Cyber Defense Incident Responder
Vistronix
ASRC Federal is a leading government contractor furthering missions in space, public health and defense. As an Alaska Native owned corporation, our work helps secure an enduring future for our shareholders. Join our team and discover why we are atop veteran employer and Certified Great Place to Work. ASRC Federal is seeking a highly skilled and experienced Cyber Incident Responder to join our dynamic team on the swing shift (1400 – 0000) , providing extended‑hours coverage that includes weekend and holiday rotations. This is a fully on‑site position at Quantico Marine Corps Base, VA — no telework is available for this role. The successful candidate will serve as a front‑line defender, rapidly detecting, triaging, containing, and eradicating cyber threats across our enterprise infrastructure. This role is critical for minimizing the impact of security incidents, coordinating response actions, and preserving forensic evidence in support of Department of Defense (DoD) missions. Position Description: The Cyber Incident Responder is a vital role responsible for executing the full incident response lifecycle during swing‑shift, weekend, and holiday coverage windows . This position focuses on detecting and responding to security incidents in real time, performing containment and eradication actions, and coordinating recovery efforts using enterprise tools such as SIEM, SOAR, CrowdStrike, CyberArk, and Endpoint Security Suite (ESS). Responsibilities: Execute incident response procedures in accordance with NIST SP 800‑61 and DoD guidelines Coordinate with JFHQ‑DODIN on cyber incident reporting and remediation Support insider threat response and investigations Contain and remediate compromised systems, accounts, and endpoints Preserve and document forensic evidence for incident case management Maintain incident response playbooks and ensure high operational readiness during all covered hours At least Two (2) years of hands‑on technical cybersecurity experience and knowledge of incident response concepts, Computer Network Defense, DISA Security Technical Implementation Guides (STIGs), DoD A&A Process, NIST SP 800‑53, NIST SP 800‑61, CJCSM 6510.01B, United States Cyber Command guidelines, and other applicable DoD Cyber Security and Computer Network Defense policies. Active Top Secret Clearance REQUIRED , eligible to be upgraded to TS/SCI Must meet DoD 8570 certification requirements at time of hire — IAT Level II (e.g., CCNA Security, CySA+, GICSP, GSEC, Security+, SSCP); CSIH, GCIH, or GCFA preferred for incident handling Willingness and availability to work the swing shift (1400 – 0000) , including weekend and holiday rotations, fully on‑site at Quantico, VA. Required Skills: Incident Detection & Triage: Monitor security alerts and events from SIEM, EDR, IDS/IPS, firewall, DNS, and ESS sources to rapidly detect, triage, and prioritize potential security incidents. Incident Response Lifecycle: Execute the full incident response lifecycle — preparation, detection and analysis, containment, eradication, recovery, and post‑incident activity — in accordance with NIST SP 800‑61. Containment & Eradication: Take decisive containment and eradication actions on compromised endpoints, accounts, and systems to limit incident impact. Cyber Task Management: Process and handle JFHQ‑DODIN cyber‑related tasks, orders, and incident reporting requirements to completion within required timelines. Investigation & Forensics: Identify evidence of illegal activity involving cybercrime offenses; examine computers potentially involved in crime or malware infection and preserve forensic evidence following chain‑of‑custody procedures. Malware Analysis: Use forensic tools and investigative methods to identify, isolate, and analyze specific electronic data associated with complex malware infections. Incident Documentation: Develop and maintain incident response playbooks, standard operating procedures (SOPs), and detailed incident case documentation. Reporting & Escalation: Provide timely incident reports and escalations to senior leadership and deliver daily/weekly/monthly summaries on incident trends and key indicators of network security. Work Environment and Physical Demands: This is a fully on‑site position at DCSA facilities, Quantico Marine Corps Base, VA. Telework is not offered for this shift. Must work the assigned swing shift (1400 – 0000) and support weekend and holiday coverage as scheduled consisting of Four 10‑hour shifts per work week. Must be able to communicate complex technical ideas to a diverse customer base, both verbally and in written form. Benefits: We invest in the lives of our employees, both in and out of the workplace, by providing competitive pay and benefits packages. Benefits offered may include health care, dental, vision, life insurance; 401(k); education assistance; paid time off including PTO, holidays, and any other paid leave required by law. The salary offered will depend on several factors including, but not limited to, relevant experience, skills, education, geographic location, internal equity, business needs, and other factors permitted by law. Posted pay ranges are a general guideline only and are not a guarantee of compensation or salary. EEO Statement ASRC Federal and its Subsidiaries are Equal Opportunity employers. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law. #J-18808-Ljbffr
$40 per hour
...technical problems, leveraging over 2 years of hands-on experience in various cybersecurity roles such as penetration testing and incident response. Strong writing skills and coding experience are necessary, with a preference for candidates holding a bachelor's degree....CyberRemote jobHourly payFlexible hours- ...Sentar is seeking a Tier 3 Incident Response Senior Analyst in Quantico, VA!... ...in Quantico, Virginia, providing defensive cyberspace operations and Cyber Security Service Provider (CSSP) functions... ..., any and all Tier 3 Incident Responders could be recalled – a rare...CyberContract workTemporary workWork experience placementRemote workFlexible hoursWeekend work
$45.68 - $68.52 per hour
...innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team,... ...Conduct briefings on reporting requirements and security incidents* Maintain administrative security documentation, including...CyberHourly payFull timeFor contractorsWork at officeImmediate startRemote workRelocation packageFlexible hours- ...rapidly growing team in the Quantico, Virginia area. Rivet is an exceptional industry partner to the Department of Defense (DoD) and a leader in physical and cyber security, IT management, logistics, supply chain management, process improvement and development. Position...CyberWork at office
- ...Job Description ARGO Cyber Systems is seeking a Cyber Security Incident Responder ARGO is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment; including...CyberShift workNight shift
$35 - $48 per hour
...designs, develops, implements, and sustains advanced C5ISR and security solutions to enhance defense and mission capabilities, addressing threats across physical, electronic, cyber, and communications security for commercial and U.S. Government clients. Our Electronics...CyberNight shift- ...: JR101412Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support... .... Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance...CyberRemote workFlexible hours
- ...are broadly engaged across all aspects of space— delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you’ll be part of a special collection of problem solvers, thought...CyberFull timeWork at office
- ...Solutions, LLC (OTS), established in 2014, is a trusted provider of IT and cyber solutions in highly complex, regulated, and secure environments. Our expertise spans the U.S. Department of Defense (DoD), healthcare, higher education, law enforcement, retail, casino...CyberFull timeContract workTemporary workPart timeFor contractorsImmediate start
$99k - $206k
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services... .... Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance...Cyber- ...including technology, training, and services to law enforcement, defense, intelligence and regulatory customers across the U.S.... ...Understanding of illicit activity in the current National Security, Cyber, Criminal and Financial environments with an emphasis on cryptocurrency...CyberFor contractorsVisa sponsorship
- ...designs, develops, implements, and sustains advanced C5ISR and security solutions to enhance defense and mission capabilities, addressing threats across physical, electronic, cyber, and communications security for Mission Critical Commercial and U.S. Government clients....CyberDaily paidContract workWork at office
$75.3k - $113k
...are broadly engaged across all aspects of space— delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you’ll be part of a special collection of problem solvers, thought...CyberFull timeContract workWork at officeImmediate startRemote workRelocation packageFlexible hours2 days per week1 day per week- About Agile Defense At Agile Defense we know that action defines the outcome and new challenges require new solutions... ...on network performance and availability. Respond to and investigate cybersecurity incidents in coordination with the Information System Security...Remote work
- ...system operations Provide technical support and resolve system incidents in a timely manner Experience administering systems within... ...: CAP, GSLC, CISM, CASP‑CE, or CISSP (or Associate of CISSP) Cyber Defense (preferred but highly valued): CEH, GCIA, CSIH, or GCIH...CyberContract workVisa sponsorship
- ...military experience in ISR operations, communications, or cyber (14N, 1N, 17S, 3D, 1B4, or equivalent). Experience... ...dictate. Must be available to support 24/7/365 operations and respond to enterprise-level incidents outside normal duty hours. Travel required (up to 25%)...CyberContract workFor contractorsWork at officeAll shifts
$69.4k - $158k
...you will support the Army’s ability to protect communities and respond to national missions. This opportunity offers meaningful client... ...service skills in fast-paced environments Bachelor’s degree in IT, Cyber, or Engineering Clearance Applicants selected will be subject to...CyberFull timeContract workPart timeWork at officeLocal areaRemote work- ...cybersecurity experience. 8+ years of experience in cyber threat hunting, cyber analysis, blue team... ...hunting activities across Department of Defense networks to identify and mitigate... ...based and network-based threat analysis, incident analysis, trend analysis, and detection...Cyber
- ...CISSP (or Associate), CND, CSSLP, CySA+, GICSP, GSEC, GSLC, Security+ CE, SSCP, PPDA, Agile IC, SNOW App Dev. Minimum of 2 years of Cyber Threat Intelligence (CTI) experience Demonstrated aptitude for providing analysis and research for industry, infrastructure, technology...CyberWorldwide
$75k - $110k
...Location: Stafford, VA (Hybrid) About Us Paradigm Max Q is redefining defense industry support. Founded in 2023, we combine elite talent,... ...HR records. Coordinate onboarding and offboarding activities. Respond to employee inquiries regarding HR policies, benefits, and...Work at officeLocal area- ...Broadcast Service (IBS) enterprise, the worldwide Department of Defense (DoD) joint program for delivering intelligence, surveillance &... ...Protection and/or Corrective Measures have been taken when an Incident or Vulnerability has been discovered. Liaisons with client and...Worldwide
$40 per hour
A cybersecurity-focused technology firm is seeking experienced professionals to evaluate AI-generated security content and solve technical problems. This remote position offers flexible hours and the ability to choose projects, paying $40+ per hour. Candidates should have...CyberHourly payRemote workFlexible hours$139.2k - $289k
...managed threat hunting, ensuring 24/7 coverage, automation, and incident response efficiencies. Integrate orchestration tools and agile... ...accommodation by contacting us via email. Please note: DXC will respond only to requests for accommodations due to a disability....Minimum wageFull timeContract workImmediate startFlexible hours- ...Secret Clearance needed to apply* Company Overview Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and... ..., PHI) Information classification, compromise procedures, and incident management processes Support & Service Delivery Risk...Remote work
$212.7k - $374.4k
...a senior advocate before Congress and a trusted advisor on the defense, national security, and technology policy landscape that increasingly... ...and strategic instincts, with the ability to read and respond to shifting legislative and geopolitical dynamics – especially...Shift work$212.7k - $374.4k
...a senior advocate before Congress and a trusted advisor on the defense, national security, and technology policy landscape that increasingly... ...and strategic instincts, with the ability to read and respond to shifting legislative and geopolitical dynamics – especially...Shift work- ...activities Collaborating closely with U.S. Federal Government clients, including Information System Security Officers (ISSO), System Owner, Cyber security team, and other groups as needed on release-related activities Updating established work plans for Security release...Cyber
- ...Peraton in Rosslyn, VA is seeking an experienced Cyber Intelligence Analyst for our Federal Strategic Cyber Programs. You will conduct consolidated threat analysis from classified, proprietary, and open-source sources and deliver early warnings of potential attacks. Role...Cyber
- ...analysis and provide recommendations in support of network security, risk, and compliance policy and implementation guidance. Support cyber-security assessments and investigations. Assist in the management of eMASS to meet DoW and DoN A&A requirements. Assist in providing...CyberWork at office
- ...or CCNA‑Security. IAM Level II (Information Assurance Management): CAP, GSLC, CISM, CASP‑CE, or CISSP (or Associate of CISSP). Cyber Defense (preferred but highly valued): CEH, GCIA, CSIH, or GCIH. Operating System / Computing Environment Certification: Applicable OS/...CyberContract workVisa sponsorship
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Cyber Defense Incident Responder. Be the first to apply!


