Incident Response Expert IV

About ARSIEM Corporation At ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. We provide support to multiple agencies across the United States Government. ARSIEM has an experienced workforce of qualified professionals committed to providing the best possible support. As demand increases, ARSIEM continues to provide reliable and cutting‑edge technical solutions at the best value to our clients. That means a career packed with opportunities to grow and the ability to have an impact on every client you work with. ARSIEM is looking for a Cyber Eviction Analyst to support on‑site incident response to civilian government agencies and critical asset owners who experience cyber attacks, providing immediate investigation and resolution. This position will support one of our Government clients in Arlington, VA. Responsibilities Serves as hunt and incident response subject matter expert (SME), applying in‑depth knowledge on threat actor (TA) tools, techniques, and procedures (TTPs) Distills analytic findings into executive summaries and in‑depth technical reports Provide expert support, analysis, and research with only broad direction into exceptionally complex problems and processes relating to the subject matter as it relates to hunt and incident response activities Serves as technical expert on high‑level incident response teams providing technical direction, interpretation, and alternatives Exercises considerable latitude in determining technical objectives of an assignment or task at hand Independently develops technical solutions to complex problems that require the regular use of ingenuity and creativity Analyzes incident data and victim environments to recommend targeted mitigations Advise technical personnel on countermeasure implementation and customization Supports internal stakeholders on containment and eradication missions Documents analysis in a standardized knowledgebase for sharing and publication Assists in maintaining branch process and procedure documentation Guides the completion of hunt and incident response activities Minimum Qualifications BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 10+ years of technical experience in the area of expertise. 8+ years of directly relevant experience in the area of expertise Must be able to travel domestically on short notice Strong understanding of network architecture/security Experience performing cyber incident response Ability to think independently Demonstrates superior written and oral communication skills Must be able to work collaboratively across physical locations Skilled in identifying different classes of attacks and attack stages Understanding of system and application security threats and vulnerabilities Understanding of proactive analysis of systems and networks, to include creating trust levels of critical resources Proficiency with common operating systems (e,g, Linux/Unix, Windows) Preferred Qualifications Experience leading and mentoring technical teams Knowledge of Computer Network Defense policies, procedures and regulations Knowledge of different operational threat environments (e.g., first generation [script kiddies], second generation [non nation‑state sponsored], and third generation [nation‑state sponsored]) Knowledge of system and application security threats and vulnerabilities (e.g., buffer overflow, mobile code, cross‑site scripting, PL/SQL and injections, race conditions, covert channel, replay, return‑oriented attacks, and malicious code) Network and System administration experience Strong understanding of adversarial tactics/techniques/procedures (TTPs) Experience with Identity and Access Management (IAM) tools Ability to review and analyze Enterprise Architecture (EA) from a security perspective Understanding of cyber defense‑in‑depth principles Hands‑on skill in host/network intrusion detection Ability to perform event correlation Experience with malicious activity analysis Ability to collaborate with stakeholders at multiple levels within an organization Desired Certifications: One or more DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst DoD 8140.01 GCIA, GCIH, CSSP Analyst/CSSP Incident Responder DoD 8140.01 CEH, CSSP Analyst SANS GIAC GNFA preferred SANS GRID, GICSP, or GCIP a plus Clearance Requirement This position requires an active TS/SCI clearance and the ability to obtain Department of Homeland Security (DHS) Entry on Duty (EOD) Suitability. Equal Opportunity ARSIEM is proud to be an Equal Opportunity and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class. AI Hiring Tools Statement We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. 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. #J-18808-Ljbffr ARSIEM Corporation