3w
Save
Mark Applied
Hide
System Simulation Engineer
Littleton, Colorado, United States
$89k-$158k/yr OnsiteFull Time
1+ YOEUS citizen with Secret (able to obtain Top Secret) clearance; experience in flight dynamics, physics-based/time-domain simulations, and programming in C++; familiarity with software configuration tools and verification/validation of simulations.
C++, Git, Artifactory, Nexus, UNIX, LINUX, STK, MBSE, Cameo, HWIL
1mo
Save
Mark Applied
Hide
Mechanical Simulation Engineer
Boulder, Colorado, United States
$100k-$140k/yr OnsiteFull Time
5+ YOE5+ years in mechanical engineering with aerospace/defense experience; U.S. citizenship and ability to obtain U.S. Security Clearance; BS in Mechanical Engineering; strong CFD/FEA experience; proficient in CAD/FEA tools; able to work in fast-paced multidisciplinary environment.
Altair/Siemens (HyperMesh, Optistruct, RADIOSS, HyperLife), SolidWorks Simulation, MSC Nastran, NX Nastran, ABAQUS
2w
Save
Mark Applied
Hide
Simulation Test Lead
Golden, Colorado, United States
$115k-$160k/yr OnsiteFull Time
5+ YOEBachelor's in CS/Aerospace or related, 5+ years software testing experience, simulation/HIL/testing of safety-critical systems, proficiency with test tools, automation frameworks, scripting, SDLC and systems engineering; U.S. Person.
Hardware-in-the-loop (HIL), continuous integration, CI/CD, simulators, cFS, VxWorks
3mo
Save
Mark Applied
Hide
Senior Software Engineer I/II - Simulation Engineering
Littleton or Long Beach
$120k-$160k/yr OnsiteFull Time
5+ YOEBachelor's degree and 5+ years experience in large-scale simulation engineering or distributed computational modeling; proficiency in Python or C++; experience with Monte Carlo campaigns, big-data analysis, and HPC; U.S. citizenship required.
Python, C++, Docker Swarm, Kubernetes
1mo
Save
Mark Applied
Hide
Software Simulation Engineer
Highlands Ranch or Houston or Littleton
$153k-$162k/yr OnsiteFull Time
9+ YOEBachelor's degree with 9+ years experience (5+ on spacecraft). U.S. citizenship required. Strong C++, Python, Linux, Perforce, DOORS, real-time 6 DoF simulation, MATLAB/Simulink experience and full SDLC knowledge.
C++, Python, Linux, Perforce, DOORS, MATLAB/Simulink, OrionSim, Orion Test Labs, ODN STE
2mo
Save
Mark Applied
Hide
Pulsed Power Modeling and Simulation Engineer
Denver, Colorado, United States
$120k-$160k/yr OnsiteFull Time
2+ YOE2+ years in field solver/particle-in-cell/circuit simulation; BS/MS in Mechanical or Electrical Engineering; strong cross-disciplinary communication; US eligibility to work.
COMSOL, CST, LT-SPICE, SolidWorks, NX, Python, MATLAB, VBA, Java
1mo
Save
Mark Applied
Hide
RF Simulation SW Engineer
Colorado Springs, Colorado, United States
$100k-$150k/yr RemoteFull Time
3+ YOEDegree in EE/physics/math/computer engineering or related; 3+ years experience; strong C++ skills; understanding of electromagnetics, radio Tx/Rx modeling or wireless fundamentals; experience with RF modeling/simulation and DevSecOps practices.
C++, NodeJS, Python, DevSecOps, CI/CD
1mo
Save
Mark Applied
Hide
Senior Satellite Simulation & Test Software Engineer - TeraWave
Seattle or Los Angeles or Denver
$182k-$277k/yr OnsiteFull Time
10+ YOEBachelor's degree in CS/SE/Aerospace, 10+ years spacecraft or embedded simulation/software experience, strong C/C++ and Python skills, simulation architecture and verification experience, familiarity with flight interfaces and IPC, U.S. work eligibility required.
C, C++, Python, Google Test, Git, CI/CD, containerized environments, IPC, sockets, shared memory, message queues, publish-subscribe middleware, NASA's Trick, cFS, CCSDS, MISRA C/C++, Linux, QNX, VxWorks, RTEMS, TCP/IP, UDP, CAN, I2C, SPI, RS-422/485
1mo
Save
Mark Applied
Hide
Mission Data & Simulation Integration Engineer
Colorado Springs or El Segundo or Huntsville or Chantilly
$151k-$227k/yr OnsiteFull Time
8+ YOEBachelor’s in STEM; 8+ years software engineering; experience with DE, M&S, cloud; DoD/space domain exposure.
Python, C++, Docker, Kubernetes, Protobuf, Apache Kafka, HLA, DIS, TENA, SQL, NoSQL, ETL, CI/CD
1mo
Save
Mark Applied
Hide
Software & Simulation Test Design Engineer
Englewood, Colorado, United States
$101k-$189k/yr OnsiteFull Time
5+ YOE5+ years in software engineering; proven scalable test frameworks; strong Python/C++/Java; ITAR familiarity; experience with simulations, HIL/SIL; aerospace/defense exposure preferred.
Python, C++, Java, MATLAB/Simulink, ROS, LabVIEW
3w
Save
Mark Applied
Hide
Kinematics Modeling & Simulation Systems Engineer - Level 2 or 3
Colorado Springs, Colorado, United States
$83k-$155k/yr OnsiteFull Time
2+ YOEActive U.S. Secret clearance required. STEM degree preferred. Experience in modeling & simulation, missile/6-DoF trajectories, Linux/Windows, strong communication, and willingness to travel up to 10%.
Linux, Windows, Threat Modeling & Simulation Suite (TMSS)
2w
Save
Mark Applied
Hide
Simulation Lead
Greenwood Village or Austin
$130k-$205k/yr OnsiteFull Time
3+ YOEBachelor's in Aerospace Engineering/CS or related; proficiency in C++ or Python, Git, Linux, bash, Docker; experience with CI/CD (GitLab CI/CD), full-stack/devops, API and networking concepts; ability to manage 5-10 engineers; Top Secret clearance or ability to obtain.
C++, Python, Git, Linux, bash, Docker, Docker Compose, GitLab CI/CD
1mo
Save
Mark Applied
Hide
2026 Associate Modeling & Simulation Systems Engineer - Colorado Springs CO
Colorado Springs or Schriever Air Force Base
$73k-$109k/yr OnsiteFull Time
Requires active U.S. Secret clearance, STEM degree (B.S. or higher) in aerospace/mechanical/physics, experience with MATLAB/Python/LaTex, strong missile kinematics and simulation knowledge, and ability to obtain Special Access and higher clearances.
MATLAB, Python, LaTex
2mo
Save
Mark Applied
Hide
Modeling and Simulation Manager
Denver or Long Beach
$145k-$245k/yr OnsiteFull Time
8+ YOE4+ Mgmt8+ years in modeling/simulation with 4+ years leading teams; master's in aerospace/mechanical/systems engineering or related field; strong leadership and communication skills.
2w
Save
Mark Applied
Hide
Engineer Senior – RF Payload Simulation and Modeling Engineer
Boulder or Westminster or United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor's in engineering plus 4+ years related experience, active Top Secret/SCI polygraph clearance required, experience with RF system lifecycle and data analysis/modeling for image processing or remote sensing, strong communication skills.
3w
Save
Mark Applied
Hide
GNC Engineer, Simulation (Swarm/Vehicle)
Golden, Colorado, United States
$90k-$165k/yr OnsiteFull Time
Bachelor's in relevant STEM, software development in C++ and Python, experience with high-fidelity dynamics simulation, real-time/embedded systems, and GNC concepts; strong communication and problem solving.
C++, Python, InfluxDB, Grafana, DDS, Git
5d
Save
Mark Applied
Hide
Software Engineer II, Model and Simulation
Broomfield, Colorado, United States
$120k-$165k/yr OnsiteFull Time
3+ YOE3+ years modeling and simulation experience for aerospace missions, expert C++ and Python, BS in STEM, experience with distributed compute and stakeholder-driven development.
C++, Python, Basalisk, STK, GMAT
1mo
Save
Mark Applied
Hide
Modeling & Simulation Systems Engineer (Engineer Sys Mod Sim 3) - Remote (Colorado Springs, CO, Remote, United States)
Colorado Springs or Reston or Dayton or Omaha or Albuquerque
$97k-$138k/yr RemoteFull Time
5+ YOEBachelor's in engineering/OR math, 5-10 years exp, MBSE/SysML, coding (Python/C++/MATLAB), Cameo Systems Modeler, AFSIM, SCI eligible, travel ~20%
Cameo Systems Modeler, AFSIM, Python, C++, MATLAB, SysML
1w
Save
Mark Applied
Hide
Space Systems Modeling and Simulation Engineer, Sr Staff (Systems Engineer, Sr Staff)
Chantilly or Littleton
OnsiteFull Time
10+ YOE10+ years aerospace experience, B.S. in engineering, MBSE and SysML experience, proficiency with Cameo/MCSE, Teamwork Cloud, Ansys/STK/Model Center/Workbench, Python; US citizenship and ability to obtain DoD clearance.
SysML, Cameo Systems Modeler, MCSE, Teamwork Cloud, Ansys, STK, Thermal Desktop, Model Center, Workbench, Python, Jama, Dassault SolidWorks
3w
Save
Mark Applied
Hide
Simulation Software Engineer 4
Centennial, Colorado, United States
$138k-$230k/yr OnsiteFull Time
6+ YOEBachelor's in STEM, 6+ years experience, Real Time Linux, timing-critical hardware/software experience, IV&V experience, C/C++/Python, Git, CI/CD; U.S. Person required for ITAR.
Real Time Linux, C, C++, Python, Git, CI/CD, Verilog, VHDL, DevSecOps
Explore Jobs