Information Systems Security Officer Jobs in District of Columbia

1 - 20 of 4,715 Jobs

Information Systems Security OfficerJob Title - Information Systems Security Officer

SAICCompany Name - SAIC

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Arlington, Virginia, USA

Full-time

Job ID: 2507985 Location: ARLINGTON, VA, US Date Posted: 2025-08-05 Category: Cyber Subcategory: Cyber GRC Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description SAIC is seeking an experienced and proactive expert to join our distinguished Information Assurance/Information Security (InfoSec) team. The ideal candidate will exemplify a results-driven attitude and possess th

Sr. Information Systems Security OfficerJob Title - Sr. Information Systems Security Officer

Data Intelligence LLC.Company Name - Data Intelligence LLC.

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Vienna, Virginia, USA

Full-time

Data Intelligence, LLC is seeking a skilled Information Systems Security Officer (ISSO) to support a top-tier federal client engaged in national security and counterterrorism operations. This full-time position, based in Vienna, VA, plays a critical role in securing complex IT systems in a high-visibility, mission-driven environment. The selected candidate will work closely with government and contractor stakeholders to ensure compliance, manage risk, and defend against evolving cyber threats. K

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

Navigant ConsultingCompany Name - Navigant Consulting

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Springfield, Virginia, USA

Full-time

Job Family: IT Cyber Security Travel Required: None Clearance Required: Active Top Secret SCI (TS/SCI) What You Will Do: The ISSO will support a large IC client Security & Infrastructure Office with information and data security procedures and processes. Regular duties will include: Operate within cleared environments to perform Information Assurance specific activities for customer needs and timelines.Perform assessments of systems and networks within the networking environment and identify

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

Information Systems Security Officer - SeniorJob Title - Information Systems Security Officer - Senior

Electronic Consulting Services, Inc (ECS Federal)Company Name - Electronic Consulting Services, Inc (ECS Federal)

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Fairfax, Virginia, USA

Full-time

Job Description ECS is seeking an Information Systems Security Officer - Senior to work remotely . ECS is looking for an experienced Information Systems Security Officer (ISSO) to join our team supporting multiple platforms to attain and/or maintain their ATOs. The ISSO will be critical in protecting our DHS customers' information systems and ensuring compliance with federal cybersecurity regulations and policies. The ideal candidate will have a strong background in federal cybersecurity, with

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

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

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company

Senior Information Systems Security Officer (ISSO-3)Job Title - Senior Information Systems Security Officer (ISSO-3)

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

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

LeidosCompany Name - Leidos

•

Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match

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

LeidosCompany Name - Leidos

•

Maryland, USA

Full-time

Information Systems Security Officer - 15k Sign on Bonus!Job Title - Information Systems Security Officer - 15k Sign on Bonus!

LeidosCompany Name - Leidos

•

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits Leidos Pay and Benefits, including 4 or more weeks Paid Time Off,

Senior Information Systems Security Officer 15k Sign on BonusJob Title - Senior Information Systems Security Officer 15k Sign on Bonus

LeidosCompany Name - Leidos

•

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits Leidos Pay and Benefits, including 4 or more weeks Paid Time Off,

Information Systems Security ManagerJob Title - Information Systems Security Manager

LeidosCompany Name - Leidos

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Bethesda, Maryland, USA

Full-time

Description Leidos' High Fidelity Simulation Business Area is responsible for architecting and implementing large-scale System of Systems solutions in support of world class simulation, training, and analysis products for the US Navy. You will get to work with state-of-the art technology developing the most sophisticated and "game changing" trainers the US Navy deploys. You will be part of a high powered, collegial, and ethical team, performing vital work that has a major impact within the US Na

Information Systems Security EngineerJob Title - Information Systems Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Lorton, Virginia, USA

Full-time

Information Systems Security Engineer The Opportunity: Everyone knows security needs to be "baked in" to a system architecture-you actually know how to bake it in. You can identify and implement ways to harden systems and reduce their attack surface. What if you could use your cyber engineering skills to design and develop secure systems for defense clients? We're looking for an engineer who can create solutions for defense clients that will withstand even the most advanced cyber threats. As a

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Belvoir, Virginia, USA

Full-time

Job Number: R0221437 Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementat

Information Systems Security EngineerJob Title - Information Systems Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

•

Fort Belvoir, Virginia, USA

Full-time

Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementation of security solut

Principal Information Systems Security Engineer (ISSE)Job Title - Principal Information Systems Security Engineer (ISSE)

LeidosCompany Name - Leidos

•

Bethesda, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for Principal Information Systems Security Engineer (ISSE) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% compa

Information Systems Security EngineerJob Title - Information Systems Security Engineer

SAICCompany Name - SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2508038 Location: CHANTILLY, VA, US Date Posted: 2025-07-30 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate will leverage overall system knowl

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Apex SystemsCompany Name - Apex Systems

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Washington, District of Columbia, USA

Full-time

Job#: 2080503 Job Description: Apex Systems is seeking an Information Systems Security Engineer (ISSE) to support the US Airforce at the Pentagon. If interested, email your resume. Position: ISSE Location: Fully onsite @ the Pentagon Hours: M-F 8 hour shift between 6AM-6PM Job type: Long term contract Certifications: Must have Security + Overview: Seeking high-level IT Professionals to provide cyber security and security engineering services including system security engineering, cybersecuri

Information Systems Security Officer (ISSO) - TS/SCI with PolygraphJob Title - Information Systems Security Officer (ISSO) - TS/SCI with Polygraph

General DynamicsCompany Name - General Dynamics

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Washington, District of Columbia, 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: Information Security Job Qualifications: Skills: Computer Security, Information Systems, Information System Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an Information System Security Offic