Information Systems Security Officer

RPMGlobal; Annapolis, Northern (MD, KY); Hybrid; USD 130,000 - 170,000; Full time

Job summary

Base-2 Solutions is seeking an Information Systems Security Officer (ISSO) to secure mission-critical systems, support compliance efforts, and enforce security policies across programs. The ISSO will maintain documentation (SSPs, SARs, POA&Ms), coordinate RMF activities, perform risk analyses, and collaborate with ISSEs, system admins, and government stakeholders.

Strong knowledge of NIST SP 800-53, DoD standards, and cloud security controls is required, with active Top Secret/SCI clearance

Qualifications

• Experience with federal, DoD, and IC cybersecurity regulations and RMF.
• Ability to maintain and update system security documentation.
• Experience coordinating security assessments and audits.
• Risk assessments and vulnerability analysis experience.
• Familiarity with government stakeholders and cross-team collaboration.
• Strong communication and training capabilities.

Responsibilities

• Ensure compliance with NIST, RMF, ICD 503, CNSS, and RMF.
• Maintain SSPs, SARs, POA&Ms, and Continuous Monitoring Plans.
• Coordinate security assessments and audits with stakeholders.
• Conduct risk assessments and recommend mitigations.
• Oversee RMF authorization activities and monitor security posture.
• Provide security awareness training and liaise with government customers.
• Collaborate with ISSEs, admins, and PMs to embed security requirements.

Skills

NIST SP 800-53

RMF

ICD 503

CNSS

DoD STIGs

FISMA

FedRAMP

Security documentation

ACAS

Nessus

Splunk

HBSS

eMASS

XACTA

JIRA

Confluence

ServiceNow

Education

CISSP

CAP

Security+

CISM

CEH

AWS Security Specialty

Tools

SSP tooling

SAR artifacts

POA&M management

Job description

Position Summary

Base-2 Solutions is seeking a dedicated and detail-oriented Information Systems Security Officer (ISSO) to join our team. Our ISSOs are responsible for ensuring the security posture of mission-critical systems by supporting compliance efforts, managing risk, and enforcing security policies. We're looking for individuals who excel at navigating complex cybersecurity environments, maintaining meticulous documentation, and fostering collaboration between technical teams and government stakeholders. The ideal candidate will have strong knowledge of security regulations, be adaptable, and possess excellent communication skills to drive information security initiatives forward.

Essential Duties and Responsibilities

• Ensure system compliance with federal, DoD, and IC cybersecurity regulations and standards, including NIST, ICD 503, CNSS, and RMF.
• Maintain and update security documentation, including System Security Plans (SSPs), Security Assessment Reports (SARs), Plan of Action and Milestones (POA&Ms), and Continuous Monitoring Plans.
• Coordinate and support security assessments, audits, and inspections by internal and external stakeholders.
• Conduct risk assessments and vulnerability analysis, providing recommendations for mitigating identified risks.
• Facilitate and oversee system authorization activities in accordance with the Risk Management Framework (RMF) process.
• Monitor and report on system security posture, incident response, and remediation efforts.
• Collaborate with Information Systems Security Engineers (ISSEs), system administrators, and program managers to integrate security requirements into system lifecycle.
• Provide security awareness training to system users and enforce proper security practices.
• Act as a liaison between the organization and government customers, ensuring timely communication of security updates and issues.

Required Qualifications

• Experience with security frameworks and policies: NIST SP 800-53, RMF, ICD 503, CNSS, DoD STIGs, FISMA, FedRAMP.
• Experience managing security documentation: SSPs, POA&Ms, Security Controls Assessment (SCA) artifacts, SARs, SCTM.
• Experience with security tools such as ACAS, Nessus, Splunk, HBSS, eMASS, Xacta.
• Knowledge of security technologies: Firewalls, SIEMs, VPNs, IDS/IPS, DLP, PKI, Multi-Factor Authentication.
• Experience with operating systems: Windows, Linux, Unix, macOS.
• Experience with Cloud environments (AWS, Azure, Google Cloud) and cloud security controls.
• Familiarity with vulnerability scanning, security testing, and incident response processes.
• Experience with collaboration tools like JIRA, Confluence, ServiceNow.
• Strong knowledge of system authorization process, audit support, and compliance reporting.
• Security certifications such as CISSP, CAP, Security+, CISM, CEH, AWS Security Specialty.

Preferred Qualifications

• Not specified.

Required Education and Experience Equivalency

• None specified.

Required Certifications

• CISSP
• CAP
• Security+
• CISM
• CEH
• AWS Security Specialty

Required Security Clearance

• Active Top Secret/SCI with Full Scope Polygraph