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Information Systems Security Engineer jobs in littleton USA

280 information systems security engineer jobs found in littleton: showing 1 - 50

Senior Engineer - Amazon Connect
Company: EchoStar |

Location: Englewood, CO, USA

| Salary: US$96250 per year | Date posted: 25 Jun 2026
into internal systems. Deploy and orchestrate agentic AI systems utilizing Large Language Models via Amazon Bedrock, including RAG... with advanced telephony systems. Sophisticated AI application skills, specifically in implementing Retrieval-Augmented Generation
Circuit Design Engineer Ii, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$91700 - 158815 per year | Date posted: 25 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Circuit Design Engineer Iv, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 25 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Systems Engineer - Ts Clearance Required
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 25 Jun 2026
Time off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit RMS Security Clearance Top Secret with Investigation or CV date within 5 years Shift
Circuit Design Engineer Ii, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$91700 - 158815 per year | Date posted: 25 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Project Engineer - Modeling & Simulation
Company: Lockheed Martin |

Location: Englewood, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 25 Jun 2026
, understanding, and application of data visualization, modeling, probabilistic & statistical assessments, and information systems... with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information
Systems Engineer Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 25 Jun 2026
is looking for a Systems Engineer Staff in support of system design and architecture. What does this role look like? In this role, you may... from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires
Hardware Systems Engineer - Ts Clearance Required
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 25 Jun 2026
Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration...LMCareers Business Unit RMS Security Clearance Top Secret with Investigation or CV date within 5 years Shift
Circuit Design Engineer Iv, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 24 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Project Engineer - Configuration Data Management
Company: Lockheed Martin |

Location: Titusville, FL - Littleton, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 24 Jun 2026
from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
Systems Engineer, Senior - Flight Test
Company: Lockheed Martin |

Location: Littleton, CO - King of Prussia, PA, USA

| Salary: US$102800 - 178135 per year | Date posted: 24 Jun 2026
) is looking for an resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Senior Systems Engineer... Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration
Aerospace Engineer Ii - Aircraft Certification
Company: Sierra Nevada Corporation |

Location: Englewood, CO, USA

| Salary: US$94345.12 - 129724.54 per year | Date posted: 24 Jun 2026
. As an aerospace engineer in aircraft certification, you will help certify cutting edge products and services with various aircraft... regulators. These products cover a very wide range from advanced mission payloads and electronic systems through highly
Project Engineer - Configuration Data Management
Company: Lockheed Martin |

Location: Titusville, FL - Littleton, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 24 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
System Engineer, Senior - Mbse
Company: Lockheed Martin |

Location: Littleton, CO - King of Prussia, PA, USA

| Salary: US$102800 - 178135 per year | Date posted: 24 Jun 2026
) is looking for an resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Systems Engineer... of Systems Architecture Active or Current Secret Security Clearance with the eligibility to obtain a Top Secret Security
D5le2 Test Missile Integrator
Company: Lockheed Martin |

Location: Littleton, CO - Englewood, CO, USA

| Salary: unspecified | Date posted: 24 Jun 2026
Time off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Project Engineer, Senior - Configuration Data Management
Company: Lockheed Martin |

Location: Titusville, FL - Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 24 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
Project Engineer - Configuration Data Management
Company: Lockheed Martin |

Location: Titusville, FL - Littleton, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 24 Jun 2026
from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
Software Engineer Staff - Space Protection Programs
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 23 Jun 2026
environment Active TS Security Clearance Desired skills Knowledge of embedded systems architectures and test experience... off benefits. Security Clearance Information This position requires a government security clearance
Reentry Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 23 Jun 2026
solution between teams. The Reentry Systems Engineer will: Focus on Electrical interfaces between systems and subsystems... with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information
Propulsion Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 23 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Systems Engineer, Senior
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 23 Jun 2026
by joining the Systems Engineering Integration and Test (SEIT) team as a Systems Engineer. The SEIT Requirements and Verification... missile subsystems into the flight vehicle design. As a Systems Engineer for Requirements and Verification on the FBM Life
Systems Engineer - Requirements And Verification Sr
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 22 Jun 2026
) team as a Systems Engineer. The SEIT Requirements and Verification team handles all System level requirements for the.... As a Systems Engineer for Requirements and Verification on the FBM Life Extension 2 (LE2) program, you will: Develop/analyze
Voice Network Engineer Ii
Company: Sierra Nevada Corporation |

Location: Englewood, CO, USA

| Salary: US$82039.23 - 112803.95 per year | Date posted: 22 Jun 2026
Engineer II, you will enhance your expertise in managing and troubleshooting complex network systems. Your role will involve... management, finance and accounting, operations, human resources, legal, IT, information security, facilities, marketing
Senior Digital Signal Processing (dsp) Engineer
Company: SEAKR Engineering |

Location: Englewood, CO, USA

| Salary: US$130000 - 185000 per year | Date posted: 20 Jun 2026
systems. Candidate will have experience implementing DSP algorithms in hardware including: Algorithm prototyping in MATLAB... Software Defined Radio Channelization/Reconstruction Array processing Radar AI Engines Active TS security clearance
Thermal Engineer Senior (level 3)
Company: Lockheed Martin |

Location: Huntsville, AL - Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 20 Jun 2026
through our 21st Century Security vision. We don't just build systems - we engineer survivability, performance... from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires
Responsible Systems Engineer / Systems Integrator
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 20 Jun 2026
a better tomorrow with you. Lockheed Martin (LM) is looking for a Systems Integrator/ Responsible Systems Engineer (SI/RSE) to work... responsible systems engineer or certified product engineer Ability to interact with system/ segment developers to ensure mission
Project Engineer Senior - Configuration Management
Company: Lockheed Martin |

Location: Englewood, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 20 Jun 2026
technologies to our customers while maintaining the technical requirements of the strategic deterrence. As a Systems Engineer... Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration
Project Engineer Iv, Avionics
Company: Lockheed Martin |

Location: Littleton, CO - Englewood, CO, USA

| Salary: unspecified | Date posted: 19 Jun 2026
Time off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
System Security Engineering Integration Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Jun 2026
the technical requirements of the strategic deterrence. We are seeking a highly skilled Systems Engineer to support the... System Program team facilitate identification of critical program information and ensure that security engineering
Asc. Mechanical Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$66200 - 114655 per year | Date posted: 19 Jun 2026
from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Electronics Engineer V, Responsible Product Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 19 Jun 2026
LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area... Engineer where you will work on the development of a sophisticated state-of-the-art avionics product in a world class
Circuit Design Engineer Iii
Company: Lockheed Martin |

Location: Littleton, CO - Englewood, CO, USA

| Salary: US$111700 - 193660 per year | Date posted: 18 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
System Security Engineering Integration Engineer
Company: Lockheed Martin |

Location: Littleton, CO - King of Prussia, PA, USA

| Salary: US$102800 - 178135 per year | Date posted: 18 Jun 2026
the technical requirements of the strategic deterrence. We are seeking a highly skilled Systems Engineer to support the... System Program team facilitate identification of critical program information and ensure that security engineering
Sr. Mechanical Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 18 Jun 2026
LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area... Professional Req Type Full-Time Job Description Space is a critical domain, connecting our technologies, our security
Orion Senior Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 18 Jun 2026
Systems Engineer. Be a part of the Artemis and Orion teams taking astronauts to the Moon and beyond. As a Senior Systems...LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area
Orion Systems Engineer: Test And Verification
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 18 Jun 2026
LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area... Space Department 71N3A00:HSE Sys Eng Job Class Systems Engineering: Other Job Category Experienced Professional
Senior Software Engineer (level Iii) - Top Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$107300 - 185840 per year | Date posted: 18 Jun 2026
/university in Computer Science, Computer Engineering, Computer Information Systems, Electrical Engineering, Mathematics... with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information
Orion Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 18 Jun 2026
Systems Engineer. Be a part of the Artemis and Orion teams taking astronauts to the Moon and beyond. As a Systems Engineer...LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area
Senior Thermal Engineer
Company: Lockheed Martin |

Location: Englewood, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 18 Jun 2026
from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
Orion Senior Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 18 Jun 2026
Systems Engineer. Be a part of the Artemis and Orion teams taking astronauts to the Moon and beyond. As a Senior Systems...LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area
System Security Engineer/ Isso
Company: Sierra Nevada Corporation |

Location: Englewood, CO, USA

| Salary: US$94345.12 - 129724.54 per year | Date posted: 17 Jun 2026
Are you passionate about supporting information systems? Join our team! As a Systems Security Engineer II...'s degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline. 2+ years
Orion Senior Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 17 Jun 2026
Systems Engineer. Be a part of the Artemis and Orion teams taking astronauts to the Moon and beyond. As a Senior Systems...LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area
Systems Engineering Associate Manager, Missile Performance Requirement
Company: Lockheed Martin |

Location: Littleton, CO - Englewood, CO, USA

| Salary: unspecified | Date posted: 17 Jun 2026
and Test (SEIT) team as a Systems Engineer. The SEIT Requirements and Verification team handles all system-level requirements... US Citizenship with the ability to obtain a Top Secret security clearance Desired skills 5+ years of experience in systems
Machine Learning Engineer/ai Engineer
Company: KellyMitchell |

Location: Englewood, CO, USA

| Salary: unspecified | Date posted: 17 Jun 2026
Knowledge of security and compliance in AI systems Key Competencies & Behaviors Collaborative Partnership Problem-Solving...Job Summary Our client is seeking a Machine Learning Engineer/AI Engineer to join their team! This position
Space Vehicle Test Lead
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 17 Jun 2026
Time off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Supplier Quality Integration Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$114700 - 198720 per year | Date posted: 16 Jun 2026
off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Guidance Navigation & Control Engineer Iii (senior)
Company: Lockheed Martin |

Location: Littleton, CO - Sunnyvale, CA, USA

| Salary: unspecified | Date posted: 16 Jun 2026
off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business
Machine Learning Engineer/ai Engineer
Company: Artech Information Systems |

Location: Englewood, CO, USA

| Salary: unspecified | Date posted: 16 Jun 2026
pipelines. Knowledge of security and compliance in AI systems. Day-to-Day Responsibilities Attend agile team ceremony.... Expertise in Azure OpenAI SDKs, APIs, and deployment strategies. Knowledge of agentic systems and Model Context Protocol (MCP
Electrical Design Integration Engineer
Company: Lockheed Martin |

Location: Littleton, CO - Highlands Ranch, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 16 Jun 2026
Time off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business
Guidance Navigation & Control Engineer Ii
Company: Lockheed Martin |

Location: Littleton, CO - Sunnyvale, CA, USA

| Salary: US$95300 - 165255 per year | Date posted: 16 Jun 2026
with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information...LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business