. As a Security Engineer, you will provide technical expertise in securing enterprise systems, networks, and data, and will be instrumental in enhancing the agency's security posture in alignment with federal cybersecurity frameworks and compliance requirements. You will work closely with SOC analysts, incident resp ond ers, threat hunte

Cloud Network Security ConsultantJob Title - Cloud Network Security Consultant

GDHCompany Name - GDH

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Remote

Third Party, Contract

Job Description: Our client is seeking a highly skilledCloud Network Security Consultantto join their team on a project basis. This role involves leading the deployment and configuration of virtual firewalls and supporting application separation between production and non-production environments across multiple cloud platforms such as AWS, Azure, and Google Cloud Platform. The ideal candidate will design scalable, cost-efficient, and highly available solutions capable of supporting substantial

National Security System (NSS) EngineerJob Title - National Security System (NSS) Engineer

Evolver FederalCompany Name - Evolver Federal

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Springfield, Virginia, USA

Full-time

Evolver Federal is seeking a National Security System (NSS) Engineer to support its Federal client in Springfield, VA in analyzing and mitigating risk for a portfolio of National Security Systems. The NSS Engineer will review and analyze system design and security architecture documentation as well as security documentation, including System Security Plans (SSPs) to identify areas of noncompliance with security requirements and security risk, also identifying discrepancies among documentation as

Network EngineerJob Title - Network Engineer

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

We are seeking a Network Engineer who is responsible for the design, configuration, maintenance, and optimization of enterprise network environments. This role supports multiple network domains and plays a key part in ensuring secure, reliable, and high-performance connectivity across the organization. The engineer collaborates closely with cybersecurity, systems, and application teams to ensure seamless infrastructure integration and compliance with federal and DoD standards. Leads troubleshoot