98 information systems security engineer iii jobs at 57 companies in United States

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
4d
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Sr. Information Systems Security Engineer III (6713)
Washington, District of Columbia, United States
$175k-$200k/yr OnsiteFull Time
MetroStar
MetroStar: Provides digital transformation and IT services to government agencies.
7+ YOEActive TS/SCI clearance, 10–12 years total experience with 7 years in information systems security engineering, RMF/ICD 503 experience, Bachelor's or equivalent, strong communication skills.
Zero Trust, RMF, ICD 503
2w
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Information Systems Security Specialist III
Crane, Indiana, United States
OnsiteFull Time
TRISTAR
TRISTAR: Provides engineering and IT services to the U.S. military.
5+ YOE5-10 years related experience; US citizenship and ability to obtain/maintain security clearance; AS or BS in engineering/computer/communications or equivalent military experience; ability to install, maintain, and secure communication systems.
2w
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Information Systems Security Engineer (ISSE)
Washington, District of Columbia, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOEActive Top Secret with SCI, DoD 8570.1-M IAT Level III certification (CASP/GCIH/CISA/CISSP), 3–5+ years experience depending on degree, expertise in networking, cloud security (AWS/Azure), Kubernetes, DevSecOps, NIST RMF/STIGs, and tools like Tenable Nessus, CyberArk, Splunk.
Tenable Nessus, ACAS, Qualys, CyberArk, Trellix ePO, Splunk Enterprise, VMware vSphere, GitLab, Microsoft Windows Server, Red Hat Enterprise Linux, Ubuntu Linux, PowerShell, Python, Bash, Ansible, Kubernetes, AWS, Azure
3mo
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Information Systems Security Engineer (ISSE) (SME)
Huntsville, Alabama, United States
OnsiteFull Time
IPT Associates
IPT Associates: Provides IT and professional services to federal government agencies.
15+ YOEMaster's degree; 15 years of relevant experience; active security clearance; DoD 8570 Level II/III certification desired; strong communication and organizational skills.
RMF, NIST, DoD 8570
1mo
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Information Systems Security Engineer (ISSE) - Navy - Norfolk
Norfolk or Tysons or Richmond
$122k-$211k/yr HybridFull Time
LMI
LMI: Provides management consulting and digital solutions to federal government agencies.
8+ YOEBachelor's degree required; DoD 8570 Level III (e.g., CISSP); 8+ years IT/cybersecurity experience; 4+ years security engineering; 2+ years DoD support; cloud (AWS/GCP/Azure) experience; ability to obtain Secret+ clearance.
AWS, GCP, Azure, DevOps, DevSecOps, IoT, OT, IoMT, LAN, WAN, RMF, ATO
5d
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Information Systems Security Engineer (ISSE)
Landover, Maryland, United States
OnsiteFull Time
Dobbs Defense Solutions
Dobbs Defense Solutions: Providing IT and cybersecurity solutions for government missions.
3+ YOEActive Top Secret/SCI clearance, DoD 8570 IAT Level III cert (CISSP/CISA/GCIH/CASP+/SecurityX or equiv), 3+ years relevant experience, NIST RMF/DoD STIGs/FedRAMP knowledge, cloud and vulnerability tool experience.
Tenable Nessus, ACAS, Qualys, Trellix ePO, Splunk Enterprise, PowerShell, Python, Bash, Ansible, CyberArk, VMware vSphere, GitLab, Microsoft Windows Server, Red Hat Enterprise Linux, Ubuntu Linux, Kubernetes, AWS, Azure
2w
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Information Systems Security Engineer / ISSE (HPC)
Arlington, Virginia, United States
$165k-$200k/yr OnsiteFull Time
American Systems
American Systems: Providing strategic engineering and IT solutions for government programs.
5+ YOEActive Top Secret/SCI, 5+ years designing and implementing enterprise security solutions (Linux/Windows), RMF/JSIG experience, hands-on assessments, authoring RMF/JSIG artifacts, and DO D 8140 IAT Level III-equivalent certification.
RHEL, Windows, SAP, JSIG, RMF, NIST SP 800-53, SSP, POA&M, Splunk Enterprise, HBSS, McAfee ePO, ENS, DLP, Linux, Cisco, SQL, Oracle, eMASS, Xacta
6d
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Senior Information Systems Security Engineer (ISSE)
Virginia Beach, Virginia, United States
$160k-$180k/yr OnsiteFull Time
ASEC
ASEC: Provides engineering and flight support services for military aviation.
10+ YOE10+ years supporting DoD RMF, maintaining SSPs, POA&Ms, continuous monitoring, vulnerability remediation (ACAS/SCAP/STIGs), and authorizations; IAM-III certification and U.S. Top Secret clearance required.
ACAS, SCAP, DISA STIGs, RMF, DoDI 8510.01
1mo
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Information System Security Specialist III
Charleston, South Carolina, United States
OnsiteFull Time
Goldbelt
Goldbelt: Provides government contracting, tourism operations, and marine transportation services.
5+ YOESenior-level cybersecurity engineering, cloud security, RMF, and compliance oversight in DoD healthcare IT environments.
AWS, Oracle Cloud Infrastructure, Azure, RMF, cloud security
1mo
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Information Systems Security Engineer (ISSE) - Navy - Norfolk
Norfolk or Tysons or Richmond
$122k-$211k/yr HybridFull Time
LMI
LMI: Delivers management, technology, and analytics solutions for federal agencies.
8+ YOEBachelor's degree in relevant field, DoD 8570 Level III (e.g., CISSP), 8+ years IT/cybersecurity experience, 4+ years networking experience, 2+ years cloud (AWS/GCP/Azure), RMF/ATO and Secret+ clearance eligibility required.
AWS, GCP, Azure, IoT, OT, IoMT, RMF, ATO, DevOps, DevSecOps
2mo
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Systems Engineer III
Alexandria, Virginia, United States
OnsiteFull Time
Akima
Akima: Delivers mission-critical services and technology to federal agencies.
5+ YOE5-7 years of systems engineering experience; DoD 8140 IAT Level II certification; VMware certification; DoD DIARMF/ACAS/HBSS and security requirements experience; strong TCP/IP and network design knowledge.
Windows Server, Active Directory, DHCP, DNS, WSUS, SCCM, HBSS, ACAS, DIARMF, STIG, DoD 8140, SDN, VCP, VMware
3mo
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Systems Engineer III
Tidewater or San Diego
$110k-$180k/yr OnsiteFull Time
Saalex
Saalex: Provides engineering, IT, and mission support for defense agencies.
5+ YOE5–7 years of relevant field experience; Bachelor's degree or equivalent; enterprise IT experience; RMF, STIGs, and DoD environments; eligible for security clearance.
RMF, STIGs, Cloud, Virtualization, DoD environments, AWS, Security+, RHCSA
1mo
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Information System Security Specialist III
Charleston, South Carolina, United States
OnsiteFull Time
Goldbelt
Goldbelt: Alaska Native providing government contracting and technology solutions.
5+ YOESenior-level cybersecurity engineering, cloud security, RMF compliance; TS/SCI clearance; 5+ years cloud computing; AWS/Azure/OCI experience; DoD healthcare IT experience preferred.
AWS, Oracle Cloud Infrastructure, Azure, RMF, cloud security, virtualization, security monitoring
2mo
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Security Engineer III - AMZ9956912
New York, New York, United States
$175k-$237k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
4+ YOEBachelor’s degree or foreign equivalent in Computer Science, Engineering, Information Systems or Technology, Mathematics or related field; four years of relevant experience; or six years if degree is substituted. Experience in application and infrastructure information security, threat modeling, vulnerability remediation, programming (Java, C, C++,...
Java, C, C++, Perl, Ruby, Python
3w
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SECURITY SYSTEMS ENGINEER III - PALO ALTO FIREWALL
United States
OnsiteFull Time
Moffitt Cancer Center
Moffitt Cancer Center: Comprehensive cancer treatment and medical research facility.
10+ YOEBachelor's in Computer Science or Information Systems, 10+ years IT experience including network/security disciplines, experience designing and managing firewalls, SIEM/XDR deployment, threat/vulnerability remediation, and infrastructure security.
Palo Alto Firewall, SIEM, XDR, VPN, IoT, OT
3w
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Information System Security Engineers
Annapolis Junction or Fort Meade
OnsiteFull Time
Artera Technologies
Artera Technologies: Provides software and systems engineering for the intelligence community.
14+ YOEDesign, develop, implement, and integrate IA architectures and secure enclave/network designs; 14 years IASAE experience, 2 years security risk assessment experience; TS/SCI with polygraph required; IASAE Level III certification required.
Public Key Infrastructure (PKI), Computer Network Operations (CNO), AI/ML, DevOps
6d
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Cyber Security Systems Engineer III
Chantilly, Virginia, United States
$220k-$225k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
Extensive cybersecurity engineering experience with risk management frameworks, secure SDLC, accreditation leadership, and risk assessment; strong collaboration and technical judgment.
3mo
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Information Systems Security Manager (ISSM)
Mechanicsburg, Pennsylvania, United States
$115k-$175k/yr OnsiteFull Time
LMI
LMI: Provides management consulting and digital solutions to government agencies.
5+ YOE5+ years DoD cybersecurity experience, bachelor’s in engineering/CS/IT, RMF lifecycle experience, DoDD 8140 IAM Level III (CISSP/CISM/GSLC) required, Navy RMF familiarity, PII protection knowledge, active Secret clearance.
RMF, OWASP Top 10
1mo
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Systems Security Engineer II or III
Des Moines, Iowa, United States
$88k-$122k/yr HybridFull Time
Bankers Trust
Bankers Trust: Privately owned bank offering personal and business financial services.
6+ YOEFour-year degree in Computer Science or equivalent, 6+ years network/security experience (8+ for senior level), cybersecurity certifications preferred (Security+, CEH, GSEC, OSCP, CISSP), experience with SIEM, DLP, firewall, endpoint, and forensic analysis.
Microsoft Visio, Microsoft Office, Windows, Linux/Unix, SIEM, SCCM, DLP, AV/AS, IPS, IDS, Firewall, Application Whitelisting, Endpoint Detection and Response, antivirus/anti-malware, Web and Email Filter, Encryption, Password Management, Identity Access Management, Mobile Access Management, VPN, MFA, Carbon Black, Cylance +Optics, Cisco ISE, Umbrella, Meraki, Palo Alto Panorama, Proofpoint, ObservIT, Digital Persona HID, F5, Varonis, NMAP, vulnerability scanners, SOC
2mo
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MSP - Tier III Systems Engineer
Louisville, Kentucky, United States
OnsiteFull Time
Technology Plus
Technology Plus: Managed IT, telecom, and security infrastructure for businesses.
Tier III Systems Engineer with IT infrastructure, networking, security, and project support; bachelor’s degree preferred; relevant certifications encouraged; strong problem-solving and communication.