Job Description

About the Organization

Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We’re looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets.

About the Role

Redhorse transforms the way government uses data and technology. To support this mission, we are seeking an Information System Security Officer (ISSO)to ensure the integrity, availability, and confidentiality of our most critical information systems. In this role, you will be the frontline defender of our security posture, navigating complex DCSA requirements and supporting enterprise-wide compliance for both classified and unclassified environments. Your work ensures that Redhorse continues to deliver innovative technology solutions within a secure and trusted framework.

Key Responsibilities

• Compliance & Monitoring: Perform periodic self-inspections, tests, and reviews to ensure all workstations and systems operate within authorized/accredited parameters.


• A&A Management: Lead Assessment and Authorization (A&A) activities, including certification testing and the development of System Security Plans (SSP), Risk Assessment Reports (RAR), and Security Controls Traceability Matrices (SCTM).


• Continuous Monitoring: Maintain the day-to-day security posture of classified systems through event log analysis and the management of Continuous Monitoring (ConMon) and Plan of Action and Milestones (POA&M) reports.


• Security Sustainment: Execute hardware and software change management, account management, media protection, and secure file transfers.


• Stakeholder Coordination: Act as a key liaison between project stakeholders, the Facility Security Officer (FSO), and IT teams to maintain an acceptable information system security posture.


• Corporate Support: Assist in certifications and audits (ISO/IEC 27001, CMMC) for unclassified IT systems and provide service desk support for general corporate IT incidents.

Required Experience/Clearance

• Must be a U.S. Citizen with an active Department of Defense (DoD) Top Secret (TS) security clearance.


• 3+ years of experience as a Systems Administrator and/or ISSO specifically implementing DCSA requirements.


• Bachelor’s Degree from an accredited institution.


• Demonstrated ability to prioritize multiple projects and solve complex technical problems in a fast-paced environment.


• Strong customer service skills and the ability to collaborate effectively with diverse technical and non-technical teams.


• Must hold a baseline cybersecurity certification (e.g., CompTIA Security+, CySA+, or SSCP).

Desired Experience

We encourage all candidates who meet the basic requirements to apply, even if you do not have any of the following experience. The successful candidate will be expected to complete relevant DCSA training (CS102.16 through CS200.16) within 6 months of hire:

• Familiarity with RMF-based training courses (Categorization, Control Selection, Implementation, and Monitoring).


• Prior experience supporting ISO/IEC 27001:2013 or CMMC audits.


• Technical familiarity with hardware/software change management tools.


• Experience in a Service Desk or technical support environment.

Redhorse Corporation is an equal opportunity employer. All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, disability, or any other protected class.

Accommodations:

If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to access job openings or apply for a job on this site as a result of your disability. You can request reasonable accommodations by contacting Talent Acquisition at [email protected]

Redhorse Corporation shall, in its discretion, modify or adjust the position to meet Redhorse’s changing needs.

This job description is not a contract and may be adjusted as deemed appropriate in Redhorse’s sole discretion.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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