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Principal Software Engineer

Ultra Maritime, EMS
paid time off, 401(k)
United States, Virginia, Chantilly
Aug 21, 2025
Unleash the Power of Multi-Mission Excellence: Safeguarding the Seas for the World's Navies.

Step into a world where cutting-edge technology meets unparalleled expertise. Ultra Maritime pioneers delivering multi-mission solutions that protect and empower the naval forces worldwide. With our extensive portfolio of capabilities, our innovations are utilized on naval fleets across our allied navies around the globe.

As the maritime and underwater battlespace evolves, we tirelessly push the boundaries to develop advanced specialist systems that provide our 'five-eyes' Defense customers with an unbeatable warfighting edge. From surface vessels to sub-surface operations and unmanned platforms, we are revolutionizing the way naval missions are executed.

We thrive on collaboration and partnering with our customers to ensure mission success. Our expert solutions encompass an array of game-changing technologies, including state-of-the-art sonar, radar, and expendables.

Join us in shaping the future of naval warfare and together, we will safeguard the seas and empower navies worldwide!

Ultra Maritime is searching for a highly motivated Principal Software Engineer who can take on the role of Lead Software Engineer. Duties include working closely with program leads, the software engineering manager, and system engineers to lead the software engineering team through the full software development lifecycle.
The Lead Software Engineer will own the definition, assignment, execution and status reporting to customers of the software tasks, ensuring optimum use of time and resources. Responsibilities include ensuring that team performance is aligned and contributes to the overall goals of the business unit. The Lead Software Engineer will also provide technical leadership to the software team including architecture, development, and testing. The Lead Software Engineer is also a Principal Software Engineer and works on advanced, complex technical projects or business issues requiring state of the art technical and industry knowledge. Through individual code contribution, assisting other software developers, and communicating with program management and customers, the Lead Software Engineer serves as a subject matter expert and influencer to make complex decisions based on advanced analytical expertise to develop innovative solutions and supporting the decision-making process. Reports to the software engineering manager and works with the manager to create staffing plans to meet deadlines and also advance the careers of the individuals. Supports the Software Engineering Manager to create bids and proposals by providing input on the technical effort.

Nationality Requirements

Candidates must be eligible to obtain the relevant security clearance required for the role, due to the nature of the programmes we deliver for our customers.

Job Description

Required Experience:

  • At least 12 years of C++ development and testing experience

  • Experience leading a team to during all phases of the software development lifecycle

  • Providing technical effort estimation to program management.

  • Clear verbal and written communication skills

  • Following proper coding practices through rules and guidelines

  • Experience with code development on Linux-based operating systems

  • Experience with middleware/inter-process communication using a publish-subscribe pattern such as AMQP, CORBA, DDS, ROS, ZeroMQ, etc.

  • Experience with tools to do code coverage, memory leak, and other code integrity checks

  • Experience with Git as the version control system

  • Experience with basic text/code editors such as VI/VIM, Emacs, nano, Kate, gedit, etc.

  • Familiarity with UML or other design modeling techniques

  • Strong attention to detail and work ethic

  • Willingness to travel (10%).

Preferred Experience: (Optional)

  • Experience with Qt programming and/or Gallium

  • Automated testing

  • Working knowledge of XML XSD

  • Familiar with containerized environments such as Kubernetes

Qualifications:

  • U.S. Citizen

  • At least 12 years of experience with a BS Degree in Software Engineering or related discipline

  • Ability to obtain US government clearance.

#LI-Onsite

Typically, a Bachelor Degree (or equivalent) in a related field and 12+ years experience in a range of roles within a relevant complex engineering environment.
May be required to maintain security clearance.

Diverse & Inclusive Employer

Ultra Maritime is a proud Equal Opportunity Employer committed to fostering a respectful, and diverse workplace. We welcome applicants from all backgrounds and do not tolerate discrimination of any kind. Employment decisions are made without regard to race, color, religion, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender identity or expression, age, national origin, ancestry, ethnicity, marital status, disability, genetic information, protected veteran status, citizenship status, or any other characteristic protected by applicable federal, state, or local laws.

As a defense contractor, we are dedicated to maintaining the highest standards of integrity and security. We operate a drug-free workplace and, where permitted by law, conduct pre-employment background checks and substance abuse screening.

We offer competitive benefits including medical, dental, vision, 401k match, paid time off and family leave, and much more!

Reasonable accommodation statement: if you need an accommodation for any part of the application process, please email careers@ultra-us-gbs.com

Company: Ultra Maritime

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