Principal Software Engineer – (Secret Clearance Preferred – On-site Required)

Job Description: 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 Principal Software Engineer, you will perform software requirements analysis, design, development, testing, maintenance and participate in research of an operational big data system. The Principal Software Engineer focuses on 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. US Citizenship is required. Active Secret clearance is preferred. If a 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 succeedDemonstrated understanding of software engineering concepts, principles and applications Experience with database technologies, SQL, ETL, indexing and performance Demonstrated understanding of software engineering concepts, principles and applications In-depth understanding of object-oriented and functional programming, design patterns, data structures and algorithms Proven Modern C++ experience (Modern C++ versions 11/14/17/20) applied in a Linux development environment Experience with parallel and multi-threaded programming and multi-process applications Proven experience in scripting languages including Bash, Ruby and Python Proven experience with very large databases/big data/enterprise data warehouses Required ExperienceMinimum of 8+ years of related experience

Preferred SkillsPreferred Skills: Education: Bachelor's (4 year) degree in software engineering or related technical field OR a minimum of 12 years of equivalent work experience Experience with Azure Cloud development Experience with memory architectures (NUMA) and caching Working knowledge of techniques for improving performance such as profiling, avoiding memory allocation/de-allocation, parallelization and algorithms Experience with data modeling and NoSQL database technologies such as MongoDB What sets you apartAbility 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 RequirementsDepartment 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 PLACE401K 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 $136,000 - $184,000. 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. Working Hours and LogisticsScheduled Weekly Hours: 40 Travel Required: None Telecommuting Options: Onsite Work Location: USA VA Oakton Additional Work Locations: Total Rewards at GDITOur 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 ProcessAs 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 WorkWe 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 EmployerEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans 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