Cybersecurity Technical Specialist Level III

Company Summary

Arlo Solutions (Arlo) is an information technology consulting services company that specializes in delivering technology solutions. Our reputation reflects the high quality of the talented Arlo Solutions team and the consultants working in partnership with our customers. Our mission is to understand and meet the needs of both our customers and consultants by delivering quality, value-added solutions. Our solutions are designed and managed to not only reduce costs, but to improve business processes, accelerate response time, improve services to end-users, and give our customers a competitive edge, now and into the future.

The Cybersecurity Technical Specialist Level III will support the U.S. Army Test and Evaluation Command (ATEC) as a contractor through Arlo Solutions, providing advanced technical expertise in implementing, validating, and maintaining cybersecurity requirements for DoD information systems. This position plays a critical role in ensuring systems meet Department of Defense cybersecurity standards through the execution of vulnerability assessments, compliance validation, security configuration management, and continuous monitoring activities in support of the Risk Management Framework (RMF).

• Directly support system owners, ISSMs, and system administrators by executing cybersecurity assessment activities, developing and maintaining authorization artifacts, and ensuring compliance with federal cybersecurity policies and DoD security controls.
• Strong technical proficiency and hands‑on operational experience within regulated military or federal IT environments.
• Above‑average knowledge and practical experience with enterprise cybersecurity tools, vulnerability management platforms, compliance validation processes, and system security auditing.
• Demonstrated experience with ACAS, SCAP compliance validation, eMASS artifact management, POA&M reporting, and STIGs.
• Support system compliance efforts through detailed control compliance reporting, security configuration validation, and coordination with system administrators to remediate vulnerabilities and maintain cybersecurity posture.
• Experience performing system auditing, configuration management validation, and vulnerability remediation support across both operating systems and applications within DoD environments.
• Strong understanding of Ports, Protocols, and Services Management (PPSM) processes, including identifying required ports and services, validating authorized network communications, and supporting documentation required for DoD system authorization boundaries.
• Work closely with program leadership, cybersecurity engineers, and operational teams to ensure systems remain compliant, defensible, and ready for authorization activities while supporting ongoing continuous monitoring and cybersecurity operational readiness.

Hybrid with on‑site requirements;
Aberdeen Proving Ground, MD

Active Secret clearance

• Perform vulnerability assessment and compliance validation using the Assured Compliance Assessment Solution (ACAS), Host Based Security System/Endpoint Security Solution (HBSS/ESS), and Security Content Automation Protocol (SCAP) tools.
• Support system administrators with the application of Security Technical Implementation Guides (STIGs), conduct device hardening, complete technical checklists, and validate compliance through regular scanning activities.
• Register, update, and maintain all system artifacts and technical documentation within the Enterprise Mission Assurance Support Service (eMASS) and Army Portfolio Management Solution (APMS).
• Assist in the preparation and ongoing maintenance of Plans of Action and Milestones (POA&Ms), tracking the status and resolution of vulnerabilities across system life cycles.
• Provide technical documentation and compliance artifacts in a timely and accurate manner, supporting continuous monitoring and RMF compliance activities.

• Deliver direct technical assistance to system administrators and other stakeholders to resolve compliance…