Principal Software Engineer (Application Networking) - Platform Infrastructure

Elastic; Portugal; On-site; EUR 100,000 - 150,000; Full time

Job summary

United States Digital Space LLC is seeking a Principal Software Engineer for Platform Infrastructure - Application Networking. You will shape the technical vision for Ingress, private connectivity, DNS, and security controls across the company Cloud stack.

The role emphasizes high-performance networking, reliability, and security. You’ll mentor teams, influence product strategy with senior stakeholders, and drive architectural clarity across the platform.

Qualifications

• Proven experience designing high-performance, scalable networking platforms.
• Ability to drive complex architectural decisions across orgs.
• Mentor engineers and align product, security, and reliability goals.

Responsibilities

• Set technical direction for major application networking initiatives from proposal to GA.
• Lead development of Ingress, private connectivity, DNS, and security controls at scale.
• Direct cross-organizational projects and ensure timely delivery and high reliability.

Skills

Technical leadership

Distributed systems

Networking

Security controls

Cloud infrastructure

Tools

Elasticsearch

Kibana

Job description

the company, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale - unleashing the potential of businesses and people. The the company Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to enable everyone to accelerate the results that matter. By taking advantage of all structured and unstructured data - securing and protecting private information more effectively - the company's complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI.

What is The Role

We're looking for a Principal Software Engineer to join Platform Infrastructure - Application Networking and set where the company Cloud application networking goes next. This work covers Ingress, security controls, private connectivity, and DNS management - the path every interaction with Elasticsearch, Kibana, and the broader the company stack takes. You will drive the technical vision, architecture, and design of these systems, not just

execute against an existingroadmap.

This is a Principal-level role for an engineer who has designed high-performance, scalable networking platforms and can drive technical initiatives across organizations. the company is investing in the reliability, security, and reach of the company Cloud; you will hold a high bar for those qualities while other engineering teams rely on what this platform provides.

What You Will Be Doing

• Set the technical direction for major application networking initiatives, owning designs from proposal through general availability.
• Lead the development of Ingress, private connectivity, DNS, and security controls on a large scale for the company Cloud. Continuously identify and address issues related to performance, reliability, and operability.
• Lead multi-quarter, cross-organizational projects that other the company engineering teams rely on, and guide these projects through to delivery.
• Raise the operational quality of our services. Take charge of operational investigations from beginning to end. Lead complex incident investigations and reviews. Participate in on-call rotation.
• Mentor and support engineers across the team, serve as a subject matter expert and trusted technical advisor to the wider engineering organization, and set the standard for how we build software.
• Partner with and advise product management and senior engineering stakeholders on technical trade-offs, feasibility, and roadmap direction.
• Identify and champion improvements to security, stability, and cost efficiency before they become problems. Untangle complexity and bring architectural clarity across the platform.