Data Science and Machine Learning Engineer

Job Locations US-Remote / Telework | US-TX-Fort Worth | US-MO-Kansas City | US-CO-Denver | US-DC-Washington
Job ID 2021-4064
Regular Full-Time

Position Description

Valiant Solutions is seeking a Data Science and Machine Learning Engineer to join our rapidly growing team. Valiant Solutions is a Cybersecurity company delivering cutting-edge security solutions to our Government clients.  This is your chance to work with a wide range of technologies for a company that cares about its employees- Valiant has been named one of the Best Places to Work in the DC area SEVEN years in a row!   If you’ve got that ‘can-do’ attitude and possess the skills below, we’d love to talk to you about this exciting opportunity.


This is your opportunity to join a team of Engineers managing a large Cybersecurity big data platform to detect threats to protect critical government systems. As a Data Science and Machine Learning (DSML) Engineer you will work with a petabyte-scale data lake in an Elasticsearch-based big data environment to build machine learning models and rules, analyze data, and build visualization to detect security anomalies. You’ll join an existing security development team with our large government client and will work hands-on developing code, and using GUI-based tools to analyze and visualize data. This is an exciting position helping us grow our client’s capabilities to stay ahead of adversaries.


The successful candidate will have experience with the theory behind Machine Learning, and how it can be practically applied for Cybersecurity use cases. The successful candidate will have trained various machine learning models to support anomaly detection, and will bring experienced preparing data feeds for Machine Learning. Additionally, the candidate will have experience analyzing data and building visualizations to provide a lens for anomaly detection and trend analysis.


Requires US work authorization and the ability to pass a federal security background investigation to obtain a security badge.


Valiant Solutions is a Cybersecurity company delivering cutting-edge security solutions to our Government clients specializing in Cloud Security, Security Engineering, and Federal GRC. This is your chance to work with a wide range of Security technologies leading the architecture and engineering of a large program. You'll find Valiant to be a supportive company that will back you with training and certifications, and you'll find plenty of challenges with our forward-looking client. Valiant Solutions is a rapidly growing small business that cares about its employees- we've been named one of the Best Places to Work in the DC area SEVEN years in a row! A highlight of our benefits is included below the job description.


This position allows for 100% remote work.  Remote work necessitates a high-level trust in our employees. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention to their job duties during working hours, and maintain a schedule during normal business hours that overlaps with those of their coworkers and Valiant's



  • Lead analysis efforts in petabyte-scale clusters of security data
  • Instruct agency leadership on machine learning program efforts and direction
  • Prepare data streams for Machine Learning use cases, writing parsing logic and indexing data as needed
  • Developing custom Machine Learning models models using AWS services (e.g. Sage Maker) or equivalent open source tools, and developing ML rules using COTS products
  • Developing data visualizations using a data visualization tool, and learning new Kibana visualization capabilities such as Vega
  • Collaborating with Cybersecurity analysts and other developers to solve threat monitoring problems and improve our client’s security posture
  • Developing DSML strategy and procedure to detect anomalies in all layers of a large internet-facing application
  • Developing and configuring anomaly alerting logic



  • 5 years of experience in Data Science
  • 2+ years of experience developing using Python
  • Bachelor’s degree in related field required (Computer Science, Information Technology, Network Engineering, Security Engineering, System Administration etc). or two (2) additional years of IT experience 
  • US Citizenship and the ability to obtain and maintain required federal security clearances.
  • Experience working with business intelligence tools such as PowerBI or Tableau
  • Experience preferred with SIEM tools such as Elastic Stack or Splunk
  • Experience preparing data sets for Machine Learning and generating ML models
  • Strong mathematics skills (e.g., statistics, algebra)
  • Experience with big data technologies such as Hadoop, Kafka, or Spark
  • Advanced ability to perform exploratory data analysis
  • Demonstrated knowledge of security concepts and best security practices is preferred
  • Exceptional technical writing skills
  • Ability to communicate complex data in a simple, actionable way
  • Ability to visualize data in the most effective way possible for a given project 
  • Analytical and problem-solving skills
  • Experience with machine learning and AI
  • Familiarity with data management tools
  • Excellent attention to detail
  • Proven ability to meet deadlines and adapt quickly to changing and multiple priorities
  • Energetic and forward-thinking with high ethical standards
  • A team player, trustworthy, and willing to share information
  • Valiant Solutions is a federal contractor and this position is subject to the COVID-19 Vaccine Mandate as a condition of employment.  All applicants must be fully vaccinated for COVID-19 with a Food and Drug Administration (FDA) authorized or FDA-approved COVID-19 vaccine OR must have an approved reasonable accommodation granting an exemption from vaccine requirements. See below for more details.


About Valiant Solutions:

Valiant Solutions is a security-focused IT solutions provider with both public and private sector clients nationwide. Named one of the fastest growing privately held companies by Inc. 5000, Washington Technology’s Fast 50, and Washington Business Journal’s Best Places to Work in the D.C. area, Valiant Solutions prides itself on providing its employees with great benefits and career development opportunities. As a company, we are just as committed to growing careers as we are to building world-class IT solutions, all while enjoying an unparalleled work-life balance. We are in a phase of tremendous growth and building the team that will take us to the next level. We seek people whose talents and accomplishments will contribute to a thriving company, who have the character to support their capacity, and can make a positive impact on our culture. Alongside our talented team, you’ll learn to think quickly on your feet and expand your own personal and professional skillset. Our management team will inspire you to consider new perspectives and challenge you to become a better practitioner in the fast-paced industry of IT security. We hire people we respect – and we trust them to deliver results leveraging their expertise. If you would enjoy working in a dynamic environment as part of a stellar team of professionals, then we invite you to apply online today.


Benefits Snapshot (includes, but not limited to):

Valiant pays 99% of the Medical, Dental, and Vision Coverage for FTE

Valiant contributes 25% towards Health Coverage for Family and Dependents

100% Paid Short Term Disability and Life Insurance Policy for FTE

100% Paid Certifications

Wellness & Fitness Program

401K Matching up to 4%

Paid Time Off

Paid Time On – 40 hours to pursue innovation

Valiant University – Online Education and Training Portal

Reimbursement for Public Transit and Parking

FSA programs for: Medical Costs, Dependent Care, Transit, and Parking

Referral Bonuses


Vaccination Mandate:

In accordance with Executive Order 14043, Federal employees and contractors are required to be fully vaccinated against COVID-19 regardless of the employee's duty location or work arrangement (e.g., telework, remote work, etc.), subject to exceptions that may be required by law. If selected, you will be required to submit proof of vaccination by November 22, 2021 or before your entrance on duty if you are selected after the compliance date. Human Resources will provide information for providing proof of vaccination and instructions for how to submit a request for a legally required exception, if needed, to comply with vaccination requirements.


Equal Employment Opportunity:

Valiant Solutions is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, national origin, sex (including pregnancy, sex stereotyping, gender identity, gender expression or transgender status), religion, age, marital status, sexual orientation, military/veteran status, physical or mental disability, genetic information/history or any other personal characteristic protected by law.


Physical Demands

Must be able to remain in a stationary position 50% of the time and also be able to occasionally move about inside the office to access file cabinets, office machinery, etc.

Must be able to constantly operate a computer and other office productivity machinery, such as a copy machine, and computer printer.

Must be able to communicate, detect, converse with, discern, convey, express one self, and exchange information visually and verbally.

Must be able to occasionally bend and lift files and papers up to 10 pounds throughout the office space for events and meetings.


Work Environment:

Individual's primary workstation is located in an office area

The noise level in this environment is low to moderate


Authorization to Share Resume and Personal Information:

By submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should Valiant Solutions or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.



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