Senior Principal, Information Systems—Global Network Leader

Mercury Systems, Inc.; Hudson, Northern (NH, KY); Hybrid; USD 130,000 - 233,000; Full time

Job summary

Mercury Systems is a leading technology company serving the global aerospace and defense industry across more than 20 locations. We are seeking a highly experienced Senior Principal, Information Systems to provide advanced technical leadership and drive the execution of critical network and infrastructure initiatives across multiple Mercury sites.

In this strategic individual‑contributor role, you will operate as a master in your discipline, guiding engineering solutions, shaping long‑term

Qualifications

• Bachelor’s degree in Information Systems, Computer Science, or related field.
• 10+ years of related professional experience (Mercury IC5 Senior Principal).
• Expert knowledge of data networking and integration principles, architectures, and best practices.
• Proven experience leading major network design, deployment, and modernization projects.
• Strong understanding of network security concepts, controls, and compliance considerations.
• Experience with domestic and international telecommunications vendors; mentoring across sites.
• Ability to evaluate emerging technologies and recommend scalable, secure solutions.

Responsibilities

• Provide senior-level technical leadership for Information Systems across multiple sites.
• Design, deploy, monitor, and manage vital enterprise infrastructure with focus on reliability and security.
• Lead complex incident response and root-cause analysis for hardware, software, and network issues.
• Act as the primary technical lead on major enterprise network projects from planning to implementation.
• Collaborate with leaders to shape IT policies, standards, and governance frameworks.
• Present technical findings and architectural recommendations to senior leadership.

Skills

Data networking

Network design

Security concepts

Mentoring

Leadership

Incident response

Vendor management

Communication to leadership

Cloud/on-prem virtualization

Education

Bachelor's degree in Information Systems/Computer Science

Tools

Virtualization Technologies

Identity Management – Entra/AWS/MS AD/ADFS/Radius

DNS, PKI, Certificate Management

Storage NAS/SAN (on-prem/cloud)

Teams/Phone Systems

Job description

Mercury Systems is a leading technology company serving the global aerospace and defense industry across more than 20 locations. We are seeking a highly experienced Senior Principal, Information Systems to provide advanced technical leadership and drive the execution of critical network and infrastructure initiatives across multiple Mercury sites.

In this strategic individual‑contributor role, you will operate as a master in your discipline, guiding engineering solutions, shaping long‑term