Senior System Architect

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

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Leidos Defense provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions.

Leidos Low Band Surveillance program (LBS) is seeking a System Architect. This position will lead the Mobile LBS system proposal, design, and production phases of the program. This is a large, multi-phase radar program with concurrent development, test, production, and sustainment activities. You will serve as the technical authority across multiple engineering disciplines, ensuring design integrity, technical performance, and disciplined engineering execution. This role requires a systems-minded leader with the ability to direct technical work based on cost, schedule, risk, and requirements. 

This is not your average engineering position. You will work on a team of the most talented engineers in the region who push you to be better every day. This is a fast-paced program with unique technical challenges that will be a rewarding milestone in any engineering career. 

Primary Responsibilities

• Lead technical team to design, manufacture, and deliver a radar system that conforms to requirements.

• Be comfortable navigating software, signal processing, mechanical, and electrical engineering issues, while supported by subject matter experts on your team.

• Provide technical oversight and management of technical baseline 

• Balance technical solution while adhering to cost and schedule constraints

• Serve as the program’s technical lead for engineering execution, system performance, and compliance with requirements across multiple product lifecycle stages.

• Communicate technical progress, challenges, and opportunities to senior leadership and government stakeholders.

• Provide technical direction and oversight to subsystem leads, integrated product team leads, and specialty engineering disciplines to ensure design maturity, integration, and risk mitigation.

• Mentor and develop technical staff, fostering a culture of innovation, rigor, and collaboration across the engineering organization.

Basic Qualifications

• Bachelor of Science in Mechanical Engineering or Aerospace Engineering from an ABET-accredited university

• 12+ years of applicable experience or 10+ years with MS degree.

• Experience leading a team of engineers to develop solutions that meet technical, cost, and schedule requirements

• Excellent technical judgment and ability to communicate complex issues to both technical and non-technical audiences.

• Experience with formal design review processes (PDR/CDR), configuration management, and risk management practices.

• Strong desire to lead, guide, and mentor

• Active secret security clearance or ability to obtain and maintain secret security clearance

• You must be a resident of the Huntsville, AL area or willing to relocate to the Huntsville, AL area

Preferred Qualifications

• Experience with radar, EO/IR, or other advanced sensing technologies.

• Design and/or Integration experience in the following areas:

• Mobile equipment

• Tactical trailers

• Radar Systems

• Mechanism Design

• Design for Manufacturability

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:

September 8, 2026

Pay Range:

Pay Range $131,300.00 - $237,350.00

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.