Home › Companies › Arsiem › Incident Response Expert III
Incident Response Expert III
Arsiem · Arlington, VA · On Site · Active · Lever
Job facts
| Field | Value |
|---|---|
| Company | Arsiem |
| Title | Incident Response Expert III |
| Normalized title | - |
| Department / team | Incident Response Expert / 0008-0003 |
| Location | Arlington, VA, United States |
| Work model | On Site |
| Employment type | Full Time |
| Salary | - |
| Status | active |
| ATS provider | Lever |
| Posted / first seen | 2026-04-03 / 2026-05-29 |
| Changed / last seen | 2026-05-29 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Arsiem. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Lever. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in Arlington. | Open |
| Department jobs | Active postings in Incident Response Expert. | Open |
| Work model jobs | Active On Site postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Arsiem |
| Source | 017268e1-454e-4c3f-b641-8da3ae7efde3 |
| ATS provider | Lever |
Description
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 Incident Manager 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.
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.
Candidate Referral: Do you know someone who would be GREAT at this role? If you do, ARSIEM has a way for you to earn a bonus through our referral program for persons presenting NEW (not in our resume database) candidates who are successfully placed on one of our projects. The bonus for this position is $3,500, and the referrer is eligible to receive the sum for any applicant we place within 12 months of referral. The bonus is paid after the referred employee reaches 6 months of employment.
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.
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 & 7+ years of technical experience in the area of expertise.
5+ 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, returnoriented 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
Full job record
| Job ID | d0ed4d33eff37fd418ba7aea5fcf8bcd4d068928 |
| Org ID | 2db0e30f-960e-49a1-a9b4-49ffbe613325 |
| Source ID | 017268e1-454e-4c3f-b641-8da3ae7efde3 |
| Board ID | 017268e1-454e-4c3f-b641-8da3ae7efde3 |
| Provider | lever |
| Provider Job Key | 059c5bf4-db84-4ec4-ae95-2045b94f0f2c |
| Title | Incident Response Expert III |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Arlington, VA |
| Department | Incident Response Expert |
| Team | 0008-0003 |
| Employment Type | Full-time |
| Workplace Type | on_site |
| Remote Policy | — |
| Country | United States |
| Region | VA |
| City | Arlington |
| Salary Raw | — |
| Salary Min | — |
| Salary Max | — |
| Salary Currency | — |
| Salary Period | — |
| Source URL | https://jobs.lever.co/arsiem/059c5bf4-db84-4ec4-ae95-2045b94f0f2c |
| Apply URL | https://jobs.lever.co/arsiem/059c5bf4-db84-4ec4-ae95-2045b94f0f2c/apply |
| First Seen At | 2026-05-29 07:08:33Z |
| Last Seen At | 2026-06-06 18:44:29Z |
| Last Checked At | 2026-06-06 18:44:29Z |
| Last Changed At | 2026-05-29 07:08:33Z |
| Inactive At | — |
| Source Posted At | 2026-04-03 02:48:14Z |
| Source Updated At | — |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=lever/board=arsiem/date=2026-06-06/2026-06-06T18-44-28-898Z-16c569b4d4a4fa41865d8c46c03515e275f0ffe19eeef81c009aedbde882011f.json |
Event Fields
{
"content_hash": "a08eda52386e12f5b749437ddf5163f42fa1a11e31bf2d662f7af69459b179ef",
"source_hash": "a1d01755dabf7f03a0728d7ad792140d75cb948b3ffb5d8e5c2cf94c7bfb404d",
"last_changed_at": "2026-05-29T07:08:33.097Z",
"active_status": "active"
}Parsed Structured
{
"language": "en",
"location": {
"raw": "Arlington, VA",
"city": "Arlington",
"region": "VA",
"country": "United States",
"is_remote": false,
"confidence": 0.9
},
"salary_max": null,
"salary_min": null,
"inferred_at": "2026-06-06T18:44:29.849Z",
"launch_scope": {
"reason": "english_us_canada",
"included": true,
"language": "en",
"location": {
"raw": "Arlington, VA",
"city": "Arlington",
"region": "VA",
"country": "United States",
"is_remote": false,
"confidence": 0.9
},
"countries": [
"United States"
]
},
"remote_policy": null,
"salary_period": null,
"workplace_type": "on_site",
"salary_currency": null
}Extensions
{}Native Structured
{
"lists": [
{
"text": "Responsibilities",
"content": "\n<li>Serves as hunt and incident response subject matter expert (SME), applying in-depth knowledge on threat actor (TA) tools, techniques, and procedures (TTPs)</li>\n<li>Distills analytic findings into executive summaries and in-depth technical reports</li>\n<li>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</li>\n<li>Serves as technical expert on high-level incident response teams providing technical direction, interpretation, and alternatives</li>\n<li>Exercises considerable latitude in determining technical objectives of an assignment or task at hand</li>\n<li>Independently develops technical solutions to complex problems that require the regular use of ingenuity and creativity</li>\n<li>Analyzes incident data and victim environments to recommend targeted mitigations</li>\n<li>Advise technical personnel on countermeasure implementation and customization</li>\n<li>Supports internal stakeholders on containment and eradication missions</li>\n<li>Documents analysis in a standardized knowledgebase for sharing and publication</li>\n<li>Assists in maintaining branch process and procedure documentation</li>\n<li>Guides the completion of hunt and incident response activities</li>\n"
},
{
"text": "Minimum Qualifications",
"content": "\n<li>BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma & 7+ years of technical experience in the area of expertise.</li>\n<li>5+ years of directly relevant experience in the area of expertise</li>\n<li>Must be able to travel domestically on short notice</li>\n<li>Strong understanding of network architecture/security</li>\n<li>Experience performing cyber incident response</li>\n<li>Ability to think independently</li>\n<li>Demonstrates superior written and oral communication skills</li>\n<li>Must be able to work collaboratively across physical locations</li>\n<li>Skilled in identifying different classes of attacks and attack stages</li>\n<li>Understanding of system and application security threats and vulnerabilities</li>\n<li>Understanding of proactive analysis of systems and networks, to include creating trust levels of critical resources</li>\n<li>Proficiency with common operating systems (e,g, Linux/Unix, Windows)</li>\n"
},
{
"text": "Preferred Qualifications",
"content": "\n<li>Experience leading and mentoring technical teams</li>\n<li>Knowledge of Computer Network Defense policies, procedures and regulations</li>\n<li>Knowledge of different operational threat environments (e.g., first generation [script kiddies], second generation [non nation-state sponsored], and third generation [nation-state sponsored])</li>\n<li>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, returnoriented attacks, and malicious code)</li>\n<li>Network and System administration experience</li>\n<li>Strong understanding of adversarial tactics/techniques/procedures (TTPs)</li>\n<li>Experience with Identity and Access Management (IAM) tools</li>\n<li>Ability to review and analyze Enterprise Architecture (EA) from a security perspective</li>\n<li>Understanding of cyber defense-in-depth principles</li>\n<li>Hands-on skill in host/network intrusion detection</li>\n<li>Ability to perform event correlation </li>\n<li>Experience with malicious activity analysis</li>\n<li>Ability to collaborate with stakeholders at multiple levels within an organization</li>\n<li>Desired Certifications: One or more<br>DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst<br>DoD 8140.01 GCIA, GCIH, CSSP Analyst/CSSP Incident Responder<br>DoD 8140.01 CEH, CSSP Analyst</li>\n<li>SANS GIAC GNFA preferred</li>\n<li>SANS GRID, GICSP, or GCIP a plus</li>\n"
}
],
"country": "US",
"createdAt": 1775184494595,
"updatedAt": null,
"categories": {
"team": "0008-0003",
"location": "Arlington, VA",
"commitment": "Full-time",
"department": "Incident Response Expert",
"allLocations": [
"Arlington, VA"
]
},
"salaryRange": null,
"workplaceType": "onsite"
}Get this page with API
Rendered from the bluedoor Job Postings API. Reproduce it:
GET https://api.bluedoor.sh/job-postings/v1/jobs/d0ed4d33eff37fd418ba7aea5fcf8bcd4d068928?include=descriptionJSONGET https://api.bluedoor.sh/job-postings/v1/orgs/2db0e30f-960e-49a1-a9b4-49ffbe613325JSONGET https://api.bluedoor.sh/job-postings/v1/sources/017268e1-454e-4c3f-b641-8da3ae7efde3JSONGET https://api.bluedoor.sh/job-postings/v1/jobs/d0ed4d33eff37fd418ba7aea5fcf8bcd4d068928/eventsJSON