Systems Engineering - Defense

Systems Engineer - Top Secret/SCI | Quantico, VA
Cambridge International Systems, Inc.
Join a dynamic global team united by shared values: commitment, integrity, and perseverance . At Cambridge, you'll work alongside top talent worldwide, tackling some of today's most complex and critical challenges in defense and security.

We are currently seeking a Systems Engineer to support operations in Quantico, VA . This is a full-time, CONUS position requiring an active DoD Top Secret/SCI .

The base salary range for this role is $77,000 to $143,000 annually , depending on geographic location and experience. The final offer will be based on relevant experience, skills, internal equity, and market data.

What You’ll Do
Virtualization & Infrastructure Management

Manage, optimize, and maintain VMware vSphere environments, including ESXi hosts, vCenter Server, resource management, and distributed switching.

Administer and troubleshoot clustered architectures leveraging vSAN, vMotion, Storage vMotion, DRS, and HA to ensure uninterrupted service availability.

Monitor and support shared storage platforms (vSAN, iSCSI, NFS, FC) and understand their role in VM mobility and host clustering.

Windows Enterprise Services Administration

Support virtualized Windows Server workloads, including Active Directory, DNS, DHCP, Group Policy, LDAP, and PKI/Certificate Services.

Ensure seamless integration between VMware infrastructure and Windows-based identity, authentication, and certificate components.

System Hardening & Security Compliance

Implement, maintain, and validate STIG-compliant baselines for ESXi hosts, vCenter, and Windows Server systems.

Utilize VMware Security Configuration Guides, DoD STIGs, CIS Benchmarks, STIG Viewer, and PowerCLI to maintain hardened configurations.

Perform routine audits and remediation to ensure compliance with organizational and federal security requirements.

Design & Implementation

Design and deploy virtual infrastructure solutions - including clusters, shared storage, networking, and lifecycle management - following best practices for performance and security.

Develop templates, golden images, and standard operating procedures to support consistent VM deployments and secure configurations.

Collaboration & Support

Collaborate with systems, network, and cyber engineers to deliver and maintain reliable, secure enterprise environments.

Troubleshoot complex virtualization and Windows-based issues.

Administers, designs, implements, supports, and maintains operations for an organization's VMware environment infrastructure.

Oversees performance tuning and monitors performance of server systems, including uptime, failover, anti-viral, and anti-spamming.

Sets up and maintains fault tolerances, and monitors and manages accounts.

What You’ll Bring
Required Qualifications
Education & Experience

Bachelors' degree in Information Technology, Computer Science, Systems Engineering, or related field with 5+ years of relevant experience required; 7 + years may be substituted in lieu of a degree.

Technical Expertise

Strong proficiency with VMWare vSphere, vSAN, vMotion, HA/DRS, and enterprise virtualization management.

Hands-on experience managing Windows Server enterprise environments, including AD, DNS, PKI, Group Policy, and LDAP-backed authentication.

Familiarity with

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