Senior System Engineer - Northern VA

Senior Systems Engineer – Cloud, DevSecOps & Enterprise Platforms

TS – SCI – CI Poly is required

4 separate positions

Location: Sterling, VA

Industry: Federal / Defense Technology

Employment: Direct Hire

Ramtec LLC and Partners is seeks candidates for 4 positions - Senior Systems Engineers to support a high-profile Federal program in Sterling, VA. We are looking for experienced engineers who can design, configure, deploy, integrate, troubleshoot, and optimize complex enterprise systems in modern cloud-based, DevSecOps environments.

This is an opportunity to work on a technically sophisticated program supporting digital engineering, cloud infrastructure, enterprise applications, virtualization, APIs, data, and Model-Based Systems Engineering (MBSE).

We are seeking senior engineers with a strong systems perspective and the ability to work across infrastructure, applications, security, and integration domains.

Technical Focus Areas

We are hiring across several areas of expertise, including:

• Enterprise Applications: SharePoint, Tableau, IBM Enterprise Lifecycle, COTS applications and related enterprise platforms
• Modeling / MBSE: Teamwork Cloud, Cameo, Cassandra and digital engineering environments
• API & Systems Integration: API gateways, REST/GraphQL, API catalogs, message queues, streaming platforms and ETL pipelines
• Citrix / Virtualization: Citrix Virtual Apps and Desktops (CVAD), NetScaler/ADC, StoreFront, PVS/MCS, VDI, FSLogix and enterprise virtualization

Candidates do not need to have every technology listed below. We are particularly interested in engineers with deep expertise in one or more of these areas combined with strong overall systems engineering capabilities.

What You'll Do

• Design, configure, deploy, maintain, and optimize enterprise applications and infrastructure in cloud-based environments
• Implement Infrastructure as Code (IaC) and Application as Code (AaC) using CI/CD pipelines
• Support cloud-native architectures and DevSecOps practices
• Troubleshoot complex technical issues, analyze logs, identify root causes, and develop effective solutions
• Integrate applications and systems with workflow, case management, ticketing, automation, and enterprise platforms
• Develop and maintain system interfaces and integrations using technologies such as Python, PowerShell, Groovy, Java, or C#
• Support identity and access management technologies including Active Directory, LDAP, SAML, OAuth 2.0, and OIDC
• Develop comprehensive test plans and support system testing, validation, and quality assurance
• Apply strong engineering rigor, configuration management, documentation, and change-management practices
• Work with cross-functional engineering teams, customers, and end users to solve technical and operational challenges
• Contribute to system architecture and understand the relationships between cloud services, infrastructure, applications, and security
• Support Agile development teams and collaborate effectively with technical and non-technical stakeholders
• Prepare technical documentation, presentations, architecture diagrams, user guides, and other program deliverables

Required Qualifications

• 10+ years of relevant professional experience
• Bachelor's or Master's degree in STEM or equivalent relevant experience
• Strong systems engineering background with demonstrated engineering rigor
• Expert troubleshooting and solutioning capabilities
• Experience with cloud-based systems and enterprise applications
• Experience with IaC/AaC and CI/CD
• Experience with system integration, testing, and validation
• Experience with relational and/or non-relational databases such as Cassandra, MySQL, or MongoDB
• Familiarity with DevOps tools such as Ansible, Terraform, Jenkins, and/or GitLab
• Knowledge of identity and access management technologies
• Strong written and verbal communication skills
• Ability to clearly explain complex technical issues to technical and non-technical audiences
• Strong technical documentation skills
• Ability to work effectively in an Agile, collaborative environment
• Ability to meet DoDD 8140 requirements, including Security+ CE certification
• Requires an active TS/SCI with CI Polygraph

Additional Experience We Value

• Model-Based Systems Engineering (MBSE)
• Cloud architecture and cloud solution optimization
• Azure, AWS, Google Cloud, Oracle, or IBM Cloud
• Kubernetes, Rancher, Docker, or other containerized environments
• ServiceNow
• Grafana, Splunk, or other monitoring/visualization platforms
• API gateways and API management platforms such as Broadcom, MuleSoft, or Apigee
• REST, GraphQL, event-driven architectures, message queues, streaming platforms, and ETL
• Cross-domain solutions and secure system integration
• Virtualized applications, application streaming, and application layering
• Enterprise architecture and systems integration
• Citrix / VDI Specialization

For candidates specializing in Citrix, we are particularly interested in:

5+ years of hands-on Citrix Virtual Apps and Desktops (CVAD) experience

Citrix Delivery Controllers, StoreFront, NetScaler/ADC and supporting components

Provisioning Services (PVS) or Machine Creation Services (MCS)

Virtual Delivery Agents (VDAs), hypervisors and storage systems

FSLogix user profiles

VMware vSphere, Microsoft Hyper-V, or Citrix Hypervisor

Enterprise VDI architecture, deployment, optimization, and troubleshooting

Requires an active TS/SCI with CI Polygraph (FS Poly also acceptable).

Why Join This Program?

This is an opportunity to work on a high-visibility, technically challenging Federal program involving cloud-native technologies, digital engineering, enterprise computing, virtualization, automation, and secure systems integration.

You'll work alongside experienced engineering teams on a platform designed to support digital engineering information, tool interoperability, digital thread capabilities, and emerging AI-related applications—while working with modern DevSecOps and cloud technologies.

If you're a senior systems engineer who enjoys solving difficult technical problems and working at the intersection of cloud, infrastructure, applications, security, and systems integration, we'd like to hear from you.

Ramtec and it’s clients are Equal Opportunity / Affirmative Action employers. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.