Principal Full Stack Software Engineer

Job Description

Job 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.***

• 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.

We Offer:

• Long term job security
• Competitive salaries & bonus opportunities
• Challenging work you are passionate about
• Ability to work with some amazingly talented people

Job Description:

GliaCell is seeking a Principal Full Stack 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.

• Join ATPG's Endpoint Snapshots (ES) team as a high-caliber full-stack engineer thriving in a rapid development and deployment environment.
• A key focus of this role is the ability to react swiftly to emergent mission opportunities, designing and deploying new capabilities under tight timeframes.
• You will provide end-to-end support to a cross-functional team automating critical solutions across the entire software stack, including user interfaces, middleware, databases, analytics, and cloud architectures.
• Collaboration is essential as you work alongside teammates and partners to modernize legacy infrastructure and scale future capabilities.
• Ultimately, your responsiveness will directly accelerate mission success by leveraging cutting-edge automation and AI-assisted development tools to deliver actionable insights.. 

Responsibilities:

• Develop end-to-end full-stack solutions, including user interfaces, REST middleware, databases, and analytics to support the ES team's mission.  
• Automate new opportunities and capabilities to be seamlessly leveraged by CNO and its partners.  
• Maintain and update existing front-end interfaces utilizing JavaScript, HTML/CSS, Bootstrap, and jQuery, while preparing to migrate future front-ends to modern UI libraries like React, Angular, or Vue.  
• Optimize existing backends using Python, Asyncio, and Pandas, and occasionally perform updates to legacy Java Map/Reduce and GHOSTMACHINE analytics. 
• Manage and deploy services within existing infrastructure environments using MACHINESHOP, Docker, Nginx, and GitLab CI/CD, while planning expansions into C2S and HCI.  
• Utilize AI-assisted development tools such as Claude Code, Codex, and Opencode to accelerate code delivery and enhance team development velocity.

Key Requirements:

To be considered for this position you must have the following:

• Possess an active or rein-statable TS/SCI with Polygraph security clearance. (This position requires in-scope poly, within 7 years).
• U.S. Citizenship.
• 12+ years Software Engineering experience and a BS degree in Computer Science or related. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.
• Works well independently as well as on a team. 
• Strong communication skills. 

Key Skills:

• Experience with successful software development on NSANet, demonstrating familiarity with environment ecosystems such as MACHINESHOP, C2S, or GHOSTMACHINE.  
• Production-grade software development experience in Python and JavaScript to build robust, full-stack architectures. 
• Knowledge of developing user interfaces, REST middleware, databases, and analytics within a cross-functional team framework.  
• Experience with collaborative development workflows, showcasing a strong history of teamwork and communication skills.  
• Familiarity with git-based version control systems and continuous integration pipelines.

Desired Skills:

• Experience working within CNO, specifically with ATPG, TURBINE/ASGARD, or other automation platforms, alongside past CNE exposure.  
• Experience using and customizing AI-assisted development tools (Claude Code, Codex, Opencode, etc.) through advanced configurations like Skills and Memory.  
• Familiarity with modern UI libraries (React, Angular, Vue) and cloud-based hosting environments like AWS.  
• Experience with infrastructure expansion and deployment utilizing tools such as C2S, HCI, Docker, Nginx, and GitLab CI/CD.

Location: Laurel, Maryland

Salary Range: The salary range for this full-time position is $200,000 to $280,000. Our salary ranges are determined by position, level, skills, professional experience, relevant education and certifications. The range displayed on each job posting reflects the minimum and maximum target salaries for this position across our projects. Within the range, your salary is determined by your individual benefits package selection. Your recruiter can share more about the specific salary range for your preferred position during the hiring process. SIGN-ON BONUS ELIGIBLE.

Benefits:

• CareFirst Medical Coverage for Employee and Dependents 
• Guardian Dental and Vision Coverage for Employee and Dependents 
• Up to 25 Days of Paid Time Off
• Up to 40 hours of PTO Carryover
• 11 Federal Government Holidays
• Work From Home Opportunities
• 401K Company Contribution, Fully Vested Day 1
• Discretionary, Certification, and Sign-On Bonus Potential 
• Employee Referral Bonus Program 
• Annual Professional Development 
• 100% Premium Covered for Life & Disability Insurances
• Additional Voluntary Life Insurance Coverage Available 
• Employee Assistance Program
• Travel Protection Program
• Financial Planning Assistance 
• Bereavement and Jury Duty Leave
• Monthly Team and Family Events
• Technology Budget
• Global Entry
• Annual Swag Budget

Learn more about GliaCell Technologies: 

To apply for this position, respond to this job posting and attach an updated resume for us to review. 

GliaCell Technologies, LLC is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

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