Senior MBSE Digital Engineer for Mission Systems

Science Applications International Corp.; San Diego (CA); On-site; USD 120,000 - 160,000; Full time

Job summary

Science Applications International Corp. (SAIC) is seeking an experienced MBSE Sr. Digital Engineer to advance digital engineering and SoS architectures for national security customers.

The role emphasizes MBSE, SysML, and modeling tools to deliver mission-critical solutions, with onsite work in San Diego, CA and travel up to 10%. You will lead architectures, requirements, CONOPS, and verification, while coordinating with stakeholders and mentoring engineering teams in MBSE standards and

Qualifications

• Requires active TS clearance with SCI eligibility.
• US Citizenship required.
• Proven experience applying MBSE in defense, civilian, or national security domains.
• Advanced MBSE tools and frameworks: SysML, UPDM, UML, UAF.

Responsibilities

• Develop and execute digital engineering and MBSE solutions for complex military systems and missions.
• Build and optimize digital models for requirements capture and analysis using MBSE techniques and tools.
• Design and model SoS architectures, capturing interactions and ensuring technical coherence.
• Promote MBSE/digital engineering best practices to improve outcomes and collaboration.
• Support Mission Engineering principles to align designs with operational scenarios.
• Communicate progress and insights to senior leaders in briefings and reports.
• Upskill teams on MBSE standards and methods across projects.
• Oversee systems engineering processes through architecture, requirements, CONOPS, interface control, and verification.
• Assist business development through proposals and customer engagement.
• Stay updated on emerging technologies to advance digital engineering.

Skills

MBSE

SysML/UML

Mission engineering

Leadership

Briefing senior leaders

Systems engineering lifecycle

Proposal support

Communication

Education

Bachelor's degree with 5+ years experience; or Master's with 3+ years; or PhD with 1+ years

Tools

Cameo/MagicDraw

Rhapsody

ModelCenter

AFSIM

SIMULIA

DNG

RQM

MATLAB

STK

Aras Innovator

Phoenix ModelCenter

Job description

Science Applications International Corp. (SAIC) is seeking an experienced MBSE Sr. Digital Engineer to advance digital engineering and SoS architectures for national security customers.

The role emphasizes MBSE, SysML, and modeling tools to deliver mission-critical solutions, with onsite work in San Diego, CA and travel up to 10%. You will lead architectures, requirements, CONOPS, and verification, while coordinating with stakeholders and mentoring engineering teams in MBSE standards and