Model Based Systems Engineer III (Top Secret Clearance Required)

American Technology Solutions International Corp. (ATSI); Crane (IN); On-site; USD 130,000 - 170,000; Full time

Benefits offered by this job

Direct Deposits & Allotments

11 Paid Federal Holidays

Vacation & Sick leave

Medical, Dental, Vision & Prescription

Life & AD&D Insurance

Parking/Transit

401(k) plan with match

Job summary

American Technology Solutions International Corp. (ATSI) seeks a senior Model Based Systems Engineer III to advance MBSE architectures across NSWC Crane programs.

You will lead modeling activities, guide teams, and ensure rigorous model-based system representations aligned with program requirements. With 10+ years in MBSE and strong tool expertise (Cameo/MagicDraw, Rhapsody), you will mentor engineers, facilitate reviews, and support lifecycle integration from requirements through sustainment.

Qualifications

• Bachelor’s degree from ABET-accredited institution in Systems Engineering, Computer Engineering, Electrical Engineering, or related field.
• Minimum of 10+ years of MBSE experience in complex engineering environments.
• Expert knowledge of MBSE methodologies, standards, and frameworks (e.g., SysML-based).
• Proficiency with MBSE tools such as Cameo/MagicDraw, Rhapsody, or equivalent.
• Proficiency with UML for systems modeling and documentation.
• Active SECRET clearance required.
• Ability to obtain and maintain TS/SCI clearance (TS/SCI preferred).

Responsibilities

• Lead MBSE architectures, models, and workflows for large-scale systems.
• Guide project teams with MBSE methodologies to ensure modeling rigor.
• Develop and refine system models using industry-standard MBSE tools.
• Represent systems with UML diagrams for structures, behaviors, and interactions.
• Collaborate with multidisciplinary teams to translate requirements into models.
• Review and validate models for traceability, accuracy, and compliance.
• Mentor teams on MBSE best practices, standards, and tools.
• Support program reviews and stakeholder communications using model-based artifacts.
• Ensure model integration across requirements, design, implementation, testing, and sustainment.

Skills

MBSE expertise

UML modeling

SysML

Team leadership

Mentorship

Education

ABET-accredited Bachelor's in Systems Engineering

Master’s preferred

Tools

Cameo/MagicDraw

Rhapsody

Job description

Description

ATSI is contingently seeking a Model Based Systems Engineer III to serve as a senior technical expert responsible for developing, integrating, and maintaining advanced system models in support of complex engineering programs at NSWC Crane. This role applies deep knowledge of MBSE methodologies, frameworks, and tools to enhance system design, validation, and lifecycle management across high-visibility projects.

ATSI is contingently seeking a Model Based Systems Engineer III to serve as a senior technical expert responsible for developing, integrating, and maintaining advanced system models in support of complex engineering programs at NSWC Crane. This role applies deep knowledge of MBSE methodologies, frameworks, and tools to enhance system design, validation, and lifecycle management across high-visibility projects.

Job Type

Full-time

Key Responsibilities

• Lead the development and implementation of MBSE architectures, models, and workflows for large-scale systems.
• Apply expert knowledge of MBSE methodologies and frameworks to guide project teams and ensure modeling rigor and consistency.
• Develop and refine system models to use industry-standard MBSE tools and techniques.
• Utilize Unified Modeling Language (UML) to represent system structures, behaviors, and interactions.
• Collaborate with multidisciplinary engineering teams to translate system requirements into comprehensive models.
• Review, validate, and verify system models to ensure traceability, accuracy, and compliance with program requirements.
• Provide mentorship and technical leadership in MBSE best practices, modeling standards, and tool usage.
• Support program reviews, technical documentation, and stakeholder communications using model-based artifacts.
• Ensure model integration across program phases including requirements analysis, design, implementation, testing, and sustainment.

Requirements

• Bachelor's degree from an ABET-accredited institution in Systems Engineering, Computer Engineering, Electrical Engineering, or related field.
• Minimum of 10+ years of experience performing Model Based Systems Engineering in complex engineering environments.
• Expert knowledge of MBSE methodologies, standards, and frameworks (e.g., SysML-based approaches).
• Demonstrated expertise with MBSE tools such as Cameo/MagicDraw, Rhapsody, or equivalent.
• Proficiency with UML for systems modeling and documentation.
• Active SECRET clearance required.
• Ability to obtain and maintain a TS/SCI clearance (TS/SCI preferred).

Preferred Qualifications

• Master's degree or Doctorate in Systems Engineering or related discipline.
• Experience integrating MBSE into digital engineering ecosystems.
• Familiarity with DoD acquisition processes and technical reviews.
• Experience leading complex model-based engineering initiatives.

Our Company

American Technology Solutions International Corp. (ATSI) is a valued Veterans Affairs (VA) certified service-disabled veteran-owned small business (SDVOSB). We support multiple prime and subcontracts with Department of Defense (DoD), Intelligence, and Federal Government clients. ATSI provides program management, financial management, and technical support services to DoD S&T programs, to include technology transition and technology transfer programs and initiatives.

ATSI is an equal opportunity employer that does not discriminate against any employee or job applicant because of race, color, religion, national origin, sex, physical or mental disability, age, or any other status protected by applicable law.

Benefits

• Direct Deposits & Allotments
• 11 Paid Federal Holidays
• Vacation & Sick leave
• Medical, Dental, Vision, and Prescription Insurance
• Virtual Doctor Visit Program for Employees & Dependents - unlimited number of visits at no cost
• Company Paid Short-Term and Long-Term Disability Insurance
• Company Paid Basic Life and AD&D Insurance
• Company Paid Parking and/or Transit
• Voluntary Life Insurance Program
• Flexible Spending Plans for healthcare, dependent care, & transportation
• Employee Assistance Program (EAP)
• Travel Assistance Program
• Education Reimbursement Program
• Pet Insurance
• AFLAC
• Grocery Delivery Service Fee Reimbursement
• 401(k) plan with company match and profit share options