Defensive Cyberspace Operations yst IDA

5 days ago


O'Fallon, United States CSIOS Corporation Full time

Review audit data and network traffic data for irregularities or other indications of real or potential security violations

Understanding of Cloud architecture and security practices to include knowledge of modern threat vectors

Familiarity with Endpoint Detection Response tools E.G. Crowdstrike Tanium Signature based detection software

Correlate and analyze security data and events from alert and traffic flow

systems

Identify potential advanced persistent and coordinated threats across

multiple platforms

Perform tuning and optimization tasks to include sensor rule review and

log aggregation/visibility

Perform reviews of implemented cybersecurity defense IDS/IPS rules

exceptions and log availability and content

Perform reviews of aggregated log data to identify missing required

sources; ensuring log data format IAW logging standards

Develop/enhance existing intrusion detection analytics dashboards and

signatures to remain commensurate with evolving cyber threat

Investigate all security related events and incidents involving assigned

information systems

Report identified security incidents through approved reporting process

Review and share significant activity reports and tippers

Perform incident response based on security events identified

Develop and deploy countermeasures in response to cybersecurity

incidents IAW Incident Response Plan

Analyze and identify root cause and lessons learned from security

incidents; document formal afteraction reports (AAR)

Provide recommendations related to tactical response actions such as

updating signatures and heuristics

Develop and maintain security analysis scripts and analytic displays

Preferred knowledge and experience with the following:

NIST and DoD security policies

Cloud Security best practices

Securing virtualization/cloud infrastructure concepts technologies and

services

Microsoft server and workstation Unix and Red Hat Linux Enterprise OS

security configurations

Basic forensic requirements and processes



RequirementsSecret with Top Secret eligibility

3 yrs experience

One or more approved DoD 8570 baseline certifications for:
IAT II and CSSP Analyst.
Link to approved certifications:

US Citizen Secret with Top Secret eligibility 3 -5 yrs experience One or more approved DoD 8570 baseline certifications for: IAT II and CSSP Analyst. Link to approved certifications:

  • O'Fallon, United States CSIOS Corporation Full time

    Review audit data and network traffic data for irregularities or other indications of real or potential security violations Understanding of Cloud architecture and security practices to include knowledge of modern threat vectors Familiarity with Endpoint Detection Response tools E.G. Crowdstrike Tanium Signature based detection software...

  • Network Controller

    12 hours ago


    O'Fallon, Missouri, United States Leidos Full time

    Job SummaryLeidos is seeking a highly skilled Network Controller to join our team at Scott Air Force Base, IL. As a key member of our Missile Defense Agency (MDA) team, you will be responsible for providing network support and engineering expertise to our customers.Key ResponsibilitiesMonitor and evaluate various components of the DISA Enterprise Network to...


  • O'Fallon, Missouri, United States Citigroup Inc Full time

    Job Title: Operational Risk OfficerJoin Citigroup Inc. as an Operational Risk Officer and contribute to the strategic direction of the U.S. Personal Banking (USPB) In-Business Enterprise Risk Management (ERM) Operational Loss Oversight team.Key Responsibilities:Establish and oversee the application of operational risk policies, technology, and tools to...


  • O'Fallon, United States Leidos Full time

    Job SummaryWe are seeking a highly skilled Network Operations Specialist to join our team at Leidos. As a key member of our Missile Defense Agency (MDA) Network Operations Support Cell, you will be responsible for providing critical network support to our customers.Key ResponsibilitiesNetwork Monitoring and Evaluation: Monitor and evaluate various components...

  • Incident Analyst

    2 months ago


    O'Fallon, United States BTAS, Inc. Full time

    POSITION: Cybersecurity Intrusion Analyst and Incident Response SpecialistLOCATION: Scott AFB, ILREQUIRED SECURITY CLEARANCE: TS/SCIPOSITION TYPE/STANDARD WORK HOURS: Full-time/40 hours per week/On-site WHO WE ARE:BTAS is a woman-owned small business founded in 1995, located near Wright Patterson Air Force Base in Beavercreek, OH. We have earned national and...

  • Incident Analyst

    2 months ago


    O'Fallon, United States BTAS, Inc. Full time

    POSITION: Cybersecurity Intrusion Analyst and Incident Response SpecialistLOCATION: Scott AFB, ILREQUIRED SECURITY CLEARANCE: TS/SCIPOSITION TYPE/STANDARD WORK HOURS: Full-time/40 hours per week/On-site WHO WE ARE:BTAS is a woman-owned small business founded in 1995, located near Wright Patterson Air Force Base in Beavercreek, OH. We have earned national and...


  • O'Fallon, United States Leidos Full time

    Job Summary:Leidos is seeking a highly skilled Network Controller to join our team at Scott AFB, IL. As a key member of our Network Operations Center (NOC) team, you will be responsible for providing 24x7 global DoD information network (DoDIN) operations and incident management support.Key Responsibilities:Monitor and troubleshoot network circuits using...


  • O'Fallon, United States Leidos Full time

    Job SummaryLeidos is seeking a skilled Network Controller to join our team at Scott Air Force Base, IL. As a key member of our Missile Defense (MD) Operation Support Cell, you will be responsible for providing network support and ensuring the reliability and security of our DISA-provided GIG capabilities and services.Key ResponsibilitiesMonitor and evaluate...


  • O'Fallon, United States Hispanic Technology Executive Council Full time

    Job Title: Operational Risk Sr OfficerThe Operational Risk Sr Officer is a strategic professional who closely follows the latest trends in their field and adapts them for application within their job and the business. This role requires excellent communication skills to negotiate internally, often at a senior level, and developed communication and diplomacy...


  • O'Fallon, United States Leidos Full time

    Job Summary:Leidos is seeking a highly skilled Network Controller to join our team at Scott AFB, IL. As a Network Controller, you will be responsible for monitoring and managing the Defense Information System Network (DISN) services to ensure seamless communication and data exchange between the warfighter, national leaders, and coalition partners.Key...


  • O'Fallon, Missouri, United States MITRE Full time

    Join Our Team as a Contested Deployment and Distribution LeadAt MITRE, we're committed to tackling our nation's toughest challenges and making a lasting impact in fields like cybersecurity, healthcare, aviation, defense, and enterprise transformation. As a Contested Deployment and Distribution Lead, you'll play a critical role in supporting our nation's...


  • O'Fallon, United States Bascom Hunter Full time

    Job Title: Facility Security Officer (FSO)Description: Bascom Hunter is a leading provider of advanced defense electronics and environmental control solutions. We specialize in designing, manufacturing, and integrating cutting-edge technologies for military and defense applications. Our innovative products support the mission-critical needs of our customers,...


  • O'Fallon, United States MITRE Full time

    Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges—and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work...


  • O'Fallon, United States Leidos Full time

    Job SummaryLeidos is seeking a skilled Network Systems Engineer to join our team in supporting the Missile Defense Agency (MDA) Network Operations. As a key member of our team, you will be responsible for ensuring the reliability and security of our network infrastructure.Key ResponsibilitiesMonitor and evaluate various components of the DISA Enterprise...

  • Maintenance Mechanic

    1 month ago


    O'Fallon, MO , USA, United States Ensign-Bickford Aerospace and Defense Full time

    Job SummaryWe are seeking a skilled Maintenance Mechanic to join our team in a 3rd shift position. As a Maintenance Mechanic, you will be responsible for installing, repairing, and maintaining machinery and equipment. Your attention to detail and mechanical aptitude will be essential in ensuring that our equipment is in excellent operating condition.Key...


  • US-, O'Fallon, MO , USA Mastercard Full time

    Job Title: Senior Analyst, Risk ManagementWe are seeking a highly skilled Senior Analyst, Risk Management to join our team at Mastercard. As a key member of our Finance Organization, you will play a critical role in supporting our SOX Compliance program and reporting into the Manager, Risk Management.Key Responsibilities:Support the execution of various SOX...