Probity Inc.
Provides IT, cybersecurity, and engineering services to government agencies.
Company facts
- Founded
- 1999
- Employees
- 200
- Headquarters
- United States
- Type
- Private
Open positions
VG Software Engineer 2
Designs, develops, and modifies software in a Lean Agile environment, building scalable Elasticsearch search systems and integrating LLM-powered capabilities like RAG pipelines, using React, Node.js/Express, and DevOps tooling. Requires an active Top Secret/SCI clearance with polygraph.
VG Software Engineer 5
Probity is hiring a Software Engineer 5 in Chantilly, VA to join a backend team building middleware and backend services, working with Java, Python, Spark/PySpark, Solr/Elasticsearch, Spring Boot, and AWS. Candidates must hold an active Top Secret/SCI clearance with polygraph.
HL Full Stack Developer
Full-stack developer building scalable software and analytics platforms for large datasets. Day-to-day involves designing microservices, debugging complex systems, and collaborating in an agile environment using Java, JavaScript, Python, and AWS.
SK Software Developer
Software developer supporting Intelligence Community projects in Herndon, VA: designing and building web applications, APIs, and data integrations, plus testing, code reviews, and agile work in JIRA. Core stack is Python, Node.js, PostgreSQL, and Elasticsearch on Linux; an active Top Secret/SCI clearance with polygraph is mandatory.
SK Software Developer/Systems Engineer
Builds and maintains enterprise data feeds and automated ETL pipelines that integrate data from 10+ network and security vendor APIs, using Python and AI for parsing, extraction, classification, and normalization on security intelligence platforms. Requires an active TS/SCI clearance with polygraph; based in Herndon, VA.
PH Software Developer (Systems Software)
Probity is hiring a Software Developer (Systems Software) in the Washington, DC metro area (on-site) to serve as a subject matter expert building software, likely supporting government/intelligence customers given the mandatory active Top Secret/SCI clearance with polygraph. Daily work centers on JavaScript, React, Node.js, Python, and AWS cloud development.
VG Systems Engineer 3
Systems engineer providing Tier 2–4 support and engineering for a government sponsor's hybrid-cloud mission infrastructure — Windows and Linux servers, VMware virtualization, storage, and 24/7 data center operations. Requires an active TS/SCI clearance with polygraph; stack includes Active Directory, DISA STIGs, Splunk, ServiceNow, and AWS.
VG Systems Engineer
On-site systems engineer in McLean, VA supporting an intelligence community Sponsor: day-to-day setup, administration, and troubleshooting of AWS/cloud servers in Commercial Cloud Enterprise (C2E) across Linux, UNIX, and Windows. Requires an ACTIVE Top Secret/SCI clearance with polygraph.
VG Systems Engineer 2
Systems engineer (Oracle Administrator) supporting a government intelligence customer from Dulles/McLean, VA. Day-to-day work is Oracle Linux and Oracle Exadata administration, requiring an active Top Secret/SCI clearance with polygraph plus Oracle OCP certification.
CT Database Engineer
Senior database engineer serving as the relational database SME, designing, securing, tuning, and modernizing database platforms (SQL Server, Oracle, PostgreSQL, MySQL) across on-prem and AWS/Azure/GCP cloud environments. Requires an ACTIVE Top Secret/SCI clearance with polygraph; based in Tysons or Warrenton, VA.
CT Systems Engineer
Hands-on systems engineer (Tysons or Warrenton, VA; active TS/SCI with polygraph required) who analyzes, documents, and redesigns infrastructure, platforms, and applications across cloud (AWS/Azure/GCP) and on-prem environments, then implements migrations and enhancements end-to-end using IaC, CI/CD, and monitoring tooling.
DS Data Engineer 2
Data engineer designing, building, and optimizing big data ETL pipelines (ingest, cleansing, transformation, loading, display) and ad-hoc pipelines to power AI/ML analytics, with light Linux server admin. Core stack: Python (FastAPI, async), SQL, Apache Airflow on Linux. Requires an ACTIVE Top Secret/SCI clearance with polygraph.
FF Operations Manager
PLEASE NOTE: This position requires an ACTIVE Top Secret/SCI Clearance with Polygraph. To be considered for this position, you MUST have an ACTIVE Clearance Level of Top Secret/SCI with Polygraph Position Code:…
FF Systems Engineer/Systems Admin
Systems Engineer/Systems Administrator in Chantilly, VA supporting a cross-domain environment for a government sponsor: building and maintaining physical/virtual Red Hat and Rocky Linux servers on VMware, automating with Ansible, PowerShell, and Bash, and working with Docker/Kubernetes. Requires an active Top Secret/SCI clearance with polygraph.
DS Data Engineer
Probity is hiring a Data Engineer in Chantilly, VA to design, build, and optimize Big Data pipelines — ingest, cleansing, transformation, ETL, and display — using Python, Java/Spring, SQL, and Apache Airflow on Linux, partnering with data scientists on AI/ML workflows. Requires an active Top Secret/SCI clearance with polygraph.