21 - 40 of 275 Jobs

Information Systems Security Officer, Staff

American Systems Corporation

Colorado Springs, Colorado, USA

Full-time

Overview AMERICAN SYSTEMS is seeking a professional with 4-6 years of experience and TS/SCI Clearance to be our next ISSO, Staff at Schriever Space Force Base, CO Responsibilities Provide technical and programmatic Information Assurance Services to internal and external customers in support of network and information security systems.Design, develop and implement security requirements within an organization's business processes.Prepare documentation from information obtained from customer usi

Cyber Security Systems Engineer

Lockheed Martin Corporation

Kirtland Air Force Base, New Mexico, USA

Full-time

Job Description What We're Doing: At Lockheed Martin Rotary and Mission Systems (RMS), we are driven by innovation and integrity. We apply the highest standards of business ethics and visionary thinking to push the boundaries of what's possible. As a Lockheed Martin employee, you will have the opportunity to contribute to groundbreaking projects that shape the future of Aerospace and Defense. We value your skills, training, and education, and we are committed to providing a supportive environm

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

RTX Corporation

Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-22 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

Cybersecurity - Information System Security Manager (ISSM)

Boeing Company

Mountain View, California, USA

Full-time

Cybersecurity - Information System Security Manager (ISSM) Company: The Boeing Company The Boeing Company is currently seeking a Cybersecurity - Information System Security Manager (ISSM) to join the team in Mountain View, CA. The selected candidate will rely on cybersecurity and Information Assurance (IA) background to be a technical leader and support Enterprise activities and Boeing customers throughout multiple classified computing domains. The ISSM is responsible for ensuring all Informat

Security Engineer

Leidos

Camp Springs, Maryland, USA

Full-time

Leidos has a career opportunity for a Security Engineer 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-Bolling (JBAB), and othe

Senior Information Systems Security Officer (ISSO) - Goleta, CA,

RTX Corporation

Hollister, California, USA

Full-time

Date Posted: 2025-07-02 Country: United States of America Location: CA601: Goleta (EW) Bldg H01 6380 Hollister Avenue Building H01, Goleta, CA, 93117 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

Sr. Information Security Analyst

General Dynamics

Tyndall Air Force Base, Florida, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Security Controls, Security Policies, Security Standards, System Audits, Vulnerability Assessments Certifications: None Experience: 7 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an Information Security Analyst S

Security Engineer

Leidos

Camp Springs, Maryland, USA

Full-time

Description Leidos has a career opportunity for a Security Engineer 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-Bolling (JBA

Linux Systems Administrator, Sr / Secret / Onsite: Sunnyvale, CA

Lockheed Martin Corporation

Sunnyvale, California, USA

Full-time

Job Description Join our Lockheed Martin team! Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. We are hiring a Linux System Adminis

Network Technician

Apex Systems

South Carolina, USA

Full-time

Job#: 2079394 Job Description: Network Support Technician Location: Shaw AFB, SC 29152 Job Type: 6 month contract to hire Schedule: Panama Schedule (12 hour shifts, 2 on 2 off, 3 on 2 off, 2 on 3 off, night and day shifts) Clearance Required: Active Secret Certifications Required: Active CCNA, CompTIA Security+ and must be willing to get ITILv4 within 90 days of employment Responsibilities: Collect networking metrics for analysis to determine sub-standard network performance. Use extensive ne

Cybersecurity - Information System Security Manager (ISSM)

Boeing Company

Hazelwood, Missouri, USA

Full-time

Cybersecurity - Information System Security Manager (ISSM) Company: The Boeing Company Boeing Classified Cybersecurity is currently seeking a highly motivated Cybersecurity - Information System Security Manager (ISSM) to join the team in either Hazelwood, MO or Berkeley, MO. The selected candidate will rely on cybersecurity and Information Assurance (IA) background to be a technical leader and support Enterprise activities and Boeing customers throughout multiple classified computing domains.

Information Systems Security Officer (ISSO) - Cybersecurity Analyst

BlueHalo

Albuquerque, New Mexico, USA

Full-time

BlueHalo, an AV company, is seeking a highly motivated and experienced Information Systems Security Officer (ISSO) to play a critical role in achieving and maintaining Authorization to Operate (ATO) for information systems. The ISSO candidate will be responsible for evaluating the security posture of assigned systems throughout their lifecycle, ensuring compliance with federal security regulations and frameworks, primarily the National Institute of Standards and Technology (NIST) Risk Management

System Security Engineer

Jacobs

Fort Meade, Maryland, USA

Full-time

Amentum is seeking a highly skilled System Security Engineer to support the design, implementation, and ongoing operations of enterprise security tools-including ACAS (NessTenable.sc), Trellix ePO (formerly McAfee ePolicy Orchestrator), and Microsoft Endpoint Configuration Manager (MECM/SCCM)-in a Department of Defense (DoD) environment. The successful candidate will play a critical role in enhancing cybersecurity posture, ensuring system compliance, and supporting vulnerability management and e

Information System Security Officer

Lockheed Martin Corporation

King of Prussia, Pennsylvania, USA

Full-time

Job Description At Lockheed Martin Rotary and Mission System (RMS), we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach - and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training, and education. Come and experience your future! This position requires the candidate primarily function as the Information System Security Officer (ISSO) for multiple program

Systems Engineer w/ TS/SCI

General Dynamics

Livermore, 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: Systems Engineering Job Qualifications: Skills: Microsoft Windows, Storage, Unix Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a Systems Engineer at GDIT. Here, you'll tailor cutting-edge sol

Cyber Security Engineer - Hybrid Work Opportunity

General Dynamics

Remote or Arlington, Virginia, 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: Cyber Engineering Job Qualifications: Skills: Cyber Defense, Cybersecurity, Information Assurance, Information Technology Security, Network Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: We are GDIT. The people supporting some of the most complex go

Information Systems Security Officer

SAIC

Arlington, Virginia, USA

Full-time

Job ID: 2507985 Location: ARLINGTON, VA, US Date Posted: 2025-07-29 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

Systems Administrator

General Dynamics

McLean, 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 Administration Job Qualifications: Skills: Storage Management, Unix, Windows Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Sr Systems Administrator with GDIT. A career in enterpr

Security Systems Engineer / Specialist

KMS Solutions, LLC

Virginia, USA

Full-time

Security Systems Engineer / Specialist Company Overview: KMS Solutions, LLC is a technical management / solutions company that specializes in engineering, analysis, and cyber security. Founded in 2005, KMS is a certified small business with nearly two decades of experience supporting the Department of Defense as well as many other departments and programs critical to our Nation's security and well-being. KMS is a two-time winner of the USA Today Top Workplaces recognizing quality workplace cul

Full Stack Systems Engineer IT / TS/SCI Poly / Onsite: Littleton, CO

Lockheed Martin Corporation

Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. This Lockheed Martin Enterprise Operations (EO) position will suppor