Software Engineer, Principal
We harness the power of innovation so that you can change the world and help our customers solve their most complex challenges

Job Description:
At Parsons, we’re building the next generation of secure, mission-critical systems that support national defense, cyber operations, and government modernization efforts. We are looking for a Software Engineer to help design and develop our core data platform and framework, enabling interoperability across high-impact federal systems.
Key Skills and Experience:
Data Processing and Engineering:
- Proficient in data manipulation and transformation, especially with large datasets.
- Experience ingesting data from various sources like Excel files, CSVs, databases, system logs, etc.
- Ability to clean and preprocess data, removing unnecessary data elements.
- Familiarity with ETL (Extract, Transform, Load) processes.
OpenSearch & Elasticsearch:
- Experience working with Elasticsearch or OpenSearch for indexing, searching, and querying large datasets.
- Ability to optimize searches and manage clusters.
- Knowledge of the Elasticsearch query DSL, indexing strategies, and performance tuning.
Visualization in Kibana:
- Proficient in creating visualizations and dashboards in Kibana.
- Understanding of how to use Kibana for data exploration, trend analysis, and reporting.
Visualization Experience:
- Experience in creating visualizations in a UI Design Framework, like React.js with Material-UI
- Understanding basic UI/UX principles for a positive user interface experience to convey data in meaningful ways to analysts and decision makers
Programming/Automation:
- Strong proficiency in programming languages such as Python, Java, or other relevant languages for data processing and UI development.
- Experience in writing automation scripts for repetitive tasks (e.g., ingesting data, cleaning, etc.).
Experience with Software/Data Science Concepts:
- Understanding of data structures, algorithms, and common data science techniques.
- Experience with data science tools like Pandas, NumPy, or similar libraries for data manipulation.
Experience with Cloud/Distributed Systems:
- Familiarity with cloud platforms (AWS, Azure, etc.) is a plus, especially if the data pipeline is running in the cloud.
- Understanding distributed systems principles.
Experience with Idea to MVP Generation:
- Experience in taking ideas and proofs of concepts to a minimal viable product.
- Experience is developing rapid prototypes to meet critical mission needs.
Desired Experience:
15+ years of experience working in data engineering or software development with a focus on data processing and user interface development. Relevant Bachelors degree in science, math, information systems, or engineering can be substituted for up to two [2] years of experience only)
Exposure to Elasticsearch/OpenSearch is a plus, but it’s not a dealbreaker if they have strong data engineering skills in other areas.
Exposure to a UI framework like React.js is a must.
Experience with rapid prototype creation and deployment is a must.
Comfortable working under tight deadlines as necessary.
Possible Tech Stack:
Programming Languages: Python, Java, or Go.
Data Engineering Tools: Apache Kafka, Airflow (for orchestration), Spark (if needed for larger datasets).
OpenSearch/Elasticsearch: Indexing, querying, and optimizing.
Visualization Tools: Kibana, Grafana (for more advanced visualizations), React.js.
Cloud: AWS (ElasticSearch Service), or Azure (if using cloud infrastructure)
Minimum Clearance Required to Start:
Top Secret SCI w/PolygraphThis position is part of our Federal Solutions team.The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.Salary Range: $120,800.00 - $217,400.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY!Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.
COMPETITIVE BENEFIT OFFERINGS
Financial Wellness
We care about your financial wellbeing. Parsons offers competitive pay and retirement plans to help you build wealth for the future while giving you the flexibility to diversify your investments.
Work Life Harmony
Balance in life is important and time away from the office is imperative to allow you to refresh and focus your attention on the things that matter to you. Parsons supports your time away by providing paid time off and paid flexible holidays.
Career Development
We are committed to fostering the personal and professional growth of our employees. Develop and advance yourself though our comprehensive training, educational and mentorship programs.
Veteran Support
We provide Industry leading benefits to support veterans and active-duty members to provide security for you and your family by offering robust leave and benefits; including paid active-duty military leave and paid time off when transitioning back to civilian life.
Mind & Body
At Parsons we inspire healthier habits, heathier minds, and a healthier you through our wellness program. Participate in our weekly Meditation Mondays and Wellness Wednesdays. Wellness, at Parsons, is more than just your annual checkup.
Health
Health is not a one size fits all. At Parsons, we offer a robust Employee Assistance Program as well as comprehensive medical, dental and vision plans through large, national carriers with the choice of regional PPO, HDHP, or HMO networks.

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