Senior ISSE: DoD RMF Security Engineer (Onsite MD)

Space Ground System Solutions, Inc.; Welcome (MN); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

All benefits funded

HSA funded

401k contribution

Job summary

Space Ground System Solutions (SGSS) in Welcome, MD, invites an experienced Information Systems Security Engineer (ISSE) to join the Blossom Point Information Assurance team onsite. You will upgrade and maintain security posture across stand-alone and networked environments, applying RMF, NIST SP 800-53, and CNSSI guidance.

The role requires DoD Secret clearance with ability to obtain TS/SCI, US citizenship, a 8+ year ISSE track record, and collaboration with government customers to implement

Qualifications

• Active DoD Secret clearance; ability to obtain TS/SCI after hire.
• US citizen required.
• Bachelor's degree in Computer Science, Information Assurance, or related field; 4 years ISSE substitute allowed.
• Minimum of 8 years ISSE experience.
• Knowledge of IA policies, procedures, and secure networking, computing, and enclave environments.
• On-call 24/7 availability for one week every 8–10 weeks; within 1 hour of site during on-call rotations.

Responsibilities

• Engineer, implement, and maintain secure system architectures per RMF (SP 800-37), NIST SP 800-53, CNSSI 1253, and DoDI 8510.01.
• Perform security planning, architecture reviews, risk assessments, vulnerability analysis, and lifecycle risk management.
• Assist with integrating cybersecurity controls using security-by-design principles and enterprise architectures.
• Support RMF artifacts: SSP, SAP, SAR, POA&M and related authorization packages.
• Review vulnerability scans, evaluate findings, and recommend remediation per STIGs and SRGs.
• Interface with Government customers, PMs, engineers, and partners to communicate risks and mitigations.

Skills

Active DoD clearance

US Citizenship

ISSE experience

Security posture

Security architecture

Education

Bachelor's degree in CS/InfoSec

Tools

ACAS

Tenable

Splunk

Iron Bank

Job description

Space Ground System Solutions (SGSS) in Welcome, MD, invites an experienced Information Systems Security Engineer (ISSE) to join the Blossom Point Information Assurance team onsite. You will upgrade and maintain security posture across stand-alone and networked environments, applying RMF, NIST SP 800-53, and CNSSI guidance.

The role requires DoD Secret clearance with ability to obtain TS/SCI, US citizenship, a 8+ year ISSE track record, and collaboration with government customers to implement