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It Security Engineer Jobs In District Of Columbia - 955 Job Positions Available

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Modern Technology Solutions, Inc. jobs

MTSI is seeking a IT Modernization Information Systems Security Engineer whose primary function will be to provide Senior Cloud Information Systems Security Engineer support to the government program manager to Your essential job functions will include but may not be limited

Modern Technology Solutions, Inc.  25 days ago
Bailey Information Technology jobs

Position: IT Security Operations Analyst/Network Engineer Primary Location: Washington, DC 20534 Shift: Monday–Friday, 8-hour shift Clearance Required: Public Trust Clearance — must be able to obtain and maintain prior to performance RESPONSIBILITIES Work with the Patch Management Team to

Bailey Information Technology  26 days ago
AnaVation jobs

Be Challenged and Make a Difference In a world of technology, people make the difference. We believe if we invest in great people, then great things will happen. At AnaVation, we provide unmatched value to our

AnaVation  8 days ago
The Nuclear Company jobs

The Nuclear Company is the fastest growing startup in the nuclear and energy space creating a never before seen fleet-scale approach to building nuclear reactors. Through its design-once, build-many approach and coalition building across communities, regulators, and

The Nuclear Company  28 days ago
The Nuclear Company jobs

The Nuclear Company is the fastest growing startup in the nuclear and energy space creating a never before seen fleet-scale approach to building nuclear reactors. Through its design-once, build-many approach and coalition building across communities, regulators, and

The Nuclear Company  28 days ago
ManTech jobs

General information Requisition # R68707 Locations USA-DC-Washington Posting Date 06/17/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the

ManTech  26 days ago
Essnova Solutions, Inc. jobs

Location: Washington, DC Metropolitan Area (Hybrid) Employment Type: Full-Time Clearance: Public Trust (Tier 2) or ability to obtain* About Essnova Solutions Essnova Solutions is a growing technology consulting firm delivering innovative IT, cloud, cybersecurity, engineering, and digital

Essnova Solutions, Inc.  22 days ago
Nationwide IT Services jobs

Position Title: Web Developer Security Engineer Clearance Requirement: Public Trust (Tier 2) Location: Remote/Hybrid (as approved by customer) Position Overview: Nationwide IT Services (NIS) is seeking a Web Developer Security Engineer to support application security initiatives across web applications, APIs, and the

Nationwide IT Services  21 days ago
Booz Allen Hamilton jobs

Security Engineer and Firewall SME The Opportunity: A well-designed network is critical to move data and enable the U.S. government to achieve their mission, but how can an organization make sure their network will fit their current and

Booz Allen Hamilton  18 days ago
Booz Allen Hamilton jobs

Security Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in security engineering to safeguard our nation? As a systems security and network security engineer, you can identify the security architecture and tools needed to assess vulnerabilities and

Booz Allen Hamilton  14 days ago
Peraton jobs

Responsibilities Peraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Washington D.C. Responsibilities include: Design, implement, and maintain enterprise security architectures aligned with NIST RMF, DoD STIGs, CIS benchmarks, and organizational cybersecurity policies.

Peraton  14 days ago
AT&T jobs

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. Join AT&T and reimagine the communications and technologies that connect the

AT&T  13 days ago
Acuity, Inc. jobs

Overview Looking to make a difference, to help keep people safe, or even to save lives through your work with technology? Join Acuity’s team of experts to have an impact on our government’s critical missions. Acuity,

Acuity, Inc.  11 days ago
Medtronic jobs

We anticipate the application window for this opening will close on - 25 Jul 2026 Careers that change lives start here. Medtronic is a global leader in healthcare technology with a Mission to alleviate pain, restore

Medtronic  10 days ago
Edgewater Federal Solutions jobs

Overview Edgewater is currently seeking a hands-on Senior Security Architect/Azure Cloud Security Engineer to support secure Azure development, application modernization, and cloud migration of our federal customer in the Washington DC area. This is a hybrid position with a

Edgewater Federal Solutions  7 days ago
MicroTech jobs

Overview The Web Developer Security Engineer is responsible for securing mission-critical web applications, APIs, and supporting cloud services by integrating security throughout the Software Development Lifecycle (SDLC). This position provides application security engineering, vulnerability management, security monitoring, DevSecOps integration, compliance support,

MicroTech  7 days ago
Deloitte jobs

Cloud Security Engineer (Secret Clearance) Engineering and Product | Software Engineering Same job available in 3 locations Arlington/Rosslyn, Virginia, United States Baltimore, Maryland, United States Washington, District of Columbia, United States Position Summary Cloud environments continue to transform

Deloitte  3 days ago
Microsoft jobs

Overview The Microsoft Windows Security team is looking for a learn-it-all security engineer that will help secure Microsoft Windows products and devices, with focus on offensive security and security engineering & mitigations for Windows. The Windows Security team is responsible for securing the

Microsoft  2 days ago
Microsoft jobs

Overview Senior Security Engineer and Principal Security Engineer (Multiple Positions) The Microsoft Windows Security team is looking for learn-it-all security engineers that will help secure Microsoft Windows products and devices, with focus on offensive security and security engineering & mitigations for Windows. The Windows Security team is

Microsoft  2 days ago
Microsoft jobs

Overview The Cloud & AI organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring

Microsoft  2 days ago

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