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16 results for Senior Platform Engineer in Washington, DC

Senior Infrastructure Role

McLean, VA
onsite
Temporary
100 - 110 USD / Hourly
Data Center Modernization – Cisco ACI Migration Lead the design, architecture, and full implementation of the new Cisco ACI fabric, facilitating the enterprise-wide migration from legacy NX-OS systems. Direct and execute the strategy for transitioning from NX-OS to Cisco ACI, including tenant setup, EPG development, policy creation, and fabric discovery. Configure and manage the Cisco Nexus Dashboard to achieve centralized visibility, operations management, and policy orchestration across the data center network. Supervise the SAN environment, ensuring optimal storage connectivity, zoning, and fabric health during and after the ACI migration. Create and maintain comprehensive migration runbooks, cutover roadmaps, and rollback procedures to guarantee operational continuity for mission-critical workloads. Work closely with cloud architects and application teams to enable effective integration between the upgraded data center fabric and AWS cloud platforms. Wireless Network Modernization – Wireless Refresh Support and help lead the enterprise Wireless Refresh project from initial design through deployment, establishing a robust, high-performing wireless infrastructure. Design and implement the updated wireless network with advanced Wireless Intrusion Prevention and Detection (WIPS/WIDS) to enhance security monitoring across all locations. Deploy and configure new Wireless LAN Controllers (WLCs) and Access Points (APs) for reliable coverage, capacity, and performance in geographically distributed areas. Utilize Cisco DNA Center services for optimization, policy enforcement, AI-driven analytics, and complete lifecycle management of the wireless network. Conduct site assessments, RF planning, and post-installation reviews to ensure wireless standards support operational requirements. Assist in developing wireless security configurations and policies following DISA STIGs, RMF, and DoD wireless security mandates. Cloud & Enterprise Infrastructure Architect, implement, and maintain scalable AWS cloud environments—including compute, storage, networking, and identity management—supporting key applications. Ensure infrastructure security by applying controls aligned with DISA STIGs, RMF, NIST 800-53, and DoD cloud requirements. Automate cloud infrastructure deployment and configuration with Infrastructure as Code tools such as Terraform, AWS CloudFormation, or comparable. Monitor health, performance, and security using AWS-native tools (CloudWatch, AWS Config, Security Hub) and third-party SIEM integrations. Support Authority to Operate (ATO) efforts, including generating security documentation, implementing controls, and aiding in assessments. Lead incident response, perform root cause investigations, and shape continuity plans for mission-essential systems.
2026-04-02T00:00:00Z

Senior CRM Developer

Baltimore, MD
onsite
Temporary
62.02 - 69.89 USD / Hourly
Our company is seeking an experienced Senior Workday Developer for a long-term contract engagement. In this hands-on role, you will leverage your in-depth expertise across Workday’s three major modules (HCM, Payroll, and Financials) to build, enhance, and support our client’s Workday environment. This is an excellent opportunity to join a forward-thinking team and deliver critical HR and Finance technology solutions. Key Responsibilities: Lead the design, configuration, development, and optimization of Workday HCM, Payroll, and Financial Management modules. Develop, test, and maintain complex integrations (Workday Studio, EIB, Core Connectors) with both internal and third-party systems. Partner with business stakeholders to gather requirements, translate needs into technical solutions, and deliver high-quality results. Create and maintain advanced custom reports, dashboards, security groups, and calculated fields in Workday. Troubleshoot and resolve system issues and ensure ongoing operational excellence. Provide expertise during Workday upgrades, releases, and data migrations. Mentor entry level team members and share best practices for system architecture, configuration, and integration.
2026-04-06T00:00:00Z

Infrastructure Engineer

Ashburn, VA
onsite
Temporary
30 - 48 USD / Hourly
This is a Tuesday through Saturday shift, 10am to 6pm in Ashburn, leading infrastructure and operations for a data center site. There is opportunity for long term contract and possible conversion to permanent · Manages infrastructure installation requests from initiation to closure· Reports to the Infrastructure Manager.· Supports building Power Downs/Single Sided Events.· Certify infrastructure network connections and peripherals prior to handing off to DCS.· Interface with the BAU team to provide any additional infrastructure· Interface with the BU’s, Hines engineering.· Coordinates work requests with electrical contractor to ensure all Service Levels are met.· Provides detailed estimates of assigned projects, documents requirements through direct communication with other members of IT or Project Management team as well as interpretation of schematics and drawings.· Create Tickets/TCMs & monitor for approval, Closeout/Cancel them once work is complete.· Coordinate power remediation from start to completion.· Assist with rack level capacity management and MOA monitoring.· Participate in any and all meetings pertaining to BAU or projects INF work.· Provides Root Cause Analysis reports regarding power issues.· Understanding of the Power and Cooling of a 2N+1 Data Center.· Management of M&E Vendors.· RPP surveys for Single sided events.· Creation of GPC notifications.· Incident Management· Coordinate the Infrastructure Installs including but not limited to the following:<ul><li>Survey for Power installs.</li><li>Infrastructure & Rack installs.</li><li>Survey for Infrastructure Cabling (Fiber and copper).</li><li>New Data Center Build-outs.</li><li>Responsible for the ordering of all infrastructure materials.</li><li>Responsible for tracking Purchase Orders.</li><li>Tracking Infrastructure Stock.</li><li>Storeroom Management.</li></ul>
2026-04-07T00:00:00Z

Principal Advanced Analytics Engineer

Herndon, VA
onsite
Permanent
160000 - 180000 USD / Yearly
We are looking for an experienced Principal Advanced Analytics Engineer to join our team in Reston, Virginia. In this role, you will collaborate with business leaders and technical experts to design and implement cutting-edge AI and machine learning solutions that drive impactful insights and decision-making. This position offers the opportunity to lead advanced analytics initiatives, establish engineering standards, and mentor team members while staying at the forefront of emerging technologies. Responsibilities: • Collaborate with stakeholders to design and implement AI/ML solutions tailored to business objectives. • Develop and enforce engineering standards, design patterns, and quality controls for analytics projects. • Build and manage CI/CD pipelines for machine learning models, incorporating automated testing, monitoring, and retraining processes. • Integrate Responsible AI practices to ensure fairness, bias detection, explainability, and compliance with regulations. • Create and maintain enterprise data models, including dimensional and star schemas, to support analytics and business intelligence. • Work closely with analytics teams to deliver scalable and efficient data solutions. • Implement robust data security measures, access controls, and lineage tracking in line with corporate policies and privacy laws. • Stay updated on advancements in AI, ML, and BI technologies, bringing innovative solutions to the team. • Provide mentorship to Data Analytics Engineers, fostering attention to detail and promoting best practices.
2026-04-07T00:00:00Z

Security Engineer

Washington, DC
onsite
Temporary
57 - 92 USD / Hourly
OverviewWe are seeking an experienced Security Engineer to design, implement, and support security controls across enterprise systems, cloud environments, and networks. This role focuses on threat detection, vulnerability management, incident response, and maintaining strong security posture across the organization. The ideal candidate has hands‑on experience with modern security tools, cloud platforms, and industry best practices. Responsibilities<ul><li>Implement and maintain security tools including EDR, SIEM, vulnerability scanners, and identity security solutions.</li><li>Monitor security events, analyze alerts, and respond to potential threats.</li><li>Conduct security assessments, vulnerability scans, and remediation planning.</li><li>Support security operations including incident triage, investigations, and documentation.</li><li>Maintain and improve cloud and on‑prem security configurations (AWS, Azure, O365, firewalls, network appliances).</li><li>Develop and enforce security policies, standards, and technical controls.</li><li>Support IAM processes including MFA enforcement, privilege management, and access reviews.</li><li>Partner with Infrastructure, Cloud, and DevOps teams to ensure secure architectures.</li><li>Contribute to security automation, hardening, and continuous improvement initiatives.</li></ul>
2026-04-10T00:00:00Z

Security Engineer

Falls Church, VA
onsite
Temporary
57 - 95 USD / Hourly
OverviewWe are seeking an experienced Security Engineer to design, implement, and support security controls across enterprise systems, cloud environments, and networks. This role focuses on threat detection, vulnerability management, incident response, and maintaining strong security posture across the organization. The ideal candidate has hands‑on experience with modern security tools, cloud platforms, and industry best practices. Responsibilities<ul><li>Implement and maintain security tools including EDR, SIEM, vulnerability scanners, and identity security solutions.</li><li>Monitor security events, analyze alerts, and respond to potential threats.</li><li>Conduct security assessments, vulnerability scans, and remediation planning.</li><li>Support security operations including incident triage, investigations, and documentation.</li><li>Maintain and improve cloud and on‑prem security configurations (AWS, Azure, O365, firewalls, network appliances).</li><li>Develop and enforce security policies, standards, and technical controls.</li><li>Support IAM processes including MFA enforcement, privilege management, and access reviews.</li><li>Partner with Infrastructure, Cloud, and DevOps teams to ensure secure architectures.</li><li>Contribute to security automation, hardening, and continuous improvement initiatives.</li></ul>
2026-04-10T00:00:00Z

Security Engineer

Chevy Chase, MD
onsite
Temporary
57 - 92 USD / Hourly
OverviewWe are seeking an experienced Security Engineer to design, implement, and support security controls across enterprise systems, cloud environments, and networks. This role focuses on threat detection, vulnerability management, incident response, and maintaining strong security posture across the organization. The ideal candidate has hands‑on experience with modern security tools, cloud platforms, and industry best practices. Responsibilities<ul><li>Implement and maintain security tools including EDR, SIEM, vulnerability scanners, and identity security solutions.</li><li>Monitor security events, analyze alerts, and respond to potential threats.</li><li>Conduct security assessments, vulnerability scans, and remediation planning.</li><li>Support security operations including incident triage, investigations, and documentation.</li><li>Maintain and improve cloud and on‑prem security configurations (AWS, Azure, O365, firewalls, network appliances).</li><li>Develop and enforce security policies, standards, and technical controls.</li><li>Support IAM processes including MFA enforcement, privilege management, and access reviews.</li><li>Partner with Infrastructure, Cloud, and DevOps teams to ensure secure architectures.</li><li>Contribute to security automation, hardening, and continuous improvement initiatives.</li></ul>
2026-04-10T00:00:00Z

Security Engineer

Baltimore, MD
onsite
Temporary
57 - 92 USD / Hourly
OverviewWe are seeking an experienced Security Engineer to design, implement, and support security controls across enterprise systems, cloud environments, and networks. This role focuses on threat detection, vulnerability management, incident response, and maintaining strong security posture across the organization. The ideal candidate has hands‑on experience with modern security tools, cloud platforms, and industry best practices. Responsibilities<ul><li>Implement and maintain security tools including EDR, SIEM, vulnerability scanners, and identity security solutions.</li><li>Monitor security events, analyze alerts, and respond to potential threats.</li><li>Conduct security assessments, vulnerability scans, and remediation planning.</li><li>Support security operations including incident triage, investigations, and documentation.</li><li>Maintain and improve cloud and on‑prem security configurations (AWS, Azure, O365, firewalls, network appliances).</li><li>Develop and enforce security policies, standards, and technical controls.</li><li>Support IAM processes including MFA enforcement, privilege management, and access reviews.</li><li>Partner with Infrastructure, Cloud, and DevOps teams to ensure secure architectures.</li><li>Contribute to security automation, hardening, and continuous improvement initiatives.</li></ul>
2026-04-10T00:00:00Z

Cloud Engineer

Falls Church, VA
onsite
Temporary
60 - 110 USD / Hourly
We are seeking a Cloud Engineer to support the design, deployment, and maintenance of cloud infrastructure across our environments. This role focuses on building reliable, secure, and scalable cloud solutions while assisting development and IT teams with day‑to‑day cloud operations.Responsibilities<ul><li>Deploy, configure, and manage cloud resources in AWS/Azure/GCP.</li><li>Maintain CI/CD pipelines and automate infrastructure tasks using tools such as Terraform, CloudFormation, or similar.</li><li>Monitor system performance, reliability, cost, and security posture across cloud workloads.</li><li>Support containerized applications (Docker/Kubernetes) and troubleshoot environment issues.</li><li>Implement cloud security best practices, including IAM, logging, patching, and network controls.</li><li>Assist with incident response, cloud migrations, and environment optimization.</li><li>Collaborate with engineering and IT teams to support application deployments and cloud operations.</li></ul>
2026-04-10T00:00:00Z

Cloud Engineer

Baltimore, MD
onsite
Temporary
60 - 110 USD / Hourly
We are seeking a Cloud Engineer to support the design, deployment, and maintenance of cloud infrastructure across our environments. This role focuses on building reliable, secure, and scalable cloud solutions while assisting development and IT teams with day‑to‑day cloud operations.Responsibilities<ul><li>Deploy, configure, and manage cloud resources in AWS/Azure/GCP.</li><li>Maintain CI/CD pipelines and automate infrastructure tasks using tools such as Terraform, CloudFormation, or similar.</li><li>Monitor system performance, reliability, cost, and security posture across cloud workloads.</li><li>Support containerized applications (Docker/Kubernetes) and troubleshoot environment issues.</li><li>Implement cloud security best practices, including IAM, logging, patching, and network controls.</li><li>Assist with incident response, cloud migrations, and environment optimization.</li><li>Collaborate with engineering and IT teams to support application deployments and cloud operations.</li></ul>
2026-04-10T00:00:00Z

Cloud Engineer

Bethesda, MD
onsite
Temporary
60 - 110 USD / Hourly
We are seeking a Cloud Engineer to support the design, deployment, and maintenance of cloud infrastructure across our environments. This role focuses on building reliable, secure, and scalable cloud solutions while assisting development and IT teams with day‑to‑day cloud operations.Responsibilities<ul><li>Deploy, configure, and manage cloud resources in AWS/Azure/GCP.</li><li>Maintain CI/CD pipelines and automate infrastructure tasks using tools such as Terraform, CloudFormation, or similar.</li><li>Monitor system performance, reliability, cost, and security posture across cloud workloads.</li><li>Support containerized applications (Docker/Kubernetes) and troubleshoot environment issues.</li><li>Implement cloud security best practices, including IAM, logging, patching, and network controls.</li><li>Assist with incident response, cloud migrations, and environment optimization.</li><li>Collaborate with engineering and IT teams to support application deployments and cloud operations.</li></ul>
2026-04-10T00:00:00Z

Cloud Engineer

Washington, DC
onsite
Temporary
60 - 110 USD / Hourly
We are seeking a Cloud Engineer to support the design, deployment, and maintenance of cloud infrastructure across our environments. This role focuses on building reliable, secure, and scalable cloud solutions while assisting development and IT teams with day‑to‑day cloud operations.Responsibilities<ul><li>Deploy, configure, and manage cloud resources in AWS/Azure/GCP.</li><li>Maintain CI/CD pipelines and automate infrastructure tasks using tools such as Terraform, CloudFormation, or similar.</li><li>Monitor system performance, reliability, cost, and security posture across cloud workloads.</li><li>Support containerized applications (Docker/Kubernetes) and troubleshoot environment issues.</li><li>Implement cloud security best practices, including IAM, logging, patching, and network controls.</li><li>Assist with incident response, cloud migrations, and environment optimization.</li><li>Collaborate with engineering and IT teams to support application deployments and cloud operations.</li></ul>
2026-04-10T00:00:00Z

Cyber Security Engineer

Washington, DC
onsite
Temporary
40.5 - 46.2 USD / Hourly
About the Opportunity:Our team is seeking a skilled Cyber Security Engineer for a contract position supporting a major client in the Washington, DC area. This is an exciting opportunity to join a team dedicated to safeguarding complex enterprise environments using industry-leading security solutions.Key Responsibilities:<ul><li>Design, implement, and manage security infrastructure utilizing popular cyber security tools such as Splunk, Palo Alto Networks, CrowdStrike, Tenable Nessus, and Cisco Firepower.</li><li>Monitor network and system security, identify vulnerabilities, and respond to threats and incidents in real-time.</li><li>Collaborate cross-functionally to establish and enforce security best practices, policies, and standards.</li><li>Conduct regular vulnerability assessments, penetration tests, and risk analyses.</li><li>Maintain and optimize security event monitoring and incident response workflows.</li></ul>
2026-04-06T00:00:00Z

Software Engineering IV

Washington, DC
onsite
Temporary
44 - 51 USD / Hourly
Role OverviewWe are seeking experienced Mail Engineers to support enterprise‑level messaging and mobile device management services within a highly regulated, government‑facing environment. This role is responsible for the design, configuration, integration, testing, release, maintenance, and operational support of Microsoft O365 and Exchange platforms. The engineer will collaborate closely with service desk, engineering, infrastructure, and customer stakeholders to ensure the reliability, security, and availability of mail and MDM services. Key Responsibilities<ul><li>Design, configure, integrate, test, release, maintain, and support Microsoft O365 Cloud services, including:</li><li>Exchange Online</li><li>Outlook</li><li>OneDrive for Business</li><li>Azure Active Directory</li><li>Microsoft Intune with Apple Business Manager</li><li>Microsoft Security & Compliance tools</li><li>Support Enterprise Messaging and MDM services in a production, regulated environment</li><li>Work collaboratively with Service Desk, Incident Management, Desktop Engineering, Executive Support, Application Hosting, and Infrastructure teams</li><li>Manage incidents and service requests according to urgency, impact, priority, and SLAs, including:</li><li>Assessment and assignment</li><li>Queue monitoring</li><li>Resolution and closure</li><li>Coordinate change and release management activities for mail and MDM services, including:</li><li>Architecture and configuration planning</li><li>Risk and impact analysis</li><li>Scheduling and staffing</li><li>Testing, implementation, and post‑release monitoring</li><li>Troubleshoot outages, performance issues, and defects through root‑cause analysis, applying workarounds and permanent fixes</li><li>Partner with infrastructure teams and third‑party vendors to resolve complex technical issues</li><li>Assess and respond to security incidents and vulnerabilities; implement patches, upgrades, and email‑blocking remediation</li><li>Monitor and report on system performance, access, licensing, and capacity, providing recommendations for improvement</li><li>Maintain technical documentation including:</li><li>System designs and architectures</li><li>Standard operating procedures (SOPs)</li><li>Work instructions and knowledge articles</li><li>Licensing and support agreements</li><li>Deliver daily operational reporting and communicate status, risks, and expectations to stakeholders</li></ul>
2026-04-11T00:00:00Z

Software Developer

Washington, DC
onsite
Permanent
125000 - 150000 USD / Yearly
We are looking for a skilled Software Developer to join our team in Washington, District of Columbia. In this role, you will focus on creating and optimizing solutions using the Microsoft Power Platform while collaborating with stakeholders to address business needs. This position offers an exciting opportunity to leverage your expertise in software development to drive innovative and efficient solutions. Responsibilities: • Collaborate with stakeholders, project managers, and technical teams to identify requirements and translate them into Power Platform solutions. • Design and develop custom applications using Power Apps, ensuring smooth integration with existing systems. • Create automated workflows using Power Automate to enhance business processes and minimize manual efforts. • Develop and deploy conversational AI experiences with Copilot Studio to address organizational needs. • Utilize programming languages such as JavaScript, Power Fx, and C# to build efficient and scalable solutions. • Ensure that all solutions align with organizational goals and meet performance standards. • Provide technical support and troubleshooting for Power Platform applications to maintain operational efficiency. • Stay updated on emerging technologies and tools within the Microsoft ecosystem to continuously improve solutions. • Collaborate with cross-functional teams to ensure successful implementation and delivery of projects.
2026-04-07T00:00:00Z

Cyber Secruity Engineer

McLean, VA
onsite
Temporary
45.05 - 50.01 USD / Hourly
About the Opportunity:Our team is seeking a skilled Cyber Security Engineer for a contract position supporting a major client in the Washington, DC area. This is an exciting opportunity to join a team dedicated to safeguarding complex enterprise environments using industry-leading security solutions.Key Responsibilities:<ul><li>Design, implement, and manage security infrastructure utilizing popular cyber security tools such as Splunk, Palo Alto Networks, CrowdStrike, Tenable Nessus, and Cisco Firepower.</li><li>Monitor network and system security, identify vulnerabilities, and respond to threats and incidents in real-time.</li><li>Collaborate cross-functionally to establish and enforce security best practices, policies, and standards.</li><li>Conduct regular vulnerability assessments, penetration tests, and risk analyses.</li><li>Maintain and optimize security event monitoring and incident response workflows.</li></ul>
2026-04-06T00:00:00Z