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Added 1 min ago
Senior Fullstack Software Engineer, Startpage
System1
Los Angeles, CA
You will be a senior full stack engineer on the Startpage Consumer team, a small North America-based group where every engineer works with AI coding agents as a core part of the job. You…
Added 1 min ago
SO
Data Analytics and Systems Engineer (Systems Engineer II) - 61167545
State of South Carolina
West Columbia, SC
- $67,728 to $121,890 USD / year
Enough software development knowledge to read and explain code, test its behavior, identify problems, and debug AI-generated implementations.
Added 2 mins ago
Senior Systems Engineer
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El Segundo, CA
We are seeking a Senior Systems Engineer to work directly with Government mission leaders and independently governed program teams delivering elements of a critical space mission…
Added 2 mins ago
Automation Controls Engineer
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Raleigh, NC
The R&D Automation and Controls Engineer plays a key role in the realization of automated equipment at TARGAN, Inc. This position is hands-on; requiring the Engineer to conceive, program,…
Added 3 mins ago
AI Engineer - Graduate
Thales Avionics, Inc. (IFE)
United States
Thales is looking for a AI Engineer Graduate to join our engineering team and support the development of applied AI solutions that enhance the inflight passenger experience for millions of…
Added 7 mins ago
AB
Systems Engineer - HPC and GPU Infrastructure
Absolute Business Solutions Corp
Bethesda, MD
- $90,000 to $170,000 USD / year
ABSC has an exciting opening for a TS/SCI-cleared Systems Engineer specializing in high-performance computing and GPU infrastructure supporting DIA-NDOC under the DTP contract. You will…
Added 7 mins ago
DevOps Platform Engineer and Linux Systems Administrator
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ABSC has an exciting opening for a TS/SCI-cleared DevOps Platform Engineer and Linux Systems Administrator supporting DIA-NDOC’s D3P modernization under the DTP contract. You will operate…
Added 7 mins ago
AB
Product Owner
Absolute Business Solutions Corp
Bethesda, MD
- $110,000 to $225,000 USD / year
…design, engineering, development, and deployment of mission software for DIA-NDOC under the DTP contract. You will lead an Agile application team and work with Government leads, the Lead…
Added 8 mins ago
Middleware Team Lead w/Secret Clearance
TekSynap
Radford, VA
Understanding of scripting and automation using Python and PowerShell.
Added 8 mins ago
Cloud Engineer Senior w/Secret Clearance
TekSynap
Radford, VA
We are seeking a Cloud Engineer Senior to join our team supporting an ITES task order.
Added 8 mins ago
Senior UNIX System Engineer w/Secret Clearance
TekSynap
Radford, VA
Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation.
Added 8 mins ago
Senior Windows Administrator w/Secret Clearance
TekSynap
Radford, VA
Five (5) years as a Windows Systems Administrator or Engineer, including 3 years of task automation using PowerShell.
Added 8 mins ago
C
BAS/BMS Controls Engineer
Carrier
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- $64,500 to $129,500 USD / year
As a Controls Engineer, you will be crucial to ALC’s business through the designing of advanced building automation systems created specifically for each individual customer. We are looking…
Added 8 mins ago
Model-Based Systems Engineer
Lockheed Martin
Manassas, VA
Lockheed Martin Rotary & Mission Systems seeks a full-time Systems Engineer to support the AN/SQQ-89 Undersea Warfare Combat System using a rigorous MBSE (SysML-driven) approach. As an…
Added 8 mins ago
AI/ML Engineering Director
General Dynamics Information Technology
Fairfax, VA
GDIT is seeking a Director-level AI/ML Engineer to support CCaaS & AI digital transformation initiatives across federal and public sector environments. This role combines hands-on…
Added 8 mins ago
Senior Software Back End Engineer
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Amazon Web Services (AWS),Cloud Computing,Software Solutions
Added 8 mins ago
Software Developer – Entry Level (Top Secret Clearance Required)
CGI Technologies and Solutions, Inc.
Fairfax, VA
Bachelor’s degree in Computer Science, Software Engineer or related field
Added 8 mins ago
Principal AI Platform and Model Operations Engineer - TS/SCI with Polygraph
General Dynamics Information Technology
Chantilly, VA
We are seeking a hands-on AI Platform Operations Engineer to own and mature the end-to-end platform and lifecycle mechanisms that move AI models, prompts, retrieval assets, dependencies,…
Added 8 mins ago
Senior Director Digital Native, Customer Engineering
Cloudflare
Austin, TX
…Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its…
Added 9 mins ago
Mission Operations Engineer (Entry-Level) - Millennium Space Systems
The Boeing Company
Chantilly, VA
As a Mission Operations Engineer, you will be the lead technical authority for Millennium’s on-orbit spacecraft. Your work will encompass the entire spacecraft mission life cycle, from the…
Added 9 mins ago
Site Reliability Engineer- TS/SCI w/poly
General Dynamics Information Technology
Chantilly, VA
Advance how our customers operate while you advance your career. Join GDIT as a Site Reliability Engineer tor and build an impactful career in enterprise IT, collaborating with people who…
Added 9 mins ago
Sr. Controls Engineer, Data Center, Colocation Regional Engineering - AMER
Amazon
Herndon, VA
You’ll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You’ll collaborate with…
Added 9 mins ago
Senior Electrical Engineer, Data Center Engineering - Electrical Products and Services (DCE-EPS)
Amazon
Herndon, VA
You'll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll collaborate with…
Added 9 mins ago
Technical Lead/Solution Architect
Guidehouse
MCLEAN, VA
…architecture, and engineering direction for a large-scale agile software development and platform modernization program supporting the GrantSolutions contract. This role is responsible for…
Added 9 mins ago
Automation Principal Engineer
Wells Fargo
MCLEAN, VA
Wells Fargo is seeking a Principal Engineer for Network Automation and Software development. The skills for this position are critical to build and deliver a successful plan and service…

Lockheed Martin

Model-Based Systems Engineer

Manassas, VA, United States

Full-Time Salary Range: $79300.00 - $147300.00

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Job details

Pay: Full-Time Salary Range: $79300.00 - $147300.00
Experience: BS in Systems Engineering, Software Engineering, Computer Science, Electrical Engineering, or related STEM with 3+ years professional engineering experience
Posting language: English
Posted: Nov 5, 2026

Original job description

Standard Job Description

Who We Are

Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible.

What We’re Doing

At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation. Our campus in Manassas, Virginia is a hub for engineering excellence, where we tackle some of the world's most challenging engineering problems. We pride ourselves on our culture of creativity, excellence, and product innovation.

The Work

Lockheed Martin Rotary & Mission Systems seeks a full-time Systems Engineer to support the AN/SQQ-89 Undersea Warfare Combat System using a rigorous MBSE (SysML-driven) approach. As an experienced professional, your responsibilities will include:

Requirements Management: Define and maintain AN/SQQ-89 system requirements within MBSE, ensuring real-time traceability, automated impact analysis, and alignment with naval operational requirements across the digital thread.
Functional Modeling: Develop subsystem models and FDDs from the architectural model, ensuring requirements are structured, testable, and validated against mission scenarios.
V&V & Test Planning: Plan and execute MBSE-driven V&V, using models for pre-test simulation, generating verification evidence, and supporting dockside/at-sea test planning and certification.
Functional Analysis & Trades: Conduct functional analysis and parametric simulations using the MBSE model to inform capability enhancements, system integrations, and design decisions.
Architecture Evolution: Own and evolve the AN/SQQ-89 MBSE architecture (SysML), maintaining interface definitions, requirement-to-design traceability, and audit-ready artifacts for compliance and lifecycle sustainability.
Cross-Functional Coordination: Collaborate with hardware/software/test engineers and naval stakeholders to align MBSE models with integration requirements, ensure onboard compatibility, and sustain traceability toward program goals and interoperability.
Configuration Management: Integrate model artifacts into CM workflows, capture lessons learned, and ensure compliance with MIL-STD-1521, INCOSE Guideposts, and program conventions.

Why Join Us

Joining Lockheed Martin means becoming part of a team that's making a significant impact in the field of engineering. When you choose to work with us, you'll enjoy:

•An excellent working environment equipped with state-of-the-art tools.

•The opportunity to work alongside industry leaders and top-notch professionals.

•A chance to be a part of solving some of the world's most challenging engineering problems.

•A culture that encourages creativity, excellence, and the development of remarkable products.

If you're ready to take your career to the next level, work on groundbreaking projects, and be a part of a team that thrives on innovation, we encourage you to apply and be a part of our mission.

Our flexible schedules, competitive pay and comprehensive benefits enable you to live a healthy, fulfilling life at and outside of work.

Learn more about Lockheed Martin’s competitive and comprehensive benefits package .

#WeAreLM

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Basic Qualifications

BS in Systems Engineering, Software Engineering, Computer Science, Electrical Engineering, or related STEM with 3+ years professional engineering experience
Strong foundational SE concepts, standards, and lifecycle processes
Hands-on experience developing SysML models using Cameo Systems Modeler or MagicDraw
Experience writing, decomposing, and verifying technical requirements from high-level operational concepts
Experience working in Agile environments using Jira and Confluence
Qualified candidate must be able to obtain a DoD Interim Secret Security Clearance prior to starting this position. This requires US Citizenship.
Must be willing and able to travel < 25% as needed

Desired Skills

Use SysML model as single source of truth to automate requirements, configuration files, and verification documentation
Experience with continuous digital thread workflows for rapid, traceable design changes and reusable model data
Draft/coordinate formal customer deliverables (SEMPs, Test Plans, Analysis Reports)
Basic scripting/programming (Python/Java) for model automation, data queries, or report generation
Proficiency with DOORS or DOORS Next Generation (DNG)

Pay Information

Full-Time Salary Range: $79300.00 - $147300.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow - both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

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