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6 results for It Security Engineer in Washington, DC

Systems Engineer

Herndon, VA
onsite
Temporary / Contract
55 - 65 USD / Hourly
Robert Half Technology is seeking a Senior IT Systems Engineer to support a client in the aerospace and technology industry. This role will serve as a senior technical resource responsible for supporting and modernizing enterprise infrastructure across hybrid cloud and on-premises environments.The ideal candidate will have strong experience supporting Microsoft and cloud infrastructure environments, identity and access management, systems automation, security hardening, and enterprise operations across Windows, Linux, Azure, and AWS platforms. Duration: Contract-to-hireLocation: Hybrid in Greater Seattle AreaPay Rate: $55-$65/hourly Key Responsibilities<ul><li>Design, implement, and support hybrid cloud infrastructure across Microsoft Azure and AWS environments </li><li>Administer and support enterprise identity services including Active Directory, Entra ID (Azure AD), SSO, Conditional Access, MFA, and hybrid identity integrations </li><li>Support Windows Server and Linux environments across both on-premises and cloud infrastructure </li><li>Manage virtualization environments including Hyper-V and related infrastructure technologies </li><li>Develop and maintain automation and Infrastructure-as-Code (IaC) solutions using Terraform, PowerShell, Bash, and related tools </li><li>Implement security hardening, vulnerability remediation, patching, and secure configuration baselines across enterprise systems </li><li>Support enterprise networking and authentication infrastructure including DNS, DHCP, VPNs, firewalls, load balancing, and cloud networking </li><li>Partner closely with Information Security teams to support compliance initiatives, infrastructure resiliency, and operational security standards </li><li>Support Microsoft 365 technologies and endpoint management solutions including Intune and Autopilot </li><li>Build and maintain monitoring, alerting, logging, and operational documentation for enterprise systems </li><li>Troubleshoot complex infrastructure, authentication, and cloud-related issues across hybrid environments </li><li>Support disaster recovery, backup, and business continuity planning initiatives </li><li>Serve as a senior escalation point for infrastructure and systems-related incidents and operational support </li></ul>
2026-06-23T00:00:00Z

INFO SECURITY ANALYST IV

Columbia, MD
onsite
Temporary / Contract
52 - 57 USD / Hourly
Cybersecurity Test & Evaluation Engineer (FIPS / Cryptography)Employment Type: 6 month contract, Potential for Extension or Conversion Location: Columbia, MD (preferred) | Onsite/Hybrid as applicablePosition OverviewWe are seeking a Cybersecurity Test & Evaluation Engineer to support accredited testing and evaluation efforts aligned with FIPS 140 and Common Criteria standards. This role provides the opportunity to work in a hands-on lab environment, performing security testing and validation on products designed to support secure communications in highly regulated and mission-critical environments.This position is ideal for individuals with a strong foundation in cryptography, security testing, and software development, who are interested in working across a variety of technologies and contributing to high-impact security initiatives.Key Responsibilities<ul><li>Support FIPS 140 validation projects and related evaluation efforts</li><li>Perform security analysis, vulnerability testing, and system-level assessments</li><li>Conduct cryptographic and PKI testing, including algorithm validation</li><li>Evaluate products against established security standards and technology requirements</li><li>Execute physical security testing and architecture-level design analysis</li><li>Perform source code reviews to identify vulnerabilities and compliance gaps</li><li>Develop and execute test cases and automation scripts</li><li>Build and maintain test environments and supporting tools</li><li>Document and deliver technical reports and findings</li><li>Collaborate with cross-functional teams to support testing, validation, and documentation processes</li></ul>
2026-06-11T00:00:00Z

Anti-Virus Engineer

Washington, DC
onsite
Temporary / Contract
49.6 - 49.6 USD / Hourly
We are looking for an Anti-Virus Engineer to support enterprise endpoint protection operations within a federal environment. This role is responsible for designing, implementing, and maintaining integrated security controls to protect systems, data, and infrastructure across a large-scale agency environment.The role will lead enterprise anti-virus operations, including centralized policy management, secure configuration, signature and engine updates, and scheduled scanning activities to ensure consistent endpoint security coverage.This position will act as an escalation point for complex malware and security incidents, performing root cause analysis and driving resolution while supporting compliance with FISMA, zero-trust initiatives, and SLA-driven service delivery. Key Responsibilities:· Lead enterprise anti-virus deployment, configuration, and operations across workstations and servers.· Administer centralized anti-virus policies, exceptions, and protection settings via management consoles.· Manage signature/DAT and engine updates to maintain current threat protection.· Execute and validate scheduled scans, updates, and endpoint protection health checks.· Troubleshoot complex endpoint security and malware-related incidents and perform root cause analysis.· Serve as escalation support for high-priority security incidents and restoration efforts.· Coordinate with cross-functional teams to ensure rapid remediation and prevention of recurring issues.· Maintain SOPs, runbooks, and operational documentation aligned to compliance standards.· Monitor and report on endpoint security metrics including coverage, compliance, and incident trends.· Support vulnerability remediation, POA&M tracking, and audit readiness efforts.
2026-06-08T00:00:00Z

SAN Engineer

Washington, DC
onsite
Temporary / Contract
47 - 52 USD / Hourly
Network Storage Engineer – SAN / Cisco MDS / NexusLocation: Washington, DC 20549Work Arrangement: Full OnsiteClearance Requirement: Ability to obtain and maintain Public Trust Position OverviewWe are seeking a highly experienced Network Storage Engineer to support enterprise SAN infrastructure and mission-critical storage network operations within a complex federal environment in Washington, DC. This role is responsible for maintaining secure, reliable, and high-performing SAN connectivity across enterprise storage, virtualization, replication, and backup environments. The ideal candidate brings deep expertise in Cisco MDS, Cisco Nexus, SAN administration, and data center operations, along with strong troubleshooting and operational support experience in highly available enterprise environments.eKey ResponsibilitiesSAN Fabric Administration & Engineering<ul><li>Administer and maintain enterprise SAN fabric infrastructure using Cisco MDS and Cisco Nexus platforms</li><li>Configure, deploy, and support SAN connectivity across enterprise storage systems</li><li>Execute SAN-related moves, adds, and changes in accordance with approved change control processes</li><li>Maintain SAN standards, configurations, topology diagrams, and operational documentation</li></ul>Connectivity & Performance Operations<ul><li>Manage SAN connectivity supporting:</li><li>Enterprise storage</li><li>Virtualization platforms</li><li>Replication services</li><li>Backup and recovery operations</li><li>Monitor SAN network health, availability, and performance</li><li>Perform capacity planning and performance tuning activities</li><li>Produce operational and performance reporting as required</li></ul>Incident Management & Troubleshooting<ul><li>Troubleshoot SAN connectivity and performance issues across enterprise environments</li><li>Coordinate incident response and escalations with storage, server, and vendor teams</li><li>Conduct root cause analysis and implement corrective actions</li><li>Participate in operational surge support and on-call response activities</li></ul>Compliance & Operational Readiness<ul><li>Ensure SAN operations align with enterprise security and compliance standards</li><li>Support disaster recovery and continuity objectives</li><li>Maintain audit-ready SOPs, implementation records, and infrastructure documentation</li><li>Collaborate with enterprise infrastructure and operations teams for integrated support</li></ul>
2026-06-17T00:00:00Z

Endpoint Engineer

Washington, DC
onsite
Temporary / Contract
48 - 53 USD / Hourly
Endpoint Engineer – Intune / Security / Enterprise PlatformsLocation: Washington, DCClearance Requirement: Ability to obtain and maintain Public Trust Position OverviewWe are seeking a highly experienced Endpoint Engineer to lead enterprise endpoint operations, security, and modernization initiatives within a regulated environment. This role provides technical leadership across endpoint lifecycle management, policy governance, and cloud-based endpoint solutions. The ideal candidate brings deep expertise in Microsoft Intune, Windows endpoint management, security compliance, and automation, along with experience supporting large-scale, mission-critical environments. This individual will also mentor technical teams, drive modernization efforts, and ensure audit-ready operations aligned with federal compliance standards. Key ResponsibilitiesEndpoint Lifecycle & Platform Operations<ul><li>Lead full lifecycle management of enterprise endpoints (Windows, virtual, and mobile devices)</li><li>Oversee provisioning, configuration, deployment, and decommissioning activities</li><li>Manage enterprise application packaging, deployment, and maintenance</li><li>Validate endpoint configurations in pre-production environments</li></ul>Security, Compliance & Governance<ul><li>Define and enforce endpoint baselines, compliance policies, and security controls</li><li>Lead patching and vulnerability remediation efforts</li><li>Maintain documentation, SOPs, and architecture artifacts for audit readiness</li><li>Ensure adherence to zero-trust and regulatory compliance standards</li></ul>Intune Engineering & Automation<ul><li>Serve as SME for Microsoft Intune (policies, compliance, and application delivery)</li><li>Lead Autopilot onboarding workflows and endpoint provisioning strategies</li><li>Develop PowerShell automation solutions to improve efficiency and scalability</li><li>Integrate endpoint processes with enterprise tools and reporting systems</li></ul>Incident Resolution & Service Improvement<ul><li>Lead troubleshooting of complex issues such as Autopilot failures, compliance anomalies, and policy conflicts</li><li>Collaborate with infrastructure, security, and service desk teams</li><li>Mentor engineers and provide technical oversight to improve service delivery</li><li>Drive continuous improvement through metrics, reporting, and SLA tracking</li></ul>
2026-06-15T00:00:00Z

Principal Software Engineer

Bowie, MD
remote
Permanent / Full Time
170000 - 180000 USD / Yearly
We are looking for an experienced Principal Software Engineer to design, develop, and optimize large-scale systems while ensuring high availability and performance. This role requires expertise in cloud-based platforms and distributed architectures, along with a commitment to secure coding practices and innovative problem-solving. Based in Bowie, Maryland, this position offers an exciting opportunity to contribute to cutting-edge software solutions. Responsibilities: • Develop and maintain large-scale, always-on data systems using Kotlin/Java, C#, and JavaScript. • Design and implement distributed systems and high-availability architectures on cloud-based platforms. • Utilize Infrastructure as Code to manage both managed and unmanaged services effectively. • Optimize performance, conduct profiling, and execute tuning for complex systems to ensure efficiency. • Build and maintain large data warehouse systems such as Snowflake or BigQuery. • Implement DevOps practices, including the development and management of CI/CD pipelines. • Ensure adherence to security best practices and secure coding standards across projects. • Engineer software solutions capable of processing and managing extensive volumes of data. • Collaborate with cross-functional teams to understand and adapt to new problem spaces. • Communicate technical concepts effectively to diverse audiences, both in writing and verbally.
2026-06-24T00:00:00Z