network security Jobs in washington

541 - 560 of 1,109 Jobs

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

SilverEdgeCompany Name - SilverEdge

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Maryland, USA

Full-time

Overview SilverEdge Government Solutions is seeking a Senior Information System Security Officer to assist the ISSMs in meeting their duties and responsibilities. Implement and enforce all DoD Information Systems and Platform IT system cybersecurity policies and procedures, as defined by cybersecurity-related documentation. Ensure that all users have the requisite security clearances and access authorization and are aware of their cybersecurity responsibilities for DoD IS and PIT systems under

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at each site by working with the Information Security Offices to design, implement, and support defensive security solutions that safeguard mission-critical systems and data. The ideal candidate will have deep expertise in cyber threat research, vulnerability assessment, and secure software development practices. This role focuses on protecting networks, data, and

FLEX Cloud Infrastructure Security Automation EngineerJob Title - FLEX Cloud Infrastructure Security Automation Engineer

Marriott InternationalCompany Name - Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. CLOUD INFRASTRUCTURE SECURITY AUTOMATION ENGINEER Experience in securing Windows and Linux through hardening components according to CIS benchmark or similar standards Demonstrable expertise in DevOps engineering, systems engineering, with a background in computer science and/or software development Demonstrable skill in DevOps automation, GitOps, and pipeline development using tools like Jenkins or Harness, Git, and Ansible Script development expe

Cyber Threat Intel AnalystJob Title - Cyber Threat Intel Analyst

LeidosCompany Name - Leidos

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Ashburn, Virginia, USA

Full-time

The U.S. Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a U.S. Government program responsible to prevent, identify, contain and eradicate cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial internet connection, public facing websites, wireless, mobile/cellular, various cloud environment

Enterprise AnalystJob Title - Enterprise Analyst

HalvikCompany Name - Halvik

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Alexandria, Virginia, USA

Full-time

Halvik Corp delivers a wide range of services to 13 executive agencies and 15 independent agencies. Halvik is a highly successful WOB business with more than 50 prime contracts and 500+ professionals delivering Digital Services, Advanced Analytics, Artificial Intelligence/Machine Learning, Cyber Security and Cutting Edge Technology across the US Government. Be a part of something special! Halvik is seeking a mid-level Enterprise Analyst, who can work flexible shifts throughout the week and one (

Senior Network Support Engineer - FederalJob Title - Senior Network Support Engineer - Federal

Cisco Systems, Inc.Company Name - Cisco Systems, Inc.

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Remote or Austin, Texas, USA

Full-time

Who We Are Cisco ThousandEyes is a Digital Experience Assurance platform that empowers organizations to deliver flawless digital experiences across every network - even the ones they don't own. Powered by AI and an unmatched set of cloud, internet and enterprise network telemetry data, ThousandEyes enables IT teams to proactively detect, diagnose, and remediate issues - before they impact end- user experiences. ThousandEyes is deeply integrated across the entire Cisco technology portfolio and

Senior Target Digital Network AnalystJob Title - Senior Target Digital Network Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0217357 Target Digital Network Analyst, Senior The Opportunity: Do you have strong analytic skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national security, and inform our nation's leaders? As a network and access discovery analyst, you will use your spe cia lized te chn ical experience to support cyber space operations and intelligence collection to enable the success of mission owners. As an a

Information Systems Security Officer (ISSO3) (Government)Job Title - Information Systems Security Officer (ISSO3) (Government)

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

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Columbia, Maryland, USA

Full-time

Job Description: 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 our customers' mission. MAROONMIDNIGHTS (MMN) Provide IT support and solutions developed for National Cryptologic University classified training

(USA) Staff, Software EngineerJob Title - (USA) Staff, Software Engineer

Walmart Inc.Company Name - Walmart Inc.

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Remote or Dallas, Texas, USA

Full-time

Position Summary Are you a seasoned software engineer with a passion for cloud technologies and innovation? Join our dynamic Software and Services team as a Staff Software Engineer at Walmart/VIZIO. This role offers the chance to work on cutting-edge cloud applications and services, making a significant impact on our technology landscape. What you'll do About the Team The Software and Services team at Walmart/VIZIO drives the development and implementation of advanced software solutions, ensu

Senior Information Systems Security Officer 15k Sign on BonusJob Title - Senior Information Systems Security Officer 15k Sign on Bonus

LeidosCompany Name - Leidos

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Annapolis, 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 Leidos Pay and Benefits, including 4 or more weeks Paid Time Off,

Information Systems Security Officer - 15k Sign on Bonus!Job Title - Information Systems Security Officer - 15k Sign on Bonus!

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Information System Security Engineer 2Job Title - Information System Security Engineer 2

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

ORANGE you glad that you chose RealmOne? RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as we execute t

AV Security EngineerJob Title - AV Security Engineer

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leading AV operati

Information System Security Engineer 3Job Title - Information System Security Engineer 3

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

Security Engineer - Senior Lead Top-Secret ClearanceJob Title - Security Engineer - Senior Lead Top-Secret Clearance

H & R Computer Consulting ServicesCompany Name - H & R Computer Consulting Services

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Washington, District of Columbia, USA

Full-time

Job Title: Security Engineer - Senior - LeadLocation: Washington, DCCertification Required: Certified Information Systems Security Professional ( CISSP ) or Information Systems Security Engineering Professional (ISSEP) and Microsoft Certified Cybersecurity Architect ExpertClearance Required: Active Top-Secret (TS)Salary: $150K-$175KApplication Deadline: Aug. 30, 2025To apply, please follow these steps: Visit .Select the position you are interested in.Review the job details, then click Apply Now

Senior Infrastructure EngineerJob Title - Senior Infrastructure Engineer

Aditi ConsultingCompany Name - Aditi Consulting

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Remote or Dallas, Texas, USA

Contract

Salary: $120k - $130k/yr. Summary: Senior IT/OT Infrastructure Engineer for a contract engagement. This role requires a subject matter expert to support the convergence of our Information Technology (IT) and Operational Technology (OT) infrastructure. Food and Beverage is looking for an outstanding Infrastructure Engineer with a strong focus on IT and OT infrastructure, network security, and cloud experience to work with the Global Networks team. This role requires a subject matter expert to sup

AV Security EngineerJob Title - AV Security Engineer

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leadin

IT Security AnalystJob Title - IT Security Analyst

Decisionpoint CorporationCompany Name - Decisionpoint Corporation

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Joint Base Andrews, Maryland, USA

Full-time

Overview DecisionPoint Corporation is seeking an IT Security Analyst to join our US Air Force team supporting the defense of USAF infrastructure (AFIN) at the base level. This position is onsite at JB Andrews. Duties & Responsibilities The contractor shall provide Functional Mission Analysis-Cyber assistance to identify weapon system's critical information technology architecture and supporting infrastructure that aids in the warfighting mission. Contractor shall perform Information Security Ana

Senior Advanced Network Design EngineerJob Title - Senior Advanced Network Design Engineer

General DynamicsCompany Name - General Dynamics

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Maryland, USA

Full-time

Basic Qualifications EDUCATION REQUIREMENTS: Requires a Bachelor's degree in Engineering, or a related Science or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified informat

Data Center Technician - CTJ - PolyJob Title - Data Center Technician - CTJ - Poly

Microsoft CorporationCompany Name - Microsoft Corporation

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Annapolis, Maryland, USA

Full-time

Our U.S. Government Airgap team at Microsoft is looking for a Data Center Technician (DCT) to cover the night shift. As a DCT on this team, you will perform a key role in delivering the core infrastructure and foundational technologies for Microsoft's dedicated online services supporting the U.S. Government. You will demonstrate expertise in standard processes and procedures for preparing, installing, performing diagnostics, troubleshooting, replacing, and/or decommissioning equipment, as well