241 - 260 of 730 Jobs

Cybersecurity Systems Engineer

Lockheed Martin Corporation

Colorado Springs, Colorado, USA

Full-time

Job Description As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to 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 envision the impossible, perform with excellence and build incredible produc

Information Systems Security Specialist II (Pending Contract Award) - SBG

Document Storage Systems Inc

Charleston, South Carolina, USA

Full-time

Job Details Level: Experienced Job Location: SBG - Charleston SC - Charleston, SC Position Type: Full Time Education Level: 4 Year Degree Salary Range: Undisclosed Travel Percentage: Up to 25% Job Shift: Day Job Category: Information Technology Description SBG, a DSS, Inc. company, specializing in engineering, information technology, cyber-security, intelligence, and training, is looking for a hard-working results-oriented Information Systems Security Specialist II. We are seeking highly moti

ServiceNow Software Developer (Active TS/SCI with Poly)

General Dynamics

Annapolis, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Communication, Design, Documentations Certifications: CompTIA Security + certified (DoD 8570 IAT Level II) - CompTIA Experience: 5 + years of related experience ship Required: Yes Job Description: Software Developer Advisor Deliver s

Information System Security Officer (ISSO)

Evolver Federal

Bluemont, Virginia, USA

Full-time

Evolver Federal is seeking an Information System Security Officer (ISSO) to support its Federal client in Springfield, VA in managing all aspects of security for assigned National Security Systems (NSS) to ensure the data stored, processed, and transmitted by the assigned system(s) is protected in accordance with the appropriate Agency policies and NIST 800-53 security controls. The successful candidate will have previous experience as an ISSO and Security Control Assessor having documented the

Cybersecurity ISSO (Journeyman)

Torch Technologies Inc.

Kettering, Ohio, USA

Full-time

Thank you for your interest in Torch Technologies. We're an award-winning, 100% employee-owned company based in Huntsville, Alabama. Recognized as a top 100 defense company, we're dedicated to supporting our nation's military. Our guiding principle, "Lighting the Pathway of Freedom," reflects our commitment to excellence, cooperation, integrity, and reliability. As a Certified Evergreen ESOP, our dedication is to continuously develop and maintain our company's success for the next century, secur

Agentic AI UX Engineer

Stellent IT LLC

Watsonville, California, USA

Contract, Third Party

Agentic AI UX Engineer Watsonville, CA, Houston, TX(Hybrid) Phone and Video Long Term Job Description: This is a junior-to-mid-level role for someone interested in how people interact with AI, especially inside tools like Microsoft Word, Excel, Outlook (through Microsoft 365 Copilot). The job is part designer, part developer, and part AI experimenter. You're helping to create smart, AI-powered workflows that make people's work easier and more intuitive. Overview: We are looking for a passi

Cybersecurity, Journeyman ISSO GBM.110

Torch Technologies Inc.

Montgomery, Alabama, USA

Full-time

Thank you for your interest in Torch Technologies. We're an award-winning, 100% employee-owned company based in Huntsville, Alabama. Recognized as a top 100 defense company, we're dedicated to supporting our nation's military. Our guiding principle, "Lighting the Pathway of Freedom," reflects our commitment to excellence, cooperation, integrity, and reliability. As a Certified Evergreen ESOP, our dedication is to continuously develop and maintain our company's success for the next century, secur

Senior Test Engineer - Must have an Active TS/SCI clearance

Motion Recruitment Partners, LLC

Bedford, Massachusetts, USA

Full-time

An advanced aerospace and defense integrator is seeking a Senior Test Engineer to lead the verification, validation, and flight-test strategy for a mission-critical airborne system. This is a full-time opportunity requiring a strong test engineering background supporting DoD C4ISR, avionics, or tactical communications systems. The role supports a major modernization effort through FY25-27 and requires an active TS/SCI clearance. This position will lead the design and execution of testing efforts

Information Systems Security Officer (ISSO)

Aerospace Corporation

Huntsville, Alabama, USA

Full-time

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Information Systems Security Manager - TS/SCI with Polygraph

General Dynamics Information Technology

Bethesda, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cloud:Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), RMF, Xacta (Platform) Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a person

Information Systems Security Manager

Textron, Inc.

Slidell, Louisiana, USA

Full-time

About This Role Provide information systems security support from a managerial and technical standpoint for DoD and Non-DoD classified systems and networks. Standing up and maintaining accreditations for classified systems and networks. Classified Systems & Networks range in complexity and size to include multi-platform computing (Linux, Windows, Solaris, VMWare), virtual environments, and mobile systems. Extensive experience with eMASS, JSIG DCSA DAAPM, DISA STIGs. Assemble and maintain securit

ServiceNow Software Developer (Active TS/SCI with Poly)

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Communication, Design, Documentations Certifications: CompTIA Security + certified (DoD 8570 IAT Level II) - CompTIA Experience: 5 + years of related experience ship Required: Yes Job Description: Software Developer Advisor Deliver s

Elastic Engineer

ALTA IT Services

Springfield, Virginia, USA

Full-time

Elastic Engineer 100% Remote Secret clearance is required to start We are seeking a highly skilled and motivated Elastic Engineer to join our team supporting mission-critical systems for U.S. government clients. The ideal candidate will be responsible for architecting, deploying, configuring, and maintaining Elasticsearch and the Elastic Stack (ELK Stack), enabling real-time analytics, data aggregation, and visualization solutions. This role requires hands-on experience working in secure, regul

Cyber Security Project Engineer- TS/SCI w/ Polygraph

General Dynamics Information Technology

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph 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 Engineering, Information Systems Security Management, ISSO Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Cyber S

Cyber Security Project Engineer- TS/SCI w/ Polygraph

General Dynamics Information Technology

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph 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 Engineering, Information Systems Security Management, ISSO Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Cyber Se

Alt Information System Security Manager, Classified Cybersecurity

Lockheed Martin Corporation

Cape Canaveral, Florida, USA

Full-time

Job Description Final DoD Secret security clearance and the ability to obtain and maintain a Top Secret clearance, Lockheed Martin Space (LMS) is seeking a Cybersecurity Specialist / Alternate Information System Security Manager (ISSM) supporting the Fleet Ballistic Missile (FBM) D5LE2 program. This position is located in Cape Canaveral, FL. The selected candidate will be responsible for leading cybersecurity operations for the D5LE2 program, which will include developing cybersecurity require

Information Systems Security Manager

SAIC

El Segundo, California, USA

Full-time

Job ID: 2507529 Location: EL SEGUNDO, CA, US Date Posted: 2025-07-22 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 is looking for an experienced Information Systems Security Manager (ISSM) to join our team in El Segundo, CA. This role will work full time onsite. Primary Duties: Serves as the primary cybersecurity te

Cybersecurity Engineer (ISSE), Principal

Parsons Services Company

Maryland, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is seeking a Cybersecurity Engineer to join our team of Cyber & Intelligence

Cyber Security Project Engineer- TS/SCI w/ Polygraph

General Dynamics

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph 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 Engineering, Information Systems Security Management, ISSO Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Cyber Se

Project Manager, Senior

Decisionpoint Corporation

District of Columbia, USA

Full-time

Overview The Government Publishing Office (GPO) SecDevOps program provides advanced security, development, and operations support to safeguard federal information systems and infrastructure. This initiative integrates cybersecurity best practices with agile development and IT operations to ensure continuous security, compliance, and resilience across GPO's enterprise IT services. The mission is to protect and enable GPO's digital transformation by delivering secure, scalable, and reliable IT ser