DomainTools Logo

DomainTools

Principal Software Engineer

Posted 3 Days Ago
In-Office or Remote
Hiring Remotely in Chicago, IL, USA
180K-230K Annually
Senior level
In-Office or Remote
Hiring Remotely in Chicago, IL, USA
180K-230K Annually
Senior level
Designs and develops internet-scale data processing, infrastructure management, and observability platforms across cloud and on-premises environments. Establishes engineering standards, resolves complex distributed architecture challenges, and provides technical leadership across the organization. The role requires experience with large-scale orchestration systems, internet protocols such as DNS, WHOIS, and RDAP, architectural trade-offs, and internet security technologies.
The summary above was generated by AI

DomainTools is seeking a Principal Software Engineer to join our Infrastructure team.

Our team’s mission is to accelerate cross-organizational collaboration as we confront the challenges of collecting, ingesting, processing, searching, alerting and contextualizing internet-scale data for use in threat defense and investigation.

DomainTools transforms vast amounts of streaming information about internet infrastructure into real-time threat intelligence. As an engineer on the Architecture team, you’ll work across the company to design, develop, and improve upon the foundations of the company’s technical strategy, to ensure that we can continue to design, develop, and operate internet-scale data systems efficiently, reliably, and securely.

Our work touches on every aspect of the system design life-cycle at DomainTools, from early technology evaluation to system design to infrastructure management and operations.

This is a high-impact, high-visibility position that requires tenacity, creativity, and strong collaboration skills.

If you’re passionate about making the impossible possible in order to make the internet a safer place, we want to hear from you!

Job Responsibilities

  • Design and develop a foundation for real-time internet-scale data processing and management.
  • Design and develop a platform for software and infrastructure management spanning cloud and on-prem systems.
  • Develop and maintain observability tooling including logging, metrics, and alerting spanning cloud and on-prem systems.
  • Define technical standards and best practices as a leader in the engineering organization.
  • Reconcile complex, conflicting distributed architecture spanning multiple companies over multiple decades.
  • Provide technical leadership within DomainTools broadly.

Requirements
  • Strong organizational and interpersonal skills. Must not only to dive deep into difficult technical problems, but bring others along for the ride as well.
  • 7+ years experience in some combination of software/hardware/systems engineering or leadership in technical operations.
  • Experience designing, building, and operating large-scale orchestration systems.
  • Experience working with major internet protocols and standards (DNS, Whois, RDAP, etc.)
  • Experience with and passion for working in the internet security space.
  • Experience stepping across organizational boundaries to solve problems.
  • Strong understanding of architectural trade-offs at different orders of magnitude of scale.
  • Strong technologist, broadly conversant in modern approaches to software engineering, systems engineering, operations, and infrastructure management.
  • Able to articulate and defend designs from architectural first-principals
  • Able to adapt those designs to the realities of a complex business.
  • Strong desire to solve seemingly insurmountable technological and organizational problems.

Compensation: $180K - $230K base salary, plus a 15% annual bonus


Benefits

DomainTools is the global leader for Internet intelligence and the first place security practitioners go when they need to know. The world’s most advanced security teams use our solutions to identify external risks, investigate threats, and proactively protect their organizations in a constantly evolving threat landscape. DomainTools constantly monitors the Internet and brings together the most comprehensive and trusted domain website and DNS data to provide immediate context and machine-learning driven risk analytics delivered in near real-time. 

DomainTools offers a comprehensive benefits package to our employees that includes fully paid medical, dental and vision insurance premiums, a 401k retirement plan with company matching, basic life insurance, flexible PTO and additional well-being benefits. 

DomainTools embraces diversity, equity and inclusion to its fullest as an equal opportunity employer. We build our teams so creativity and innovation can flourish. We believe inclusivity and equity fosters innovation and growth, and we harness this mindset to drive a culture that serves our employees and our customers. We encourage people of all backgrounds, ages, perspectives and skill sets to apply; and do not discriminate based on age, religion, color, national origin, gender, sexual orientation, gender identity, marital status, veteran status, disability or any other characteristic protected by law. 

Similar Jobs

4 Days Ago
Easy Apply
Remote
USA
Easy Apply
220K-260K Annually
Expert/Leader
220K-260K Annually
Expert/Leader
Machine Learning • Security • Software • Analytics • Defense
Provides technical leadership for real-time RF sensor software development, integration, testing, and validation. Designs high-performance C/C++ systems, integrates signal-processing algorithms, debugs distributed and multithreaded applications, and transitions MATLAB/Python prototypes into production software. The role includes technical mentoring, customer and government stakeholder engagement, proposal development, documentation, system demonstrations, visualization tools, and approximately 10% travel for integration and field-testing activities.
Top Skills: C/C++GitLinuxMatlabPython
4 Days Ago
Remote
United States
285K-385K Annually
Expert/Leader
285K-385K Annually
Expert/Leader
Artificial Intelligence • Cloud • Consumer Web • Productivity • Software • App development • Data Privacy
Owns company-critical, long-term technical problems across multiple teams and organizations. Defines technical strategy, architectures, roadmaps, and engineering standards for large-scale customer-facing systems. Remains hands-on in software development while driving AI adoption in products and engineering workflows. Partners with senior product, engineering, and executive leaders to resolve complex problems, improve reliability and performance, and shape Dropbox’s technical direction.
Top Skills: Agentic FrameworksAIConcurrencyDatabasesDistributed SystemsFrontend SystemsLlm ApisMlMobile SystemsSearch SystemsSoftware DevelopmentStorage Systems
4 Days Ago
Remote
USA
250K-350K Annually
Entry level
250K-350K Annually
Entry level
Big Data • Fitness • Healthtech • Information Technology • Software • Analytics
Build and own Arcadia’s internal developer platform across a large-scale data lakehouse and Kubernetes applications. Develop self-service APIs, templates, golden paths, CI/CD capabilities, observability, security controls, and reliability practices. Lead platform migrations, improve developer experience, manage stakeholder needs and costs, set technical direction, and coach senior engineers. The role requires hands-on software development alongside expertise in cloud infrastructure, Kubernetes, networking, infrastructure as code, SLOs, incident response, and platform product management.
Top Skills: Access ControlsAPIsCi/CdCloud InfrastructureDatabasesEncryptionInfrastructure As CodeKubernetesNetworkingObservabilityQueuesSlosStorage

What you need to know about the Chicago Tech Scene

With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.

Key Facts About Chicago Tech

  • Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
  • Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
  • Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
  • Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
  • Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account