Top Entry Level Cyber Security Jobs

Install, configure, maintain, and harden RHEL and Windows systems across physical, virtual, and cloud environments. Conduct Nessus vulnerability scans, apply STIG-based security configurations, document system changes, manage Red Hat licensing, and configure Linux applications. The role supports Army systems in classified and unclassified environments, contributes to Authority to Operate requirements through RMF, and uses scripting, automation, virtualization, containerization, and cybersecurity tools to maintain secure cyber postures.

Build and maintain software for public-sector customers while strengthening FSH’s security and compliance posture. The role involves adapting penetration testing and software auditing practices, collaborating with auditors and security vendors, establishing validation frameworks, and automating compliance processes across customized applications. Engineers also gather customer feedback, iterate quickly, and help define engineering culture.

Design and analyze network security and technology solutions while collecting data, documenting requirements, estimating work, and running projects. The role requires knowledge of cloud platforms, application technologies, databases, GIS and location-based systems, SaaS tools, and railroad operations. Responsibilities include supporting customer-facing applications, preparing technical scopes and software requirements, and collaborating independently with strong planning and communication skills.

Lead security architecture and design reviews, define standards for protecting sensitive healthcare data, build automated defenses, guide security monitoring and incident response, translate complex objectives into engineering requirements, and mentor engineers through code and design reviews.

Lead engineering for enterprise network security platforms, including firewall infrastructure, Infrastructure as Code, CI/CD pipelines, Ansible automation, APIs, and scripting. Troubleshoot complex network, cloud, and security issues; establish engineering standards; improve reliability and scalability; manage platform upgrades and vulnerability remediation; and provide technical leadership across engineering, networking, application, cloud, and security teams.

Own end-to-end product security for an internet-connected battery fleet spanning hardware, firmware, software, and cloud. Responsibilities include threat modeling, design reviews, device identity, provisioning, code and OTA signing, authentication, certificate lifecycle, vulnerability analysis, attacker-oriented testing, security standards, tooling, and technical assessments for utility and certification engagements.

Designs, builds, tests, deploys, and supports IAM solutions for workforce and workload identities. Responsibilities include SSO integrations, identity governance, lifecycle management, RBAC and ABAC automation, access certifications, privileged access management, policy enforcement, and operational support with on-call participation. The role also develops automation using scripting and AI/LLMs, secures containerized platforms, implements Zero Trust controls, and integrates enterprise applications and SaaS solutions.

Develops and implements cybersecurity solutions for classified and unclassified Navy systems. Responsibilities include network architecture, firewall and switch configuration, vulnerability mitigation, system hardening, STIG application, security monitoring, Linux and Windows administration, virtualization, and RMF/ATO support. The engineer analyzes logs, recommends network and code improvements, supports design reviews, and collaborates with systems engineers, software developers, and cybersecurity teams.

Secure cloud infrastructure, Kubernetes, containers, data pipelines, identity systems, secrets, CI/CD workflows, and software supply chains. Implement Terraform guardrails, encryption, network segmentation, IAM controls, observability, threat modeling, incident response, red-team exercises, tabletop drills, penetration testing, and compliance controls for creator and AI training data.

Supports cybersecurity engineering for avionics and government systems by assessing risks, developing requirements and controls, designing security architectures, applying NIST controls and STIGs, and supporting certification efforts. The role requires systems thinking, Linux and scripting experience, Cross Domain Solution knowledge, and eligibility for a security clearance. Desired qualifications include C, C++, Java, and Python experience, RMF familiarity, and willingness to travel up to 10%.

Staff Security Platform Engineer responsible for backend integrations and policy platform use cases using Golang, MongoDB, Snowflake, and AWS. Owns technical design through delivery, documents decisions, follows testing and deployment practices, reviews code, and provides technical direction to an IC4 engineer. Collaborates closely with customer stakeholders, communicates risks and progress, and ramps quickly on the customer codebase.

Lead enterprise endpoint security deployments, integrations, upgrades, platform lifecycle management, automation, monitoring, incident response, vulnerability remediation, and operational resilience. Act as a subject matter expert and technical leader, developing scalable endpoint security solutions, guiding architecture, partnering with stakeholders, and supporting strategy, governance, and service ownership across a large enterprise.

Harden and maintain AWS GovCloud, Microsoft GCC High, cloud, endpoint, container, and CI/CD environments for defense applications. Investigate vulnerabilities, secure software supply chains, lead threat modeling, enforce configuration and patching policies, monitor SIEM and cloud security alerts, and support federal compliance with CMMC, NIST, and FedRAMP standards. Collaborate across product, platform, and compliance teams to integrate security into the SDLC and support incident response.

Architect, deploy, configure, administer, and maintain Splunk instances for clients and internal teams. Develop security use cases, configure alerts, evaluate and prioritize security data sources, and guide log collection and forwarding to SIEM platforms. Collaborate with clients, SOC analysts, and project coordinators, participate in project meetings, and support a rotating on-call schedule.

Provides cybersecurity engineering support for government customer systems. Responsibilities include security requirements analysis, network design reviews, security testing, RMF and NIST 800-53 control implementation, vulnerability assessment, security documentation review, and authorization and accreditation guidance. The role coordinates with development teams, evaluates hardware and software security, and supports compliance with cybersecurity standards and customer information assurance processes.

Designs, implements, and maintains secure network infrastructure for Lightning AI’s production and AI environments. Responsibilities include firewall, VPN, IDS/IPS, segmentation, vulnerability assessment, penetration testing, SIEM monitoring, incident response, compliance documentation, access controls, and security automation. The role partners with infrastructure and engineering teams to mitigate threats and optimize security controls.

Design and implement secure architectures for a multi-tenant GPU cloud platform. Conduct threat modeling, security assessments, code reviews, penetration testing, and incident response. Manage SIEM, WAF, and EDR tools; develop security improvements with engineering teams; support compliance with SOC 2, ISO 27001, GDPR, NIST, and CIS Controls; maintain security documentation; and train development teams on secure practices.

Support enterprise security sales by identifying customer requirements, demonstrating Datadog security solutions, providing technical expertise during evaluations and proof-of-value initiatives, and developing proposals and sales materials. The role partners with sales, product, and engineering teams, tracks security trends and vulnerabilities, influences product development, and represents Datadog at industry events. Travel up to 30% is required.

Build, deploy, and operate infrastructure security tooling, automated controls, and security services across public and private cloud environments. Develop scalable frameworks and automation to address security issues, advise service teams, and improve infrastructure security. The role requires expertise in Linux or containers, cloud security, threat modeling, NIST standards, Kubernetes, CI/CD, container security, encryption, and authorization. An active TS/SCI with CI polygraph clearance and U.S. citizenship are mandatory.

Own and strengthen security across systems, networks, and infrastructure. Design firewalls and IDS/IPS capabilities, conduct security audits and vulnerability assessments, detect and respond to threats, establish organization-wide security practices, collaborate with engineering and operations, and support customer security questionnaires and technical requirements.

Design and present Qualys-based cybersecurity solutions for federal enterprise customers. Lead technical presales engagements, proofs of concept, architecture workshops, compliance assessments, and deployment health checks. Advise customers on asset and vulnerability management, patching, threat detection, cloud and application security, and compliance. Partner with sales, product management, marketing, and strategic partners to secure technical wins, influence product roadmaps, enable field teams, and create technical content. Requires at least 30% customer travel.

Performs cybersecurity implementation and assessment activities for nuclear power plant upgrades and projects. Responsibilities include developing critical digital asset lists, conducting assessments, walkdowns, testing, and technical presentations; preparing specifications and modification packages; defining design criteria; selecting equipment; and configuring and testing digital devices. Requires collaboration with engineering teams, compliance with NRC regulations and nuclear industry standards, client-site travel, and maintenance of unescorted nuclear plant access.

Own and evolve security infrastructure for AI foundation-model platforms across compute, storage, networking, and data systems. Architect secure Kubernetes and cloud patterns, manage identity and secrets, secure data pipelines, create threat models, and automate policy enforcement and security checks. Partner with research and engineering teams to deliver scalable systems with strong security, reliability, and performance.

Conduct cyber penetration testing, adversarial security assessments, system exploitation, network and architecture analysis, and security architecture reviews. Test enterprise systems, hypervisors, Windows installations, and cloud services; analyze results; and develop risk, threat, and mitigation plans. The role also communicates vulnerabilities and risk posture to senior executives and performs complex technical tasks with minimal direction.

Build and scale internal security systems, analyze security data from logs and endpoints, design detection technologies, assess infrastructure risks, recommend remediation, and execute projects improving intrusion detection, scanning, testing, and response capabilities.