Senior Software Engineer
Confirmed on the employer's own hiring board on Oct 16, 2026. First seen by Alion on Oct 9, 2026.
DomainTools is hiring a Senior Software Engineer to join our Engineering Team. This role is perfect for a creative problem-solver with deep expertise in large-scale data engineering and a passion for technical leadership and continuous improvement. You'll be a key technical collaborator, not only designing and maintaining complex systems but also accelerating engineering productivity and mentoring the next generation of engineers.
We are looking for someone with a strong background in Python, Rust, GoLang, and cloud infrastructure (AWS, Docker, Kubernetes) who is eager to take on big challenges and deliver high-quality, impactful results.
Job Responsibilities
- Design, code and maintain web-scale data systems
- Discover, analyze and validate new data sets to add value for our customers
- Creative problem solving to necessarily complex systems
- Research, prove and employ cutting edge techniques & technologies
- Provide code reviews, design feedback, demos, technical requirements & documentation
- Provide accurate, scope, estimates for time, capacity & costs of projects
- Improve the lives of your coworkers by accelerating engineering productivity, reducing operational toil and increasing consistency
- Provide technical leadership, assist in on-boarding & mentoring of junior engineers
Requirements
- 5+ years of professional development experience with Python, GoLang, Rust or equivalent languages. Expertise in Rust and Python is highly valued.
- 3+ years of experience with cloud infrastructure, specifically AWS, Docker, and Kubernetes.
- 3+ years of experience with web-scale data engineering, leveraging data stores such as OpenSearch, Postgres (or PSQL), CockroachDB and Spark.
- 3+ years of professional experience with Kafka.
- 5+ years of experience working with Linux/Unix environments.
- Excellent written and verbal communication skills.
- Proven ability to coordinate effectively between multiple teams.
- A positive attitude, strong interpersonal skills, and a genuine enjoyment of collaborating with, mentoring and assisting teammates.
- Exceptional attention to detail and a commitment to delivering high-quality results.
- Demonstrated history of high initiative and productivity that consistently adds value.
- A proactive attitude towards continuous learning, particularly in unfamiliar domains.
- Excited and passionate about working within the security space.
Pluses
- Bachelor's degree or higher in Computer Science/related field or equivalent experience
- Design, implementation and/or maintenance of CICD & microservices
- Experience with Data Pipelines such as ElasticSearch, NATS or Apache Airflow
- Experience with data mining or machine learning techniques
- Experience with text codec, encoding & web protocols
- Bash, Scala, C, or Hive development experience
- Experience with full stack development
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.