Principal Systems Engineer – MBSE (TS/SCI)

Associates Systems LLC; Aurora (CO); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Health Insurance

Dental Insurance

Vision Insurance

PTO

Holidays

401K

Job summary

Associates Systems LLC is seeking a Principal Systems Engineer with expertise in Model-Based Systems Engineering (MBSE) for their Aurora, CO location. The successful candidate will support systems engineering and integration efforts in the Intelligence Community, utilizing MBSE principles to optimize system performance. Required qualifications include 6+ years of engineering experience for P3 level, strong programming skills in Python, and a valid TS/SCI clearance. A Bachelor’s degree in STEM is necessary. The position includes comprehensive benefits.

Qualifications

• 6+ years of engineering experience for P3 level or 8+ years for P4 level.
• Active and transferable TS/SCI with CI Polygraph required prior to start.
• U.S. citizenship required.

Responsibilities

• Develop and maintain system models using MBSE tools.
• Support Digital Engineering workflows across activities.
• Communicate technical issues and recommendations to stakeholders.

Skills

Model-Based Systems Engineering

Digital Engineering

Python

Cameo Systems Modeler

Project Management

Education

Bachelor’s degree in Science, Technology, Engineering, or Mathematics

Tools

JIRA

Confluence

Job description

All Qualified candidates will be responded to in 24 hours or less.

Active TS/SCI is a must.

Employment type: Full Time W-2 or Contract.

Rate: open to Negotiation.

Benefits: including Health, Dental Vision, PTO, Holidays, 401K,etc..

Principal Systems Engineer – MBSE

Location: Aurora, CO
Clearance: Active TS/SCI with CI Polygraph required

Role Summary

We are seeking a Principal Systems Engineer – MBSE to support enterprise-wide systems engineering and integration efforts within the Intelligence Community.

This role will apply Model-Based Systems Engineering and Digital Engineering practices to define system architectures, manage interfaces, and maintain requirements traceability across complex technical solutions. The engineer will develop and maintain system models, support architecture analysis, and use simulations to evaluate and optimize system performance.

Key Responsibilities

• Develop and maintain system models using Cameo Systems Modeler or equivalent MBSE tools.
• Apply MBSE principles to support architecture definition, system design, interface management, and requirements traceability.
• Support Digital Engineering workflows across design, integration, test, and delivery activities.
• Use simulations and engineering analysis to evaluate complex system performance.
• Collaborate with internal teams, Government customers, SETA partners, military stakeholders, and contractor teams.
• Support engineering planning, technical execution, and project coordination.
• Review technical changes and assess potential impact to systems, interfaces, requirements, and delivery schedules.
• Communicate technical issues, risks, and recommendations clearly to engineering and customer stakeholders.

Required Qualifications

• 6+ years of engineering experience for P3 level or 8+ years for P4 level.
• Practical experience applying Model-Based Systems Engineering principles.
• Experience with Cameo Systems Modeler or equivalent modeling tools.
• Familiarity with Digital Engineering practices and toolchains.
• Experience with high-level programming languages, such as Python.
• Demonstrated technical engineering capability and project management experience.
• Experience working in team environments with Government, military, SETA, contractor, and customer stakeholders.
• Active and transferable TS/SCI with CI Polygraph prior to start.
• U.S. citizenship required.

Preferred Qualifications

• Experience supporting systems installation, integration, and test activities.
• Programming experience with Python, C++, or similar languages.
• Experience with Request for Change impact reviews and technical assessment processes.
• Experience with customer NSIS requirements and rapid delivery methods.
• Strong customer relationship management and stakeholder engagement experience.
• Experience working across contract teams and multiple locations.
• Proficiency with JIRA, Confluence, and collaborative engineering tools.
• Strong written and verbal communication skills with the ability to explain complex technical issues clearly.

Education

• Bachelor’s degree in Science, Technology, Engineering, or Mathematics required.
• STEM degree preferred.