Tech jobs

Senior Software Engineer | The Synthesizer

New North AmericaSenior

Agile CI/CD C++ PostgreSQL Python

Senior Software Engineer at Infinity Labs in Dayton, OH, building custom applications and plugins (Python/C++) that enable modeling, simulation, and analysis (MS&A) for government customers, including validation, visualization, and data work. Requires 10+ years of experience, a STEM degree, US citizenship, and a security clearance.

Infinity Labs

Software Engineer | The Synthesizer

Agile CI/CD C++ Design Patterns PostgreSQL +1 skills

Builds custom applications and plugins supporting modeling, simulation, and analysis (MS&A) for government customers — including visualization, data storage, and verification & validation — at Infinity Labs in Dayton, OH. Core stack is Python and C++, with Postgres, agile/CI-CD, and full-stack work as pluses; US citizenship and clearance eligibility are required.

Infinity Labs

New North AmericaContract

Project Manager | The Compass

Agile ERP PMP Program Management React +3 skills

A Project Manager in Infinity Labs' PMO overseeing defense and national security R&D projects from Dayton, OH — defining scope and schedules, managing stakeholder requirements and budgets, and coordinating teams to deliver on government contracts. Core tools include Microsoft Office, with government contract experience (CPFF, T&M, FFP) and a Secret clearance required.

DS Data Engineer

AI Airflow API Data Pipelines ETL +9 skills

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.

DS Software Developer Cloud

API AWS Azure Cloud Elasticsearch +10 skills

A software developer builds and optimizes large-scale data ingestion, cleansing, transformation, and display systems in a Big Data Cloud environment, working primarily in Java with SQL and Linux. Requires an active Top Secret/SCI clearance with polygraph; cloud platforms (AWS/Azure) and Hadoop/Elasticsearch experience are a plus.

DS Systems Software Developer

API Cloud Elasticsearch ETL Hadoop +8 skills

Builds and optimizes large-scale data ingest, ETL, and transformation systems for Big Data in Linux/Cloud environments, covering the full data lifecycle from ingestion through display, primarily using Java and SQL. Requires an active Top Secret/SCI clearance with polygraph.

JR Data Engineer-- Expert

New North AmericaJunior

Airflow Automation AWS Bash Cloud +16 skills

Designs and maintains data pipelines that ingest, transform, and deliver large datasets on AWS, partnering with development teams and using SQL, Python, Linux, and relational databases such as PostgreSQL, Oracle, and MySQL. Requires an active TS/SCI clearance with polygraph.

JR Data Engineer-- Full Performance

New North AmericaJunior

Airflow Automation AWS Bash Cloud +16 skills

Junior data engineer designing and maintaining data pipelines that ingest, transform, and deliver large datasets, working with Python, SQL, Linux, JSON, and relational databases on AWS. Requires an active Top Secret/SCI clearance with polygraph for a government-facing environment in Chantilly, VA.

JR Software Developer

New North AmericaJunior

Agile Airflow API AWS Aws Glue +22 skills

Junior Software Developer in Chantilly, VA building data pipelines and tools that process large volumes of data for government analysts and data scientists; requires an active Top Secret/SCI clearance with polygraph. Core stack: Python, Java/Scala, SQL, Spark, Hadoop, cloud data platforms, Docker, Kubernetes and Airflow.

XT Full Stack Developer

Agile API Cloud C++ ELK +10 skills

Full stack developer building and maintaining a large cloud-based Enterprise Cross Domain Service (ECDS) system for a U.S. Government customer in Herndon, VA. Work spans front-end UI, APIs, 508 compliance, and system integration using HTML, Java, XML, NodeJS, JSON, C++, Apache Storm, ELK, and GitLab. Requires an active TS/SCI clearance.

API Automation Microservices MongoDB Python +1 skills

MD Software Engineer

New CIS

Moldova

Software engineer in Linthicum, MD building automation for a manual system security evaluation and authorization process, adding continuous monitoring, streamlined approvals, and network data collection. Day-to-day work centers on Python, databases, REST APIs, and microservices (MongoDB training provided); requires an active Top Secret/SCI clearance with polygraph.

VG DevOps Engineer

API AWS Bash Cloud CloudWatch +29 skills

On-site DevOps engineer in McLean, VA (active TS/SCI with polygraph required) supporting enterprise mission systems for a government-facing team. Day to day: building CI/CD pipelines (Jenkins), managing AWS infrastructure with Terraform, containerizing apps, scripting in Bash/Python, self-hosting PostgreSQL/MySQL, and running monitoring/alerting with Prometheus and CloudWatch.

DS Windows System Administrator

Active Directory Cisco Firmware LDAP Networking +4 skills

Windows system administrator supporting a cleared government program in Chantilly, VA (active TS/SCI with polygraph required). Day-to-day work spans building and hardening Windows servers, patch management, Active Directory/LDAP/Centrify domain administration, SCOM monitoring, and PowerShell scripting.

AQ Network Engineer

Automation CI/CD Cloud DHCP DNS +6 skills

Senior network engineer supporting cyber mission systems for a cleared government client in Chantilly, VA. Day to day involves improving system reliability, researching root causes of Tier 2 tickets, advising on network architecture, and joining a 24/7 duty phone rotation. Requires an active TS/SCI clearance with polygraph and deep network security (firewalls, VPNs, TCP/IP, LAN/WAN) and CI/CD expe

TD Cloud Infrastructure Engineer

Automation CI/CD Cloud Containerization DevOps +12 skills

Design, build, and maintain secure, scalable Google Cloud Platform infrastructure for what appears to be a government-sector engagement, using Terraform, Docker/Kubernetes (GKE), CI/CD pipelines, and Python/Go automation. Requires an active Top Secret/SCI clearance with polygraph and includes on-call rotations.

VG Cloud Solutions Architect

Analytics Aurora Authentication AWS Bash +18 skills

Cloud Solutions Architect supporting a government customer: designs, upgrades, and operates secure AWS-based systems (EC2, RDS, S3, CloudFormation, IAM/KMS), provides Tier 1-3 O&M, PKI management, and monitoring. Requires an active Top Secret/SCI clearance with polygraph; on-site in Chantilly, VA.

CT Enterprise Architect

Analytics Cloud Cybersecurity Data Warehousing ETL +2 skills

Probity is hiring an Enterprise Architect in Tysons/Warrenton, VA to set technical direction for an Intelligence Community program: advising on scalable hybrid cloud integration and overseeing data warehousing, ETL, analytics and legacy system interoperability. Requires an active TS/SCI clearance and 10+ years in Windows/Linux systems engineering.

SK Cloud Security Engineer

Automation Bash Cissp Cloud Cloud Security +12 skills

Probity is hiring a Cloud Security Engineer in Herndon, VA (onsite; active TS/SCI with polygraph required) to design cloud threat detection and incident response for government customers — building detection rules, optimizing security data pipelines, and serving as SME for the CSOC in Oracle Cloud Infrastructure or Google Cloud Platform, using scripting like Python or Bash.

SAFEbuilt

New HybridNorth AmericaSenior

Senior Landscape Architect