- Huntington Ingalls Industries (El Paso, TX)
- …electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and ... commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment,… more
- TekSynap (Washington, DC)
- …(eg, GPEN or GW APT) + OSCP + CEH **Overview** We are seeking a Cyber Defense Infrastructure Support Specialist -SME (Blue/Purple Team Lead) to join our team ... leadership to support dual-focused teams responsible for defending against and mitigating cyber threats within a fast paced technical and cybersecurity proactive and… more
- GovCIO (Columbia, MD)
- **Overview** GovCIO is currently hiring for a Cyber Defense Infrastructure Specialist to monitor, control, and maintain IT network services and infrastructure. ... $130,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6251/ cyber -defense-infrastructure- specialist /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **ID** _2025-6251_ **Category** _Cyber Security… more
- GovCIO (Cheyenne, WY)
- **Overview** GovCIO is currently hiring for a Cyber Security Specialist with a focus on system security assessment and authorization. The candidate will ... $68,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6387/ cyber -security- specialist -%28remote%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6387_ **Category**… more
- ManTech (Stennis Space Center, MS)
- **ManTech** seeks a motivated, career and customer-oriented **Senior Cyber Security SIEM Specialist ** to join our team in **Stennis, MS** . In this role you will ... maintaining SIEM solutions to protect DHS's networks and information systems from cyber threats. **Responsibilities include, but are not limited to:** + Develop and… more
- L3Harris (Colorado Springs, CO)
- …cyber domains in the interest of national security. Job Title: Senior Specialist , Cyber Infrastructure Systems Engineer Job Code: 26739 Job Location: Colorado ... implementing patches, scanning, remediating findings, auditing + Support critical operations during standard and occasional non-standard working hours + Works… more
- L3Harris (Colorado Springs, CO)
- …cyber domains in the interest of national security. Job Title: Senior Specialist , Cyber Infrastructure Systems Engineer Job Code: 26739 Job Location: Colorado ... implementing patches, scanning, remediating findings, auditing + Support critical operations during standard, and support non-standard (eg nights, weekends) working… more
- L3Harris (Lompoc, CA)
- …cyber domains in the interest of national security. Job Title: Senior Specialist , Cyber Infrastructure Systems Engineer (Relocation Available) Job Code: 26440 ... to production systems to a schedule. + Support critical operations during standard and non-standard working hours, to include...prior related experience. + Top Secret / SCI security clearance required. + DOD 8570.01M IAT 2 certification. Preferred… more
- L3Harris (Rochester, NY)
- … cyber domains in the interest of national security. Job Title: Senior Specialist , Cyber Intelligence (ISSM) Job Code: 25037 Job Location: Rochester, NY Job ... systems and has the ultimate responsibility for the day-to-day security operations of complex enterprise environments. This candidate must be knowledgeable in… more
- L3Harris (Plano, TX)
- … cyber domains in the interest of national security. Job Title: Specialist Cyber Intelligence/Network Administrator Job Code: 24559 Job Location: Plano, TX ... with strict security standards. This role requires a valid security clearance , understanding of network security protocols, and hardening of network equipment.… more