Software Engineer Sr (level 3) jobs in United States
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Lockheed Martin · 2 months ago

Software Engineer Sr (level 3)

positionFort Worth, TX
timeFull-time
remoteOnsite
senioritySenior Level

Lockheed Martin's Skunk Works is seeking a Senior Software Engineer to join their innovative team focused on advanced aircraft development. The role involves full software lifecycle development for avionics systems, supporting both rapid prototyping and deliverable software, while collaborating with a high-performing team.

AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Full software lifecycle development spanning across many avionics services, ground station development and mission system software technologies
Supporting ground station development for manned and unmanned systems
Development of simulations to support software development
Interfacing with key software and systems engineers to define requirements for rapid prototypes
Participating in integration and test events
Supporting planning and scheduling for key integration and milestone events

Qualification

Avionics software developmentHardwareSoftware integrationScripting languagesAgile development toolsSafety-critical software processesModelingSimulationNetworking protocolsHardware protocolsMentoring junior engineersRelationship buildingDecision makingTeam leadership

Preferred

Experience with developing software for avionics systems
Experience integrating hardware and software
Experience in scripting languages (e.g. python)
Experience with build environments and tools (make and CMake)
Experience using agile software development tools and methodologies (e.g. Git, JIRA, Jenkins, Confluence, etc.)
Experience with networking protocols (e.g. IP, UDP, RTP, etc.)
Experience with hardware protocols (e.g. ARINC-429, RS-485, I2C, SPI, etc.)
Experience working with safety/flight critical software development processes (e.g. MIL-STD-516C, MIL-HDBK-1797, AC-17-01, DO-178)
Experience with Modeling and Simulation (including familiarity with MATLAB)
Ability to build and maintain relationships and collaborative effectively with others
Strong decision making and judgment skills
Experience leading small technical teams
Experience mentoring and training junior engineers

Benefits

3-day weekend every weekend!
4-10 Mon-Thursday option
Flexible Schedules

Company

Lockheed Martin

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Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
dateFounded in 1912
location
Bethesda, Maryland, USA
people-size10001+ employees
web-link
https://www.lockheedmartin.com

H1B Sponsorship

Lockheed Martin has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2023 (1)
2022 (1)
2021 (2)

Funding

Current Stage
Public Company
Total Funding
$6.06B
Key Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M

Leadership Team

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Jim Taiclet
Chairman, President & CEO
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Craig Martell
Chief Technology Officer
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Company data provided by crunchbase