Security+ Jobs in District of Columbia

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141 - 160 of 7,203 Jobs

Mid Cybersecurity Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0221208 Cybersecurity Engineer, Mid The Opportunity: Are you looking for an opportunity to share your experience in Cybersecurity to protect and defend critical communications networks ? As a Cybersecurity engineer, you can become an integral part of our team responsible for developing and implementing effective cybersecurity solutions to enable a vital national security system to operate in compliance with the Department of Defense and other requisite security requirements On our t
Posted 19 days ago | Updated 3 hours ago

Splunk Security Engineer

Leidos

•

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
Posted 2 hours ago

COMSEC Specialist

Harmonia Holdings Group, LLC.

•

Washington, District of Columbia, USA

Full-time

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. Job Title: COMSEC Specialist Location: Washington, DC (Onsite) Clearance Requirement: Active TS/SCI Clearance Required We are seeking a COMSEC Specialist to support our Department of State project in Washi
Posted 60+ days ago | Updated 11 hours ago

System Administrator 2

Jacobs

•

Fort Meade, Maryland, USA

Full-time

Your Impact: Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a System Administrator to join our team of passionate individuals in Ft Meade, Maryland. In this role you will support challenging, mission-critical projects that make a direct impact on the nation's security and intelligence mission. Responsibilities: Provide support to IT systems, including monitoring and problem resolution for all client/server/st
Posted 36 days ago | Updated 2 hours ago

Senior Systems Administrator (Windows/Linux)

American Systems Corporation

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Washington, District of Columbia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! Responsibilities As a Senior Systems Administrator, you will: Support on-premises Windows and Linux infrastructure and applications.Provide Tier II support for production and devel
Posted 60+ days ago | Updated 2 hours ago

Help Desk Tech - MIDS - TS/SCI w. CI Polygraph

General Dynamics

•

Annapolis, 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: Help Desk Job Qualifications: Skills: Customer Service, Help Desk Support, Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Help Desk Technician MIDS: 2200-0600 Transform technology into opportunity as a Help Desk Technician w
Posted 34 days ago | Updated 2 hours ago

Fullstack Developer - Backend Specialization

SilverEdge

•

Reston, Virginia, USA

Full-time

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a Fullstack Web Developer - Backend Specialization to join our dynamic team. This individual will play a pivotal role in developing innovative and e
Posted 60+ days ago | Updated 2 hours ago

System Integration Engineer - Clearance Required

Lockheed Martin

•

Fort Meade, Maryland, USA

Full-time

Job ID: 687931BR Date posted: Jun. 10, 2025 Description:This position may be eligible for up to $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets
Posted 11 days ago | Updated 2 hours ago

System Integration Engineer - Clearance Required

Lockheed Martin

•

Fort Meade, Maryland, USA

Full-time

Job ID: 687931BR Date posted: Jun. 10, 2025 Description:This position may be eligible for up to $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets
Posted 11 days ago | Updated moments ago

Service Desk Manager

SAIC

•

Adelphi, Maryland, USA

Full-time

Job ID: 2507414 Location: ADELPHI, MD, US Date Posted: 2025-07-09 Category: Information Technology Subcategory: Technical Svcs Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Service Desk Manager to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of Enterp
Posted 4 days ago | Updated moments ago

Senior Cybersecurity Analyst

SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2506861 Location: WASHINGTON, DC, US Date Posted: 2025-06-20 Category: Cyber Subcategory: Cyber GRC Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is seeking a Senior Cybersecurity Analyst to support a critical U.S. government agency. This senior-level position emphasizes conducting risk assessments, analyzing security incidents, and maintaining
Posted 23 days ago | Updated moments ago

Help Desk Support Service Specialist

TEKsystems c/o Allegis Group

•

Odenton, Maryland, USA

Full-time

Description -Under general supervision, provides second-tier support to end-users for PC, server, mainframe applications and hardware. -Handles problem that the first-tier of help desk support is unable to resolve. -May interact with network services, software systems engineering, and/or applications development to restore service and/or identify and correct core problem. -Simulates or recreates user problems to resolve operating difficulties. -Recommends systems modifications to reduce user pro
Posted 2 days ago | Updated 11 hours ago

Systems Engineer (Microsoft)

General Dynamics

•

Newington, Virginia, 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 Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, Microsoft Windows, Systems Architecture Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as an Systems Engineer (Microsoft) supporting a DOD
Posted 19 days ago | Updated 2 hours ago

Senior Systems Engineer (Linux/OpenShift)

General Dynamics

•

Springfield, Virginia, 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: DevSecOps, Red Hat Enterprise Linux (RHEL), Red Hat OpenShift Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a Senior Systems Engineer (Linux/Op
Posted 7 days ago | Updated 2 hours ago

Systems Engineer - ENG04 - Cleared On-Site

Computer Merchant, Ltd., The

•

Sterling, Virginia, USA

Full-time

JOB TITLE: SYSTEMS ENGINEER LOCATION: STERLING, VA RATE: 95.00-100.00 PER HOUR JOB#: 14876525 REQUIRED SKILLS: Typically requires a bachelor's degree in science, Technology, Engineering, or Mathematics (STEM) and 5 years of prior relevant experience Experience defining system requirements for Agile software development and test teams, ensuring verification through acceptance criteria Engineering experience within the full systems and/or software engineering lifecycles Experience in system req
Posted 3 days ago | Updated 5 hours ago

Mid-Level Network Administrator

Leidos

•

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a Mid-Level Network Administrator on a DISA contract. This role is primarily on the customer site at Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Works with limited supervision to perform configuration of assets to include switches, load balancers, routers, and FirewallsPerform routine maintenance, troubleshooting, updates
Posted 25 days ago | Updated 2 hours ago

Microsoft System Engineer

Accenture LLP

•

Fort Belvoir, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 60+ days ago | Updated 2 hours ago

ICAM Solution Architect

General Dynamics Information Technology

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: Cyber Engineering Job Qualifications: Skills: Cybersecurity, Identity and Access Management (IAM) Operations, Information Technology Security Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: We are seeking an individual with a broad base of experience in Information Techno
Posted 31 days ago | Updated 8 hours ago

IT Maintenance Lead - Top Secret

General Dynamics Information Technology

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Washington, District of Columbia, 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: Help Desk Job Qualifications: Skills: Information Technology (IT) Support, IT Maintenance, Troubleshooting Certifications: Security + - CompTIA Experience: 3 + years of related experience ship Required: Yes Job Description: GDIT has an amazing opportunity for an IT Maintenance Lead to provide world-class IT m
Posted 60+ days ago | Updated 8 hours ago

Network Engineer

Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0218792 Network Engineer The Opportunity: A well-designed network is critical to move data and enable our partner nations 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 software, 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 our partner
Posted 60+ days ago | Updated 3 hours ago