On-Site ISSE: RMF/ATO Cyber Engineer – San Diego

Piper Companies; San Diego (CA); On-site; USD 125,000 - 135,000; Full time

Benefits offered by this job

PTO

Paid Holidays

Medical Insurance

Dental & Vision

401K

Sick Leave

Job summary

Zachary Piper Solutions is seeking an Information Systems Security Engineer (ISSE) to support a DoD RDT&E environment in San Diego. The role focuses on hands-on Windows system administration, cybersecurity compliance, and RMF/ATO activities within a classified testing facility.

You will join a mission-critical team enhancing cybersecurity engineering, with opportunities to advance in RMF, eMASS, and vulnerability management in a highly secure setting.

Qualifications

• 3+ years RMF and ATO/ATC experience.
• 3+ years Windows admin in DoD environments.
• 2+ years networking and routing analysis experience.
• Experience with eMASS, ACAS, STIGs, and system hardening.
• IAT Level II Certification: Security+ CE, GSEC, SCNP, or SSCP.
• Active Secret Security Clearance.

Responsibilities

• Administer Windows desktop and server environments for classified test operations.
• Support RMF activities, develop cybersecurity artifacts, and assist with ATO/ATC submissions in eMASS.
• Perform real-time network troubleshooting during test events across environments.
• Conduct ACAS scans, remediate vulnerabilities, implement DISA STIGs, harden systems.
• Develop and maintain technical docs, configurations, backups, and troubleshooting guides.

Skills

RMF & ATO processes

Windows system administration

Networking & routing analysis

Education

Bachelor's degree in CS/Physics/Math/EE or related

Tools

eMASS

ACAS

STIG implementation

Scripting/Automation

Job description

Zachary Piper Solutions is seeking an Information Systems Security Engineer (ISSE) to support a DoD RDT&E environment in San Diego. The role focuses on hands-on Windows system administration, cybersecurity compliance, and RMF/ATO activities within a classified testing facility.

You will join a mission-critical team enhancing cybersecurity engineering, with opportunities to advance in RMF, eMASS, and vulnerability management in a highly secure setting.