PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1w
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Senior Python Developer with Spark
Reston, Virginia, United States
$97k-$157k/yr HybridFull Time
8+ YOE8+ years Python data engineering with Apache Spark, advanced SQL, AWS (EMR, Redshift, S3, Glue), big data tooling, CI/CD (GitLab, Terraform), and strong performance optimization skills.
Python, Apache Spark, Hadoop, Hive, EMR, SQL, AWS, Redshift, S3, Glue, Lambda, Step Functions, EventBridge, GitLab, Terraform
2mo
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Principal Cloud Engineer
Chantilly, Virginia, United States
OnsiteFull Time
7+ YOEActive TS/SCI w/ Poly required, 7+ years cloud engineering experience, Bachelor\u0002s degree or 4+ years additional IT experience, expertise with AWS/Azure/GCP/Oracle, IaC (Terraform/ARM/Ansible/BICEP), DevOps tooling, and scripting (PowerShell/Python/Bash).
AWS, Azure, Oracle, GCP, Google Cloud Platform, Terraform, ARM templates, BICEP, Ansible, Azure Monitor, Log Analytics, Microsoft Defender, Microsoft Sentinel, PowerShell, Python, Azure CLI, Logic Apps, Azure Functions, NSGs, Azure DevOps, Jenkins, GitLab, Docker, GitHub Enterprise, TOGAF, Zachman, Bash, YAML, JSON, Kubernetes
4w
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Orbit Determination Engineer II
Reston or Denver
$98k-$137k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
0+ YOEM.S. in engineering with 2+ years relevant experience or Ph.D.; foundational astrodynamics knowledge; orbit determination/estimation experience; proficiency in Python, Julia, or C++; familiarity with simulation tools; strong communication; U.S. work-authorization requirement.
Python, Julia, C++, Monte, STK/ODTK, FreeFlyer, GMAT, Jira, git, Jenkins, Docker, IDE, generative AI tools
2mo
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Senior Network Systems Engineer
East Palo Alto or Clarksburg or Arlington
$140k-$185k/yr FieldFull Time
5+ YOE5+ years network engineering; strong L2/L3 networking (BGP/OSPF/Babel), Linux systems, VPNs (StrongSwan/WireGuard), automation (Ansible/Terraform), scripting (Bash/Python/Go), AWS, telemetry tooling; willingness to travel ~50%.
systemd-networkd, Netplan, iptables, StrongSwan, WireGuard, Ansible, Terraform, Grafana, Telegraf, InfluxDB, Docker, SSH, Bash, Python, Go, AWS GovCloud, EC2, VPC, Transit Gateway, BGP, OSPF, Babel, VXLAN, IGMP/PIM
1mo
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Modeling and Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's in a technical field plus 5+ years experience, active TS/SCI with Polygraph, experience in engineering analysis/mission operations, strong communication, and familiarity with M&S tools (e.g., C++, Python, MATLAB).
C++, Python, R, SQL, PostgreSQL, Linux, MATLAB, VBA, STK
1mo
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Senior DevSecOps Engineer/Software Engineer
Sterling or Virginia or United States
$150k-$254k/yr OnsiteFull Time
10+ YOETop Secret/SCI with polygraph required, 10+ years' experience, Bachelor's or Master's in STEM, DOD 8140/Security+ CE, expertise in CI/CD/DevSecOps, cloud architecture (AWS preferred), scripting (Python/PowerShell/Groovy), and DevOps tools.
AWS, Azure, CI/CD, Jenkins, Terraform, Ansible, GitLab, Selenium, Active Directory, IdAM, LDAP, Python, PowerShell, Groovy, Rancher, Kubernetes, Grafana, Splunk, ServiceNow, SharePoint, IBM Enterprise Lifcycle Management, TeamWork Cloud, Cameo, Tableau, API Gateways, Jira
1mo
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Senior InfoSec Tools Engineer
Reston, Virginia, United States
$136k-$184k/yr HybridFull Time
8+ YOEBachelor's in CS or related (or equivalent), 8+ years security experience (5+ in network security), experience with SIEM/EDR/VM/Cloud Security/SOAR tools, Python scripting, Windows and Linux administration.
SIEM, EDR, VM, Cloud Security, Security Orchestration and Automation tools, Python, Windows, Linux
3w
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Senior Hydrology & Hydraulics Engineer
Reston, Virginia, United States
HybridFull Time
5+ YOEMaster's in civil engineering and 5+ years' relevant experience. Proficiency in hydrologic/hydraulic analysis and design, HEC and SWMM tools, GIS, coding (Fortran, Visual Basic, Python, MATLAB, C++), PE or EIT, and strong communication skills. US citizenship or permanent residency required.
HEC-HMS, HEC-RAS, HEC-SSP, SWMM, PIPENET, Global Mapper, ESRI ArcGIS, Fortran, Visual Basic, Python, MATLAB, C++
1d
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Lead DevSecOps Engineer
Reston, Virginia, United States
HybridFull Time
Deep DevSecOps and platform engineering expertise; hands-on with cloud, CI/CD, IaC, container orchestration, security tooling; strong leadership and communication skills.
Backstage, npm, yarn, Docker, Kubernetes, Terraform, CloudFormation, GitHub Actions, GitLab CI, Jenkins, Azure DevOps, AWS, Azure, Google Cloud Platform, Python, PowerShell, Bash, ArgoCD, Flux, React, Java, .NET, SAST, DAST
17h
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Cloud Developer/Software Engineer (Expert)
Herndon, Virginia, United States
$150k-$254k/yr OnsiteFull Time
11+ YOEBachelor's in CS or related, 11+ years software development, proficiency in Java and C#, cloud experience (AWS/Azure/GCP/Oracle), DevOps tools (Jira, GitHub, Jenkins), scripting (Python or PowerShell), SQL and SSMS, Top Secret/SCI polygraph and U.S. person required.
Java, C#, React, Node.js, TypeScript, .NET, AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Windows, Linux, SQL, Microsoft SQL Server Management Studio, Ansible
2mo
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Systems Engineer (SETA) Mid - Level
Chantilly or Reston
OnsiteFull Time
5+ YOE5–10 years in space/defense or systems engineering; experience with space mission M&S tools; TS/SCI clearance with Poly; Bachelor's in engineering or related field.
STK, AFSIM, Python, MATLAB
2mo
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FPGA Engineer (VA, Reston )
Reston, Virginia, United States
OnsiteFull Time
EndoSec: Security software and cryptographic hardware for government and defense.
Design, develop, test, and maintain FPGA IP cores and FPGA-based systems for hardware security; RTL/C/C++, Python, VHDL/Verilog; simulation, verification, system integration; verification tools and toolchains.
RTL, C/C++, Python, VHDL, Verilog, Tcl, Vivado, GHDL, Questa, Quartus Prime, Xilinx, Versal, Agilex, AXI, ACE, Avalon, IP core, cocotb, pyuvm
2mo
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Cyber Reverse Engineer, Senior
Sterling, Virginia, United States
$113k-$238k/yr OnsiteFull Time
Active Top Secret clearance (ability to obtain SCI), BS in CS/SE/CE/EE (or substitution rules), experience reverse engineering Assembly (x86/ARM/AVR), Python and Unix shell scripting, virtualization (VMware, VirtualBox, Docker), binary analysis tools (IDA Pro, Ghidra, WinDbg, Binary Ninja), and Qemu.
IDA Pro, Ghidra, x64Dbd, GDB, Sysinternals, Python, Unix Shell, VMware, VirtualBox, Docker, WinDbg, Binary Ninja, Qemu, MetaSploit, nmap, C/C++, Assembly
1mo
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Cloud Engineer (RHEL)
Chantilly, Virginia, United States
$135k-$216k/yr OnsiteFull Time
4+ YOETop-Secret clearance (must maintain/obtain TS/SCI); 4+ years experience (or Associates +10, Bachelor +8, Master +6) in systems engineering or related field; DoD 8140 foundational requirements; high proficiency with Linux/RHEL and Windows, Ansible, scripting (Bash/Python), Git, PKI, SELinux, Red Hat tools.
Ansible, Bash, Python, Git, Active Directory, FreeIPA, RHEL 9, SELinux, Red Hat OpenStack (RHOSP), Red Hat OpenShift (RHOCP), Red Hat OpenStack Services on OpenShift (RHOSO), Red Hat Satellite, Splunk, Elasticsearch, Sensu, Prometheus, Grafana, Kibana, iDRAC, iLO, IPMI, PostgreSQL, MySQL, YAML, Helm, GitOps, ADFS, Keycloak, Okta, SAML/ODIC, PKI, Linux, Windows
1mo
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Senior Software Engineer
Sterling, Virginia, United States
$113k-$238k/yr OnsiteFull Time
7+ YOETop Secret clearance required to start (TS/SCI required for continued employment), 7+ years software development, 4-year degree or equivalent, experience with cloud (AWS/GovCloud), Java/JavaScript/HTML/CSS, Python, DevOps tools, and mission-critical systems.
AWS C2E, GovCloud, Java, JavaScript, HTML, HTML5, CSS, Groovy, Grails, Angular, Python, Nexus, Artifactory, Jenkins, Harbor, Docker, Git
1mo
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Network Engineer, Foundation & Support
Denver or Reston or Menlo Park
$162k-$227k/yr OnsiteFull Time
10+ YOE10+ years automation experience in large-scale networking, Linux and Python proficiency, knowledge of Optical/L2/L3, REST APIs, network devices, and experience leveraging AI-assisted tools; Bachelor's in CS or equivalent required.
Linux, REST APIs, Python, Claude, Copilot, Code generation models, C, C++, Go, Rust
3w
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Senior Systems Engineer (IBM ELM) - TS/SCI w CI Poly
Sterling, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI with CI Poly, DoD 8140/Security+ CE, Bachelor's degree, 10+ years enterprise systems engineering experience with IBM ELM, CI/CD, AaC, cloud, scripting (Python/PowerShell/Groovy), and DevSecOps tools.
IBM Engineering Lifecycle Management (ELM), Python, PowerShell, Groovy, REST APIs, Active Directory, SAML, OAuth 2.0, OpenLDAP, OIDC, GitLab, Jenkins, Terraform, Ansible, Teamwork Cloud, Cameo, Microsoft SharePoint, Tableau, ServiceNow, Grafana, Splunk
2w
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Front End Developer
Chantilly, Virginia, United States
$125k-$145k/yr RemoteFull Time
3+ YOE3+ years frontend experience with React, Next.js, and TypeScript; scripting with Node.js/Python/Bash; familiarity with AI-assisted tools; strong asynchronous communication and Agile/Scrum experience.
React, Next.js, TypeScript, Node.js, Python, Bash, GitHub Copilot, Cursor, Jira, Linear
1w
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Pr./Sr. Pr. Mission Engineer
Dulles, Virginia, United States
$114k-$171k/yr OnsiteFull Time
5+ YOEActive Top-Secret/SCI clearance required; degree plus multi-year experience in systems engineering, requirements, CONOPS, mission analysis; proficiency with modeling and simulation tools.
Cameo, STK, Matlab, AFSIM, Python
2w
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Senior Cloud & Security Engineer
Ashburn or United States
$130k-$170k/yr RemoteFull Time
5+ YOE5+ years cloud/security engineering with AWS, Java/Spring experience, strong SQL, JSON/GeoJSON processing, AWS security tooling, incident response, and excellent communication.
Java, Java Spring Framework, SQL, Snowflake SQL, Amazon Web Services (AWS), AWS Elastic Container Service, AWS X-Ray, JSON, GeoJSON, Scala, Python, Google Workspace