Senior ISSE – On-Site DoD Cyber Security Engineer

Cyber Defense Technologies; Cedar Rapids (IA); On-site; USD 105,000 - 140,000; Full time

Job summary

Cyber Defense Technologies in Cedar Rapids, IA is seeking an experienced ISSE for a DoD program. This on-site role provides security engineering, systems administration, and information assurance support to the program.

You will lead a small team, conduct security testing with Nessus/ACAS, Trellix, and Splunk, and ensure patching and change management processes meet DoD standards. Strong certifications preferred.

Qualifications

• 8+ years deploying, configuring, maintaining, and monitoring computer systems and networks.
• Previous team leadership experience.
• Experience with implementing highly technical solutions and reporting their importance to stakeholders.
• Technical certifications such as a CISSP, CCNA, Security +, RHCSA, or similar.
• DISA ACAS and Trellix certifications preferred.

Responsibilities

• Perform Site-Lead/Management duties for a small team of System Administrators and ISSEs.
• Provide senior-level security engineering and development support through the system life cycle.
• Conduct continuous monitoring and security testing using Nessus ACAS, Trellix, and Splunk.
• Develop mitigation solutions and patching requirements.
• Ensure changes are reviewed and do not impact security (Change Management).
• Maintain Trellix/ENS installations and upstream connections.
• Collaborate with upstream providers such as DISA and C5ISR.
• Support authorization/reauthorization documentation and POA&Ms.

Skills

VMware vSphere

Enterprise Linux

Nessus ACAS

Trellix

Splunk

CISSP

CCNA Security

RHCSA

Ansible

PowerShell

Leadership

Cisco ISE

Forescout CounterACT

Windows Server

Windows Workstation

Palo Alto

Tools

Cisco ISE

Forescout CounterACT

Nessus ACAS

VMware vSphere

Palo Alto

Windows Server

Windows Workstation

Ansible

PowerShell

Job description

Cyber Defense Technologies in Cedar Rapids, IA is seeking an experienced ISSE for a DoD program. This on-site role provides security engineering, systems administration, and information assurance support to the program.

You will lead a small team, conduct security testing with Nessus/ACAS, Trellix, and Splunk, and ensure patching and change management processes meet DoD standards. Strong certifications preferred.