Information Systems Security Officer

United States

Suitability/Public Trust

Fully remote

Information Technology

Overview

GovCIO is currently hiring for a Senior Information Systems Security Officer (ISSO) to support our client's contract needs. The Senior ISSO conducts Assessment and Authorization (A&A) activities with responsibility for the full RMF lifecycle from initial categorization through continuous monitoring. This role requires demonstrated expertise managing complex, concurrent assessments — including emerging technology systems such as AI/ML platforms — operating under NIST SP 800-53 Rev 5, CNSSI 1253, and applicable policies. The Senior ISSO provides mentorship to junior ISSO staff.

This position is based in Washington, DC and is eligible for 100% remote work.

Responsibilities

• Support and execute all phases of the NIST SP 800-37 RMF lifecycle including categorization, control selection, implementation, assessment, authorization, and continuous monitoring across multiple concurrent systems and network environments

• Develop, maintain, and update RMF documentation including System Security Plans (SSPs), Security Assessment Reports (SARs), Security Assessment Plans (SAPs), POA&Ms, Contingency Plans, Incident Response Plans, Risk Assessment documentation, and interconnection agreements

• Conduct multiple concurrent RMF assessments simultaneously, maintaining compliance documentation in JCAM

• Assess and authorize emerging technology systems — including AI/ML platforms and microservices-based architectures — adapting NIST SP 800-53 Rev 5 control baselines to novel system types where standard guidance requires augmentation

• Manage evidence collection, control traceability documentation, and Body of Evidence (BOE) packages for assessments, audits, and compliance reviews

• Establish system impact levels following FIPS 199 for confidentiality, integrity, and availability; conduct and document Privacy Impact Assessments (PIAs) and Privacy Threshold Analyses (PTAs)

• Review and analyze vulnerability results using Tenable Security Center; create, track, and manage POA&M remediation activities through closure; validate scan completeness before Security Control Assessor review

• Provide security reporting, dashboards, and status updates to system owners and stakeholders; support development and maintenance of security metrics and scorecard reporting

• Ensure systems comply with FISMA, NIST SP 800-53 Rev 5, CNSSI 1253, OMB A-130, and applicable client cybersecurity policies

• Manage assessment workflow and task tracking using JIRA; maintain accurate status visibility across multiple concurrent assessment pipelines

• Mentor junior ISSO staff; develop SOPs, work instructions, and process documentation to improve team efficiency and assessment quality

• Collaborate with technical and non-technical personnel to review systems, gather evidence, and communicate security requirements to system owners and program leadership

Qualifications

• Bachelor's with 12+ years of information system security experience (or commensurate experience)

• 8–10+ years in an ISSO or cybersecurity compliance role, with direct responsibility as ISSO of record on assigned systems

• Demonstrated experience conducting RMF assessments across multiple network environments

• Experience managing multiple concurrent A&A assessments simultaneously

• Experience developing and maintaining complete RMF artifact packages: SSPs, SARs, POA&Ms, RAR, and supporting BOE documentation

• Experience with microservices-based or distributed system architectures and component-level security assessments

• Proficiency with GRC platforms for A&A documentation and continuous monitoring (JCAM/CSAM, Xacta, or equivalent)

• Active CompTIA Security+ CE certification

• DoD 8570.01-M / DoD 8140 compliant — IAM Level II or III (CISSP, CISM, CASP+, or equivalent)

• Clearance Required: Ability to maintain a Public Trust clearance

Posted Salary Range

USD $143,230.00 - USD $175,000.00 /Yr.

Company Overview

GovCIO is a team of transformers--people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens.

But we can't do it alone. We need great people to help us do great things - for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer?

What You Can Expect

Interview & Hiring Process

If you are selected to move forward through the process, here’s what you can expect:

• During the Interview Process

• Virtual video interview conducted via video with the hiring manager and/or team

• Camera must be on

• A valid photo ID must be presented during each interview

• During the Hiring Process

• Enhanced Biometrics ID verification screening

• Background check, to include:

• Criminal history (past 7 years)

• Verification of your highest level of education

• Verification of your employment history (past 7 years), based on information provided in your application

Employee Perks

At GovCIO, we consistently hear that meaningful work and a collaborative team environment are two of the top reasons our employees enjoy working here. In addition, our employees have access to a range of perks and benefits to support their personal and professional well-being, beyond the standard company offered health benefits, including:

• Employee Assistance Program (EAP)

• Corporate Discounts

• Learning & Development platform, to include certification preparation content

• Training, Education and Certification Assistance*

• Referral Bonus Program

• Internal Mobility Program

• Pet Insurance

• Flexible Work Environment

*Available to full-time employees

Our employees’ unique talents and contributions are the driving force behind our success in supporting our customers, which ultimately fuels the success of our company. Join us and be a part of a culture that invests in its people and prioritizes continuous enhancement of the employee experience.

We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets.

Posted Pay Range

The posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an “at-will position” and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors.