101 - 120 of 1,434 Jobs

Senior Storage Engineer

Leidos

Fort Belvoir, Virginia, USA

Full-time

Leidos is seeking a Senior Storage Engineer in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The Sr. Storage Engineer will

Network Engineer

Credence Management Solutions

Dayton, Ohio, USA

Full-time

Overview At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge solutions, including AI/ML, enterprise modernization, and advanced intelligence capabilities, to the largest defense and health federal organizations. Through partnership and trust, we increase mission success for war-fighters and secure our nation for a better future. We are privately held, are repeatedly recognized as a top place to work, and have been on the Inc. 5000 Fastest G

Senior Information Systems Security Officer (ISSO)

American Systems Corporation

Jacksonville, Florida, 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. Responsibilities As a Senior Information Systems Security Officer (Sr ISSO) with AMERICAN SYSTEMS you will have the opportunity to do the following: Ensure the appropriate operational security posture is maintained for an inform

Classified Area Systems Administrator

Leidos

Bridgewater, Virginia, USA

Full-time

Are you a tech enthusiast with a passion for ensuring the seamless operation of classified environments? Leidos Office of the Chief Information Security Officer, aligned to our Defense Systems Sector, is looking for a skilled Classified Area System Administrator to join our team. In this role, you'll play a key part in designing, maintaining, and enhancing our architecture, ensuring compliance with information assurance requirements, and guaranteeing continuity of operations. All of your work wi

Cybersecurity Engineer I

Sierra Nevada Corporation

Remote or Sparks, Nevada, USA

Full-time

Do you have a passion for continuous process improvement and a background in the IT field? We have a great opportunity for you! As a Cybersecurity Engineer I, you will learn the skills and expertise to design, test, and implement our secure operating systems, networks, security monitoring, and tuning. You'll be responsible for the management of our IT security systems and applications, data loss prevention, conducting risk and vulnerability assessments, and developing and implementing security c

ISSO Information Systems Security Officer Lead

Leidos

Camp Springs, Maryland, USA

Full-time

Leidos Digital Modernization Sector has a career opportunity for an ISSO Lead to support the Air Force National Capital Region IT Services program. The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews (JBA), Joint Base Anacostia-Bo

Information Systems Security Officer (ISSO) III - Ramstein, Germany

General Dynamics

Hayward, California, 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: Information Security, Information Security Management, Information System Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Location: Ramstein, Germany The Information Systems Security

Senior Associate, Cyber Intelligence

Harris Corporation

Los Angeles, California, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Network Administrator

Credence Management Solutions

Dayton, Ohio, USA

Full-time

Overview At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge solutions, including AI/ML, enterprise modernization, and advanced intelligence capabilities, to the largest defense and health federal organizations. Through partnership and trust, we increase mission success for war-fighters and secure our nation for a better future. We are privately held, are repeatedly recognized as a top place to work, and have been on the Inc. 5000 Fastest G

Information System Security Manager

Leonardo DRS

San Diego, California, USA

Full-time

DRS Daylight Solutions business provides industry-changing photonic engine technology for government and commercial markets, including defense and security, quantum information sciences, life sciences, and industrial process control. As a laser technology pioneer, Daylight Solutions has delivered more mid-IR systems to more applications world-wide than any other company. Daylight laser solutions span the full spectrum from UV to visible to NIR to mid-IR. At DRS Daylight Solutions, you will be e

Information Systems Security Officer (ISSO) III

General Dynamics Information Technology

Dayton, Ohio, 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: Information Security, Information Security Management, Information System Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: The Information Systems Security Officer (ISSO) is responsib

Cybersecurity ISSO

Leidos

Beavercreek, Ohio, USA

Full-time

Looking for an opportunity to make an impact? Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. 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 sustain

Information Systems Security Officer (ISSO) III

General Dynamics

Dayton, Ohio, 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: Information Security, Information Security Management, Information System Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: The Information Systems Security Officer (ISSO) is responsibl

Information Systems Security Officer (ISSO)

RTX Corporation

San Jose, California, USA

Full-time

Date Posted: 2025-06-04 Country: United States of America Location: CA827: 100 Headquarters Dr San Jose 100 Headquarters Drive , San Jose, CA, 95134 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: TS/SCI with Polygraph Raytheon Company Managed by Collins Aerospace Applied Signal Technology's (AST) Security organization is seeking

Senior Associate, Cyber Intelligence

Harris Corporation

Palm Bay, Florida, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Information Systems Security Officer (ISSO) II

General Dynamics

Dayton, Ohio, 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: Information Security, Information Security Management, Information System Security Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: The ISSO is responsible for ensuring the appropriate operation

Information Systems Security Officer (ISSO) III

General Dynamics Information Technology

Dayton, Ohio, 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: Information Security, Information Security Management, Information System Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: The Information Systems Security Officer (ISSO) is responsibl

Information Systems Security Manager

Leidos

Omaha, Nebraska, USA

Full-time

Join the Leidos Team as an Information Systems Security Manager (ISSM) at Offutt AFB, NE! At Leidos, we are committed to delivering groundbreaking solutions that empower our customers and drive innovation. As part of a large program supporting Air Combat Command's (ACC) Intelligence Surveillance and Reconnaissance (ISR) mission, this role offers a unique opportunity to make a real impact. If you're passionate about cybersecurity and ready to take on exciting challenges, this is the perfect role

Information Systems Security Officer (ISSO) II

General Dynamics Information Technology

Dayton, Ohio, 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: Information Security, Information Security Management, Information System Security Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: The ISSO is responsible for ensuring the appropriate operation

Information Systems Security Officer II (ISSO) - El Segundo, CA

RTX Corporation

California, USA

Full-time

Date Posted: 2025-01-07 Country: United States of America Location: CA320: El Seg.-So. Campus Bldg E01 2000 East El Segundo Boulevard Building E01, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: Secret - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than