Jobs in the United States

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Added 1 min ago
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QA/Test Engineer
Jobot
Gaithersburg, MD
- $150,000 to $175,000 USD / year
Support a Mission-Critical FAA Aviation Program | Help Modernize Cloud-Native Systems Through Advanced Test Automation & AI-Driven Testing!
Added 1 min ago
Senior Software Engineer – Backend
Marriott
Remote, United States
As a Senior Software Engineer – Backend at Marriott, you will design, develop, and support scalable, secure, and high-performance backend services that power Marriott’s global digital…
Added 5 mins ago
Manufacturing Engineer Intern - Exmark
The Toro Company
Beatrice, NE
Experience with MS Office (Word, Excel, Outlook), CAD software, Test Instrumentation.
Added 6 mins ago
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Sr Software Engineer - Cloud Automation & AI Systems
Oracle
Lincoln, NE
- $89,200 to $209,500 USD / year
Software Engineer 3 – Cloud Automation & AI Systems
Added 6 mins ago
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Imaging Service Engineer I - Minnesota
Fujifilm
Lincoln, NE
- $32.69 to $38.46 USD / hour
An Imaging Service Engineer I is responsible for performing scheduled service work on systems within a service area, and some unscheduled work in the service area with the assistance of…
Added 6 mins ago
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Senior Core Infrastructure Engineer- Nashville,TN
Oracle
Lincoln, NE
- $79,200 to $209,500 USD / year
Maintain automation and infrastructure-as-code used to build, test, deploy, and operate the service.
Added 6 mins ago
PN
Senior Databricks Engineer
Pacific Northwest National Laboratory
Lincoln, NE
- $133,100 USD / year
We are seeking an experienced Databricks Engineer to support the design, build, and operation of our enterprise data lakehouse that powers analytics and reporting across PNNL systems. This…
Added 6 mins ago
Sr. Machine Learning Engineer (Remote)
CrowdStrike
Lincoln, NE
CrowdStrike is looking for a Sr. Machine Learning Engineer to join our growing AIDR Engineering Team. You will provide engineering support and solutions to a data science group focused on…
Added 6 mins ago
2027 Summer Internship: Design Engineer - Powertrain - Aftertreatment Development (SG 15)
PACCAR
Denton, TX
…currently enrolled in college. This opening is for a Design Engineer Intern to add to our Powertrain Aftertreatment and Exhaust team in Denton,…
Added 6 mins ago
2027 Summer Internship: Design Engineer- Autonomous Vehicle Platform
PACCAR
Denton, TX
Added 6 mins ago
Packet and Voice Engineer
Zayo
Lincoln, NE
The Packet and Voice Engineer will be part of an optimization team that focuses on migrations to reduce cost and grooms customer and network circuits when required for real estate network…
Added 6 mins ago
Software Test Engineer
WCG Clinical
Lincoln, NE
The Software Test Engineer is a member of the Quality Engineering team, responsible for supporting the testing, validation and delivery of WCG namedproducts and systems.The role applies…
Added 6 mins ago
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Principal AI Agent / Software Engineer- Nashville
Oracle
Lincoln, NE
- $114,600 to $234,600 USD / year
The Principal AI Agent / Software Engineer is a Senior Staff-level, hands-on technical leadership role responsible for defining, building, and operating next-generation AI systems on Oracle…
Added 6 mins ago
PN
Data Scientist 3
Pacific Northwest National Laboratory
Lincoln, NE
- $140,200 USD / year
PNNL’s Environmental Subsurface Science Group is seeking a mid-level scientist or engineer with expertise developing PFLOTRAN to lead and contribute to projects modeling subsurface reactive…
Added 6 mins ago
Cybersecurity Engineer (Cloud)
Amentum
Lincoln, NE
Configure and test security policies, infrastructure-as-code controls, deployment automation, and supporting integrations in coordination with cloud platform and application owners.
Added 13 mins ago
Senior Instrument & Controls Engineer
Westinghouse Electric Company, LLC
Warrendale, OR
As a Senior Instrumentation & Controls Engineer you will perform integrated testing activities on Safety Instrumentation and Control (I&C) Systems for Commercial Nuclear Plant equipment.…
Added 17 mins ago
Fire Fighter II
Susanville, City of (CA)
Susanville, CA
Test and maintains fire apparatus and other emergency vehicles and equipment in safe and proper working condition;
Added 17 mins ago
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Senior Energy Distribution & Management Engineer
Insight Global
Costa Mesa, CA
- From $77 USD / hour
Added 17 mins ago
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Senior Energy Storage and Regulation Engineer
Insight Global
Costa Mesa, CA
- From $77 USD / hour
Travel up to 25% to test sites and vendor facilities
Added 17 mins ago
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Sr. Buoyancy Engineer
Insight Global
Costa Mesa, CA
- From $77 USD / hour
…will be key in making sure the right design, analysis, and test steps are completed to ensure…
Added 17 mins ago
IG
Senior SAP Basis Engineer
Insight Global
Bentonville, AR
- From $71 USD / hour
Work across multiple SAP environments (Dev/Test/QA/Prod) in large, complex system landscapes
Added 22 mins ago
Staff Engineer, Manufacturing
Sila
Alameda, CA
…a better lithium-ion battery from the inside out today. We engineer and manufacture ground-breaking battery materials that significantly increase the energy density of batteries, while…
Added 22 mins ago
NVH Test Engineer I
Roush
Dearborn, MI
The NVH Test Engineer I will support Noise, Vibration and Harshness (NVH) testing on vehicles and consumer products. The role will ensure that testing is carried out according to…
Added 22 mins ago
Sr SW Design Quality Assurance Engineer
Dexcom
Remote, United States
The Senior Software Design Assurance (Sr Software Design Quality) Engineer provides technical support and guidance to Software teams to ensure conformance to software development process…
Added 23 mins ago
Product Engineer - Manufacturing
Plexus
Buffalo Grove, IL · Buffalo Grove
Lab tool/ test/measurement equipment experience preferred

LEIDOS, INC.

Modeling and Simulation Software Engineer

Beavercreek, OH, United States

Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.

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Job details

Pay: Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.
Experience: Bachelor’s degree in CS, CE, EE or a related field with 4+ years of applicable experience or an MS degree in CS, CE, EE, or a related field with 2+ years of experience
Posting language: English
Posted: Nov 2, 2026

Original job description

Leidos is hiring a Modeling and Simulation Engineer with an active Secret clearance in our Beavercreek Ohio Office. The successful candidate will use strong technical capabilities and communication skills to collaborate with technical teams of engineers and scientists to integrate an infrared threat simulation into a multispectral few-on-few engagement simulation environment.

Primary Responsibilities:

Perform tasks related to the integration of an infrared threat simulation into a multispectral few-on-few, C++ based simulation environment
Work with a team of engineers and collaborate on team tasking
Collaborate with teams of government and contractor personnel
Participate in the design and implementation of tools that support the wider multispectral simulation
Test and evaluate implementations, provide feedback to developmental team and team partners
Develop, code and test software and prepare documentation requested by the government customer

Basic Qualifications:

Bachelor’s degree in CS, CE, EE or a related field with 4+ years of applicable experience or an MS degree in CS, CE, EE, or a related field with 2+ years of experience
Experience with C++, Linux
Experience with modeling and simulation (M&S) techniques
Excellent English-language written and verbal communication. Strong emphasis on writing ability
Great people skills and the desire to work with technical teams of engineers and scientists
Ability to work independently and under deadlines in a mixed government-contractor environment
To be considered, must have a current and active Secret security clearance

Preferred Qualifications:

Experience working with modeling and simulation, Python, GPU compute, HPC resources, EO/IR sensor phenomenology, infrared threat systems
Previous experience with department of defense software applications

NKE If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

November 2, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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