principal, software engineer Jobs in district of columbia

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Big Data Engineer Principal

SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2507774 Location: CHANTILLY, VA, US Date Posted: 2025-08-11 Category: Information Technology Subcategory: Big Data Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 75 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: Yes Description SAIC is actively looking for a highly skilled and motivated Principal Data Engineer to become a part of our dynamic team. Within this collaborative environment, th
Posted 19 days ago | Updated 9 hours ago

Senior Lead Software Engineer, Back End (Enterprise Platforms Technology)

Capital One

•

McLean, Virginia, USA

Full-time

Senior Lead Software Engineer, Back End (Enterprise Platforms Technology) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. Enterprise Platforms Technology (EPTech) comprises many of Capital One's most important
Posted 1 day ago | Updated 5 hours ago

Principal Systems Engineer

Leidos

•

Fort Meade, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal System Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate ves
Posted 60+ days ago | Updated 11 hours ago

Machine Learning Engineer Principal

SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2507773 Location: CHANTILLY, VA, US Date Posted: 2025-08-11 Category: Engineering and Sciences Subcategory: Machine Learning Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 75 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: Yes Description SAIC is a premier technology integrator solving our nation's most complex modernization and readiness challenges. Our robust portfolio of offer
Posted 19 days ago | Updated 9 hours ago

Lead Software Engineer (C++ AND Golang) On-site, Chicago, IL or Reston, VA

Comcast Corporation

•

Reston, Virginia, USA

Full-time

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we're making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world. Job Summary As a pivotal member of the Core Engineering team, the Lead Software Engineer will be respo
Posted 4 hours ago | Updated 3 hours ago

Principal Cybersecurity Engineer

NuLeap

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Remote or US

Third Party

Job Summary (List Format): - Lead the design and implementation of secure, scalable, and high-performance cloud-based systems. - Architect and develop backend systems using Rust (Tokio, Actix, Axum, Rocket) and Scala (Akka, ZIO, Cats, Play). - Ensure secure execution environments utilizing WebAssembly (WASM). - Employ extensive AWS services (Lambda, ECS, S3, API Gateway, CloudFront, DynamoDB, GuardDuty, WAF, Security Hub, KMS) for cloud infrastructure and security. - Implement and enforce AP
Posted 60+ days ago | Updated 13 days ago

Lead Software Engineer (SRE/DevOps)

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer (SRE/DevOps) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking DevOps Engineers who are passionate about marrying data with emerging technologies to join our team. As a DevOp
Posted 1 day ago | Updated 5 hours ago

Principal Engineer, Security Software Engineering

INSPYR Solutions

•

Remote or Beverly Hills, California, USA

Full-time

Title: Principal Security Engineer Location: Remote/ Beverly Hills Duration: Full-time Compensation: 230,000-240,000 Work Requirements: , Holders or Authorized to Work in the U.S. Skillset / Experience: What You Will Be Doing Technical Leadership and Architecture Drive the implementation of security architecture and reusable components across development teams, partnering with the Sr. Director of Security to align with strategic objectives. Develop and maintain custom security tools and automati
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Posted 2 hours ago | Updated moments ago

Senior Principal Consultant - Cloud Engineer (Clearance Required)

Oracle Corporation

•

Reston, Virginia, USA

Full-time

Job Description Must current hold and have the ability to maintain a TS/SCI with Poly. We are seeking a skilled and motivated Cloud Engineer to join our IT infrastructure and cloud services team in support of a big data platform transformation. In this role, you will be responsible for designing, implementing, and maintaining Oracle Cloud Infrastructure (OCI) solutions to support enterprise applications and business operations. You will collaborate with cross-functional teams to ensure secure,
Posted 22 days ago | Updated 11 hours ago

Principal, Software Engineer

Walmart Inc.

•

Remote or Dallas, Texas, USA

Full-time

Position Summary Join Walmart|VIZIO and take your career to the next level! Our team owns the Bluetooth stack development and owns support for Vizio TVs. We are working on next generation of OS HAL platform for future TVs. We are a dynamic group passionate about media and Bluetooth technologies. We use cutting edge software/hardware tools including latest modern C/C++ development. This role will utilize architecture and design for Bluetooth on Linux based TV OS as well as porting audio and appli
Posted 60+ days ago | Updated moments ago

Lead Software Engineer

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Lead Software En
Posted 60+ days ago | Updated 3 hours ago

Staff Engineer, Software Perception (R3554)

Shield AI Inc

•

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 50 days ago | Updated moments ago

Lead Product Software Engineer

Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0220496 Product Software Engineer, Lead The Opportunity: We're looking for a Sof tware Engineer to join our internal Product Engineering team-a dynamic group of innovators passionate about redefining the market through cutting-edge technology. This role is ideal for a self-starter, visionary, "10x-type" engineer who thrives in high-impact environments and is eager to build and operate always-on, secure, and scalable sof tware services. As a seasoned sof tware engineer at Booz Allen,
Posted 60+ days ago | Updated moments ago

FLEX Senior Software Engineer - Salesforce OMS

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. Senior Software Engineer - Salesforce OMS Marriott International is seeking a Senior Software Engineer, Salesforce OMS for the implementation and on-going support of a new OMS & Commerce platform. The ideal candidate will be part of a collaborative project team, responsible for understanding business requirements, development, reviewing code, writing unit test scenarios, and fixing defects for in-use modules/applications. He/she will be responsible
Posted 36 days ago | Updated moments ago

Principal Data Center Facility Engineer, JoinOCI

Oracle Corporation

•

Ashburn, Virginia, USA

Full-time

Job Description The IC4-DCFE will have experience in data center mechanical, electrical, CMMS, and BMS systems. They will possess knowledge of large-scale data centers, including state-of-the-art electrical distribution systems, static and rotary UPS, emergency standby generation, fire alarm/suppression and monitoring systems. In addition, the IC4-DCFE will be accountable for the coordination and completion of all significant planned and emergency maintenance events for the facility and confirm
Posted 18 days ago | Updated moments ago

(USA) Principal, Software Engineer

Walmart Inc.

•

Remote or Bellevue, Washington, USA

Full-time

Position Summary What you'll do Job Description Join our innovative and dynamic People Technology engineering team as a Principal Software Engineer. In this role, you'll play a crucial part in designing, developing, and implementing digital solutions that address mission-critical business challenges, supporting Walmart associates. Your projects will make a significant impact, be scalable, and drive Walmarts modernization efforts in the People Technology organization. About Team: The Enterpr
Posted 60+ days ago | Updated moments ago

Principal Software Developer

General Dynamics

•

Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Back-End Development, Java, Kubernetes, Software Development Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Principal Software Developer We value: Writing code rather than documentsShipping products rather than talking ab
Posted 3 days ago | Updated 11 hours ago

Senior Software Engineer Technical Lead

Booz Allen Hamilton

•

Springfield, Virginia, USA

Full-time

Job Number: R0222912 Software Engineer Technical Lead, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than
Posted 21 days ago | Updated moments ago

Software Engineer - Active Sonar C / C++

General Dynamics

•

Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering or Mathematics field. Also requires 2+ years of job-related experience or a Master's degree. Agile experience preferred. Must have C / C++ experience and Linux. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is obtainable with an reasonable amount of time from hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eli
Posted 21 days ago | Updated 11 hours ago

Senior Software Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0221713 Software Engineer, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for a seasoned developer like you with the expertise needed to build software and systems from vision to production ready. This role is more than just coding. As a
Posted 43 days ago | Updated moments ago