Booker DiMaio, LLC
Senior IT Systems Engineer - Onsite in Washington, DC (20024)
ITSystemEng-WashingtonDC - Washington, DC, DC - Full Time
This job is onsite in Washington, DC (20024)
Selected candidate must be able to get a Public Trust clearance.
We are seeking a Senior IT Systems Engineer to support a federal client in Washington, DC. This role is responsible for designing, implementing, and maintaining secure hybrid infrastructure environments across on-premises and cloud platforms. The position focuses on systems engineering, identity and access management, infrastructure operations, and compliance with federal cybersecurity requirements.
Selected candidate must be able to get a Public Trust clearance.
We are seeking a Senior IT Systems Engineer to support a federal client in Washington, DC. This role is responsible for designing, implementing, and maintaining secure hybrid infrastructure environments across on-premises and cloud platforms. The position focuses on systems engineering, identity and access management, infrastructure operations, and compliance with federal cybersecurity requirements.
The ideal candidate is a hands-on infrastructure engineer with strong experience managing enterprise systems in hybrid environments, with a focus on stability, security configuration, and operational continuity.
Key Responsibilities
- Design, implement, and manage hybrid IT infrastructure spanning on-premises and cloud environments
- Administer and support Microsoft Azure, Microsoft 365, Active Directory, and Entra ID environments
- Manage identity and access services including conditional access policies, MFA configuration, and identity governance
- Engineer, maintain, and support virtualized infrastructure using VMware or equivalent platforms
- Integrate and support network and security infrastructure leveraging Cisco technologies
- Implement system hardening controls and STIG-based configurations across enterprise systems
- Perform patch management, vulnerability remediation, system updates, and configuration management
- Ensure systems comply with FISMA requirements and other federal cybersecurity standards and directives
- Collaborate with cybersecurity teams to integrate security controls into system architecture and operations
- Install, configure, and maintain servers, storage systems, and related infrastructure components
- Troubleshoot complex infrastructure, performance, and integration issues across hybrid environments
- Develop and maintain system documentation including SOPs, configuration records, and architecture diagrams
- Support disaster recovery planning, backup strategies, and continuity of operations for critical systems
- Participate in project planning and system integration activities to support infrastructure modernization efforts
Required Qualifications
- Bachelor’s degree in Information Technology, Computer Science, Systems Engineering, or related field preferred; equivalent experience accepted
- 6+ years of experience in IT systems engineering, infrastructure administration, or enterprise systems support
- Government experience required
- Strong hands-on experience with:
- Microsoft Azure environments (IaaS, PaaS, SaaS)
- Microsoft 365 administration
- Active Directory and Microsoft Entra ID
- Identity management including MFA and conditional access configuration
- VMware virtualization platforms or equivalent technologies
- Cisco networking and infrastructure technologies
- Experience implementing STIGs, system hardening, and federal configuration standards
- Experience performing patch management, vulnerability remediation, and system lifecycle support
- Strong understanding of FISMA, NIST guidelines, and federal IT security requirements
- Experience supporting hybrid infrastructure environments (on-premises and cloud integration)
- Strong troubleshooting, analytical, and infrastructure problem-solving skills
- Experience developing technical documentation including SOPs and system architecture documentation
Desired Qualifications
- Microsoft Azure certifications (AZ-104, AZ-305, or equivalent)
- VMware certifications (e.g., VCP or equivalent)
- Experience with PowerShell or other automation/scripting tools
- Experience supporting disaster recovery and business continuity planning
- Exposure to cloud security and zero trust architecture concepts
- Experience supporting federal IT modernization or cloud migration initiatives
- Experience collaborating with cybersecurity operations teams or SOC environments
