DoD Cybersecurity Engineer - Onsite & Risk Mitigation Expert

Castalia Systems; Largo (FL); On-site; USD 110,000 - 140,000; Full time

Job summary

Castalia Systems is seeking a Cybersecurity Engineer to support the Security Engineering domain on a DoD air-gapped network. The role focuses on deploying new capabilities and maintaining secure enterprise IT services.

The candidate should have a STEM degree with extensive experience, DoD 8570 IAT Level II certification, and strong expertise in system administration, identity management, and VMware virtualization.

Qualifications

• Requires STEM degree and 5–12 years of relevant experience, or advanced degree with 5+ years.
• Solid background in Linux/Windows server and desktop administration.
• DoD 8570 IAT Level II certification (e.g. CISSP, Security+) and ability to maintain.
• Proficient in Identity Management (LDAP/AD) and PKI concepts.
• Experience with VMware virtualization environments and related tools.

Responsibilities

• Operate within a DoD air-gapped IT network to deploy capabilities.
• Work primarily onsite in a closed environment with occasional offsite opportunities.
• Create and maintain system documentation, schematics, and procedures.
• Collaborate with teams to define cyber risk posture and information assurance across enterprise IT services.

Skills

Systems administration

Windows & Linux

Identity management

VMware

Scripting

Education

STEM degree

Advanced degree

Tools

VMware vSphere

Active Directory/LDAP

PKI

ACAS

Splunk

Job description

Castalia Systems is seeking a Cybersecurity Engineer to support the Security Engineering domain on a DoD air-gapped network. The role focuses on deploying new capabilities and maintaining secure enterprise IT services.

The candidate should have a STEM degree with extensive experience, DoD 8570 IAT Level II certification, and strong expertise in system administration, identity management, and VMware virtualization.