security Jobs in district of columbia

201 - 220 of 6,030 Jobs

Senior Security & Life Safety TechnicianJob Title - Senior Security & Life Safety Technician

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Description The Multi-Domain Solutions (MDS) division at Leidos is seeking a Senior Security & Life Safety Technician who is responsible for supporting the planning, monitoring, and maintenance of life safety and security systems across all organizational facilities. This role ensures the optimal performance and compliance of fire detection, hazard monitoring, emergency egress, and fire suppression systems. The technician plays a key role in supporting outage response, system documentation, and

Network Security engineerJob Title - Network Security engineer

DMV IT ConsultingCompany Name - DMV IT Consulting

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Washington, District of Columbia, USA

Full-time

Hi Everyone, Please look into the requirement and share me relevant profiles to Role: Network Security engineer Location: DC Duties & Responsibilities:a. Ability to monitor and analyze data traffic patterns within the OCFO network infrastructure;b. Identify network problems and recommend improvements to ensure optimal performance;c. Ability to improve network quality regarding any degradation;d. Ability to enhance security and knowledge of the latest security threats, worms and malware and advi

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

Redhorse CorporationCompany Name - Redhorse Corporation

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Fort Meade, Maryland, USA

Full-time

About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. About the Role Redhorse is seeking a highly skilled Informa

Program Security Officer - Clearance RequiredJob Title - Program Security Officer - Clearance Required

SAICCompany Name - SAIC

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Chantilly, Virginia, USA

Full-time

Job ID: 2507076 Location: CHANTILLY, VA, US Date Posted: 2025-07-31 Category: Security Subcategory: Security Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description Who We Are and What We Do: SAIC Security professionals support a collective of over 24,000 employees extending across 20 countries. Our employees are our core, bolstered by 15,000 clearances

Senior Security & Life Safety TechnicianJob Title - Senior Security & Life Safety Technician

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

Security System EngineerJob Title - Security System Engineer

Oracle CorporationCompany Name - Oracle Corporation

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Reston, Virginia, USA

Full-time

Job Description MUST CURRENTLY HOLD AND HAVE THE ABILITY TO MAINTAIN A US Clearance of TS/SCI with Poly JOB DESCRIPTION As the Information Systems Security Analyst for various programs within GDI, you will serve as the primary subject matter expert leading and assisting all assessment & authorization (A&A) efforts using the NIST Risk Management Framework (RMF) on behalf of various customers across the organization. You will evaluate corporate security related requirements and assess individua

Modernization Information Systems Security Officer - ISSO2Job Title - Modernization Information Systems Security Officer - ISSO2

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Maryland, USA

Full-time

Job Description Who You Are: Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel the customer into the next phase of product suite modernization b

Modernization Information Systems Security Officer - ISSO3Job Title - Modernization Information Systems Security Officer - ISSO3

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Maryland, USA

Full-time

Offensive Security EngineerJob Title - Offensive Security Engineer

Costar GroupCompany Name - Costar Group

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Arlington, Virginia, USA

Full-time

Offensive Security Engineer Job Description Offensive Security Engineer Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the wo

Information System Security OfficerJob Title - Information System Security Officer

Softthink Solutions, Inc.Company Name - Softthink Solutions, Inc.

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Washington, District of Columbia, USA

Contract

Title: Information System Security Officer, ISSO Location: On site Washington, DC. Work authorization: key personnel must have: BS/BA in Computer Science, Information Systems, Software Engineering, or other related analytical, scientific, or technical discipline.Certified Information Systems Security Professional (CISSP) Certification, GIAC EnterpriseVulnerability Assessor, or Certified Information Systems Auditor (CISA) is highly preferred. Experience working as an ISSO in the Federal Governm

Sr. Cybersecurity Engineer - Cloud Security EngineeringJob Title - Sr. Cybersecurity Engineer - Cloud Security Engineering

Visa Inc.Company Name - Visa Inc.

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Ashburn, Virginia, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe

Information Systems Security Manager (ISSM) 2 - TS/SCI w/PolyJob Title - Information Systems Security Manager (ISSM) 2 - TS/SCI w/Poly

JacobsCompany Name - Jacobs

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Fort Meade, Maryland, USA

Full-time

Your Impact: We are seeking an Information Systems Security Manager (ISSM) 2 for a prime contract that is based out of our Columbia, MD office. Responsibilities: Provide management support for a program, organization, system, or enclave's Information Assurance program. Provide management support for proposing, coordinating, implementing, and enforcing Information System Security policies, standards, and methodologies. Manage operational security posture for an Information System or program to

Application Security EngineerJob Title - Application Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221892 Application Security Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a cloud computing infrastructure architect, you know how to take advantage of cloud capabilities. On our team of experienced professionals, you'll use cutting-edge enterprise cloud platforms to support your clients as they modernize their IT infrastructure and meet their most challenging missions. We're looking for someone like you to help support national

Information System Security EngineerJob Title - Information System Security Engineer

Navigant ConsultingCompany Name - Navigant Consulting

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Annapolis, Maryland, USA

Full-time

Job Family: Technology Consulting Travel Required: Up to 10% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: Design, implement, and maintain security solutions for classified and air-gapped environments.Conduct risk assessments and vulnerability analyses to ensure system integrity.Develop and enforce security policies, procedures, and standards.Collaborate with cross-functional teams to integrate security into infrastructure and application development.Support RMF (

Information Systems Security Officer (ISSO) Senior - TS/SCI w/PolyJob Title - Information Systems Security Officer (ISSO) Senior - TS/SCI w/Poly

JacobsCompany Name - Jacobs

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Fort Meade, Maryland, USA

Full-time

Your Impact: Are you searching for a professional environment that encourages personal and educational development and dedication to the mission? Join a team of security experts who are dedicated to protecting and securing our customers' systems at both the enterprise and program level. Our specialists work closely with others in the RMF process to ensure the highest level of security for every system. Amentum is seeking an Information Systems Security Officer (ISSO) Senior for a prime contrac

Senior Security Analyst- Hybrid 3 days onsite Washington D.C.Job Title - Senior Security Analyst- Hybrid 3 days onsite Washington D.C.

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

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Arlington, Virginia, USA

Full-time

Senior Security Analyst This company is a growing cyber security consulting firm seeking a Senior Security Analyst to join a mission-driven team supporting a high-visibility enterprise security program. This role is ideal for an experienced analyst with a strong background in threat detection, incident response, and mentoring junior SOC personnel. The Senior Analyst will lead complex investigations, conduct threat hunting and forensic analysis, and help refine SOC procedures and detection strate

Senior Tenable Security EngineerJob Title - Senior Tenable Security Engineer

ShorePoint, IncCompany Name - ShorePoint, Inc

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Washington, District of Columbia, USA

Full-time

Who we are: ShorePoint is a fast-growing, industry recognized and award-winning cybersecurity services firm with a focus on high-profile, high-threat, private and public-sector customers who demand experience and proven security models to protect their data. ShorePoint subscribes to a work hard, play hard mentality and celebrates individual and company successes. We are passionate about our mission and going above and beyond to deliver for our customers. We are equally passionate about an enviro

Senior Elastic Security Stack ArchitectJob Title - Senior Elastic Security Stack Architect

ShorePoint, IncCompany Name - ShorePoint, Inc

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Washington, District of Columbia, USA

Full-time

Security LeadJob Title - Security Lead

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Description Job Description We are seeking a Security Lead is responsible for overseeing all aspects of security operations at a designated site, ensuring strict adherence to security Standard Operating Procedures (SOPs), federal regulations, and agency-specific policies. This position plays a critical role in the protection of classified and sensitive information and equipment, ensuring compliance with NRO and other federal agency requirements. The Site Security Lead acts as the primary liaiso

Security AnalystJob Title - Security Analyst

Ajace IncCompany Name - Ajace Inc

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Reston, Virginia, USA

Full-time

Description: - Resolve application issues, client communications and actively engage in support and operations - Respond to trouble/support calls for applications in production in order to make quick repair to keep application running in production - Actively participate in all Agile ceremonies. Participate in all team ceremonies including planning, grooming, product demonstration and team retrospectives. - Understand and utilize DevOps tool stack to build, inspect, deploy, test and promote new