Principal Systems Engineer - MBSE (TS/SCI)
AVTC Group
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.
$225k - $300k
...Position: Principal Systems Engineer Location: Aurora, CO Clearance: TS/SCI with CI Polygraph Shape Enterprise-Level Engineering Strategies with DeNOVO... ...(E038). What You Bring to the Table: MBSE/SysML, Advanced system modeling and simulation...SuggestedFull time- ...Principal Systems Engineer Principal Systems Engineer to work in a collaborative, iterative development... ...Model-Based Systems Engineering (MBSE) methodologies to analyze, decompose,... ...and transferable U.S. government issued TS/SCI is required prior to start date. U.S....Suggested
$120k - $180k
...Overview: This position is for a Senior Systems Engineer supporting a mission-critical software... ...and virtual Agile teams Active TS/SCI U.S. Government Security Clearance with... ...Experience with Model-Based Systems Engineering (MBSE) and digital engineering tools such as...SuggestedTemporary workWork at officeVisa sponsorshipRelocation packageFlexible hours$55.87 per hour
...Principal System Engineer is needed for a contract opportunity with SOC's client... ...Have Active Top Secret with SCI CI Poly *Contract Duration... ...Principal Systems Engineer (MBSE) to provide enterprise-wide... ...Active and transferable TS/SCI with CI Polygraph U.S. government...SuggestedContract workFor contractors- ...TITLE: Principal RF Systems/Hardware Engineer with ACTIVE TS/SCI with CI POLY RATE RANGE: $95/hr – 118/hr W2 *** depends on experience and benefits chosen *** LOCATION: Buckley, AFB, CO 80011(no relocation package) CLEARANCE: ACTIVE TS/SCI w/ Poly DURATION...SuggestedContract workRelocation
$140k - $169k
...Job Description Job Description Principal Systems Engineer MBSE Location: Aurora, CO (Onsite, 2 openings) | Compensation: $140,000 – $169... ...Military, SETA, and Contractor Active and transferable TS/SCI clearance with CI Polygraph preferred is required prior to...Contract workFor contractors- ...Clearance Required: TS/SCI w/ Poly (must be active) We're looking for a Principal Systems Engineer (Test Systems) who enjoys solving complex technical challenges and collaborating... ...Model - Based Systems Engineering (MBSE) principles, including system modeling with...For contractors
$107.5k - $204.5k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay... ...future of aerospace and defense. The Model-Based Principal Systems Engineer (MBSE) Engagements Subject Matter Expert (SME) will drive the...Temporary workWork experience placementWork at officeRemote workFlexible hours$75k - $95k
...-id="request-WEB:0ed2d723-c706-4fd2-b68f-bb75308db691-6" dir="auto" Position Title: Mid-Level Systems Engineer Location: Aurora, CO Clearance Required: TS/SCI with CI Polygraph Sign-On Bonus Eligible: N/A Drive System Architecture and Integration as...Full timeTemporary workRelocation package- ...Sr. Systems Engineer Looking for a Senior Systems Engineer. The candidate will support the development and maintenance of a complex and highly... ...Active and transferable U.S. government issued Top Secret/SCI security clearance is required prior to start date. U.S. citizenship...Contract work
$86.8k - $165.2k
...clearance Security Clearance Type: TS/SCI with CI Poly - Current Security... ...100 years of experience and renowned engineering expertise to meet the needs of today’s... ...Raytheon Technologies is seeking a Senior Systems Engineer (MBSE) to provide enterprise-wide systems...Contract workTemporary workFor contractorsWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Senior Systems Engineer (MBSE) Raytheon Technologies is seeking a Senior Systems Engineer (MBSE) to provide enterprise-wide systems engineering... ..., SETA, and Contractor). An active and transferable TS/SCI CI Poly U.S. government issued security clearance is required...Contract workFor contractorsRelocation package
$180k - $210k
...next career opportunity now! Position Overview: The Principal AI/ML Engineer will support the development of AI/ML algorithms in a... ...OpenCV, NumPy, Pandas, Polars, scikit-learn, etc.) Active TS/SCI U.S. Government Security Clearance Preferred Qualifications...Temporary workWork at officeLocal areaRemote workVisa sponsorshipRelocation packageFlexible hours- ...Location: Buckley Space Force Base (SFB) Clearance: TS/SCI (required) Employment Type: Full-time, Contract... ...missions. Position Overview ITSC is seeking a Principal Systems Engineer to provide senior-level systems engineering support for Missile...Full timeContract work
$131.3k - $237.35k
Leidos Inc is seeking a Systems Engineer in Denver, Colorado, to support IT operations with a focus on systems engineering, project management, and troubleshooting. The ideal candidate must have a TS/SCI clearance with polygraph, a bachelor's degree in a relevant field,...For contractors- A leading defense contractor in Colorado is seeking a Principal/Senior Principal Systems Engineer to lead site processes at Buckley Space Force Base. The role requires expertise in Linux systems and involves troubleshooting, systems administration, and coordinating operational...For contractors
$148.3k - $266.9k
...candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in... ...design, develop and maintain complex systems. We meet customer and mission needs by leveraging... ...Engineering or related discipline TS/SCI is required Minimum of 10 years of...Full timeLocal areaWorldwide$114k - $171k
...: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the... ...to work on revolutionary systems that impact people's... ...Space Systems is seeking an Principal Multidisciplined Electronic Systems Engineer to join our team. This position... ...PhD-STEM ~ Active TS/SCI clearance at time of...RelocationShift work- Leidos is seeking a Systems Engineer to support an IT contract in Denver, Colorado. The ideal candidate must have a TS/SCI clearance with polygraph, a bachelor’s degree in a relevant field, and a minimum of 12 years of experience. Responsibilities include supporting large...Contract workFor contractors
$107.5k - $204.5k
...clearance Security Clearance Type: TS/SCI with Polygraph Security Clearance... ...than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission... ...an innovative and talented Senior Systems Engineer to join our systems calibration...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Senior Systems Engineer We are seeking an innovative and talented Senior Systems Engineer to join our systems calibration team. The candidate... ...findings to leadership. An active and transferable TS/SCI CI Poly U.S. government issued security clearance is required...Relocation package
- Amazon Data Services, Inc. is looking for a RAPP System Development Engineer in Denver, CO. The role involves managing systems for U.S. Government... ...of professional software development experience and a TS/SCI security clearance. This position offers an opportunity to...
- ...Job Description Must have an active (or ability to obtain) TS/SCI with CI Polygraph Clearance Summary: This position performs work... ...driven on demand services within a secure government facility. Principal Job Duties & Responsibilities Include but are limited to:...Contract workFor contractorsWork at officeLocal areaFlexible hours
- ...SUCCEED: ~ Education: Bachelors (Computer engineering, Computer Science, Electrical Engineering, Information systems, Information Technology, Cybersecurity, or a closely... ...-based tools ~ Security Clearance Level: TS/SCI with active polygraph ~ Location: On Customer...Work at officeRelocationRelocation packageShift work
$123.5k - $217.7k
...that's built for you. Lockheed Martin Space is seeking an RF Engineering Manager to join our team in Littleton, CO! In this... ...#NSSGS #SpaceRF #SpaceNSS Basic Qualifications - Active TS/SCI w/Poly - Knowledge of RF fundamentals: S-Parameters, antenna...Full timeTemporary workWork experience placementWork at officeFlexible hours- ...We are seeking a highly skilled and motivated Systems Integration and Test Engineer to join our dynamic team in Aurora, CO. The ideal candidate will... ...processes and scrum. Must have an active Top Secret/SCI clearance with current Full-Scope Polygraph at time of application...Full timeWork at office
- A leading technology contractor is seeking a Senior Systems Engineer in Denver, CO. In this role, you will support critical U.S. Government... ...relevant field, at least 7 years of experience, and an active TS/SCI clearance. CACI emphasizes integrity, innovation, and...For contractors
- A leading aerospace and defense contractor is seeking a Systems Engineer in Denver, CO. This role requires strong analytical and communication... ...systems. The ideal candidate will need to obtain a Top Secret/SCI Security Clearance and will enjoy a collaborative work...For contractors
$110.3k - $165.5k
...to work on revolutionary systems that impact people's lives... ...Team: We are looking for a Principal or Senior Principal Systems Engineer to join our team at Buckley... ...within a SCIF requiring TS security clearance and CI... ...Must have an active TS with SCI eligibility to be considered...Contract workRelocationMonday to FridayFlexible hours$102k - $170k
...and how to develop the right systems for their mission. Your ability... ...a customer focused engineering solution. At Vantor, you’ll... ...Model-Based Systems Engineering (MBSE) tools, including Cameo, to develop... ...Preferred Qualifications: TS/SCI clearance Experience with the...Work at officeRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Principal Systems Engineer - MBSE (TS/SCI). Be the first to apply!
- chief engineer Aurora, CO
- principal developer Aurora, CO
- general engineer Aurora, CO
- senior chief engineer Aurora, CO
- data center chief engineer Aurora, CO
- hotel chief engineer Aurora, CO
- engineering director Aurora, CO
- senior director engineering Aurora, CO
- principal engineer Aurora, CO
- senior civil engineer project manager Aurora, CO

