Network Security Engineer – RMF, Cloud & Multi‑Domain Defense

Penn State University; San Diego (CA); On-site; USD 100,000 - 198,000; Full time

Benefits offered by this job

75% tuition discount

Competitive benefits

Job summary

Penn State University’s Applied Research Laboratory in San Diego seeks a Network Security Engineer to join the JMIE Division. You will design, implement, and secure multi-domain and cloud networks, and develop RMF documentation.

This on-site role requires TS/SCI eligibility, DoD policy familiarity, and mentoring of teammates; periodic local test-site travel is expected. ARL offers tuition benefits and robust security programs.

Qualifications

• Experience producing RMF documentation and guiding systems through accreditation.
• Ability to design and scale secure network architectures across multi‑domain systems.
• Strong cybersecurity background: vulnerability management, scanning, compliance, controls.

Responsibilities

• Design, implement, and maintain network security architectures across multi‑domain and cloud‑connected environments
• Define and enforce cybersecurity and network administration processes for secure data flows
• Collaborate with infrastructure, systems, and cloud teams using Agile methods for secure design and monitoring
• Develop RMF documentation and Body of Evidence artifacts (SSPs, CONOPS) for networked and cloud systems
• Apply security engineering principles to validate system security requirements across network infrastructure
• Conduct network security assessments, threat modeling, and security control validation
• Plan, execute, and report on security assessments across multiple classification domains
• Implement and validate security controls across network architectures and boundary protections
• Coordinate RMF documentation for accreditation of cloud environments and Continuous Monitoring
• Support lifecycle security requirements (patches, supply chain, change control) and mentor teammates
• Higher-level: collaborate with ISSOs/ISSMs to refine RMF documents and A&A packages

Skills

RMF documentation

Secure network design

Vulnerability management

Policy interpretation

Agile collaboration

Education

Bachelor's Degree

Tools

eMASS

ACAS/Nessus

STIG

Job description

Penn State University’s Applied Research Laboratory in San Diego seeks a Network Security Engineer to join the JMIE Division. You will design, implement, and secure multi-domain and cloud networks, and develop RMF documentation.

This on-site role requires TS/SCI eligibility, DoD policy familiarity, and mentoring of teammates; periodic local test-site travel is expected. ARL offers tuition benefits and robust security programs.