Sr. Project Engineer

The Defense Sector at Leidos currently has an opening for a Senior Project Engineer to work at our Picatinny Arsenal, NJ site. The Senior Project Engineer will lead a groundbreaking project to develop a secure, mobile, containerized additive manufacturing cell. This role requires an experienced and highly organized professional to serve as the central point of coordination between multiple additive manufacturing vendors, a primary systems integrator, and various subcontractors. The ideal candidate will possess a strong background in managing complex projects and a technical understanding of both manufacturing processes and the IT/security structures required to protect them. You will be responsible for the entire project lifecycle-from requirement definition to final delivery assuring that all technical goals, schedules, and budgetary constraints are met. This position involves significant stakeholder and customer interaction, demanding exceptional communication and leadership skills.

Primary Responsibilities.

• Serve as the primary technical project lead under the guidance of the Program Manager, coordinating all activities between additive manufacturing technology vendors, the manufacturing cell integrator, and other subcontractors.
• Develop, maintain, and manage a detailed project schedule, identifying key milestones, critical paths, and resource requirements.
• Define and oversee the implementation of the IT architecture, network structure, and cybersecurity measures for the integrated manufacturing cell to ensure data integrity and protection against vulnerabilities.
• Translate customer needs and high-level goals into clear, actionable technical requirements for all project partners.
• Facilitate regular meetings and communications with all stakeholders, including vendors, customers, and internal leadership, to ensure alignment and report progress.
• Proactively identify project risks, develop mitigation strategies, and resolve complex issues that arise between the various project teams.

Basic Qualifications.

• A bachelor’s degree in mechanical, Industrial, Manufacturing Engineering, a related technical field, and 8-12 years of relevant experience.
• Proven experience managing complex engineering or manufacturing projects involving multiple external vendors and stakeholders.
• Demonstrated expertise in project management principles, including schedule management, resource allocation, and risk assessment.
• Solid understanding of IT infrastructure, network architecture, and/or cybersecurity principles.
• Excellent organizational and leadership skills, with the ability to track multiple parallel workstreams and sub-contracts effectively.
• U.S. citizenship required.

Preferred Qualifications.

• Project Management Professional (PMP) certification.
• Direct experience with additive manufacturing (3D printing) technologies and processes.
• Experience with energetic materials processing or operations.
• Familiarity with US Government cybersecurity frameworks such as CMMC (Levels 1-3) and/or DoD Cloud Computing Security Requirements for Impact Levels (e.g., IL5).
• Experience with system integration projects, particularly involving the development of custom manufacturing cells or automated systems.
• Previous experience managing projects for government or other highly regulated industries.
• Proficiency with project management software such as Microsoft Project or Jira.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

May 13, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement.

More details are available at

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Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.