Jobs in the United States

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Added 1 day ago
MBSE Systems Engineer
SAIC
San Diego, CA
Experience with AFSIM and Modeling and Simulation practices to dynamically build, test and refine complex system architectures.
Added 1 day ago
AFSIM Mission Analyst
BOOZ ALLEN HAMILTON INC
Dayton, OH
Job Number: R0247490 AFSIM Mission Analyst The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in national…
Added 1 day ago
AFSIM Mission Analyst
BOOZ ALLEN HAMILTON INC
Dayton, OH
Job Number: R0247489 AFSIM Mission Analyst The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in national…
Added 1 day ago
AFSIM Mission Analyst
BOOZ ALLEN HAMILTON INC
Dayton, OH
Job Number: R0246794 AFSIM Mission Analyst The Opportunity : Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in national…
Added 2 days ago
Mission Engineering Lead
MANTECH
Stafford, VA
Must have a current/active Secret Clearance with the ability to obtain and maintain a TS/SCI
Added 3 days ago
Systems Engineer Technical Analyst (SETA)
KBR
Chantilly, VA
KBR is seeking a Systems Engineer Technical Analyst (SETA).The Technical Professional (SETA) provides systems engineering and analytical support to help inform national security space…
Added 3 days ago
Modeling and Simulation Engineer - ACT-Open Rank (Mid Level)-Atlanta, GA or Dayton, OH
Atlanta, GA
The M&S Engineer is familiar with important M&S concepts and techniques, constantly keeps abreast of new tool and language developments, and is familiar with a wide range of both open…
Added 5 days ago
2027 Enterprise Resiliency Modeling and Simulation Engineer
The Aerospace Corporation
El Segundo, CA · Chantilly, VA
…technical capabilities to support our customers in modeling, simulation, and analysis (MS&A) of space, air, and ground-based systems of systems to investigate architecture and concept of…
Added 5 days ago
SETA Systems Engineer (Mid)
Trinzic
Chantilly, VA
KBR is seeking a Systems Engineer (SETA) to support our customer. The Technical Professional (SETA) provides systems engineering and analytical support to help inform national security…
Added 6 days ago
SETA Systems Engineer (Mid)
KBR Wyle Services, LLC
Chantilly, VA
KBR is seeking a Systems Engineer (SETA) to support our customer. The Technical Professional (SETA) provides systems engineering and analytical support to help inform national security…
Added 7 days ago
Sr Space Simulation Analysis Engineering Systems Engineer
RTX
United States
Qualifications You Must Have
Added 8 days ago
Modeling and Simulation Engineer - ACT-Open Rank (Mid Level)-Colorado Springs, CO
Colorado Springs, CO
The Modeling and Simulation (M&S) Engineer works closely with research, development, and testing teams to combine simulation modeling with data analytics in order to provide recommendations…
Added 9 days ago
Modeling and Simulation Engineer
Radiance Technologies, Inc.
United States
We are searching for a talented Modeling & Simulation (M&S) developer to join our Modeling, Simulation, & Analysis (MS&A) team in support of an AFRL mission at Eglin AFB. The candidate will…
Added 13 days ago
Junior Modeling and Simulation Engineer
Radiance Technologies, Inc.
DAYTON, OH
…educational reimbursement, competitive salaries, and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed. We are searching for a talented…
Added 15 days ago
Software Developer
Torch Technologies, Inc.
Huntsville, AL
…network engineers, network/server administrators, and a dedicated engineer, you will contribute to a culture of security and automation throughout the software development lifecycle. This…
Added 15 days ago
M&S Engineer
Modern Technology Solutions Inc
Dayton, OH · Dayton
The candidate must have the ability to interact with data suppliers, work well with coworkers and interface with customers, all at disparate locations
Added 15 days ago
Modeling and Simulation Engineer
SAIC
El Segundo, CA
SAIC is seeking a Modeling & Simulation Software Engineer on the Horizon 2 contract to support the United States Space Force Portfolio Acquisition Executive organization for Space Combat…
Added 15 days ago
SS
Modeling Simulation Software Engineer
Space Systems Integration
El Segundo, CA
- $200,000 to $245,000 USD / year
SSI is seeking a Modeling Simulation Software Engineer for a role in El Segundo, CA.
Added 16 days ago
Sr Manager, Systems Engineer (Operations Analysis - Model and Sim) - Top Secret Clearance
L3Harris
Herndon, VA
L3Harris Technologies is seeking a Manager, Systems Engineering in Modeling, Simulation & Analysis (MS&A) to join the Mission Analysis Group (MAG) in Herndon, VA. In this role, the selected…
Added 20 days ago
Junior Modeling and Simulation Engineer
Radiance Technologies, Inc.
DAYTON, OH
…educational reimbursement, competitive salaries, and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed. We are searching for a talented…
Added 22 days ago
Modeling & Simulation (M&S) Engineer - Senior
Modern Technology Solutions Inc
Nellis AFB, NV · Nellis AFB
A Multi-Domain M&S Engineer evaluates complex defense architectures across air, land, sea, space, and cyber domains using advanced software tools like AFSIM (Advanced Framework for…
Added 22 days ago
Missile Defense Systems Architecture Engineer
Chenega Corporation
Ft Belvoir, VA
Venturi, LLC A Chenega Company has an exciting career opportunity for a Missile Defense System Architecture Engineer who will participate in analysis of future Missile Defense System (MDS)…
Added 22 days ago
Senior Missile Defense System Architecture Engineer
Chenega Corporation
Ft Belvoir, VA
Venturi, LLC A Chenega Company has an exciting career opportunity for a Senior Missile Defense System Architecture Engineer who will participate in analysis of future Missile Defense System…
Added 22 days ago
Senior Missile Defense System Architecture Engineer
Chenega Corporation
Ft Belvoir, VA
Venturi, LLC A Chenega Company has a challenging career opportunity for a Senior Missile Defense System Architecture Engineer who will participate in analysis of future Missile Defense…
Added 22 days ago
Modeling & Simulation Engineer, Mid
BOOZ, ALLEN & HAMILTON, INC.
McLean, VA
This role is more than just a simple modeling & simulation analyst role. As a modeling & simulation engineer at Booz Allen, you'll use your passion to master new tools and techniques and…

Closed listing

L3Harris Technologies

Sr Manager, Systems Engineer (Operations Analysis - Model and Sim) - Top Secret Clearance

Herndon, VA, United States

This opening has closed.

The original listing is kept below for reference.

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Job details

Pay: In compliance with pay transparency requirements, the salary range for this role in California, Connecticut, Massachusetts, New Jersey, Washington, and the Greater D.C. area, Denver, or NYC areas is $153,000.00 - $284,000.00.
Closing date: Jan 26, 2027
Posting language: English
Posted: Oct 19, 2026

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Original job description

Archived listing. The details below describe a past opening.

Job Title: Sr Manager, Systems Engineer (Operations Analysis - Model and Sim) – Top Secret Clearance

Job Code: 45700

Job Location: Herndon, VA

Job Schedule: 9/80 - Employees work 9 out of every 14 days- totaling 80 hours worked- and have every other Friday off

Relocation: Relocation assistance is available to qualified applicants

Job Description:

L3Harris Technologies is seeking a Manager, Systems Engineering in Modeling, Simulation & Analysis (MS&A) to join the Mission Analysis Group (MAG) in Herndon, VA. In this role, the selected candidate will work in a fast-paced environment with a diverse, collaborative, and geographically dispersed team to develop analytic toolsets for constructive simulation and experimentation across multiple domains. These toolsets support a range of activities, including customer engagements, proposal efforts, and advanced concept exploration, for both internal stakeholders and external contract customers.

Essential Functions:

Lead and direct experienced professionals, lower level supervisors, or associate managers. Communicates within and outside of organization to explain and influence changes to policies, practices, or approaches. Makes significant improvements in processes, systems, or products. Establishes short-term operational plans with measurable contribution to function or business area results (strategy, roadmaps, plans, process, work instructions, etc).
Communicate with parties within and outside of the organization which includes customers or vendors. Works to influence others to accept individual or team’s views or practices and changes to concepts, practices, and approaches. Requires ability to communicate with leadership regarding matters of importance to the function or business area. May conduct briefings with senior leaders.
Coordinate MS&A engineering efforts to integrate system performance and behaviors into operational analysis
Design multi-domain simulation capabilities in AFSIM®, MATLAB® and or STK® in support of MAG Technology and Mission Roadmaps, Internal Research and Development efforts, and Programs of record.
Integrate other Government-off-the-Shelf (GOTS) and Customer-off-the-Shelf (COTS) simulations, frameworks, models and analytic toolsets to existing S/W infrastructure i.e. AFSIM®, MATLAB® and or STK®.
Build and maintain analytic toolsets representing each phase of the find, fix, target, track, engage, and assess (F2T2EA) chain using sensor, effects, and communications technologies, including decision support aids i.e. data visualization, Unity-game engines to support operations assessment, as well as lessons learned development/refinement experience.
Document model specifications for establishing a repository of simulation capabilities, frameworks, algorithms, system models, analytic toolsets etc. for reuse at multiple classification levels, while maintain configuration management protocols.
Support programs and pursuits by creating models, simulations, and analysis products. Determine requirements, develop simulation software, troubleshoot existing simulation capabilities, and create software designs and test plans.
Support requirements development, system verification, and concept of operations (CONOPS) development as well as work with Technical Leaders & SMEs to ensure modeling, simulation, analysis capabilities meet operational mission requirements.
Develop new simulation capabilities and processes for employment, enhance current analytic toolset.
Support internal and external technical expo/roadshows by providing knowledge sharing of signature simulation capabilities and products.
Support knowledge transfer i.e. coaching and mentorship of Junior technical talent across the MAG.
Perform additional duties and responsibilities as assigned.
Ability to obtain (TS/SCI/SAP) clearance

Qualifications:

Bachelor’s Degree and minimum 12 years of prior relevant experience. Graduate Degree and a minimum of 10 years of prior related experience. In lieu of a degree, minimum of 16 years of prior related experience.
Active DoD TOP SECRET security clearance
Professional experience executing simulations in MS&A analytic tools and frameworks: AFSIM, or STK
4+ years integrating systems simulations with MBSE tools: Cameo, ModelCenter, DOORS, Rhapsody
4+ years experience with scripting languages (IE: Anaconda with Python, C++, C#, R, Python, MATLAB)
Professional experience working with Agile development methodology, version control and Atlassian tools: JIRA, Confluence, Git, TortoiseGit
Prior U.S. military, DoD, or other U.S. Government engineering or operations experience

Preferred Additional Skills:

Active TS/SCI clearance is preferred
Professional experience relevant to operations analysis, mission engineering, operational planning, mission integration, or capability development within the U.S. military, DoD, or other U.S. Government agency
Good communication skills and works well in a team environment
Advanced experience in supporting modeling, simulation, and analysis multi-domain related problems and system-thru-mission-level mod/sim tools and frameworks
Prior experience with one or more of the following: aerodynamic systems, orbital mechanics, signal processing, sensor systems, and RF or EO/IR physics
Highly effective organization level communication, presentation, interpersonal skills, data visualization and storytelling
Advanced experience with Gov/Industry MS&A analytic tools and frameworks: AFSIM, PIANO , STK/Astrogator, MATLAB with SIMULINK, Python, Java
Advanced experience of MBSE tools: Cameo, ModelCenter, DOORS, Rhapsody

In compliance with pay transparency requirements, the salary range for this role in California, Connecticut, Massachusetts, New Jersey, Washington, and the Greater D.C. area, Denver, or NYC areas is $153,000.00 - $284,000.00. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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Skills

The MathWorks MATLAB
Research
Data visualization
Unity
Troubleshoot
Coaching
SAP
Python
C++
C#
R
Agile development
Atlassian JIRA
Atlassian Confluence
Git
Communication skills
Signal processing
Interpersonal skills
Oracle Java
Regulatory compliance

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Work requirements

Jobs in the United States