61 platform security engineer jobs at 47 companies in Winchester, VA

3w
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Platform Engineer
Chantilly, Virginia, United States
OnsiteFull Time
NS2 Mission
NS2 Mission: Delivers secure data management and analytics for national security.
Design, implement, and maintain secure cloud platform infrastructure; manage Kubernetes, Terraform, Ansible/Puppet, Helm; administer Red Hat Linux; build CI/CD and enforce AWS IAM security.
Kubernetes, Terraform, Ansible, Puppet, Red Hat Linux, Helm, AWS Identity and Access Management (IAM)
4w
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Principal Platform Engineer
Herndon, Virginia, United States
HybridFull Time
Clarity Innovations
Clarity Innovations: Provides software and data engineering for national security missions.
3+ YOEBachelor's in a technical discipline, 3+ years managing on‑premises or edge distributed environments, Linux/Windows systems and networking fundamentals, container orchestration, IaC/automation, and security clearance eligibility.
Ansible, Terraform, Bash, PowerShell, Kubernetes, Docker, Podman, OpenShift, Prometheus, Grafana, VPN, SD-WAN, Linux, Windows, RMF, NIST 800-53, DISA STIGs
1mo
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Senior Data Platform Infrastructure Engineer
Reston, Virginia, United States
$108k-$154k/yr HybridFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
5+ YOE5+ years supporting cloud data platforms with strong AWS, Databricks, EMR/Glue, Python/PySpark, Terraform, GitLab, and platform security, monitoring, and resiliency experience.
AWS, Databricks, EMR, Glue, S3, Lambda, CloudWatch, IAM, EC2, EFS, Python, PySpark, Terraform, GitLab
2mo
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Senior Platform/Tier3 Engineer
Sterling, Virginia, United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
10+ YOE10+ years relevant experience; Bachelor’s or Master’s in a STEM field; DoDD 8140/Security+ CE; Top Secret/SCI with polygraph required; expertise with Linux, cloud architecture, databases, IdAM, DevOps tooling, containers, and strong troubleshooting and documentation skills.
PostgreSQL, MySQL, MongoDB, ServiceNow, Active Directory, SAML, OpenLDAP, OAuth 2.0, OIDC, Ansible, Terraform, Jenkins, GitLab, Rancher, Kubernetes, Grafana, Splunk, REST, GraphQL, MBSE, Azure, Google, Oracle, IBM
3d
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Senior Platform Engineer-TS Required
Sterling or Reston
HybridFull Time
SIXGEN
SIXGEN: Provides advanced cybersecurity services and products for national security.
5+ YOEDesign, build, secure, automate, and operate virtualization, networking, endpoint hardening, IaC, and observability for a high-assurance environment; active TS/SCI required.
Proxmox VE, KVM/QEMU, VMware ESXi, Terraform, Ansible, Packer, Python, Bash, AWS, GCP, Azure, Git, SIEM
1mo
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Lead Senior Cloud Platform Engineer
Reston, Virginia, United States
OnsiteFull Time
Stanley Martin Homes
Stanley Martin Homes: Designs and builds residential homes and master-planned communities.
8+ YOE8+ years cloud engineering experience focused on Azure PaaS, AKS/container orchestration, IaC (Terraform/Bicep), Python/Go/.NET coding, CI/CD pipelines, observability, and secure identity/secret management.
Azure Container Apps, AKS, Kubernetes, API Management, Service Bus, Event Grid, Azure Databricks, Snowflake, Terraform, Bicep, GitHub Actions, Azure DevOps, Application Insights, Log Analytics, Docker, Python, Go, .NET, Managed Identities, Azure Key Vault
2mo
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Senior Cloud Platform Engineer
Sterling, Virginia, United States
HybridFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
6+ YOESenior cloud platform engineer with 6+ years IT/DevOps, strong AWS/Azure, hybrid cloud, automation, security, and leadership experience.
AWS, Azure, Ansible, Terraform, Packer, GitLab CI/CD, AWS CLI, Docker, Kubernetes, CI/CD pipelines
1mo
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Mid-level Platform Engineer
Chantilly, Virginia, United States
$180k-$200k/yr OnsiteFull Time
Tyto Athene
Tyto Athene: Provides IT modernization and cybersecurity services to government agencies.
Design, deploy, secure, and maintain Kubernetes-based platform infrastructure for AI workloads. Requires IAM Level II (DOD 8570 IAT), active TS/SCI with CI polygraph, containerization, IaC, CI/CD, scripting, Linux, and monitoring experience.
Kubernetes, EKS, AKS, GKE, OpenShift, Docker, CNI, Calico, Cilium, Istio, Linkerd, Vault, AWS Secrets Manager, Jenkins, GitLab CI/CD, GitHub Actions, Tekton, Argo Workflows, Argo CD, Terraform, Pulumi, CloudFormation, Helm, Kustomize, Python, Go, Bash, Prometheus, Grafana, ELK stack, OpenSearch, Datadog, Splunk, Git, Linux
1w
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Senior Platform Engineer
Herndon, Virginia, United States
$155k-$185k/yr HybridFull Time
Dark Wolf Solutions
Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.
8+ YOE8+ years cloud experience (AWS/GCP/Azure), Kubernetes and Terraform expertise, DevSecOps CI/CD experience, DISA STIG/IaC knowledge, DoD 8570 cert (e.g. Security+), US citizenship and active DoD Secret clearance.
Kubernetes, AWS, Terraform, GitLab CI, Artifactory, ArgoCD, FluxCD, Helm, Kustomize, Rancher RKE2, Oracle, PostgreSQL, RDS, EMR, ECR, EKS, S3, HBSS, ACAS, DISA STIG, Open ID Connect (OIDC), SAML SSO, Platform One, Cloud One
1mo
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Power Platform Engineer (Power Apps SME)
Washington or Reston
$140k-$170k/yr HybridFull Time
Improvix Technologies
Improvix Technologies: Provides IT solutions and mission support for federal agencies.
5+ YOE5+ years application development, 3+ years building enterprise Power Platform solutions (Power Apps, Power Automate, Dataverse, Power Fx); API and Azure integration experience; platform governance and security; active Secret clearance or ability to obtain; U.S. citizenship required.
Power Platform, Power Apps, Power Automate, Dataverse, Power Fx, .NET, Azure, Power BI, APIs, CI/CD, ALM
11h
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Platform Engineer I - Bedford Campus
Everett, Pennsylvania, United States
$21-$22/hr OnsiteFull Time
Allegany College of Maryland
Allegany College of Maryland: Public community college providing degree and certificate programs.
Foundational knowledge of computer systems, networking, and technical support; basic troubleshooting, documentation, and willingness to learn infrastructure, telecommunications, identity, and security domains.
3w
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Information Security Engineer
Reston, Virginia, United States
$100k-$110k/yr HybridFull Time
Babel Street
Babel Street: AI-powered identity intelligence and risk operations software solutions.
3+ YOEBachelor's in cybersecurity or related, 3+ years in information security or security operations, experience with XDR/EDR, Entra ID, cloud platforms, incident investigation, scripting and automation.
Microsoft XDR, CrowdStrike Falcon, Microsoft Entra ID, AWS, Microsoft Azure, Google Cloud Platform (GCP), PowerShell, Python, Kusto Query Language (KQL), Splunk Processing Language (SPL), Microsoft Graph API, REST APIs, OpenCode, Claude, Gemini, GitHub Copilot, ChatGPT
3w
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Senior SaaS Platform Engineer
Reston, Virginia, United States
$90k-$125k/yr HybridFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
5+ YOE5+ years administering complex cloud-based SaaS environments; strong identity, automation, and security experience; PowerShell scripting; experience with Microsoft 365, Azure, AWS, GCP; strong communication and documentation skills.
Microsoft 365, Entra ID, Power Platform, Intune, Copilot, Azure, AWS, Google Cloud Platform, GitHub, Jira, Confluence, Snowflake, Databricks, PowerShell, macOS, Windows CLI, SAML, OIDC
2d
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Chief Platform Architect
Chantilly, Virginia, United States
$175k-$210k/yr OnsiteFull Time
Markon
Markon: Provides professional services and management consulting for government agencies.
6+ YOEAdvanced platform architecture and DevSecOps expertise, cloud and digital engineering experience, security integration, and ability to brief senior leaders; active TS/SCI with poly preferred.
DevSecOps, CI/CD, NIST, AWS, Azure, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Outlook, Microsoft Project
1w
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Sr. Systems Engineer, Platform/Infrastructure
Sterling, Virginia, United States
OnsiteFull Time
Modern Government Solutions
Modern Government Solutions: Provider of technical and programmatic services for government agencies.
10+ YOEActive TS/SCI with CI Polygraph, DoD 8140 Security+ CE, STEM bachelor's or master's,10+ years Linux/cloud systems experience, DevOps and IdAM skills, database and container experience.
Linux, ServiceNow, PostgreSQL, MySQL, MongoDB, Active Directory, SAML, OpenLDAP, OAuth 2.0, OIDC, Ansible, Terraform, Jenkins, GitLab, Rancher, Kubernetes, Azure, Google Cloud Platform (GCP), Oracle Cloud Infrastructure (OCI), IBM Cloud, Grafana, Splunk, REST, GraphQL, ETL
1mo
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(USA) Principal, Software Engineer, Information Security
Bentonville or Herndon
$110k-$264k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
5+ YOEBachelor's in related field +5 years or 7 years' software engineering experience. Expertise in Java and Python, PKI/HSM, cloud platforms, CI/CD, cert-manager/ACME, Terraform/Ansible/CloudFormation, and API development.
Java, Python, Public Key Infrastructure, Hardware Security Modules, AWS, Azure, GCP, Kubernetes, cert-manager, ACME, Terraform, Ansible, CloudFormation, CI/CD, API
1mo
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Senior DevOps Engineer
Ashburn, Virginia, United States
$112k-$138k/yr OnsiteFull Time
Cubic
Cubic: Develops defense training systems and public transit fare technology.
Senior platform/release engineer with deep Kubernetes, automation, and secure deployment experience; hands-on with Helm, RKE2, Ansible, Python, Bash, TypeScript/React; eligible for DoD security clearance.
Kubernetes, Helm, RKE2, Ansible, Jinja, Python, Bash, TypeScript, JavaScript, React, Tailwind CSS, Git, Artifactory, Zot, RHEL, Rocky Linux, Docker
1w
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Power Platforms Mid Engineer
Arlington or Washington or Cooktown or Bestgate
$98k-$163k/yr HybridFull Time
Serco
SercoLondon Stock Exchange: SRP: Provides professional outsourcing services to governments worldwide.
3+ YOEU.S. citizen able to obtain/maintain Secret clearance, high school diploma, 3+ years building production Microsoft Power Platform solutions, strong stakeholder communication, DoN security experience preferred.
Microsoft Power Platform, Power Apps, Power Automate, Power BI, Dataverse, SharePoint, Azure SQL, Azure AD, Power Fx, JavaScript, TypeScript, PowerShell, Azure Functions, DAX, SQL
1w
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Lead DevSecOps Engineer
Reston, Virginia, United States
HybridFull Time
TechSur Solutions
TechSur Solutions: A digital services enabling customer digital transformation through cloud services, modernization, and data analytics.
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
2mo
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Senior DevOps Engineer
Austin or Reston
HybridFull Time
Seekr
Seekr: Transparent AI platform for enterprise and government decision-making.
5+ YOE5+ years in Platform/DevOps, Kubernetes, Terraform/Ansible; strong Linux networking; cloud/on-prem; security practices; PostgreSQL/Opensearch; programming in Python/Go/Bash.
Kubernetes, Terraform, Ansible, Helm, Kustomize, Python, Go, Bash, PostgreSQL, Opensearch, Cloud, Calico, Cilium, Istio, Traefik, RBAC, PGBouncer, CloudNativePG, Elasticsearch, Rook, Ceph, Prometheus, Grafana, Loki, Tempo