Systems Engineer Senior (Level 3)

Posted 7 Days Ago
Be an Early Applicant
2 Locations
In-Office
96K-178K Annually
Senior level
Aerospace • Security • Cybersecurity • Industrial
The Role
Supports systems architecture and CONOPS development for space and missile-defense programs. Develops and manages operational documentation, requirements baselines, system models, interfaces, trade studies, and operational procedures using MBSE and web-based tools. Coordinates with customers, contractors, test, command and control, flight software, and database teams to ensure system functionality, integration, verification, and mission operations readiness.
Summary Generated by Built In
Standard Job Description

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.


At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.


Join us in shaping a new era in space and find a career that's built for you.


Come join Lockheed Martin’s systems engineering team supporting multiple programs associated with the Space Development Agency. This critical initiative will provide communication, missile warning, missile tracking, and missile defense capabilities. You will join an elite team to develop cutting edge technical capabilities for our customers utilizing groundbreaking model-based systems engineering (MBSE), web-based documentation and continuous integration continuous development (CI/CD) pipelines.


In this Architecture/CONOPS Support role you will:

  • Support the development of the CONOPS, Design Description Document and Operations Handbook utilizing Model Based Systems Engineering and new web-based documentation processes in an Agile work environment.
  • Participate in CONOPS Working groups to coordinate a multi-party integrated solution between our customers, contractors, and industry partners.
  • Manage the CONOPS documents through the change control process
  • Help in translating CONOPs definition into operational procedures
  • Develop new and creative ways to present and visualize engineering data and documentation in a web-based environment
  • Ensure the requirements baseline captures all necessary functions
  • Coordinate with the Test and Command/Control teams to ensure the test scripts and operational software accurately execute system functions
  • Coordinate with the Flight Software and Database teams to ensure appropriate implementation and coverage of system CONOPS
  • Support Structural and Behavioral modeling to represent system makeup and functionality
  • Support defining system constraints that will be leveraged for mission operations and AI&T

The information below reflects the standard job description for this position:

Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.

Basic Qualifications
  • Bachelors or higher degree in an Engineering, Computer Science, or closely related subject area, or equivalent experience
  • Experience with one or more Systems Engineering functions including:
    • System trade studies, CONOPS, and/or System modeling
    • Systems architecture knowledge or experience 
    • Requirements, Interface Control Document (ICD), or Interface Definition Document (IDD) development
  • Experience with Model Based Systems Engineering, leveraging SysML and MBSE tools (Cameo, Rhapsody, etc.)
  • Obtain and maintain a TS/SCI clearance, thus U.S. Citizenship is required
Desired Skills
  • 3+ years experience with spacecraft or ground system architecture design, development, integration, test, with knowledge of space, missile and launch systems at the component through system level
  • Experience in the development CONOPS, Operator Handbooks, or other Systems Engineering Documentation
  • Mission operations experience
  • Experience with a software scripting/programming language (e.g. Python, HTML, Matlab, Visual Basic, C/C++, etc.)
  • Proficient in AI prompting as it applies to this position and practice

Pay Information

Full-Time Salary Range: $95900.00 - $178100.00

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.

Skills Required

  • Bachelor’s degree or higher in Engineering, Computer Science, or a closely related field, or equivalent experience
  • Experience with systems engineering functions such as system trade studies, CONOPS, or system modeling
  • Systems architecture knowledge or experience
  • Experience developing requirements, Interface Control Documents, or Interface Definition Documents
  • Experience with Model-Based Systems Engineering using SysML and MBSE tools such as Cameo or Rhapsody
  • Ability to obtain and maintain a TS/SCI security clearance
  • U.S. citizenship
  • 3+ years of spacecraft or ground-system architecture, development, integration, or test experience
  • Knowledge of space, missile, and launch systems from component through system level
  • Experience developing CONOPS, operator handbooks, or systems engineering documentation
  • Mission operations experience
  • Experience with a software scripting or programming language such as Python, HTML, MATLAB, Visual Basic, C, or C++
  • Proficiency in AI prompting as applied to the position

Lockheed Martin Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Lockheed Martin and has not been reviewed or approved by Lockheed Martin.

  • Retirement Support — Retirement benefits are described as a standout element, with a strong 401(k) program and options like an employee stock purchase plan. Feedback suggests these features meaningfully enhance total compensation and long‑term financial security.
  • Healthcare Strength — Healthcare coverage is portrayed as comprehensive from day one, with multiple plan options, mental health resources, and virtual care. Wellness supports such as on‑site services and preventive programs are also highlighted.
  • Flexible Benefits — Work arrangements often include compressed schedules and telework, contributing to a favorable work‑life balance. Feedback suggests this flexibility is a key reason many view the overall package positively.

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The Company
HQ: Bethesda, MD
108,588 Employees
Year Founded: 1912

What We Do

Customer Focus, Innovation and Purpose are Built Into Everything We Do. Lockheed Martin. Your Mission is Ours ™. Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.

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