Software Engineer Department: Data Analysis and Technology Services Employment Type: Full Time Location: Chantilly, VA Compensation: $130,000 - $260,000 / year Description REQUIRED: Active TS/SCI with Full Scope Polygrap…
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Who We Are Textron Systems is part of Textron, a $14 billion, multi-industry company employing 35,000 talented makers, thinkers, creators and doers worldwide. We make things that fly, hover, zoom and launch. Things that …
Who We Are Textron Systems is part of Textron, a $14 billion, multi-industry company employing 35,000 talented makers, thinkers, creators and doers worldwide. We make things that fly, hover, zoom and launch. Things that …
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Data Center Facilities Engineer, (Clearance Required TS/SCI with Poly) Manassas, VA Onsite
Chantilly, Virginia, United States · On-site
$93k–$214k/yr
Mid level$2.9B raised
Data Center Facilities Engineer, (Clearance Required TS/SCI with Poly) Manassas, VA Onsite This role has been designed as ‘’Onsite’ with an expectation that you will primarily work from an HPE partner/customer office. Wh…
Skills: Electrical Systems Operations, Mechanical Systems Operations, HVAC, Plumbing, ICD 705 Design
Basic Qualifications Requires a Bachelor’s degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 …
Skills: Systems Engineering, Digital Signal Processing, MATLAB, Python, MBSE
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$130k–$260k/yr
Full-time
Paid Time Off, Training Budget, Vision Insurance, Dental Insurance, Health Insurance, Life Insurance
Posted 78d ago
~40 hrs/week
Responsibilities
The Software Engineer will design, develop, and deploy high-impact software systems using cloud engineering and LLM-powered workflows. They are responsible for building data pipelines, developing RESTful APIs, and creating single-page applications within a Lean Agile environment.
Requirements
Candidates must possess an active TS/SCI with Full Scope Polygraph and demonstrate extensive experience in cloud environments and modern software development. Proficiency in React, Node.js, Elasticsearch, and AI-assisted retrieval systems is required for this SME-level role.
Full job description
Software Engineer
Department: Data Analysis and Technology Services
Employment Type: Full Time
Location: Chantilly, VA
Compensation: $130,000 - $260,000 / year
Description
REQUIRED: Active TS/SCI with Full Scope Polygraph LOCATION: Full-time, onsite in Chantilly, VA
We have an immediate need for a mission‑driven Software Engineer who thrives in modern Lean Agile environments and enjoys building high‑impact capabilities that blend cloud engineering, scalable search, and LLM‑powered workflows. You must understand cloud environments such as Azure or AWS and will work on designing, developing, and deploying software systems.
Who We Are: Ardent Principles delivers cutting‑edge capabilities across data science, data engineering, software engineering, AI solutions, cybersecurity, staff augmentation, and IT program management. We thrive at the intersection of mission, technology, and innovation.
Passionate Integrity, Driven by Excellence At Ardent Principles, we don’t just offer jobs—we build careers rooted in purpose. Our competitive salary ranges and industry‑leading benefits are designed to support long‑term stability, growth, and overall well‑being. We’re committed to creating an environment where talented people can do their best work and feel valued while doing it.
Join us as we continue building the future of secure, high‑impact solutions.
Key Responsibilities
In this challenging yet rewarding role as a Software Engineer (SME level), you are an integral part of what brings our Company's mission to life. You must have the following required skills, certifications and demonstrated experience in and/or with:
Working in a Lean Agile development environment
Building or integrating LLM-based solutions including RAG, semantic search or AI-assisted retrieval systems
Developing detailed design and associated deliveries
Translating customer and systems requirements into design
Designing system interfaces
Developing Single Page Applications using React (modern hooks‑based architecture), HTML5, and CSS3.
Hands‑on experience developing RESTful APIs using Node.js and Express (or comparable modern backend frameworks).
Hands‑on experience with and troubleshooting Internet and web‑related protocols and technologies such as Tomcat, Node.js, Web Services, or SSL.
Working with testing platforms such as Jest or Karma.
Hands‑on experience working with DevOps tools such as Git, Jenkins, or Nexus.
Hands‑on experience with Elasticsearch (index design, querying, relevance tuning, and scaling).
Designing or implementing data pipelines to support search and/or RAG workflows (e.g., ingestion, chunking, embeddings, vector search).
Highly Desired Qualifications
Other skills and demonstrated experiences that are highly desired but not mandatory to perform the work, include:
Evaluating, selecting, and integrating LLMs (e.g., OpenAI, open‑source models) into enterprise applications
Working with vector databases, hybrid search (keyword + semantic), and relevance optimization
Ability to lead or mentor teams in adopting search + AI/LLM best practices (strong preference for candidates who can elevate team capability, not just contribute individually)
What We Offer You
Highly Competitive Salary: Recognizing and rewarding your expertise and contributions.
Generous Paid Time Off: Providing ample time for rest, relaxation, and personal pursuits.
Dedicated Training Budget: Supporting continuous learning and professional development.
100% Employer-Covered Family Vision, Dental, and Health Insurance: Ensuring comprehensive health coverage for you and your family.
100% Employer-Covered Life and Disability Insurance: Offering financial security and peace of mind.
401(k) Plan with a 6% Employer Match: Helping you plan and save for a secure retirement, with 100% vesting from day one.
11 Paid Government Holidays: Observing national holidays to ensure time off with family and friends.
Spot Bonuses for Exceptional Performance: Rewarding outstanding contributions and achievements.
SCHEDULE:
This is a full-time position with consultants expected to be available and working onsite in Chantilly, VA during core hours.
Ready to take the next step in your career? Join us and be part of a team dedicated to driving positive change through technology. Apply now with our easy 3-minute, mobile-friendly initial application process. Your future starts here!
The foundation of any successful business is its staff. We are a people-focused company that specializes in IT services and program management. We are guided by the key fundamentals of integrity, diversity, teamwork and open communication. We follow these components in the way that we value and treat our employees, as well as how we approach and build relationships with clients.
How much do Engineering jobs in Chantilly, VA pay?
Based on 812 listings with disclosed salaries, most engineering jobs in Chantilly, VA pay between $69k–$218k per year. Individual offers vary with seniority, company size, and specialization.
How many Engineering jobs are open in Chantilly, VA right now?
There are currently 1,109 open engineering positions in Chantilly, VA listed on Clera. New openings are added daily as companies post roles.
Which companies are hiring for Engineering roles in Chantilly, VA?
Companies currently hiring include Booz Allen Hamilton, SAIC, CACI International Inc, VT Group (VTG), The Aerospace Corporation, among others. Browse the listings above to see every active employer.
Are there remote or hybrid Engineering jobs in Chantilly, VA?
Yes — 123 of the 1109 open engineering positions offer remote or hybrid work (15 remote, 108 hybrid).
How do I apply for Engineering jobs in Chantilly, VA?
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.