Sr. Manager, Software Engineer
L3Harris
Londonderry, NH · Posted September 22, 2026
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About the job
Job Title: Sr. Manager, Software Engineering
Job Code: 43204
Job Location: Londonderry, NH (Onsite)
Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off
Job Description:
The Senior Manager, Software Engineering is a mission-focused technical leader responsible for driving the development of software and firmware solutions that enable the next generation of integrated night vision and weapon mounted systems. In this role, you will lead a team of high-performing engineers whose work directly supports and protects the warfighter.
This leader combines technical expertise with strong emotional intelligence and a talent for organizational development, fostering an environment where individuals grow, innovation thrives, and complex engineering challenges are addressed with focus and purpose. As a key partner to senior engineering leadership, you will influence technical strategy, promote innovation, and ensure cross-functional alignment across software, firmware, configuration management, and hardware teams. This is a unique opportunity to lead highly skilled engineers working on systems that matter—delivering operationally relevant software that meets rigorous performance standards, integrates seamlessly with advanced hardware solutions, and supports critical missions in dynamic environments.
Essential Functions:
Lead and develop a team of experienced software, firmware, and configuration management engineers.
Build an environment centered on trust, transparency, emotional intelligence, and continuous feedback.
Strengthening organizational capabilities through workforce planning, staffing strategies, and employee development initiatives.
Guide full lifecycle software development including requirements analysis, design, implementation, integration, and testing.
Partner collaboratively across engineering disciplines to evaluate system interfaces and performance requirements.
Provide oversight on estimating, scoping, and validating engineering work to meet commitments.
Communicate effectively with internal and external stakeholders including customers and senior leadership.
Champion innovation and continuous improvement across engineering processes and methodologies.
Recommend operational plans and oversee implementation to achieve functional goals with short- to mid-term impact.
Develop people and foster inclusive, collaborative environments.
Ability to communicate effectively with senior leadership and diverse partners.
Ability to obtain US Security Clearance.
Qualifications:
Bachelor’s Degree with a minimum of 12 years of prior related experience. Graduate Degree with a minimum of 10 years of prior related experience. In lieu of a degree, minimum of 16 years of prior related experience in Software Engineering Management.
Experience leading cross-functional engineering teams.
Experience managing engineering execution within technical, cost, and schedule constraints.
Preferred Additional Skills:
Deep knowledge of Agile Software Development frameworks and methodologies with certification such as Certified Scrum Master (CSM), Professional Scrum Master (PSM), or SAFe Scrum Master (SSM).
Expertise in software or firmware engineering with broad technical knowledge.
Experience supporting military, defense, or mission-critical systems.
Background in systems engineering or hardware-software integration.
Experience building and leading psychologically safe engineering cultures.
Familiarity with configuration management best practices and standards.
Ability to gain and maintain security clearance, if required in future.
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