network security Jobs in district of columbia

101 - 120 of 1,216 Jobs

Cybersecurity EngineerJob Title - Cybersecurity Engineer

LeidosCompany Name - Leidos

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Greenbelt, Maryland, USA

Full-time

Looking for an opportunity to make an impact? Unleash your potential at Leidos, where we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer's success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like an envir

Senior Network EngineerJob Title - Senior Network Engineer

LeidosCompany Name - Leidos

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Lorton, Virginia, USA

Full-time

Description The Multi Domain Solutions Division at Leidos is looking for a Senior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center, deploying and managing a complex network spanning multiple customer sites and the cloud. We are seeking a skilled Senior Network Engineer to design, procure, and install network systems that meet Department of Defense (DoD) specifications. In this role, you will develop network architectures, collaborate with procureme

Junior Network EngineerJob Title - Junior Network Engineer

LeidosCompany Name - Leidos

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Lorton, Virginia, USA

Full-time

The Multi Domain Solutions Division at Leidos is looking for a Junior Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center, managing multiple workstations and network hardware across multiple customer sites and the cloud. We are seeking a skilled Junior Network Engineer to deploy, monitor, and maintain network systems that meet Department of Defense (DoD) specifications. In this role, you will implement secure network architectures, monitor and operate

Senior AWS Cloud Network EngineerJob Title - Senior AWS Cloud Network Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Belvoir, Virginia, USA

Full-time

Job Number: R0219511 AWS Cloud Network Engineer, Senior The Opportunity: A well-designed network is critical to move data and enable our military to achieve their missions, but how can an organization make sure their network will fit their current and evolving needs? Crafting the right network with the right equipment and sof tware requires a combination of technical skill and careful planning. That's why we need you, an experienced network engineer who knows how to develop the exact network fo

Network Operations Center Analyst - 1st ShiftJob Title - Network Operations Center Analyst - 1st Shift

LeidosCompany Name - Leidos

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Arlington, Virginia, USA

Full-time

The Digital Modernization sector within Leidos is seeking a Network Operations Center (NOC) Analyst to support the operational environment for the Compartmented Enterprise Services Office (CESO) NOC. With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services (SWS) environment, which provides secure information sharing to the community, into a more mature service offering to meet the DoD and intelligence communities. As part of thi

Network Engineer, Lead AssociateJob Title - Network Engineer, Lead Associate

PeratonCompany Name - Peraton

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Fort Meade, Maryland, USA

Full-time

Responsibilities Peraton is seeking a Network Engineer to perform as a consultant for leading edge information technologies and methodologies to join our dynamic team in the Annapolis Junction MD., area. Our dynamic team provides full spectrum network connectivity including architecture, engineering, development, integration, deployment, configuration management, project management and network security services to the global enterprise, as well as systems and cloud engineering services for appl

IT Security SpecialistJob Title - IT Security Specialist

Cymertek CorporationCompany Name - Cymertek Corporation

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Tysons, Virginia, USA

Full-time

IT Security Specialist LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a detail-oriented and dedicated IT Security Specialist to join our team and safeguard our organization's digital assets. In this role, you will be responsible for identifying and mitigating security risks, implementing best practices, and ensuring the integrity and confidentiality of sensitive information. The ideal candidate will

Senior Cloud Network EngineerJob Title - Senior Cloud Network Engineer

Credence Management SolutionsCompany Name - Credence Management Solutions

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McLean, Virginia, USA

Full-time

Overview At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge solutions, including AI/ML, enterprise modernization, and advanced intelligence capabilities, to the largest defense and health federal organizations. Through partnership and trust, we increase mission success for war-fighters and secure our nation for a better future. We are privately held, are repeatedly recognized as a top place to work, and have been on the Inc. 5000 Fastest G

Network Engineer/AnalystJob Title - Network Engineer/Analyst

Cornerstone DefenseCompany Name - Cornerstone Defense

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Herndon, Virginia, USA

Full-time

Location: Herndon, Virginia Type: Contract Job #3656 Title: Network Engineer/Analyst 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

Cyber EngineerJob Title - Cyber Engineer

CACI International, Inc.Company Name - CACI International, Inc.

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Reston, Virginia, USA

Full-time

Cyber Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: In this Cyber Engineer role, you will be supporting a wide range of projects to include research and development (R&D) support to a cybersecurity contract focused on protecting our nation's security. Responsibilities: Develop training capabilities on our CACI Cyber Op

Senior Quality Assurance Security Test EngineerJob Title - Senior Quality Assurance Security Test Engineer

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

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Arlington, Virginia, USA

Full-time

Senior Quality Assurance Security Test Engineer This company is looking for a Senior Quality Assurance Security Test Engineer to join their team in Herndon, VA. In this role, you will be responsible for ensuring the quality and security of software applications, primarily within a cloud-based environment. Your duties will include designing, executing, and automating security tests, identifying vulnerabilities, and working closely with development teams to verify, document, and resolve security i

Network Operations Center Analyst - 1st ShiftJob Title - Network Operations Center Analyst - 1st Shift

LeidosCompany Name - Leidos

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Arlington, Virginia, USA

Full-time

Description The Digital Modernization sector within Leidos is seeking a Network Operations Center (NOC) Analyst to support the operational environment for the Compartmented Enterprise Services Office (CESO) NOC. With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services (SWS) environment, which provides secure information sharing to the community, into a more mature service offering to meet the DoD and intelligence communities.

Network Engineer, Senior AdvisorJob Title - Network Engineer, Senior Advisor

PeratonCompany Name - Peraton

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Jessup, Maryland, USA

Full-time

Responsibilities Peraton is seeking a Network Engineer to deliver managed services and production solutions to the customer. The candidate will work as part of a team of engineers spanning multiple disciplines including software, hardware, firmware, communications, and security. Duties of this position include but are not limited to the design, configuration, and maintenance of local and distributed networks and supporting security infrastructure. Qualifications Basic Qualifications: Bachelor

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

Cymertek CorporationCompany Name - Cymertek Corporation

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Tysons, Virginia, USA

Full-time

Information Systems Security Officer (ISSO) LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a detail-oriented and proactive Information Systems Security Officer (ISSO) to support and maintain the security of our information systems. In this role, you will be responsible for ensuring systems operate in compliance with established security policies, procedures, and regulations. You will work closely with t

System AdministratorJob Title - System Administrator

SAICCompany Name - SAIC

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Laurel, Maryland, USA

Full-time

Job ID: 2505510-LAUREL-MD Location: LAUREL, MD, US Date Posted: 2025-05-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC is seeking a System Administrator to support the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Directorate,

iOS Vulnerability Engineer (Software)Job Title - iOS Vulnerability Engineer (Software)

Cymertek CorporationCompany Name - Cymertek Corporation

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Tysons, Virginia, USA

Full-time

iOS Vulnerability Engineer (Software) LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled and innovative iOS Vulnerability Engineer (Software) to join our team and help identify, analyze, and mitigate security vulnerabilities in iOS systems and applications. In this role, you will focus on uncovering potential threats, developing secure solutions, and ensuring the integrity of iOS platfo

Senior Application Security EngineerJob Title - Senior Application Security Engineer

Software Guidance & AssistanceCompany Name - Software Guidance & Assistance

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Rockville, Maryland, USA

Contract

Software Guidance & Assistance, Inc., (SGA), is searching for a Senior Application Security Engineer for a Contract assignment with one of our premier Regulatory clients in Rockville, MD. This role is hybrid (2 days/week Oniste). The main function of senior application security engineer is to plan, coordinate and implement application security practices in each phase of software development life cycle though testing, remediation support, tool evaluation, etc. This role involves in evaluatin

Network EngineerJob Title - Network Engineer

LeidosCompany Name - Leidos

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Lorton, Virginia, USA

Full-time

The Multi Domain Solutions Division at Leidos is looking for a Network Engineer to support a fast-paced program with the Air Force Life Cycle Management Center, managing multiple workstations and network hardware across multiple customer sites and the cloud. We are seeking a skilled Network Engineer to deploy, monitor, and maintain network systems that meet Department of Defense (DoD) specifications. In this role, you will implement secure network architectures, monitor and operate customer netw

Network Security Engineer / Fortinet Contractor - US Permanent Residents Only - Direct OnlyJob Title - Network Security Engineer / Fortinet Contractor - US Permanent Residents Only - Direct Only

Stone SearchCompany Name - Stone Search

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McLean, Virginia, USA

Contract

100% on-site for US Permanent Residents only - No exceptions. Local only please. Onsite interviews required - No exceptions. No agencies please The primary purpose of this role is to lead and implement security engineering specific activities on enterprise infrastructure security systems, services and applications. This role will be responsible for system design; standards based implementation, capacity planning, systems integration, process / procedure development, refinement, and hands ontech

Data Center Engineer (TS/SCI w/ Poly Required) - WashinJob Title - Data Center Engineer (TS/SCI w/ Poly Required) - Washin

DeloitteCompany Name - Deloitte

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Arlington, Virginia, USA

Full-time

Are you looking to make an immediate impact where you can help our clients solve their business challenges? Deloitte's Core Business Operations (CBO) portfolio operates at the center of our client's business. By joining our team, you could help C-suite and program leaders transform their organization and accelerate mission execution through emerging and disruptive technologies, innovative business models, retooled program operations and industry-driven solutions. Recruiting for this role ends o