X Jobs in District of Columbia

261 - 280 of 344 Jobs

Cyber/EW Research Engineer IIJob Title - Cyber/EW Research Engineer II

RTX CorporationCompany Name - RTX Corporation

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Columbia, Maryland, USA

Full-time

Date Posted: 2025-07-24 Country: United States of America Location: MD720: 9861 Broken Land Pkwy Columbia 9861 Broken Land Parkway Suite 400, Columbia, MD, 21046 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Top Secret RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for comm

Oliver Wyman Vector - Software Systems Engineer - Seattle, WAJob Title - Oliver Wyman Vector - Software Systems Engineer - Seattle, WA

Marsh & McLennan CompaniesCompany Name - Marsh & McLennan Companies

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Remote or Seattle, Washington, USA

Full-time

Company: Oliver Wyman Description: TITLE: Software Systems Engineer LOCATION: Seattle, WA OVERVIEW Oliver Wyman Vector is an exceptional and sought-after workplace, driven by our mission to deliver excellence and delight our customers through innovative problem-solving. Our focus on unleashing the potential of our people creates an environment where top talent can thrive both professionally and personally. As we navigate complexity, integrate operations and technology, and prioritize diversit

Senior Systems Engineer Level_IVJob Title - Senior Systems Engineer Level_IV

General DynamicsCompany Name - General Dynamics

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Laurel, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, Information Technology (IT) Systems, Linux, Systems Design, Systems Engineering Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The Senior Systems Engineer IV shall

Sr. Technical Support Engineer, US Government, StrataJob Title - Sr. Technical Support Engineer, US Government, Strata

PaloAlto NetworksCompany Name - PaloAlto Networks

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Reston, Virginia, USA

Full-time

Company Description ** To comply with U.S. federal government requirements, U.S. citizenship is required for this position. ** Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovator

Oliver Wyman - Sr. Lead Data Scientist or Principal Data ScientistJob Title - Oliver Wyman - Sr. Lead Data Scientist or Principal Data Scientist

Marsh & McLennan CompaniesCompany Name - Marsh & McLennan Companies

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Remote or Boston, Massachusetts, USA

Full-time

Company: Oliver Wyman Description: Boston, Chicago, New York, Dallas, Toronto, Montreal Lead Data Scientist WHO WE ARE Oliver Wyman is a global leader in management consulting. With offices in 50+ cities across 30 countries, Oliver Wyman combines deep industry knowledge with specialized expertise in strategy, finance, operations, technology, risk management, and organizational transformation. Our 4000+ professionals help clients optimize their business, improve their IT, operations, and ris

Senior Systems Engineer Level_IVJob Title - Senior Systems Engineer Level_IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Laurel, Maryland, USA

Full-time

System Administrator Level IVJob Title - System Administrator Level IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Laurel, Maryland, USA

Part-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Operating Systems (OS), OS Configuration, PC Installation Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: S ystem A dministrator Level IV Description : Ma

Senior Systems Engineer Level_IVJob Title - Senior Systems Engineer Level_IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Laurel, Maryland, USA

Full-time

Detection Engineer, US Threat Led Defense (USTLD) - USDSJob Title - Detection Engineer, US Threat Led Defense (USTLD) - USDS

TikTokCompany Name - TikTok

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Washington, District of Columbia, USA

Full-time

Location : Washington D.C. Employment Type : Regular Job Code : A109846A Apply to this job Share this listing: Responsibilities About the Team This role role reports to the Threat Led Defense (USTLD) team lead. USTLD's mission is to ensure that the Threat Detection and Response organization can detect and mitigate the most critical threats to our user data, employees, and operations. As a detection engineer, you will onboard, write, and tune detection logic for a variety of network, endpo

Information Security AnalystJob Title - Information Security Analyst

Techno-Comp, Inc.Company Name - Techno-Comp, Inc.

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Remote

Contract

Job Title: Information Security Analyst Work Location: Ashburn VA or Cary NC or Temple Terrace FL (Remote) Duration: Long Term Contract Job Description: LOCATION: Must be 60 miles from Ashburn VA, Cary NC, or Temple Terrace FL. 100% REMOTE MODEL: Night Shift 12:00 AM 08:00 AM EST, 5 days a week, including weekends. Job Duties: Information Security Analysts are the backbone of the Security Operations Center (SOC), providing crucial support to enterprise-level customers.Tier-1 Security Analysts wi

Sr. Technical Support Engineer, US Government, Strata (2pm to 11pm Central Time - Late Shift)Job Title - Sr. Technical Support Engineer, US Government, Strata (2pm to 11pm Central Time - Late Shift)

PaloAlto NetworksCompany Name - PaloAlto Networks

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Reston, Virginia, USA

Full-time

Company Description ** To comply with U.S. federal government requirements, U.S. citizenship is required for this position. ** ** Late shift role (Working Hours 2:00 pm - 11:00 pm Central Time) ** Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging

System Administrator Level IVJob Title - System Administrator Level IV

General DynamicsCompany Name - General Dynamics

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Laurel, Maryland, USA

Part-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Operating Systems (OS), OS Configuration, PC Installation Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Description: Manag

System Administrator Level IVJob Title - System Administrator Level IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Laurel, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Operating Systems (OS), OS Configuration, PC Installation Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Description: Manag

Senior Technical Support Engineer, US Government, XSIAMJob Title - Senior Technical Support Engineer, US Government, XSIAM

PaloAlto NetworksCompany Name - PaloAlto Networks

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Reston, Virginia, USA

Full-time

Linux System AdministratorJob Title - Linux System Administrator

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Leidos is seeking a System Administrator to support a large enterprise IT contract for the DOD. This role requires an individual that has technical experience with administering Linux and Windows servers within a VMware virtual environment. This individual should be detail oriented in order to capture customer inquiries appropriately. This role is responsible for interacting with other administrators to handle service inquiries and problems. Duties include examining customer problems and suggest

Reverse Engineer/Vulnerability ResearcherJob Title - Reverse Engineer/Vulnerability Researcher

RTX CorporationCompany Name - RTX Corporation

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Columbia, Maryland, USA

Full-time

Date Posted: 2025-07-22 Country: United States of America Location: MD720: 9861 Broken Land Pkwy Columbia 9861 Broken Land Parkway Suite 400, Columbia, MD, 21046 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Top Secret For over 70 years, RTX BBN Technologies (BBN) has solved challenging problems through research, e

VDI Endpoint Security Engineer - USDSJob Title - VDI Endpoint Security Engineer - USDS

TikTokCompany Name - TikTok

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Washington, District of Columbia, USA

Full-time

Location : Washington D.C. Employment Type : Regular Job Code : A83716 Apply to this job Share this listing: Responsibilities As a Endpoint Specialist at Tiktok USDS, you will play a crucial role in primarily administering and maintaining our physical and virtual workstations. You will work closely with the IT Support Service department to ensure the smooth deployment and management of Windows and Mac laptops across the organization. In addition, you will work closely with lines of busine

Desktop Systems Engineer - TS/SCIJob Title - Desktop Systems Engineer - TS/SCI

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Information Systems, System Administration, Systems Engineering Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: GDIT is your place. Make it your own by bringing your ideas and unique perspectiv

Network EngineerJob Title - Network Engineer

NightwingCompany Name - Nightwing

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Arlington, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Senior Cyber Capability Developer (Reverse Engineer)Job Title - Senior Cyber Capability Developer (Reverse Engineer)

LeidosCompany Name - Leidos

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Lorton, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' 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. The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the area