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Keywords: Senior Software Engineer, Level 3, Location: Littleton, CO

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Senior Software Engineer, Systems - Level 3

a senior software engineer support the development and verification of formal software requirements for the hypersonic missile... teams to translate high level mission objectives into precise, verifiable software specifications and supporting model based...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 14 Feb 2026
Salary: $107300 - 185840 per year

Senior Software Engineer, Level 3

and flight software. Lockheed Martin Space is seeking a full time Senior Software Engineer. In this role, you will support the... and leadership skills then we hope you will consider applying. We are looking for an senior software engineer with a proven technical...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 27 Dec 2025
Salary: $107300 - 185840 per year

Software Engineer Sr (level 3)

to take your passion for software and avionics and your experience as an embedded software engineer and use it to help develop software... Embdd SW VS Job Class Software Engineering Job Category Experienced Professional Req Type Full-Time...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 04 Feb 2026
Salary: $107300 - 185840 per year

Systems Test Engineer Senior (Level 3)

. Your Mission is Ours What does this role look like? Lockheed Martin Space is seeking a senior systems test engineer to join the... Global Security Future Architectures (GSFA) Ground Team for upcoming work in their program portfolio. The Test Engineer...

Posted Date: 12 Feb 2026
Salary: $102800 - 178135 per year

Senior Systems Engineer, Level 3 - Clearance Required

for you. As a Systems Engineer, you will be part of the System Engineering team within the MOATS Program. The program is focused... and customer community. Hardware and software delivery experience. Experience with operations / sustainment life cycle...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 06 Feb 2026
Salary: $102800 - 178135 per year

Systems Engineer Senior - Payload Integration (Level 3)

will include, but are not limited to, the following: Establish system architecture and CONOPS, perform system level design... within one or more subsystems or fields outside of Systems Engineering (e.g., RF, Payload, Electrical, Electronics, Software, Ground...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 18 Feb 2026
Salary: $102800 - 178135 per year

Software Engineer (level 2)

to take your passion for software and avionics and your experience as an embedded software engineer and use it to help develop software... Embdd SW VS Job Class Software Engineering Job Category Experienced Professional Req Type Full-Time...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 05 Feb 2026
Salary: $88000 - 152490 per year

Software Engineer Staff (level 4)

. YOUR IMPACT You will be able to take your passion for software and avionics and your experience as an embedded software engineer... Embdd SW VS Job Class Software Engineering Job Category Experienced Professional Req Type Full-Time...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 28 Jan 2026

Senior RF Engineer (Level III) - Secret clearance

, and more. As a Senior RF Engineer within Lockheed Martin Space, you will perform the following: Support multiple phases of RF product..., and troubleshoot RF hardware systems, including prototype and deliverable hardware. Successful applicants typically possess 3+ years...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 31 Jan 2026

Senior Software Engineer (Java, AWS)

and guidance with regards to practices, procedures and techniques. Serves as a guide and mentor for junior level Software.../Skills 7+ years of professional software engineering experience 7+ years working with Spring Boot, Restful APIs, SQL, AWS...

Company: Xfinity
Location: Englewood, CO
Posted Date: 25 Jan 2026

Senior DFX Manufacturing Engineer-Mechanisms

during design cycles to describe and defend producibility choices. Knowledge base should include production level support..., 3+ years of professional experience. Demonstrated experience with design for producibility (DFx/DFm) principles...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 30 Jan 2026
Salary: $93800 - 162610 per year

Senior Piping Stress Engineer 1 - Nuclear

) or microbiological induced corrosion (MIC), and pipe flaw evaluations. Position Specific Details Provides senior-level technical... that are responsive to project needs. Monitors the work of assigned staff to ensure requirements are met. Senior-Level staff support...

Company: Sargent & Lundy
Location: Englewood, CO
Posted Date: 25 Dec 2025
Salary: $82380 - 125860 per year

Senior Piping Stress Engineer 1 - Nuclear

) or microbiological induced corrosion (MIC), and pipe flaw evaluations. Position Specific Details Provides senior-level technical... that are responsive to project needs. Monitors the work of assigned staff to ensure requirements are met. Senior-Level staff support...

Company: Sargent & Lundy
Location: Englewood, CO
Posted Date: 24 Dec 2025
Salary: $82380 - 125860 per year

ElectroMechanical Harness Engineer III

is seeking an experienced Lead Electromechanical Harness Engineer who will work closely with senior engineers to develop... and support system level testing. You must be able to work autonomously, delivering the work products and being accountable...

Posted Date: 20 Feb 2026
Salary: $102800 - 178135 per year

ElectroMechanical Harness Engineer III

is seeking an experienced Electromechanical Harness Engineer who will work closely with senior engineers to develop preliminary... and support system level testing. You must be able to work autonomously, delivering the work products and being accountable...

Posted Date: 20 Feb 2026
Salary: $102800 - 178135 per year

Staff AI/ML Platform Engineer

and platforms of tomorrow. Job Duties and Responsibilities We are seeking an experienced Staff AI/ML Platform Engineer to build... frameworks while mentoring junior engineers and partnering with senior architects to drive operational excellence Skills...

Company: EchoStar
Location: Littleton, CO
Posted Date: 18 Feb 2026

Staff AI Platform Engineer

interview, which may include a live whiteboarding or technical assessment session. EchoStar is seeking a Staff Software... Engineer to lead specific domains within our AI Enablement initiative. You will take ownership of critical subsystems...

Company: EchoStar
Posted Date: 14 Feb 2026

Aerospace Engineer I (For SNC Summer 2025 Interns Only)

. As an Aerospace Engineer I, you will assist in the research, design, development, and testing of innovative aerospace products..., and performance standards. ***If Aircraft Certification Engineer, use this language*** Do you love bringing "out-there" ideas...

Posted Date: 12 Feb 2026
Salary: $71338.47 - 98090.4 per year

Sr Systems Security Engineer

for you! As a Senior Systems Security Engineer, you will lead the design and implementation of our security infrastructure. You will manage... of 12 years of related experience is required. Higher level relevant degree may substitute for experience. Expert...

Posted Date: 11 Feb 2026
Salary: $143487.14 - 197294.81 per year

Project Engineer Sr

is seeking an experienced and driven Senior Project Engineer to join the Conventional Prompt Strike (CPS) Platform Integration... Integration Senior Project Engineer, you will: Support the Submarine Platform Integration Lead on the CPS Platform Integration...

Posted Date: 21 Jan 2026
Salary: $98300 - 170315 per year