Chantilly, Virginia, United States · On-site
$102k–$213k/yr
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership,…
Skills: Advanced Analytics, Statistical Modeling, Machine Learning, Python, Linux
Chantilly, Virginia, United States · On-site
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership,…
Skills: Advanced Analytics, Statistical Modeling, Machine Learning, Python, Linux
Chantilly, Virginia, United States · On-site
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership,…
Skills: ETL, Apache Kafka, Apache Spark, Prefect, Docker
Chantilly, Virginia, United States · On-site
$90k–$187k/yr
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership,…
Skills: ETL, Apache Kafka, Apache Spark, Prefect, Docker
Chantilly, Virginia, United States · On-site
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership,…
Skills: Full Stack Development, UI Development, Backend Systems, AI/ML Applications, DevOps
Chantilly, Virginia, United States · On-site
$102k–$213k/yr
Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership,…
Skills: Full Stack Development, UI Development, Backend Systems, AI/ML Applications, DevOps
Chantilly, Virginia, United States · On-site
Overview VTG is Looking for a full stack developer supporting a backend development team focused on middleware and backend services. What will you do? 1. Intermediate to Expert level experience in Solr or Elastic Search …
Skills: Solr, Elastic Search, Lucene, Hadoop, Pyspark
Chantilly, Virginia, United States · On-site
Overview VTG is seeking a DevOps Engineer is responsible for designing, implementing, and maintaining modern DevOps practices, infrastructure automation, and containerized application environments. The ideal candidate wi…
Skills: DevOps, CI/CD, Docker, Kubernetes, AWS
Chantilly, Virginia, United States · On-site
Overview VTG is seeking an experienced Platform Engineer to design, implement, automate, and maintain the infrastructure and platform services that support mission-critical applications and services. The Platform Enginee…
Skills: Kubernetes, DevSecOps, Terraform, Ansible, Puppet
Chantilly, Virginia, United States · On-site
Overview VTG is seeking a Full Stack Software Developer to support the maintenance, modernization, and enhancement of existing software applications. This role will work closely with the Lead Developer to design, develop…
Skills: Python, Flask, Django, FastAPI, SQL
Chantilly, Virginia, United States · On-site
Overview VTG is seeking skilled and detail-oriented Data Engineers with expertise in utilizing Python, SQL, and Palantir (or other ETL platforms) to extract, transform, and load structured and unstructured data from vari…
Skills: Python, SQL, Palantir, ETL, Data Integration
Chantilly, Virginia, United States · On-site
Responsibilities Arcfield is hiring a junior Systems Engineer to support a dynamic team providing end-to-end Systems Engineering and Integration (SE&I) services to a National Customer. What You’ll Get to Do with Us…
Skills: Systems Engineering, SysML, UAFML, Digital Engineering, Model-Based Systems Engineering
Chantilly, Virginia, United States · On-site
XMSTART is seeking a Systems Engineer to work on complex projects crucial to our national security objectives. They will provide Systems Engineering and Technical Advisory (SETA) services to assist the government in impl…
Skills: Systems Engineering, MBSE, Digital Twin, Requirements Definition, System Architecture
Chantilly, Virginia, United States · Hybrid
SAIC is seeking an experienced Radar Signals Engineer to conduct technical modeling of ground-based space surveillance radars’ capabilities to detect, track and characterize targets in space. You will develop prototype s…
Skills: Radar Signal Design, Signal Processing, MATLAB, Python, C++
Chantilly, Virginia, United States · On-site
$78k–$176k/yr
Kubernetes Platform Engineer The Opportunity: Everyone is trying to “harness the cloud,” but not everyone knows how. As a DevOps engineer, you’re eager to develop, manage, and secure a container platform that meets your …
Skills: Kubernetes, AWS, DevSecOps, Platform Engineering, CI/CD
Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Endpoint Systems Specialist Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% …
Skills: Endpoint Management, MECM, Intune, Active Directory, Citrix
Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Endpoint Systems Lead Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Conti…
Skills: Endpoint Management, IT Operations Leadership, Microsoft Endpoint Configuration Manager, Intune, Citrix
Chantilly, Virginia, United States · On-site
$87k–$198k/yr
Web Application Quality Assurance & Test Engineer The Opportunity: When a user tries a new system, they expect it to be intuitive and run smoothly. Functionality, reliability, and user experience are key to successful in…
Skills: Software Test Engineering, Web Application Testing, Automated Test Frameworks, Test Plan Documentation, Manual Testing
Chantilly, Virginia, United States · On-site
$104k–$218k/yr
Job Title: IT Operations Specialist Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Co…
Skills: Tier 2 Support, Incident Analysis, Patch Management, Capacity Monitoring, Blue/Green Fielding
Chantilly, Virginia, United States · On-site
$117k–$176k/yr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Software Engineering, Cloud Computing Architecture, AI/LLM, Linux, Java
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Apply advanced analytics and machine learning techniques to analyze cyber-related data for a US government customer. Collaborate with cyber subject matter experts to build AI/ML models that solve specific client challenges.
Requires an active TS/SCI clearance with poly and 3-5 years of experience as a Data Scientist with a STEM degree. Proficiency in Python and experience processing large volumes of unstructured cyber data are essential.
Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.
SOSi is seeking a skilled Data Scientist to support a US government customer in Chantilly, VA.
This role requires applying advanced analytics, statistical modeling, and machine learning techniques to identify, analyze, cyber related data. This role involves working closely with cyber SMEs to build AI/ML models and analytics to solve client's challenges.
All interested individuals will receive consideration and will not be discriminated against for any reason.
Challenge Accepted
Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private, founder-led defense and government solutions firm specializing in advanced technology systems and mission support. Our capabilities span data science, software development, network engineering, intelligence, surveillance and reconnaissance (ISR), language services, and logistics—delivered across 16+ countries to the customers who need them most. We lead with technology. From the DoW's largest data-centric, Zero Trust mission partner network to AI-powered intelligence platforms and cloud-native solutions, SOSi engineers the systems that enable U.S. and allied forces to operate, decide, and win. More than 25% of our workforce are veterans—because this mission is personal. Where others see the size of the challenge, we say #ChallengeAccepted -- Fraud Alert: Recruitment fraud is a growing trend where fraudsters impersonate SOSi and its employees to deceive job seekers with fake employment opportunities. These scams typically involve fake job postings, unauthorized email accounts, or forged documents claiming to be from SOSi. The intent is to gain access to your personal information, including banking details, credit card numbers, or social security numbers. Please be aware that all legitimate SOSi communications come from official @sosi.com or @sosi.us email addresses, and we never request personal information during initial contact. Our official careers site can be found at sosi.com/careers and our corporate site at sosi.com. If you receive a suspicious job offer claiming to be from SOSi, contact us directly at [email protected] to verify its legitimacy.
Offices: 1881 Campus Commons Drive, Suite 500, Reston, Virginia 22191, US
Based on 480 listings with disclosed salaries, most technology jobs in Chantilly, VA pay between $82k–$223k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 709 open technology positions in Chantilly, VA listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Booz Allen Hamilton, SAIC, CACI International Inc, General Dynamics Information Technology, KBR, Inc., among others. Browse the listings above to see every active employer.
Yes — 57 of the 709 open technology positions offer remote or hybrid work (22 remote, 35 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
