Information System Security Officer (ISSO)

Ara; Albuquerque, Northern (NM, KY); Hybrid; USD 95,000 - 130,000; Full time

Job summary

Applied Research Associates, Inc. (ARA) in Albuquerque, NM, seeks an Information System Security Officer (ISSO) to support RMF-based security for classified IS under NISPOM.

You will manage ATO, implement controls per NIST SP 800-53, and work with ISSM, IT staff, and program managers to maintain security posture and compliance.

Candidates should have 2–4 years in IT and TS clearance or eligibility, experience with STIGs, and hands-on security administration.

Qualifications

• 2–4 years in IT with 2+ years in ISSO or equivalent for classified systems.
• Knowledge of 32 CFR Part 117, DAAG, and NIST 800-series publications.
• Active Top Secret clearance with SCI eligibility or equivalent.

Responsibilities

• Maintain RMF lifecycle activities and prepare ATO packages.
• Implement and validate security controls per NIST SP 800-53 and STIGs.
• Monitor and analyze audit records; report incidents to ISSM.
• Collaborate with ISSM, FSO, IT staff, and program managers to maintain security posture.

Skills

RMF lifecycle

NIST SP 800-53

STIGs/SCAPs

Audit log management

eMASS

Change management

Windows security

Linux security

Vulnerability scanners

SIEM/Auditing

Education

Bachelor's degree in Cybersecurity or related field

Tools

eMASS

SCAP tools

SIEM

Job description

Information System Security Officer (ISSO)

Job Category: Information Technology

Requisition Number: INFOR010052

• Posted : August 21, 2026
• Full-Time
• On-site

Locations

Showing 1 location

Applied Research Associates, Inc. (ARA), Southwest Division (SWD) is looking for an experienced Information System Security Officer (ISSO) to join our security team located in Albuquerque, New Mexico. The Information System Security Officer (ISSO) supports the ISSM in the management, operation, and compliance of classified information systems (IS) operating under the National Industrial Security Program (NISP). This role is governed by the requirements of 32 CFR Part 117 (NISPOM Rule) and the DCSA Assessment and Authorization Guide (DAAG), which implements the Risk Management Framework (RMF) for cleared contractor facilities. The ISSO serves as a hands‑on security practitioner responsible for the day‑to‑day security posture of assigned systems, ensuring continuous compliance with DCSA authorization requirements and maintaining a valid Authority to Operate (ATO).

Essential Functions as an ISSO

• Possessing sufficient experience and technical competence commensurate with the complexity of the systems to include patch management, account management, STIGs/SCAPs, application updates and installs, hardware configuration and troubleshooting
• Ensure all hardware and software additions, removals, and modifications follow approved change management processes
• Maintain configuration management documentation for all hardware and software changes to classified systems
• Implement and validate security controls on classified systems per NIST SP 800-53, CNSSI 1253, and applicable STIGs.
• Ensuring user activity monitoring data and audit records are analyzed, stored, and protected in accordance with the ITPSO policies and procedures and System Security Plan (SSP)
• Review system audit record findings related to inappropriate or unusual activity and elevate findings to the ISSM
• Report all security‑related incidents to the ISSM in accordance with 32 CFR Part 117 requirements
• Assess changes to assigned systems that could affect authorization status and notify the ISSM
• Assist and support the ISSM in all the following tasks:
• Executing all phases of the RMF lifecycle: Prepare, Categorize, Select, Implement, Assess, Authorize, and Monitor to include decommission
• Development, maintenance, and continuous updating of Information Systems
• Populate and maintain system records, artifacts, and security documentation in eMASS throughout the RMF lifecycle
• Preparation and submission of authorization packages through the Package Approval Chain (PAC) workflow
• Conducting periodic assessments and continuous monitoring of authorized systems and providing the corrective actions for all identified findings and vulnerabilities
• Development and tracking of Plans of Action and Milestones (POA&Ms) for identified vulnerabilities

Experience and Skills Required

• Minimum 2‑4 years of experience in information technology, with at least 2 years in an ISSO or equivalent role supporting classified information systems
• Demonstrated working knowledge of 32 CFR Part 117 §117.18, the DCSA Assessment and Authorization Guide (DAAG), and NIST 800‑series publications
• Experience managing the RMF lifecycle for classified information systems under DCSA cognizance
• Active (or ability to obtain) Top Secret clearance with SCI eligibility or clearance commensurate with the highest classification level processed on facility systems
• Strong technical knowledge of Windows and/or Linux security hardening, STIG application, network security fundamentals, and audit log management
• Experience with classified system configuration management, media control, and sanitization/destruction procedures

Core Competencies

• Technical understanding of classified system security controls, network architecture, and risk management
• Knowledge of NISPOM and related CFRs, DAAG, NIST SPs, CNSSI directive
• Analytical thinking, technical writing, and the ability to produce clear security documentation (SSPs, POA&Ms, incident reports)
• Effective collaboration with the ISSM, FSO, ITPSO, IT staff, and program managers
• Discretion and integrity in handling classified information and sensitive cybersecurity data
• Commitment to continuous professional development and staying current with evolving cybersecurity threats and DCSA guidance

Preferred

• Security+
• Prior industry ISSO or cybersecurity assessor experience (DCSA, NSA, or IC)
• Knowledge of cross‑domain solutions, classified cloud environments (IL4/IL5), and network interconnection security
• Experience with eMASS or equivalent RMF workflow tools, vulnerability scanners, SIEM/Auditing and STIG Viewer / SCAP compliance tool

Team Player

Works well as a member of a group

Functional Expert

Considered a thought leader on a subject

Detail Oriented

Capable of carrying out a given task with all details necessary to get the task done well

Dedicated

Devoted to a task or purpose with loyalty or integrity

Self‑Starter

Inspired to perform without outside help

Goal Completion

Inspired to perform well by the completion of tasks

Ability to Make an Impact

Inspired to perform well by the ability to contribute to the success of a project or the organization

Education

Bachelors or better in Cybersecurity or related field.

Experience

2-4 years:

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
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