> Markdown version of [/jobs/ext/3056625-principal-software-engineer](https://www.wearedevelopers.com/jobs/ext/3056625-principal-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Software Engineer - **Company:** Gliacell Technologies, Llc - **Location:** Jessup, MD, United States (Remote available) - **Salary:** $190,000.0 - $280,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Agile Methodology, Artificial Intelligence, Algorithm Design, Data Analysis, Software System Penetration Testing, Systems Engineering, Big Data, C++ (Programming Language), Cloud Computing, Code Reuse, Cyber Security, DevOps, Apache Hadoop, MapReduce, Integrated Development Environments, Industry Standard Architecture, Python (Programming Language), Machine Learning, Node.Js, Software Engineering, Software Systems, Real Time Systems, ReactJS, Apache Spark, Containerization, Bug Reporting, Information Technology, Cybercrime - **Published:** September 24, 2026 - **Apply:** https://gliacelltechnologies.applytojob.com/apply/ ## About the Role * Ability to work with some amazingly talented people, * Possess an active or rein-statable TS/SCI with Polygraph security clearance. * U.S. Citizenship. * 20+ years experience as a Software Engineer and a Bachelor's degree in Computer Science or related. * Works well independently as well as on a team. * Strong communication skills. Key Skills: * Java, Python, JavaScript, React, Node, or C/C++ * MapReduce, Spark, Cloud experience, GhostMachine, QTA, and Hadoop ## Description ***An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance.*** Are you a Principal Software Engineer who is ready for a new challenge that will launch your career to the next level? * Tired of being treated like a company drone? * Tired of promised adventures during the hiring phase, then dropped off on a remote contract and never seen or heard from the mothership again? * Our engineers were certainly tired of the same. At GliaCell our slogan is "We make It happen". * We will immerse you in the latest technologies. * We will develop and support your own personalized training program to continue your individual growth. * We will provide you with work that matters with our mission focused customers, and surround you with a family of brilliant engineers. Culture isn't something you need to talk about…if it just exists. If this sounds interesting to you, then we'd like to have a discussion regarding your next adventure! If you want to be a drone, this isn't the place for you. We Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering stable and reliable software solutions using Agile Software Development principles. These provide us the capability to deliver a quick turn-around using interactive applications and the integration of industry standard software stacks. GliaCell's Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization. We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat., GliaCell is seeking a Principal Software Engineer on one of our subcontracts. This is a full-time position offering the opportunity to support a U.S. Government customer. The mission is to provide technical expertise that assists in sustaining critical mission-related software and systems to a large government contract., * The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Works individually or as part of a team. Reviews and tests software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. ## Related Videos - [Stop using Node.js like in 2020! What changed and what you can do today with Node.js](https://www.wearedevelopers.com/videos/100011-stop-using-node-js-like-in-2020-what-changed-and-what-you-can-do-today-with-node-js) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [You’re a great coder? 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