Senior IT Systems Engineer III - Security & Virtualization

M.c.-Dean,-Inc.; Falls Church (VA); On-site; USD 104,000 - 143,000; Full time

Job summary

M.C. Dean is seeking a System Engineer 3 in the Security and Electronic Systems (SES) business unit to design, implement, operate, and maintain cyber-physical infrastructure with DoD-level security requirements.

A Secret clearance is required and the role focuses on secure, resilient hardware and virtualized environments. Responsibilities include gathering requirements, deploying secure systems, and implementing updates and configurations across Windows servers, AD, MECM, and related services,

Qualifications

• U.S. Citizen with adjudicated U.S. Secret Clearance.
• Bachelor’s Degree in CS/EE/IT or related field with 5+ years of progressive experience.
• Experience designing, deploying, and securing virtual infrastructure and enterprise applications.

Responsibilities

• Gather requirements from stakeholders and architect solutions for large, secure infrastructures.
• Perform security updates and hardening per DISA STIG/SRG guidance.
• Develop and document designs, plans, and failover strategies for physical and virtual environments.
• Collaborate with multidisciplinary teams to ensure stakeholder needs and standards are met.

Skills

Security mindset

Stakeholder communication

Time management

Team collaboration

Education

Bachelor's Degree in Computer Science / Electrical Engineering / related IT discipline

Tools

VMware ESXi

vSphere

Windows Server

DNS

DHCP

WSUS

KMS

Active Directory

MECM

PowerShell

Python

Job description

M.C. Dean is seeking a System Engineer 3 in the Security and Electronic Systems (SES) business unit to design, implement, operate, and maintain cyber-physical infrastructure with DoD-level security requirements.

A Secret clearance is required and the role focuses on secure, resilient hardware and virtualized environments. Responsibilities include gathering requirements, deploying secure systems, and implementing updates and configurations across Windows servers, AD, MECM, and related services,