Hiring.Camp

Senior ISSO

Chameleon Integrated Services

·

3 days ago

Location
Washington, DC
Type
Contract
Seniority
Senior
Experience
8+ years
Visa
Not sponsored
Closing date
Today
Source
ApplyToJob

Description

 ​​
 
                                                                               
We are a growing information technology company that offers its employees a culture of success, the chance to work on revolutionary federal IT infrastructure, and the opportunity to grow alongside cutting-edge technology that is reshaping the industry. We are seeking forward-thinking candidates that have strong experience in operational support and can help take to the next level in a proactive stance.
 
Chameleon Integrated Services has expertise in operations management, quality systems, data operations and cybersecurity. We secure some of the most sensitive data for the Department of Defense and for other U.S. federal government agencies. We are known for the great care we take with clients and employees, and we believe in promoting from within.
  
We offer a Full Benefits package including:
  • Competitive Employee Health Insurance options including dental
  • 100% company paid vision plan
  • 401K plan with generous company match and no vesting period
  • 100% company paid life insurance
  • 100% company paid long and short-term disability insurance
  • Training allowance
  • PTO and more

Senior ISSO, Continuous Monitoring, Vulnerability, and Incident Coordination
  • Must be a United States citizen.
  • Must be eligible for a Tier 4 High-Risk Public Trust investigation.
  • Strong preference for a current or recently favorably adjudicated Tier 4 or Tier 5 investigation.
Role:
Lead continuous monitoring, vulnerability management, POA&M execution support, security posture reporting, Splunk validation, and ISSO-level incident coordination for assigned systems.

The position will reconcile vulnerability findings among scanners, ServiceNow, CSAM, remediation teams, and system authorization records. It will support Priority 1 and Priority 2 incidents, prepare situation reports and RCAs, validate Splunk timelines, update POA&Ms, and maintain system-level Continuous Monitoring Plans.

Minimum Requirements:
  • At least 8 years of cybersecurity experience
  • At least 5 years performing federal continuous monitoring, vulnerability management, ISSO, security operations, or related risk-management work
  • Direct experience with:
    • Tenable Nessus, Tenable Security Center, or Qualys
    • Splunk searches, dashboards, or event validation
    • Vulnerability triage and false-positive review
    • POA&M creation and maintenance
    • Finding assignment and remediation coordination
    • Security posture metrics and trend reporting
    • NIST SP 800-53 control monitoring
    • NIST SP 800-137 continuous monitoring
  • Experience coordinating remediation with endpoint, network, cloud, application, and identity teams
  • Experience supporting incident-response documentation, SitReps, after-action reports, or RCAs
  • Understanding of CISA directives, vulnerability-remediation deadlines, and federal logging requirements
  • One of:
    • CISSP
    • CISM
    • CGRC/CAP
    • CySA+ with substantial federal experience
    • GIAC certification relevant to incident response or vulnerability management
  • Must accept participation in an after-hours incident rotation

Competitive Differentiators:
  • Direct CSAM and ServiceNow integration or reconciliation experience.
  • Splunk Enterprise Security.
  • Microsoft Defender for Endpoint, Identity, or Cloud.
  • Tenable.sc or Qualys VMDR.
  • CISA Binding Operational Directives and Known Exploited Vulnerabilities tracking.
  • Azure and Microsoft 365 security monitoring.
  • Palo Alto, Zscaler, Entra ID, Okta, or endpoint-management experience.
  • Federal major-incident or P1 incident support.
  • Experience building ConMon dashboards for executive review.
  • Current Tier 4 or Tier 5 suitability.
The resume must clearly identify:
  • Number of assets, systems, or authorization boundaries monitored.
  • Scanner and SIEM tools used.
  • Candidate’s role in vulnerability validation and POA&M administration.
  • Finding volume, backlog, aging, closure, or remediation metrics.
  • Incident severity and documentation responsibilities.
  • Splunk queries, timeline validation, or dashboards developed.
  • Examples of coordination with technical remediation teams.
  • Examples where monitoring results changed system risk posture or authorization records.


 

“We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status”

Texting Privacy Policy

  • Message type: Informational; you will receive text messages regarding your application and potentially regarding interview scheduling.
  • No mobile information will be shared with third parties/affiliates for marketing/promotional purposes.
  • Message frequency will vary depending on the application process.Msg & data rates may apply.
  • OPT out at any time by texting "Stop".

Skills

AzureServiceNowCybersecuritySIEMSplunkCISSP

Similar Jobs

30

Senior ISSO

Agile Defense · Washington, D.C. +1 · Hybrid, Remote

1 week ago

Senior ISSO

Peraton · Annapolis Junction, MD, US

2 months ago

Senior ISSO

Paylocity · Washington, D.C. +4

2 months ago

Senior ISSO, RMF and Authorization / Alternate Lead

Chameleon Integrated Services · Washington, DC

3 days ago

Information System Security Officer Senior (ISSO)/ Information Assurance Engineer (GSA LCAT) – (Team 01)

Pae · US-DC-Washington-8 1500 Penn (DC114), United States of America · Onsite

1 month ago

Information System Security Officer (ISSO), Senior (On-Prem & Cloud)

AMERICAN SYSTEMS · Chantilly, VA, US · Hybrid

3 months ago

Cloud Information System Security Officer (ISSO) - Senior Level (TS required, eligible for SCI) -

RedTrace Technologies Inc · Washington, DC

3 months ago

Information System Security Officer (ISSO), Senior

Peraton · Herndon, VA, US

3 months ago

Information Systems Security Officer (ISSO) - Senior

Modern Technology Solutions Inc · Hybrid

4 months ago

Senior ISSO Supporting Federal Government Agency

SiloSmashers

1+ year ago

Project Lead / Senior ISSO (Hybrid)

Federal Coalfire · DC, US · Hybrid

1+ year ago

Information Assurance Engineer/Senior ISSO

VOR Technology · Fort Meade, MD, United States

1+ year ago

Senior Cloud ISSO

Paylocity · Washington, D.C. +4

2 months ago

Information Security Systems Officer (ISSO)– Technical Senior Analyst

Guidehouse is · GH Office: Arlington, VA, United States of America · Hybrid

2 months ago

Senior Level ISSO

Information Systems Solutions Inc · Suitland, MD, MD

2 months ago

Senior Level ISSO

INFORMATION SYSTEMS SOLUTIONS, INC · Suitland, MD +4

2 months ago

Senior Cybersecurity ISSO

Caci · 405 ASHBURN VA (ASHBURN CACI/CLIENT REIMB SITE), United States of America · Hybrid

3 months ago

Information System Security Officer (ISSO) - Mid / Senior Level - FULLY CLEARED with POLYGRAPH REQUIRED

"Constellation Technologies, Inc" · Annapolis Junction, MD +2 · Onsite

1+ year ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · Undisclosed Location - USA, VA, Mclean, United States of America

5 days ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · USA, VA, McLean (8283 Greensboro Dr, Hamilton), United States of America

5 days ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · USA, VA, McLean (8283 Greensboro Dr, Hamilton), United States of America

5 days ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · USA, VA, McLean (8283 Greensboro Dr, Hamilton), United States of America

1 week ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · USA, VA, McLean (8283 Greensboro Dr Hamilton) - Direct Charge, United States of America

1 week ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · USA, VA, McLean (8283 Greensboro Dr, Hamilton), United States of America

1 week ago

ISSO Security Analyst, Senior

Booz Allen Hamilton · USA, VA, McLean (8283 Greensboro Dr Hamilton) - Direct Charge, United States of America

1 week ago

VNC Senior Cyber Security ISSO

Peraton · , US · Remote

2 months ago

Senior RMF Specialist/ISSO

Integral Federal · Redstone Arsenal, AL, US

2 months ago

Senior Cyber Consultant - ISSO/ISSM

Guidehouse is · Client Office: Washington, DC, United States of America

4 months ago

Senior Cybersecurity Specialist (ISSO Focus) - BIM IDIQ

Nexthreat.Com · Joint Base Elmendorf-Richardson, Alaska · Onsite

1+ year ago

Senior Cybersecurity Specialist (ISSO Focus) - BIM IDIQ

Nexthreat.Com · NSF Diego Garcia, British Indian Ocean Territory · Onsite

1+ year ago