Principal Software Engineer
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 10h ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 2d ago
The date the source published, not the day we noticed it (2026-10-09). Last seen at its source 3h ago.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
United States
The description states no restriction of its own. This is the source's own tag.
Pay
$180k–230k/yr
Read out of the job description by us, not from a structured field. Shown in the posting's own currency and period; we never convert.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
Workable employer's own board first seen 10h ago · last seen 3h ago
The listing
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.