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Information Systems Security Engineer jobs in littleton USA

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

Embedded Systems Engineer - Requirements & Verification
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 25 Jul 2026
and skilled Embedded Systems Engineer - Requirements & Verification to join our embedded Systems Engineering Team. Perform... off benefits. Security Clearance Information This position requires a government security clearance
Mechanical Engineer, Controls
Company: Lockheed Martin |

Location: Englewood, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 25 Jul 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
Systems Engineer Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
for you. Lockheed Martin is looking for a Systems Engineer, Senior Staff to lead the Embedded PSOC SEIT efforts for a team of Systems... Time off benefits. Security Clearance Information This position requires a government security clearance
Systems Engineer Mgr - Architecture, And Requirements & Verification
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 25 Jul 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
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 24 Jul 2026
for you. Lockheed Martin is looking for a Systems Engineer, Senior Staff to lead the Embedded PSOC SEIT efforts for a team of Systems... from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires
Systems Engineering - Weapon Systems Flight Test
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 24 Jul 2026
for innovation and our commitment to making a difference in the world, we welcome you to join us. . As the Systems Engineer... Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration
Circuit Design Engineer Iii, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$111700 - 193660 per year | Date posted: 24 Jul 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
Senior Platform Integration Engineer
Company: EchoStar |

Location: Littleton, CO, USA

| Salary: US$96250 per year | Date posted: 24 Jul 2026
detection, decision support systems, and predictive analyticsto streamline platform operations and workflow efficiency... integration, systems engineering, and managing entitlement server architecture (such as GSMA TS43, eSIM orchestration, or MDM
Software Engineer Sr - Level 3
Company: Lockheed Martin |

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

| Salary: US$107300 - 185840 per year | Date posted: 23 Jul 2026
security clearance (Must be a US Citizen) Desired skills Experience with Compass Mission Planning Systems Experienced... Time off benefits. Security Clearance Information This position requires a government security clearance
Project Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 23 Jul 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, Staff - Configuration Data Management
Company: Lockheed Martin |

Location: Titusville, FL - Littleton, CO, USA

| Salary: unspecified | Date posted: 23 Jul 2026
off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
Orion Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 23 Jul 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
Project Engineer Sr - Control Account Manager
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 23 Jul 2026
Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration...LMCareers Business Unit SPACE Security Clearance Secret Shift First Direct/Indirect Direct Business
Electronics Engineer Iii
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 23 Jul 2026
of integrate test systems, and experience as Subject Matter Engineer or equivalent. Experience with Telemetry Data Processing (TDP... with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information
Performance Excellence & Ci Operations Engineer Sr. Staff - Level 5
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 23 Jul 2026
LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Indirect Business... Professional Req Type Full-Time Job Description Space is a critical domain, connecting our technologies, our security
Project Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$80600 - 139840 per year | Date posted: 22 Jul 2026
) is looking for a resourceful Project Engineer to become a member of the Systems Engineering and Integration Team. As a Project Engineer... Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration
Electronics Engineer Iii, Avionics
Company: Lockheed Martin |

Location: Littleton, CO - Englewood, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 22 Jul 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
Program Quality Engineer Asc-early Career
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$66200 - 114655 per year | Date posted: 22 Jul 2026
LMCareers Business Unit SPACE Security Clearance None Shift Second Direct/Indirect Direct Business Area... Program Quality Engineer Associate. In this role, you will work as a Quality Engineer supporting the Orion Human Space
Senior Thermal Engineer
Company: Lockheed Martin |

Location: Englewood, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 22 Jul 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
System Engineer, Senior
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 22 Jul 2026
) is looking for an resourceful Systems Engineer, Senior to become a member of the Systems Engineering and Integration Team (SEIT). As a Systems... from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires
Systems Engineer
Company: Lockheed Martin |

Location: Huntsville, AL - Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 22 Jul 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
Systems Engineer Staff
Company: Lockheed Martin |

Location: Huntsville, AL - Littleton, CO, USA

| Salary: unspecified | Date posted: 22 Jul 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
Systems Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 22 Jul 2026
) is looking for a resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Systems Engineer... from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires
Embedded Systems Integration And Test Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 22 Jul 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
Electrical Component Engineer Sr Staff (level V)
Company: Lockheed Martin |

Location: Littleton, CO - Englewood, CO, USA

| Salary: unspecified | Date posted: 21 Jul 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
Systems Engineer Senior Staff (level 5)
Company: Lockheed Martin |

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

| Salary: unspecified | Date posted: 21 Jul 2026
that's built for you. What does this role look like? Lockheed Martin is looking for a dedicated Systems Engineer to join the... program. As the SV Responsible Systems Engineer (RSE) within the SEIT team at the Waterton, CO campus, you will oversee
Software Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$88000 - 152490 per year | Date posted: 21 Jul 2026
off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit RMS Security Clearance TS/SCI Shift First Direct/Indirect Direct Business Area
Systems Engineer - Requirements And Verification Sr
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 21 Jul 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
Circuit Design Engineer Iii
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$111700 - 193660 per year | Date posted: 21 Jul 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
Circuit Design Engineer Iv, Avionics, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 21 Jul 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
Space Vehicle System Test Engineer, Staff
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 21 Jul 2026
of one of the most innovative and fastest moving organizations in Space. Come help build end-to-end Space Security Systems.... As a Space Vehicle Test Engineer, you will: Lead Systems Integration and test execution efforts Develop, and review test
Aerospace Engineer
Company: Federal government of the United States |

Location: Littleton, CO, USA

| Salary: US$99800 - 154280 per year | Date posted: 20 Jul 2026
only on official, secure websites. MENU Sign out AEROSPACE ENGINEER Department of the Navy STRATEGIC SYSTEMS PROGRAMS (SSP... A lock ( LockA locked padlock ) or https:// means you've safely connected to the .gov website. Share sensitive information
Circuit Design Engineer Iv, Avionics, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 20 Jul 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
Senior Digital Signal Processing (dsp) Engineer
Company: SEAKR Engineering |

Location: Englewood, CO, USA

| Salary: US$130000 - 185000 per year | Date posted: 18 Jul 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
Space Vehicle Test Engineer Sr
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$102800 - 178135 per year | Date posted: 18 Jul 2026
of one of the most innovative and fastest moving organizations in Space. Come help build end-to-end Space Security Systems... Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration
Software Engineer Iii
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$107300 - 185840 per year | Date posted: 18 Jul 2026
Time off benefits. Security Clearance Information This position requires a government security clearance...LMCareers Business Unit SPACE Security Clearance Top Secret Shift First Direct/Indirect Direct Business
Space Vehicle Test Engineer Sr. Stf
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 18 Jul 2026
and fastest moving organizations in Space. Come help build end-to-end Space Security Systems and utilize our cutting-edge... Electrical Test Engineer, you will: Lead Systems Integration and test execution efforts Develop, and review test artifacts
Guidance, Navigation & Control Engineer Ii
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$95300 - 165255 per year | Date posted: 17 Jul 2026
LMCareers Business Unit SPACE Security Clearance None Shift First Direct/Indirect Direct Business Area..., connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm
Power Systems Controls Application Engineer
Company: Eaton |

Location: Littleton, CO, USA

| Salary: US$97000 - 137000 per year | Date posted: 17 Jul 2026
Eatons Electrical Services & Systems division is currently seeking a Power Systems Controls Application Engineer..., Idaho, Montana, Nevada, Oregon, Utah, Washington, and Wyoming. The Power Systems Controls Application Engineer
Embedded Software Engineer
Company: Actalent |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 16 Jul 2026
Embedded Software Engineer Job Description This position focuses on the design, development, and validation... role requires deep expertise in embedded systems, real-time operating systems, and C++ development for mission-critical
Electronics Engineer Iii, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$98300 - 170315 per year | Date posted: 16 Jul 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
Satellite Mission Operations Engineer
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$84300 - 146165 per year | Date posted: 16 Jul 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 Engineer, Senior - Mbse
Company: Lockheed Martin |

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

| Salary: US$102800 - 178135 per year | Date posted: 15 Jul 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
Interdisciplinary Engineer
Company: Federal government of the United States |

Location: Littleton, CO, USA

| Salary: US$99800 - 154280 per year | Date posted: 15 Jul 2026
only on official, secure websites. MENU Sign out INTERDISCIPLINARY ENGINEER Department of the Navy STRATEGIC SYSTEMS... A lock ( LockA locked padlock ) or https:// means you've safely connected to the .gov website. Share sensitive information
Circuit Design Engineer Iii, Secret Clearance
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: US$111700 - 193660 per year | Date posted: 15 Jul 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
Systems Engineer, Senior
Company: Lockheed Martin |

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

| Salary: US$102800 - 178135 per year | Date posted: 15 Jul 2026
) is looking for an resourceful Systems Engineer, Senior to become a member of the Systems Engineering and Integration Team. As a Systems Engineer... Time off benefits. Security Clearance Information This position requires a government security clearance
Software Engineer Sr (networking)
Company: Lockheed Martin |

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

| Salary: US$107300 - 185840 per year | Date posted: 15 Jul 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
Information System Security Engineer (isse)
Company: Cyber Defense Technologies |

Location: Englewood, CO, USA

| Salary: unspecified | Date posted: 15 Jul 2026
Position: Information System Security Engineer (ISSE) Overview: Cyber Defense Technologies (CDT), a leading small... business cybersecurity and engineering firm, is seeking a skilled and detail-oriented Information System Security Engineer
Systems Engineer
Company: Lockheed Martin |

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

| Salary: US$84300 - 146165 per year | Date posted: 14 Jul 2026
) is looking for a resourceful Systems Engineer to become a member of the Systems Engineering and Integration Team. As a Systems Engineer... with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information
Manager - Software Engineering Lead
Company: Lockheed Martin |

Location: Littleton, CO, USA

| Salary: unspecified | Date posted: 14 Jul 2026
from increasingly sophisticated threats. The engineer will be part of a multi-disciplinary engineering team on the Trusted Security... Familiarity with Linux operating systems. Strong problem-solving and analytical skills. Obtain Security+ certification within 6