UNKNOWN

FEED

Familiarity with any technology that aligns with future operations strategy is a plus; Microsoft M365, Azure cloud, DoD Classified Environments, SD-WAN, IaaS/PaaS, datacenter to cloud transition, Cisco DNA, routers, ISE, BGP, OSPF; SD-WAN; IaaS/PaaS; datacenter-to-cloud. Extensive experience working in a role supporting classified planning, design, implementation, administration, and troubleshooting of LAN/WAN/WLAN and cloud solutions for classified, DoD, Intelligence Community, or secure enterprise IT environments.

YEAR

<p>The RAND Corporation is a research organization that develops solutions to public policy challenges to help make communities throughout the world safer and more secure, healthier and more prosperous. RAND’s research and analysis address issues that impact people everywhere, including security, health, education, sustainability, growth, and development. Headquartered in Santa Monica, California, RAND has approximately 1,950 people from more than 50 countries working in offices in North America, Europe and Australia, with annual revenues of more than $357 million.</p>
<p>RAND is nonprofit, nonpartisan, and committed to the public interest.  Our research is sponsored by government agencies, international organizations, and foundations. We rely on philanthropic support to pursue visionary ideas; address critical problems that are under-researched; and devise innovative approaches for solving acute, complex, or provocative policy challenges. RAND values objectivity and integrity in both its research processes and internal interactions. We emphasize a collegial environment that respects the contributions and dignity of all staff.</p>

RAND

Classified IT Network Engineer (DC)

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FULL_TIME

Administer, configure, maintain, and troubleshoot Palo Alto Networks firewall infrastructure, including firewall software, operating system and software upgrades, security policies, routing, access control lists (ACLs), NAT, VPNs, security profiles, logging, and related firewall configurations. Halvik is a highly successful WOB business with more than 50 prime contracts and 500+ professionals delivering Digital Services, Advanced Analytics, Artificial Intelligence/Machine Learning, Cyber Security and Cutting-Edge Technology across the US Government.

Halvik

Network Engineer

Talent Acquisition

In lieu of a Master’s degree, a Bachelor’s degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years of relevant professional experience providing Network Engineering support for a total of eight (8) years. A Master’s degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline from an accredited college or university and six (6) years of relevant professional experience providing Network Engineering support and training commensurate with network engineering curriculum.

HOUR

Wyetech

Network Engineer 2

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Leads a team of professionals that Provides full life-cycle support for all network services, including the installation, tuning, testing, monitoring, operation, maintenance, upgrading, patching, break/fix, and management of designated network distribution systems and associated equipment for all levels of security classification. Demonstrated experience in overseeing and troubleshooting complex Local Area Networking (LAN) issues and resolving Wide Area Networking (WAN) problems and implementing, integrating, and supporting of cost-effective, high-performance IP and LAN/WAN solutions.

All Native Group

Senior Network Engineer

[AW]-iCims

ADAPTED_NOW

Expertise in large-scale IP Networking & Testing with backbone routers (Juniper MX and Cisco ASR9K) running ISIS, BGP/MP-BGP (multi AS), MPLS routing protocols, switches and testing gear including traffic generators from IXIA, Spirent Test Center and Agilent N2X. These technologies include network devices (routers, switches, firewalls, and Intrusion Detection Systems (IDS), and services Authentication, Authorization and Accounting (AAA), Access Control List (ACL), secure remote access (i.e Secure shell, Secure VPN, IPSec), and IPv6 capable devices.

By Light Professional IT Services

IP Network Test Engineer

Ivy Exec

We are looking for candidates to provide Cybersecurity expertise to systems and projects to ensure that the appropriate security features and safeguards are designed, integrated, and implemented for all information systems. Nexxis Solutions is supporting current and near-term efforts to provide information and system security engineering, life cycle solutions, system security testing, risk assessment, and continuous monitoring.

Nexxis Solutions

Information / Cybersecurity Engineer (Clearance Required)

Applies system security engineering expertise in one or more of the following to: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing. Designs, develops, implements and/or integrates IA and security systems and system components including those for networking, computing, and enclave environments to include those with multiple enclaves and with differing data protection/classification requirements.

Full Scope

Information Systems Security Expert (ISSE) (Mid to Senior Level)

Founded by two engineers, its systems, software, and hardware engineering teams model, analyze, design, integrate, develop, and deploy complex mission systems side by side with government customers, and the company also builds rugged RF hardware for specialized SIGINT applications. Requested degree and major(s): Bachelor's / System Engineering or Computer Science or Information Systems or Engineering Science or Engineering Management.

BizFirst

Systems Engineer (BYSE1-000002)

Security Engineer- Middle will conduct technical security assessments, audits, penetration testing, and forensic IT functions of client/server systems (native and virtual), databases, networks, and vehicle/appliance technology systems. Conduct as needed technical security assessments, audits, penetration testing, and forensic IT functions of USMS client/server systems (native and virtual), databases, networks, and vehicle/appliance technology systems.

Saliense

Cybersecurity Engineer

JOB SUMMARY: The Cyber Security Engineer III is responsible for designing, implementing, and maintaining advanced cybersecurity solutions that protect organizational systems, networks, and data from cyber threats. SUMMARY OF ESSENTIAL JOB FUNCTIONS: Design, implement, and maintain enterprise security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, and identity management tools.

Trace3 Inc

Cybersecurity Engineer III

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The ideal candidate will be responsible for implementing and managing cloud security controls, developing security automation solutions, integrating security platforms through APIs, and building web-based dashboards and applications to enhance security visibility and compliance across cloud environments. Collaborate with cloud, security, and development teams to enhance security posture and automate operational tasks.

PeopleNTech LLC

Cloud Security Engineer / Security Application Developer

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Experience applying system security engineering principles in areas such as system security design, lifecycle engineering, authentication and authorization mechanisms, cryptography, intrusion detection, contingency planning, incident handling, auditing, configuration management, and change control. Experience with cybersecurity tools such as Rapid7, Tenable/Nessus, HBSS/Trellix, SonarQube, or endpoint detection and response (EDR) platforms, as well as using STIG viewers and compliance tools to assess systems against established security configuration baselines.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Cybersecurity Engineer SME

Our team provides continuous monitoring, threat detection, incident response, and vulnerability management across cloud and on-premises environments, including AWS, Azure, GCP, Oracle Cloud, and SaaS platforms. August 13, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Data Security Engineer

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As a member of our team, you will be responsible for the design, development, integration, and test of communications and network software, including protocol implementation, network services, and distributed systems for the Government across numerous departments and agencies. Architect, develop, integrate, and test software-based command and control, secure communication, and networking systems in operationally-realistic environments, working closely with sponsors to ensure mission success.

Johns Hopkins Applied Physics Laboratory

Network Software Engineer

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. We're looking for an experienced Senior Network Security Engineer who is ready to bring deep technical expertise, curiosity, and a commitment to excellence to our high‑impact programs.

CACI International Inc

Senior Network Security Engineer

Design, configure, implement, troubleshoot, and maintain all security platforms and their associated software, such as firewalls (Security Groups), intrusion detection/intrusion prevention, anti-virus/malware (HBSS), cryptography systems (Vormetric), SIEM (Splunk), and MDM. The Cyber Security Engineer must display an excellent understanding of technology and utilization of Firewalls (Security Groups), VPNs, Data Loss Prevention (DPS), IDS/IPS, Web-Proxy, Security tools, and Security Audits.

Red Key Solutions Llc

Cyber Security Engineer

NetImpact’s core values and commitment to a customer and results-oriented delivery approach has propelled our growth and enabled us to deliver impactful value across Strategic Consulting, Process Automation, Cloud, DevSecOps , Data and Analytics, and Cyber Security for the Federal Government. As Trusted Advisors, NetImpact professionals partner with customer agencies to deliver solutions that empower them to not only meet their missions but also realize their strategic vision through agile, outcome-focused solutions addressing both strategic and tactical requirements.

NetImpact Strategies

Senior Security Engineer

Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. Deep knowledge of pod and workload security: privileged containers, capabilities, host namespaces, host path mounts, service accounts, RBAC, admission control, and network isolation.

X Corp

Security Engineer, Kubernetes

You'll lead the design, deployment, and maintenance of cloud infrastructure used by the organization's AI capabilities, translate high-level stakeholder goals into engineering outcomes and platform solutions, and work within ambiguous problem spaces to define structured solutions the team can execute against. Requirements shift quickly as mission needs evolve and new technologies emerge, so you'll keep sharpening your skills and learning to turn loosely defined problems into working solutions.

Bitwise

Senior AI Infrastructure Engineer, Security & Observability

Candidate must, at a minimum, have one of these certifications: MCSE (Server), Certified AWS SysAdmin, AWS Certified Cloud Practitioner, AWS Certified Developer, AWS Certified Solutions Architect, AWS Certified DevOps Engineer, AWS Certified Advanced Networking, AWS Certified Security, Azure Developer Associate, Azure Solutions Architect. Our Digital Modernization sector is at the forefront of next-generation technology, architecting cutting-edge solutions in cyber defense, logistics optimization, security operations, and decision intelligence.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Security Engineer Jobs in Hanover, MD

Classified IT Network Engineer (DC) RAND

Network Engineer Halvik

Network Engineer 2 Wyetech

Senior Network Engineer All Native Group

IP Network Test Engineer By Light Professional IT Services

Information / Cybersecurity Engineer (Clearance Required) Nexxis Solutions

Information Systems Security Expert (ISSE) (Mid to Senior Level) Full Scope

Systems Engineer (BYSE1-000002) BizFirst

Cybersecurity Engineer Saliense

Cybersecurity Engineer III Trace3 Inc

Cloud Security Engineer / Security Application Developer PeopleNTech LLC

Cybersecurity Engineer SME Leidos

Data Security Engineer Leidos

Network Software Engineer Johns Hopkins Applied Physics Laboratory

Senior Network Security Engineer CACI International Inc

Cyber Security Engineer Red Key Solutions Llc

Senior Security Engineer NetImpact Strategies

Security Engineer, Kubernetes X Corp

Senior AI Infrastructure Engineer, Security & Observability Bitwise

Senior Cloud Engineer Leidos Holdings Inc

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