Leidos is seeking a Software Developer with strong problem solving and analytical skills who is detail-oriented with a focus on data accuracy and reliability. We are looking for a developer with hands on experience in ETL/ELT development, data integration, and pipeline orchestration. The selected will have proven experience designing, building, and maintaining scalable data pipelines, a strong understanding of data transformation, cleansing, validation, and migration processes and experience working with large, complex datasets across multiple source systems.
The customer applies technical resources to accelerate the timely, reliable, and secure delivery of open source data, information, and insights. They require support to maintain and enhance an existing big data exploitation platform. The Software Developer will work within an agile team environment. Work will include creating Amazon Web Services (AWS)-based resources; writing, testing, and debugging custom application code; administering database services; and performing data cleaning, formatting, and other forms of data management. The selected developer’s responsibilities include:
Designing, developing, and optimizing ETL pipelines and data workflows
Integrating data from multiple internal and external systems
Ensuring data quality, reliability, and consistency across pipelines
Troubleshooting and resolve performance and data integrity issues
Collaborating with engineering, analytics, and business teams to support data needs
Documenting pipeline architecture, processes, and operational procedures
The ideal candidate will meet all of the listed skills/experiences but that as this person will work within a team, the client has the ability to approve candidates who meet most of the listed skills/experiences:
Early/mid-level (5+ ish years usual benchmark) hands-on experience in ETL/ELT development, data integration, and pipeline orchestration
Proven experience designing, building, and maintaining scalable data pipelines
Strong understanding of data transformation, cleansing, validation, and migration processes
Experience working with large, complex datasets across multiple source systems
As well as the Basic Qualifications:
Must have an active TS/SCI with Poly to be considered
Must have a Bachelor's and at least 12 years of relatable work experience OR a Masters and at least 10 years of relatable work experience OR 16+ years of relatable work experience in lieu of degree.
Strong expertise in ETL tools, frameworks, and best practices
Proficiency in TypeScript, Node.js, and Python for backend and data pipeline development
Experience developing and maintaining API integrations, batch jobs, and automated workflows
Strong knowledge of SQL and relational databases
Familiarity with data modeling, schema design, and performance optimization
Experience with cloud-based or on-prem data environments
Preferred Qualifications:
Experience with Elasticsearch, including indexing, querying, and optimizing search/data
Experience with Apache NiFi for data flow automation and orchestration
Familiarity with streaming and event-driven architectures
Experience with NoSQL databases, message queues, or distributed systems
Exposure to data warehousing and analytics platforms
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:September 17, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Skills Required
- Active TS/SCI with Poly security clearance
- Bachelor's degree and at least 12 years of related work experience
- Master's degree and at least 10 years of related work experience
- At least 16 years of related work experience in lieu of a degree
- 5+ years of hands-on experience in ETL/ELT development, data integration, and pipeline orchestration
- Experience designing, building, and maintaining scalable data pipelines
- Strong understanding of data transformation, cleansing, validation, and migration processes
- Experience working with large, complex datasets across multiple source systems
- Strong expertise in ETL tools, frameworks, and best practices
- Proficiency in TypeScript, Node.js, and Python for backend and data pipeline development
- Experience developing and maintaining API integrations, batch jobs, and automated workflows
- Strong knowledge of SQL and relational databases
- Familiarity with data modeling, schema design, and performance optimization
- Experience with cloud-based or on-premises data environments
- Experience with Elasticsearch, including indexing, querying, and optimization
- Experience with Apache NiFi for data flow automation and orchestration
- Familiarity with streaming and event-driven architectures
- Experience with NoSQL databases, message queues, or distributed systems
- Exposure to data warehousing and analytics platforms
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
