CSOS Analyst Tier 3

Abile Group has an exciting and challenging opportunity for a CSOS Analyst - Tier 3 on a contract providing Network and Cybersecurity services supporting an Intelligence Community customer. All the personnel on the team will work together to support transport and cybersecurity information technology (IT) services on multiple networks and security domains at multiple locations worldwide inclusive of new facilities and building constructions to support the IC mission.

The right candidate will possess the belowskills and qualificationsand be ready to handle all responsibilities independently and professionally.

• Coordinates and implements tasks performing analysis and building/documenting response activities required during cyber security incident response to include but not limited to actions such as implementing containment measures IP blocks domain blocks and disabling user accounts on direction of the Government.
• Coordinates with Security and Installations Directorate (SI) Office of Counterintelligence (SIC) Insider Threat Office (SIII) in addition to other law enforcement and counter intelligence personnel as required to perform advanced investigation and triage of incidents.
• Collaborates with appropriate authorities in the production of security incident reports.
• Categorizes incidents and events.
• Coordinates with other contracts organizations activities and other services as appropriate to ensure incidents are properly reported contained and eradicated.
• Coordinates with other contracts organizations activities and other services as appropriate to de-conflict blue / red team activity with open incidents/events.
• Coordinates with other contracts organizations activities and services to ensure recovery from an incident/event.
• Builds timelines documents briefings and other products as required to inform stakeholders of incident response actions analysis and the impact of both adversary activity and blue force response actions.
• Documents actions taken and analysis in the authorized ticketing system to a level of detail where the actions taken and analysis are capable of being systematically reconstructed.
• Develops and when approved by the Government generates and updates reports in the Joint Incident Management System (JIMS) Incident Case Management System (ICMS) and/or other authorized reporting systems as directed.
• Develops maintains sustains and when properly authorized by the Government executes custom scripts tools and capabilities to collect and analyze data and to respond to incidents/events.
• Performs digital media analysis on host server and network data as required to analyze and respond to an incident to include but not limited to volatile and non-volatile memory and/or system artifact collection and analysis.
• Develops and identifies indicators of compromise to send to Cybersecurity stakeholders and other Contract Services.
• Provides adversary attribution.
• Performs malware analysis and signature development.
• Coordinate with CSOC Tier 1 and 2 services to remediate all discrepancies and provide recommendations to prevent reoccurrence.

Clearance Required: TS/SCI with ability to obtain a CI Poly.

Degree and Years of Experience: Bachelors Degree and or 6 years experience in Cyber Security (CSOS).

Required Certifications:

• DoDD 8140.01 and DoD 8570.01-M IAT Level II and CSSP Incident Responder.

Desired Skills/Certifications:

• Masters Degree.

• IAT Level III.

Required Skills:

• Provides input to and coordinates with all applicable stakeholders to develop and deliver the daily CSOC Significant Activity Report the daily CSOC Operations Update and the Weekly CSOC Status Report.
• Serve as C-IRT members as required and serve under the direct control of and take direction from the Government C-IRT Commander.
• Develop and coordinate courses of action with various Government and contract stakeholders and when properly authorized by the Government execute Defensive Cyberspace Operations-Internal Defensive Measures on behalf of the NGA on NGA networks and systems.
• Performs digital media analysis and malware reverse engineering on host server and network data as required to analyze and respond to an incident to include but not limited to volatile and non-volatile memory and/or system artifact collection and analysis.
• When properly authorized by the Government execute custom scripts tools and capabilities to collect and analyze data and to respond to incidents/events.
• Develops documents and provides to the Government incident investigation reports which include sufficient information to document the entire lifecycle of the incident and the response including but not limited to adversary and friendly forces activity host and network analysis timelines and recommendations for corrective actions recommendations for new Tactics Techniques and Procedures (TTP) and other recommendations as appropriate within 30 days of C-IRT stand-down.
• Conduct Quality Control reviews of a percentage closed CSOC Tier 2 tickets each week to ensure proper analysis categorization documentation and notification.

Abile Group founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics IT & Systems Engineering and Program & Project Management merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. Together this partnership creates a stronger more integrated cybersecurity organization with expanded opportunities for employees deeper technical collaboration and a unified mission. With significant experience serving the Federal Government we remain dedicated to our employees and clients and seek highperforming professionals who excel at providing guidance developing solutions and delivering implementation support that blends industry best practices with client expertise and Abiles broad technical capabilities.

Abile is committed to hiring the most qualified and best fit person for the job - always has always will. Anyone requiring reasonable accommodations should email with requested details. A member of the HR team will respond to your request within 2 business days.

Please review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit we will also keep your resume in our database for future opportunities.