Principal Engineering Project Lead
Mercury Systems
Andover, MA · Posted October 7, 2026
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Where Andover, MA ranks
Where Andover, MA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #2Cities with the most jobs that need no experience in New England3.4% · of 27
- #2Best cities for junior jobs in Massachusetts33% · of 20
- #3Best college towns for junior jobs in New England33% · of 19
- #3Cities with the most jobs that need no experience in the Northeast3.4% · of 69
- #3Best cities for junior jobs in New England33% · of 28
- #9Cities where the biggest share of jobs do not need a four-year degree in New England12% · of 15
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
AI use among architectural and engineering managers is little observed so far. Measured exposure for architectural and engineering managers: 3% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
Job Summary:
Mercury Systems is seeking a talented Principal Engineering Project Leader to lead the development of cutting-edge technology for mission-critical aerospace and defense applications, advancing innovation where it matters most. As an EPL within the Secure Line of Business you have the opportunity to lead the technical development of Mercury’s newest products and programs, taking concepts from the whiteboard to fully fielded products. This role involves developing and maintaining design plans and schedules, coordinating cross-functional engineering teams, and ensuring successful project completion on time and within budget.
Job Responsibilities:
Lead integration and coordination across functional teams including electrical, mechanical, software engineering, system architecture, integration, quality, and documentation to ensure on-time and on-budget delivery of Mercury’s products and system solutions.
Serve as the primary liaison between the engineering project team and key stakeholders, including Operations, Program Management, Product Management, Technical Support, and Senior Leadership.
Own the success of assigned projects, ensuring they are delivered within budget, on schedule, and aligned with customer expectations.
Engage with stakeholders to understand business needs, communicate project status, and build relationships that support satisfaction and minimize risk.
Develop comprehensive project plans, including risk mitigation strategies, tasks, budgets, deliverables, dependencies, and resource requirements to ensure timely execution.
Oversee project deliverables and intervene as needed to adjust priorities, resolve delivery and customer issues, and optimize for quality, timeliness, and flexibility.
Facilitate synchronization and communication among all key project team members and stakeholders.
Collaborate with Senior Management and functional managers to resolve resource allocation and organizational challenges.
Tackle complex issues requiring in-depth analysis of variable factors and cross-disciplinary input.
Demonstrated experience leading multidisciplinary engineering teams through complex development cycles.
Strong ability to influence without authority, aligning stakeholders across Engineering, Operations, Supply Chain, Program Management, and Senior Leadership.
Proven record of driving clarity, making decisions, and maintaining momentum in ambiguous or high‑pressure environments.
Ability to develop engineers and foster high‑performance team culture.
Skilled at communicating technical and programmatic decisions to executives and customers.
Ownership mindset — accountable for engineering execution, readiness for gate reviews, and overall project success.
Required Qualifications:
Bachelor's degree in engineering, or a STEM discipline.
Typically requires a minimum of 6+ years in an engineering design role.
Experience in aerospace and defense projects, including participation in formal design review processes.
Experience in Project management skills, particularly in new hardware product development.
Experience with scheduling, tracking, and risk management tools and methodologies.
Experience in identifying and implementing process improvements across engineering organizations.
Experience with full product development lifecycle; from requirements through design, implementation, integration, and manufacturing release.
Experience developing and delivering technical presentations to internal and external stakeholders.
“This position requires you to have or obtain a government security clearance. Security clearances may only be granted to U.S. citizens.”
Preferred Qualifications:
Experience with Atlassian tools, including Jira and Confluence, and Microsoft Project.
Hands-on experience with system and subsystem integration in complex hardware and software environments.
Experience with cost account management using Earned Value Management Systems (EVMS).
Strong team-building and interpersonal skills, with a focus on mentoring and personnel development.
Participation in Root Cause and Corrective Action (RCCA) investigations to resolve technical and process-related issues.
Active Secret clearance.
#LI-RL1
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