Space Systems Modeling and Simulation Engineer Job at Redwire Space (Chantilly, VA or Littleton, CO)

Mission Modeling and Simulation Software Engineer, Senior

As a software engineer who builds in mission-driven domains, you’ve spent your c...

Location

United States , Annapolis Junction

Salary:

86900.00 - 198000.00 USD / Year

Booz Allen Hamilton

Expiration Date

Until further notice

Requirements

5+ years of experience developing software for modeling, simulation, or mission planning applications in defense, intelligence, or national security contexts
Experience building domain models that represent operational scenarios, including entity definitions, action spaces, effect chains, and constraint structures
Experience with effects modeling, including the representation of cyber operations, electronic warfare, or information activities within simulation or planning frameworks
Ability to translate operational concepts and doctrine into software-representable structures such as effect catalogs, constraint templates, or scenario specifications
Ability to obtain a TS/SCI clearance with a polygraph
Bachelor’s degree in a CS, Systems Engineering, or Operations Research field

Job Responsibility

Own the scenario execution layer and operational domain models for a platform that generates optimized courses of action under uncertainty
Define action spaces, effects models, and constraint templates that give the solver something meaningful to reason over
Build the execution harness and vignettes that demonstrate cross-domain composition in operationally-relevant contexts
Ensure the platform works against scenarios that defense planners and operators recognize as real, relevant, and challenging

What we offer

Health
Life
Disability
Financial
Retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care

Fulltime

Dynamics, Controls, Modeling, Simulation, and Analysis Subject Matter Expert

Location

United States , Huntsville

Salary:

Not provided

Amentum

Expiration Date

Until further notice

Requirements

A degree in Aerospace, Mechanical or Electrical Engineering or related field from an ABET accredited institution is required
Typical experience requirements are the equivalent of a PhD with at least 19 years of experience, a master’s with at least 23 years of experience, or BS with at least 25 years of experience
Proof of U.S. Citizenship is required
Ability to work problems from first principles, including derivation of dynamics equations of motion, including both nonlinear equations and linear state equations and integrate subsystem models into larger simulations
Proficiency modeling, simulating, and analyzing the performance of launch vehicles, spacecraft, and landers in the time domain using parametric, Monte Carlo, and statistical techniques
Experience analyzing control stability in the frequency domain (Nichols, Bode, Nyquist, Root Locus, etc.)
Demonstrated ability to design flight control systems (PID, state space, etc.) and perform actuator allocation (manual jet selection, quadratic programming, pseudo inverse, etc.)
Modeling of spacecraft components/subsystems such as: Thrust Vector Control (TVC) actuators, Reaction Control System (RCS) thrusters, slosh, pogo, rigid and/or flexible body dynamics
Programming in MATLAB, Simulink, and C/C++
Including debugging and improving the efficiency of simulation tools

Job Responsibility

Provide technical leadership, guidance, and mentoring to project/program team members
Develop and/or oversee the development, verification, and validation of launch vehicle, spacecraft, and lander control systems
Model, develop, simulate, and analyze launch vehicle, spacecraft, and lander dynamics and control system performance and stability
Resolve complex problems pertaining to the design, development, analysis, integration, evaluation, testing, and verification of control systems and 6-DoF models and simulations
Develop, modify, maintain, and improve software simulations, tools, and scripts
Periodically analyze HLS partner’ flight data and present findings to NASA management
Create, edit, and debug software written in MATLAB, Simulink, and Simscape
Configure, conduct, and analyze 6-DoF Monte Carlo simulations
Conduct trades studies and/or sensitivity analyses related to launch vehicles and spacecraft control
Mentor junior engineers in conducting control system modeling, simulation, and analysis

What we offer

Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance

Fulltime

Software Engineer – Modeling & Simulation

ExoAnalytic Solutions is seeking a Software Engineer focused on modeling & simul...

Location

United States , Chantilly, VA; Arlington, VA

Salary:

85000.00 - 155000.00 USD / Year

ExoAnalytic Solutions

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Physics, Aerospace Engineering, or a related technical field
2–8 years of software development experience in one or more general-purpose programming languages
Experience using software version control systems (e.g., Git, GitHub)
Experience working with two or more of the following: 3D visualization or simulation development, User interface design or game engine technologies, System or behavior modeling, Space systems, control theory, or orbital dynamics, Model-based systems engineering
Active Top-Secret (TS/SCI) clearance or the ability to obtain and maintain one
Working proficiency and communication skills in verbal and written English
United States citizenship required

Job Responsibility

Design, develop, test, deploy, maintain, and improve software
Manage individual project priorities, deadlines, and deliverables
Work collaboratively with a team of engineers and domain experts
Support development of modeling and simulation software frameworks used to simulate the motion and interaction of satellites, sensors, and ground systems
Contribute to projects involving real-time simulation, visualization, and system modeling for space and missile defense applications

What we offer

Company-paid medical, vision, and dental coverage
401(k) Retirement Plan with a 6% company contribution (no employee match required)
Ample paid personal time off, including holidays
Short- and long-term disability insurance and life insurance
Additional discounts and perks to support your well-being
Flexible scheduling and structured freedom that empower innovation and work-life balance

Fulltime

Simulation Integration Engineer - Closures Systems

At General Motors, our product teams are redefining mobility. Through a human-ce...

Location

United States , Warren

Salary:

Not provided

General Motors

Expiration Date

Until further notice

Requirements

BS Mechanical Engineering, Electrical Engineering, or Aerospace Engineering, Software Engineering or Computer Science
2+ years of relevant experience in the space
Proven ability to work in teams, balancing technical theory with practical limitations
Strong oral and written communication skills

Job Responsibility

Design, develop, and integrate virtual models representing both hardware and software behavior for power closures systems such as actuators, struts, latches, sliding window (closures system related mechatronics components) into co‑sim frameworks for Electric Vehicle (EV), Plug‑in Hybrid Electric Vehicle (PHEV), and Internal Combustion Engine (ICE) programs to enable power closures systems performance and controls software development, calibration, and validation
Develop and integrate multi‑body (MBD), Flex Body and 1‑D kinematics models for various closures components including hood, side doors, liftgate, decklid etc. (Simpack models) with Functional Mock‑up Unit (FMU) and sensor models such as the Inertial Measurement Unit (IMU) into Software‑in‑the‑Loop (SIL) and Hardware‑in‑the‑Loop (HIL) simulation platforms
Align software releases, calibration milestones, and vehicle hardware release milestones to ensure the virtual vehicle co‑simulation package is consistently up to date
Support resolution of program issues by aligning co‑simulation partners to meet technical and timing demands
Act as the single point of contact for Closures Systems co‑sim users, resolving usage concerns
Support forecast and planning needs, escalating needs for required resources
Help identify strategic opportunities for innovating processes and methods
Knowledge of power functions of closures systems including mechatronics details about DC Motors, controllers relative to calibration and validation of closures systems
Develop, evaluate, review and verify guidelines for Functional Mock‑up Unit (FMU) models provided by suppliers for various closures systems based embedded controller models for actuators, latches, glass guidance system etc
Build a library of closures systems mechatronics modules that can be integrated for program specific work

What we offer

Relocation benefits
Total Rewards resources
Inclusion and belonging workplace
Reasonable accommodation process

Fulltime

Responsible Systems Engineer – Mechanical Systems

At Redwire Space Missions, we are a team of dreamers and doers. Where the imposs...

Location

United States , Littleton

Salary:

107000.00 - 140000.00 USD / Year

Redwire Space

Expiration Date

Until further notice

Requirements

Bachelor's, Master's, or Ph.D. in Systems, Aerospace, Mechanical, Electrical Engineering, or a related field
Minimum of 5 years of engineering experience in the space industry
Strong understanding of spacecraft systems engineering lifecycle, including subsystem design, architecture development, integration & test, and mission operations preparation
Demonstrated experience leading technical teams and coordinating across disciplines
US Citizenship with the ability to obtain a DoD Security Clearance

Job Responsibility

Lead subsystem-level requirements development, subsystem architecture definition, design maturation, and end-to-end RV&V planning and execution for mechanical systems - Thermal Control Subsystem, Propulsion Subsystem, and Structures & Mechanisms Subsystem
Own and manage subsystem verification and validation strategies, including test planning, test readiness, execution oversight, and closure
Lead technical teams through major program lifecycle events such as SRR, PDR, CDR, TRR, and verification closure reviews
Define, manage, and control component, subsystem, and spacecraft interfaces
maintain Interface Control Documents and coordinate cross-functional integration
Plan, facilitate, and document technical reviews and maintain subsystem technical baselines
Support development of test infrastructure including simulations, analytical models, test fixtures, and MGSE/EGSE for hardware and software verification activities
Produce high-quality technical documentation, including procedures, engineering reports, and requirements artifacts
Provide technical leadership, decision-making support, and day-to-day guidance to subsystem engineers and integrated product teams

Fulltime

Principal Model-Based Systems Engineer - AI Advancement

We are seeking a Lead Systems Engineer to join STC’s innovative and dynamic team...

Location

United States , Home

Salary:

105199.68 - 206990.49 USD / Year

Arcfield

Expiration Date

Until further notice

Requirements

BS with 8–10 years of experience, MS with 6–8 years, or PhD with 3–5 years in systems engineering or a related discipline
Proven experience in systems engineering and knowledge of the systems engineering process
Proven experience with systems engineering tools including, but not limited to, MBSE tools like Cameo Systems Modeler (CSM) for requirements and architecture management
Experience in eliciting, defining, validating, and managing system requirements
Experience with analysis of alternatives (AoA) techniques and trade space evaluation
Ability to effectively engage with stakeholders to communicate technical concepts and demonstrate solutions
Familiarity with agile development workflows and a commitment to continuous improvement
Must be able to obtain and maintain a Secret Clearance

Job Responsibility

User Needs Elicitation
Analysis of Alternatives (AoA)
Requirements Development and Validation
MBSE Architecture Development
MBSE Simulation and Analysis
Stakeholder Engagement
Continuous Improvement Initiatives

What we offer

Health Insurance
Life Insurance
Paid Time Off
Holiday Pay
Short Term and Long Term Disability
Retirement and Savings
Learning and Development opportunities
wellness programs

Fulltime

Optical Systems Engineer

Optical / Laser Communication System Engineer – Italy (Hybrid) Full-Time, Perma...

Location

Italy , Province of Vicenza

Salary:

Not provided

NewSpace Technical

Expiration Date

Until further notice

Requirements

Master's degree or PhD in Engineering, Physics, or a related field
~3+ years of experience in optical systems, particularly within laser communications or photonics
Strong team player with a proactive and detail-oriented mindset
Comfortable working across multidisciplinary teams (mechanical, electronics, operations)
Good communication skills in English
Hands-on experience in at least one of the following: Free-space optical satellite communications
Satellite laser ranging
Laser beam propagation
Laser physics and photonics
Experience with system-level design and performance analysis

Job Responsibility

Leading system-level activities for optical ground stations and laser communication systems
Defining system architecture, sizing, and performance budgets
Managing subsystem requirements and interface definitions
Performing analysis, modelling, and simulation of optical systems
Defining verification and validation strategies
Supporting integration, verification, and experimental testing (lab and field)
Producing high-quality technical documentation
Coordinating subcontractors and overseeing technical delivery
Acting as a technical interface with customers and stakeholders

What we offer

Work on breakthrough laser communication and optical systems shaping the future of space connectivity
Join a highly specialised, innovation-driven engineering environment
Collaborate with experts across multiple disciplines
Hybrid working model with flexibility built in
Strong focus on professional development and technical growth
Competitive salary and benefits, including additional on-site facilities

Fulltime

Senior OPIR Systems Engineer

We are seeking an experienced Overhead Persistent Infrared (OPIR) Acquisition En...

Location

United States , El Segundo

Salary:

170000.00 - 190000.00 USD / Year

Astrion

Expiration Date

Until further notice

Requirements

Master’s degree in computer science, Engineering, or related technical field (required). Work experience may be substituted for degree.
Minimum of 10 years relevant experience in development, implementation and integration of payload satellite and ground missions and launch missions, assembly, integration, launch & operations.
Must have an active and transferable DoD Top Secret security clearance with current investigation.

Job Responsibility

Provide expert technical and acquisition support for OPIR space and ground segments across the full lifecycle (requirements, architecture, design, integration, test, and transition to operations).
Support government program managers with systems engineering analysis, technical trade studies, and risk assessments.
Evaluate contractor proposals, designs, interfaces, and verification approaches
provide informed recommendations to the government.
Participate in enterprise level testing and provide recommendations to government on resolution of issues
Perform assessment of contractor deliverable and design reviews.
Perform mission assessments of technical and schedule readiness for satellites and ground system.
Work with development contractors to witness factory performance testing, requirements verification, functional validation and conduct physical and functional configuration audits.
Provide mission thread‑level judgment on OPIR architectural impacts, technical feasibility, and programmatic risk.
Help the government identify opportunities for digital engineering, modeling and simulation, prototyping, and risk‑reduction activities.

What we offer

Competitive salaries
Continuing education assistance
Professional development
Multiple healthcare benefits package options
401K with employer matching
Competitive time off policy along with a federally recognized holiday schedule

Fulltime

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Space Systems Modeling and Simulation Engineer

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