Software Engineer Sr - E3

Posted 3 Days Ago
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Sunnyvale, CA, USA
In-Office
123K-228K Annually
Senior level
Aerospace • Security • Cybersecurity • Industrial
The Role
Develops, tests, debugs, documents, and maintains embedded flight software for THAAD interceptor systems and real-time hardware-in-the-loop missile testbeds. Responsibilities include software design, object-oriented C++ development, scripting, embedded multiprocess development, lifecycle coordination, standards compliance, troubleshooting, and analyzing system capabilities. The role supports classified defense and aerospace programs and may involve work across all phases of software development.
Summary Generated by Built In
Standard Job Description

Do you have a commitment to success, proven interpersonal skills, a positive outlook? Are you a creative thinker and problem solver? Are you looking for a meaningful career?
If so, then we would love to speak with you! The Engineering & Technology organization is a highly dynamic and growing organization that plays a vital role in providing mission-critical intelligence solutions on variety of world-class satellite, deep space exploration, missile, and classified special programs.
The candidate will become a member of a creative, high-tempo, collaborative, cross-functional, dynamic and multi-disciplinary THAAD interceptor flight software (FSW) team. This team performs the analysis, design, development, and test of the embedded flight software and the real-time, Hardware-In-The-Loop (HWIL) missile testbed. Opportunities are available to participate in all elements/steps of the software development cycles.

Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by means of data processing equipment. Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software. Corrects program errors, prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Ensures software standards are met.

Basic Qualifications

- Must have applicable experience in software development, with broad technical skills and development experience throughout a program life cycle.
- Must have experience in Object Oriented programming and C++
- Experience with a scripting language
- Experience in embedded software development (multi-process)
- US Citizenship and the ability to obtain/maintain a Secret Clearance

Desired Skills

- Possesses current DoD Secret clearance
- A strong background in Linux and VxWorks operating systems
- A strong background in embedded SW architecture
- Good communication skills, both oral and written
- Experience in software development and testing
- Extensive experience in C++ programming
- Experience with Python, Perl, XML, shell, etc.
- Understands the intricacies of compiling/linking large software simulations

Pay Information

Full-Time Salary Range: $122600.00 - $227600.00

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

  • Applicable experience in software development, with broad technical skills and development experience throughout a program life cycle
  • Experience with object-oriented programming and C++
  • Experience with a scripting language
  • Experience in embedded software development, including multiprocess systems
  • US citizenship
  • Ability to obtain and maintain a Secret clearance
  • Current Department of Defense Secret clearance
  • Strong background in Linux and VxWorks operating systems
  • Strong background in embedded software architecture
  • Good oral and written communication skills
  • Experience in software development and testing
  • Extensive experience in C++ programming
  • Experience with Python, Perl, XML, or shell scripting
  • Understanding of compiling and linking large software simulations

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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