Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: C++ STL, Data ETL, Data Warehouse, Linux Bash, Multithreaded Application Development Certifications: None Experience: 10 + years of related experience US Citizenship Required: Yes Job Description: SOFTWARE ENGINEER SR PRINCIPAL GDIT is seeking a Principal Software Engineer to join our team. This challenging and interesting software engineering and development position is a chance to participate in the development and operation of a high-performance big data system, and join a longstanding, stable program consisting of a team of individuals using defined Agile software principles and practices. As a Senior Principal Software Engineer, you will lead and perform software requirements analysis, design, development, testing, maintenance and participate in research of an operational big data system. The Senior Principal Software Engineer focuses on proficiency and quality of software and application development and programming to deliver solutions to complex problems. You will tailor cutting-edge solutions to the unique requirements of our clients. Additionally, the Senior Principal Software Engineer may mentor and coach other software engineers. US Citizenship is required. DoW active Secret clearance is preferred. If candidate does not have an active clearance, GDIT will sponsor the clearance upon contingent offer. The work must be performed onsite (no remote work). WHAT YOU’LL NEED TO SUCCEED Bring your engineering expertise along with a drive for innovation to GDIT. The Software Engineer Sr Principal must have: Demonstrated understanding and technical expertise in applied software engineering concepts, principles and applications Experience with database technologies, SQL, ETL, indexing and performance including contextual data In-depth understanding of object-oriented and functional programming, design patterns, data structures and algorithms Proven ability to create high performance applications using Modern C++ (versions 11/14/17/20) applied in a Linux development environment Proven experience in scripting languages including Bash, Ruby and Python Experience with data modeling and NoSQL database technologies such as MongoDB Experience with parallel and multi-threaded programming and multi-process applications Proven experience with very large databases/big data/enterprise data warehouses Experience with memory architectures (NUMA) and caching Expertise in applying techniques for improving performance such as profiling, avoiding memory allocation/de-allocation, parallelization and algorithms Required Experience: 10+ years of related experience Preferred Skills: Education: Bachelor's (4 year) degree in software engineering or related technical field OR a minimum of 14 years of equivalent work experience Experience with Azure Cloud development What sets you apart: Ability to interact and collaborate effectively with project teams, managers, and end users Maintain commitment to ongoing professional development Be able to grasp and apply new information quickly and handle increasing responsibilities with growing complexity Be a creative and innovative thinker with the ability to multi-task CLEARANCE REQUIREMENTS: Department of War Secret security clearance is required before starting on program. Applicants selected will be subject to a government background investigation and must meet eligibility and suitability requirements. Due to the nature of work performed within our facilities, U.S. citizenship is required. GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holiday The likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: Less than 10% Telecommuting Options: Onsite Work Location: USA VA Oakton Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. Our Identity Verification Process: As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes. About Our Work: We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Thank you for visiting the GDIT Referral Careers portal. Here you can apply for jobs, update your contact information and check the status of your job applications. At GDIT our people are supporting and securing some of the most complex government, defense, and intelligence projects across the country. We ensure today is safe and tomorrow is smarter. Our work has meaning and impact on the world around us, but also on us, and that’s important. Join GDIT and make it your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. Opportunity Owned From working with technologies like AI, cyber and cloud to careers in intelligence and health, we offer endless opportunities to apply your expertise to create a safer, smarter world. For more information about GDIT's Privacy Policy, click here: Privacy Policy | GDIT

Senior Principal Software Engineer – (Secret Clearance Preferred – Onsite Required).

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