Information System Security Engineer Jobs

121 - 140 of 14,930 Jobs

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Aurora, Colorado, USA

Full-time

System Security Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement, and maintain security measures that protect our critical systems and data. In this role, you will work closely with cross-functional teams to identify vulnerabilities, develop robust security solutions, and ensure compliance with industry standards

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Chantilly, Virginia, USA

Full-time

System Security Engineer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement, and maintain security measures that protect our critical systems and data. In this role, you will work closely with cross-functional teams to identify vulnerabilities, develop robust security solutions, and ensure compliance with industry standa

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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San Antonio, Texas, USA

Full-time

System Security Engineer LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement, and maintain security measures that protect our critical systems and data. In this role, you will work closely with cross-functional teams to identify vulnerabilities, develop robust security solutions, and ensure compliance with industry stan

Cybersecurity Systems Engineer/Information Systems Security Engineer (ISSE) - TS/SCI w. PolygraphJob Title - Cybersecurity Systems Engineer/Information Systems Security Engineer (ISSE) - TS/SCI w. Polygraph

General DynamicsCompany Name - General Dynamics

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Elkridge, 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: Cyber Security Job Qualifications: Skills: Cybersecurity, Information Security Operations, Information System Security Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: *Position is currently located in Elkridge, MD and will relocate to anothe

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

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

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

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

LeidosCompany Name - Leidos

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Maryland, USA

Full-time

Description 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,

Information Systems Security Officer AssociateJob Title - Information Systems Security Officer Associate

SAICCompany Name - SAIC

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Arlington, Virginia, USA

Full-time

Job ID: 2507975 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: Top Secret Potential for Remote Work: No Description SAIC's Corporate Security Team is looking for an Associate ISSO supporting our team in Arlington, Virginia. The Associate Information Systems Security Officer (ISSO) will have responsibility for supporting th

Information Systems Security Officer, Classified CybersecurityJob Title - Information Systems Security Officer, Classified Cybersecurity

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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King of Prussia, Pennsylvania, USA

Full-time

Job Description This position requires TS/SCI clearance with the ability to obtain a CI polygraph. This position will perform duties as a Classified Cybersecurity Information Systems Security Officer (ISSO) for systems located at the LM Space facility in King of Prussia, PA. The work that Cybersecurity ISSO's do can be summarized in this way: - You will have a direct impact to national security, ultimately contributing to protecting your loved ones - this is dynamic, gratifying and impactful

Information Assurance/Security Specialist (RPA/AI)Job Title - Information Assurance/Security Specialist (RPA/AI)

Metric5Company Name - Metric5

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Washington, District of Columbia, USA

Full-time

Metric5 is seeking a Information Assurance/Security Speccialist (RPA & AI) for an upcoming opportunity. Location: Onsite - Washington, DC Job Description Roles & Responsibilities: Serve as the lead security SME for the BEP RPA program, ensuring all solutions comply with federal and agency-specific security requirements. Administer IT security controls, manage accreditation packages, and support the Authority to Operate (ATO) process for RPA/AI systems and applications. Develop and maintain secur

Information Systems Security Manager (ISSM) IJob Title - Information Systems Security Manager (ISSM) I

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Colorado Springs, Colorado, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cybersecurity, Information Security, Information System Security, Security Evaluations Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: The ISSM's primary function serves as a principal advisor on a

Information Systems Security Manager / Officer (ISSM / ISSO)Job Title - Information Systems Security Manager / Officer (ISSM / ISSO)

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Independence, Kansas, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Assessment and Authorization (A&A), Information System Security, Risk Management, Vulnerability Management Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Information Systems Security Manager / Officer (ISSM / IS

Information Systems Security Manager / Officer (ISSM / ISSO)Job Title - Information Systems Security Manager / Officer (ISSM / ISSO)

General DynamicsCompany Name - General Dynamics

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Hayward, California, USA

Full-time

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

General Dynamics Information TechnologyCompany Name - 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/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 Offi

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

LeidosCompany Name - Leidos

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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 OfficerJob Title - Information Systems Security Officer

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Moorestown, New Jersey, USA

Full-time

Job Description Lockheed Martin is a Cyber Security pioneer, partner, innovator and builder. Our amazing employees are on a mission to make a difference in the world and every single day we use our unique skills and experiences to create, design and build solutions to some of the world's hardest engineering problems. Do you want to be part of a culture that inspires employees to think big, perform with excellence and build incredible products? We provide the resources, inspiration and focus -

Senior Information Systems Security Officer (ISSO) - Tucson, AZJob Title - Senior Information Systems Security Officer (ISSO) - Tucson, AZ

RTX CorporationCompany Name - RTX Corporation

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Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-29 Country: United States of America Location: AZ855: RMS AP Bldg M05 1151 East Hermans Road Building M05, Tucson, AZ, 85756 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: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and

Information Systems Security EngineerJob Title - Information Systems Security Engineer

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

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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

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

Information Systems Security Manager (ISSM) IJob Title - Information Systems Security Manager (ISSM) I

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Colorado Springs, Colorado, USA

Full-time