441 - 460 of 687 Jobs

Senior System Administrator

RTX Corporation

Spencer, Massachusetts, USA

Full-time

Date Posted: 2025-07-18 Country: United States of America Location: MA312: Woburn MA 235 Presidential 235 Presidential Way Spencer Building 26, Woburn, MA, 01801 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 Senior System Administrator Woburn, MA, must have an active secret clearance, 100% onsite, we offer r

Cloud Security Assessor - Expert

Guidehouse

Reston, Virginia, USA

Full-time

Job Family: Technology Consulting Travel Required: Up to 25% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: The SCA advises key stakeholders, such as the Program Office, Data Owner, and Authorizing Official/Delegated Authorizing Official, concerning the security categorization and impact levels for confidentiality, integrity, and availability of the information on a system. The SCA conducts a comprehensive assessment of the security controls employed within or inh

Information Systems Security Manager (ISSM) III

General Dynamics

Fort Walton Beach, Florida, 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: 10 + years of related experience ship Required: Yes Job Description: The ISSM 's primary function serves as a principal advisor on

Information Systems Analyst / Secret / King of Prussia, PA

Lockheed Martin Corporation

King of Prussia, Pennsylvania, USA

Full-time

Job Description This position requires an active Secret clearance. Lockheed Martin Space Information Systems Analyst position will support military Space Programs. This position receives day-to-day operations guidance from program staff and will report to the FBM IS Classified IT Ops Manager. Responsibilities include: Perform successful root cause analysis for problem resolution in Windows and Linux environments Analyzing and assessing server performance, storage capacity and planning for fut

Senior Principal RF Engineer

BlueHalo

Huntsville, Alabama, USA

Full-time

BlueHalo (now an AV company) is looking for a Senior Principal RF Engineer to join the Kinetic Interceptor team. The Senior Principal RF Engineering role will work across a broad range of disciplines with an emphasis on product development, analysis and testing, and system integration. Responsibilities include developing and evaluating RF seeker design efforts, scheduling and planning required tasks, leading and mentoring a diverse team and leading integration efforts to support milestone review

Associate Manager, Information Systems Security Manager (ISSM)

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)

Radiance Technologies

Maryland, USA

Full-time

Radiance Technologies, a 100% employee-owned company, is seeking a Journeyman Information Systems Security Officer (ISSO) to support cybersecurity operations for the Project Manager for Cyber and Space (PM C&S) within the Program Executive Office for Intelligence, Electronic Warfare, and Sensors (PEO IEW&S). The ISSO will assist in safeguarding DoD information systems, ensuring cybersecurity compliance, and implementing DoD cyber policies and standards throughout system lifecycles. This position

Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, CO 1

Harris Corporation

Colorado Springs, Colorado, 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 Manager (ISSM) 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 Assurance, Information Security, Network Security, Security Requirements, System Security Certifications: None Experience: 7 + years of related experience ship Required: Yes Job Description: Information Security Analyst Advisor ISSM

Program Manager

Electronic Consulting Services, Inc (ECS Federal)

Fairfax, Virginia, USA

Full-time

Job Description ECS is seeking a Program Manager to work in our Fairfax, VA office. We are seeking an experienced Program Manager with a specialty in Network and Computer Systems Administration (SME) to lead our Security Operations Support (SecOps) team under a mission-critical federal contract. This dual-role position combines subject matter expertise in secure infrastructure with program management leadership - delivering operational excellence, strengthening customer relationships, and driv

Principal Information Systems Security Engineer (ISSE)

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

Cybersecurity Systems Engineer

Lockheed Martin Corporation

Colorado Springs, Colorado, USA

Full-time

Job Description Responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. Conduct cyber risk assessment activities including threat modeling, vulnerability analysis and analysis of mitigation solutions. Coordinates and addresses Supply Chain risk management concerns. Develop, evaluate and analyze design constrains, trade-offs and detailed system and security design as they pertain to the Cyber domain

Information Systems Security Officer - Senior

Electronic Consulting Services, Inc (ECS Federal)

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

Enterprise Engineer

General Dynamics

Sierra Vista, Arizona, 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: Systems Engineering Job Qualifications: Skills: Cisco, DISA STIG, Junos OS, Security Hardening, VMware vCenter Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Systems Engineer Advisor - JMSA Enterprise Engineer Deliver simple solutions to complex problems as a Systems

Director of Cyber and Technology Risk Oversight

3M Company

Remote or Maplewood, Minnesota, USA

Full-time

Job Description: Cyber and Technology Risk Oversight: Collaborate with Innovative 3Mers Around the World Choosing where to start and grow your career has a major impact on your professional and personal life, so it's equally important you know that the company that you choose to work at, and its leaders, will support and guide you. With a wide variety of people, global locations, technologies and products, 3M is a place where you can collaborate with other curious, creative 3Mers. This positi

Information Systems Security Engineer (ISSE)

RTX Corporation

San Jose, California, USA

Full-time

Date Posted: 2025-06-25 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: DoD Clearance: TS/SCI Applied Signal Technology (AST) is seeking an Information Systems Security Engineer who strives for excellence and

Principal Information Systems Security Engineer (ISSE)

Leidos

Bethesda, Maryland, USA

Full-time

Description 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 wit

Information Assurance Specialist

Decisionpoint Corporation

Scott Air Force Base, Illinois, USA

Full-time

Overview DecisionPoint Corporation is seeking a Cyber Security Engineer/Information Assurance Subject Matter Expert (SME) to join the Transportation Geospatial Information System (TGIS) contract. The Cyber SME will focus on completing the IA and Cybersecurity requirements necessary to harden system resources; evaluate and recommend remediations/mitigations of non-compliant STIGs and vulnerability scans; accomplish Fortify scans/reports and collaborate with developers for remediation/mitigations;

Information Assurance Specialist

Decisionpoint Corporation

Scott Air Force Base, Illinois, USA

Full-time

Overview DecisionPoint Corporation is seeking a Cyber Security Engineer/Information Assurance Subject Matter Expert (SME) to join the Transportation Geospatial Information System (TGIS) contract. The Cyber SME will focus on completing the IA and Cybersecurity requirements necessary to harden system resources; evaluate and recommend remediations/mitigations of non-compliant STIGs and vulnerability scans; accomplish Fortify scans/reports and collaborate with developers for remediation/mitigations;

Mainframe Senior z\OS Administrator ISA II

Illinois Secretary of State

Springfield, Illinois, USA

Full-time

Office of the Illinois Secretary of State Alexi Giannoulias Job Title: Mainframe Senior z/OS Administrator (ISA II) Division: Systems and Programming Union: IFT Location: 501 S Second St, Springfield, IL - Sangamon County (On-Site) Salary: $12,500.00 monthly Overview: We are seeking a highly skilled and experienced Senior Z/OS Systems Programmer. The ideal candidate will be fluent in Z/OS administration, storage management, and hardware management. As a Senior Z/OS Systems Programmer, you w