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Software Engineer Sr - E3

Job in Sunnyvale, Santa Clara County, California, 94086, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-09-04
Job specializations:
  • Software Development
    Software Engineer
Salary/Wage Range or Industry Benchmark: 122600 - 227600 USD Yearly USD 122600.00 227600.00 YEAR
Job Description & How to Apply Below
** Standard

Job Description *
* Core Responsibilities

- Understand and operate the Hardware In the

Loop Testbed, including configurations, tools,

and processes.

- Develop and coordinate integration

objectives, integrate HWIL test bed

components, and troubleshoot issues.

- Drive enhancements to end to end test

scripts and simulation updates.

- Work closely with Navigation, Guidance &

Control, Flight Software development, and

HWIL teams to ensure compliance with

integration standards and test procedures.

- Support regression testing, perform Change

Request (CR) check outs, and verify software

baselines.

- Collaborate with engineering groups to

resolve technical problems, communicate

status, and maintain documentation.

- Uphold rigorous standards and processes

through strong organizational and

communication skills.

Key Success Factors

- Ability to work independently with minimal

supervision.

- Conduct testing, capture results, and produce

clear reports.

- Diagnose and resolve software configuration

or baseline issues during integration and

installation phases.

- Review problem reports and enhancement

requests to assess impacts on testing and

regression plans.

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*
* Experience in Linux or UNIX environments.

Experience on a software development

program

Experience with integrating and testing

hardware/software products or equivalent

technical experience

Python development experience

C++ development experience

US Citizenship Required. No clearance needed to start. Must have the ability to obtain and maintain a Secret Clearance.

** Desired Skills*
* Experience with Matlab development

Ability to read and modify Matlab tool

Experience with Agile development

methodologies

Experience developing and maintaining

simulation software

Ability to analyze test results and coordinate

with SME to verify functionality and

requirements

Good verbal, written, and interpersonal

communication skills.

** 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.
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