Talent.com
Sr. Software Engineer (Top Secret Clearance Required)
Sr. Software Engineer (Top Secret Clearance Required)Lockheed Martin • King of Prussia, PA, US
Sr. Software Engineer (Top Secret Clearance Required)

Sr. Software Engineer (Top Secret Clearance Required)

Lockheed Martin • King of Prussia, PA, US
1 day ago
Job type
  • Full-time
Job description

Job ID : 702616BR

Date posted : Aug. 21, 2025

Description : Who We Are :

Want to work with cutting-edge technologies in a fun, fast-paced, and dynamic environment? Are you a problem solver that takes on challenges that others think are impossible? If you answered yes to these questions, then we invite you to join Lockheed Martin Rotary and Missions Systems (RMS) as a Senior Software Engineer!

Lockheed Martin is a global leader in aerospace, defense, and technology solutions. You will be joining Lockheed Martin Rotary and Mission Systems

About Rotary and Mission Systems

Our team in Warfighter Solutions consists of a variety of engineering disciplines that work together to execute design, development, integration and test of systems and have expertise in Software Defined Radios (SDR), digital signal processing (DSP), GNSS constellation simulation, and signal transceivers.

Our team members build strong relationships with one another, founded on trust, open communication, and a sense of camaraderie. This leads to a positive and productive work culture, where team members feel valued, supported, and motivated to contribute to the team's success.

We embody the Lockheed Martin core values.

Learn more about our Culture here

Who You Are :

You thrive in a collaborative, multidisciplinary engineering environment and are committed to delivering best-in-class products and solutions. You have an innovative mindset, and capable of finding solutions to complex engineering challenges.

You have a Bachelors degree from an accredited college in a related discipline, with 5 years of professional experience, a Masters degree with over 3 years of experience, or equivalent experience / combined education.

You currently hold a Top Secret clearance.

The Work :

  • As a Software Engineer for Warfighter Solutions, you can help us take on the world's most important and complex challenges by providing solutions to a variety of technical problems. We provide tactical based solutions which specialize in software defined radio, digital signal processing, constellation simulation, and command and control software in order to support our customers' dynamic needs in supporting the warfighter.
  • Integrate open and modular hardware and software components in the field of Radio Frequency (RF) systems
  • Develop software required to support integration and control of waveform processing applications
  • Supporting Integration & Test (I&T) to troubleshoot and resolve software defects, performance issues, and integration challenges.
  • Work closely with system engineers to ensure that software development aligns with overall system architecture and requirements, and that testing and validation processes are comprehensive and effective.
  • Support current software architecture which includes C++, Linux scripting and Qt GUI development utilizing git for CM control.
  • Engage in daily scrum and other weekly agile meetings
  • Work closely with the Product Owner, Software Architect, and Chief Engineer to support Customer design reviews and various other milestone events.

Why Work For Us :

Your Health, Your Wealth, Your Life

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.

Basic Qualifications :

  • Security Clearance required prior to start : Top Secret
  • Experience developing full stack software using Object Oriented Programming
  • Knowledge of modern DevSecOps tools and practices, including Gitlab CI / CD
  • Proficiency in developing automated unit, integration, and end-to-end tests
  • Experience working with Linux OS, including basic system administration (emphasis on RHEL)
  • Desire and ability to quickly learn unfamiliar technologies and domains in a rapid paced, Agile development environment
  • Desired Skills :

  • Experience with C++ Software development
  • Experience with Linux operating system
  • Experience with software configuration management (e.g. GIT, Jira, Confluence, etc.)
  • Experience in Full Stack Development
  • Experience developing mock (stub) interfaces for system testing
  • Experience in Hardware test and integration
  • Experience decomposing requirements / features
  • Effective oral and written communication skills
  • Methodical approach to problem solving
  • Working knowledge of Digital Signal Processing (DSP) concepts, software-defined radio (SDR) frameworks, and real-time systems that include a mixture of firmware, embedded, and traditional software applications
  • Experience in the Radio Frequency (RF)
  • Experience working with distributed development teams in an agile development environment
  • Ability / willingness to travel for test events
  • Security Clearance Statement : This position requires a government security clearance, you must be a US Citizen for consideration.

    Clearance Level : Top Secret

    Other Important Information You Should Know

    Expression of Interest : By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

    Ability to Work Remotely : Onsite Full-time : The work associated with this position will be performed onsite at a designated Lockheed Martin facility.

    Work Schedules : Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.

    Schedule for this Position : 4x10 hour day, 3 days off per week

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

    The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.

    At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

    With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

    If this sounds like a culture you connect with, you're invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.

    Experience Level : Experienced Professional

    Business Unit : RMS

    Relocation Available : Possible

    Career Area : Software Engineering

    Type : Full-Time

    Shift : First

    Create a job alert for this search

    Sr Software Engineer • King of Prussia, PA, US

    Related jobs
    Mid-Level Software Engineer - Navy Machinery Systems with Security Clearance

    Mid-Level Software Engineer - Navy Machinery Systems with Security Clearance

    Barbaricum • Philadelphia, PA, US
    Full-time
    Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets.We leverage more tha...Show more
    Last updated: 15 hours ago • Promoted • New!
    Sr. Software Engineer

    Sr. Software Engineer

    ECCLESIASTES INC • Newark, DE, US
    Full-time
    Analyze business user needs, design, develop and implement software applications and systems using Azure, Java, J2EE, SQL, Kubernetes, Visual Studio, Apache Tomcat, JBoss, HTML, CSS, and create rep...Show more
    Last updated: 30+ days ago • Promoted
    Software Engineer - Secret

    Software Engineer - Secret

    Modern Government Solutions • Mount Laurel, NJ, US
    Full-time
    ACCEPTING JUNIOR, MID, AND SENIOR LEVELS OF EXPERIENCE • •.Modern Government Solutions is seeking a multi-faceted Software Engineer to design, develop, test, deploy, maintain, and improve software sy...Show more
    Last updated: 30+ days ago • Promoted
    Software Engineer - CI / CD (TS / SCI Clearance Required)

    Software Engineer - CI / CD (TS / SCI Clearance Required)

    North Point Technology • King of Prussia, PA, US
    Full-time
    Please apply only if you have an active.North Point Technology is looking for a TS / SCI Cleared Software Engineers to support a critical mission. The GEOINT Collection neXt (GCX) Program, awarded May...Show more
    Last updated: 30+ days ago • Promoted
    Sr. Manager, Software Engineer (Bank Tech)

    Sr. Manager, Software Engineer (Bank Tech)

    Capital One • Wilmington, Delaware, United States
    Full-time +1
    Manager, Software Engineer (Bank Tech) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and ite...Show more
    Last updated: 1 day ago • Promoted
    Systems Engineer (Top Secret Clearance Required)

    Systems Engineer (Top Secret Clearance Required)

    Lockheed Martin Corporation • King of Prussia, PA, United States
    Full-time
    Want to work with cutting-edge technologies in a fun, fast-paced, and dynamic environment? Are you a problem solver that takes on challenges that others think are impossible? If you answered yes to...Show more
    Last updated: 2 days ago • Promoted
    POSITION TITLE : Sr. Software Engineer

    POSITION TITLE : Sr. Software Engineer

    ECCLESIASTES INC • Newark, DE, US
    Full-time
    Analyze business user needs, design, develop and implement software applications and systems using Azure, Java, J2EE, SQL, Kubernetes, Visual Studio, Apache Tomcat, JBoss, HTML, CSS, and create rep...Show more
    Last updated: 30+ days ago • Promoted
    Sr. Azure Engineer

    Sr. Azure Engineer

    WEIDENHAMMER SYSTEMS CORPORATION • Blue Bell, Pennsylvania, United States, 19422
    Full-time
    Azure Solutions Engineer is responsible for designing, creating, and supporting the Azure relationship used in our hosting services operation. The engineer will be focused on improving the stability...Show more
    Last updated: 30+ days ago
    Sr. Systems Engineer (Top Secret)

    Sr. Systems Engineer (Top Secret)

    Lockheed Martin Corporation • King of Prussia, PA, United States
    Full-time +1
    The coolest jobs on this planet… or any other… are with Lockheed Martin Space.At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder.Our amazing people are on ...Show more
    Last updated: 2 days ago • Promoted
    Software Engineer with Security Clearance

    Software Engineer with Security Clearance

    Innova Solutions, Inc. • Camden, NJ, US
    Full-time
    Move Forward with Volt Volt is immediately hiring for Software Engineer - Cleared Contractor - L4.In this role, you can directly impact the world around you and contribute to classified programs an...Show more
    Last updated: 15 hours ago • Promoted • New!
    Sr. System Engineer - On Site

    Sr. System Engineer - On Site

    Syzygy Integration • On-Site Conshohocken, PA, US
    Full-time
    Quick Apply
    Syzygy is rapidly growing, and we need YOU to join our world-class team today!.Syzygy is a technology company dedicated to delivering solutions that solve the toughest information awarene...Show more
    Last updated: 30+ days ago
    Manager, Software Engineering (Top Secret Clearance Required)

    Manager, Software Engineering (Top Secret Clearance Required)

    Northwest Talent Solutions LLC • Camden, New Jersey, United States
    Full-time
    Quick Apply
    Software Engineering Manager Aerospace & Defense Systems | Full-Time | Philadelphia Metro Area.Northwest Talent Solutions (NWTS). Aerospace & Defense technology innovator.This is a career-de...Show more
    Last updated: 2 days ago
    Sr Software Engineer - Camden, NJ

    Sr Software Engineer - Camden, NJ

    Two95 International Inc. • Camden, NJ, US
    Full-time
    Quick Apply
    Develop backend code for applications.Experience with the following technologies : Spring MVC, JPA, UNIX, SQL, Design patterns, Spring framework, Web service development, Tomcat.Experience with SOAP...Show more
    Last updated: 30+ days ago
    Systems Engineer Associate (Top Secret Clearance Required)

    Systems Engineer Associate (Top Secret Clearance Required)

    Lockheed Martin Corporation • King of Prussia, PA, United States
    Full-time
    Want to work with cutting-edge technologies in a fun, fast-paced, and dynamic environment? Are you a problem solver that takes on challenges that others think are impossible? If you answered yes to...Show more
    Last updated: 2 days ago • Promoted
    Sr. Software Engineer

    Sr. Software Engineer

    Syzygy Integration • Conshohocken, PA, US
    Full-time
    Quick Apply
    Syzygy is rapidly growing, and we want you to join our world-class team today!.Syzygy is a technology company dedicated to delivering solutions that address our customer’s unique ...Show more
    Last updated: 30+ days ago
    Engineer, Core Design Methods Fuels

    Engineer, Core Design Methods Fuels

    Constellation Energy • Marcus Hook, PA, US
    Full-time
    As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose : accelerating the transition to a carbon-free future. We have been the leader in clean ener...Show more
    Last updated: 2 days ago • Promoted
    Software Engineer with Security Clearance

    Software Engineer with Security Clearance

    Donatech Corporation • Moorestown, NJ, US
    Full-time
    Plans, conducts, and coordinates software development activities.Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business / mission proble...Show more
    Last updated: 15 hours ago • Promoted • New!
    Sr. Spec Project Engineer with Security Clearance

    Sr. Spec Project Engineer with Security Clearance

    L3Harris Technologies • Camden, NJ, United States
    Full-time
    Job Description : This position is for a Project Engineer leading Cyber Programs within the C5S Engineering organization. The role is responsible for leading multi-disciplined engineering teams in th...Show more
    Last updated: 2 days ago • Promoted