2,552 Results for

Network Security Jobs in Adelphi, MD

Jobs

New!

Manassas, VA2 days ago

$120,000–$150,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our team specializes in securing critical systems through authorization management, risk mitigation strategies, vulnerability assessment processes, and cybersecurity engineering practices designed to support evolving compliance and operational requirements.

Washington, DC23 days ago

$75–$80 Per Hour
Full-time
Employee

The Washington Metropolitan Area Transit Authority (WMATA) is seeking resources to build, test, support, and deploy Palo Alto firewalls to support the WMATA partners' Router replacement project. Or minimum of 8 years of demonstratable experience in Palo Alto security solutions or equivalent work experience demonstrating expertise in Palo Alto Firewall configurations and device management.

Dulles, VA10 days ago

Full-time
Employee

The ideal candidate will possess advanced technical expertise in networking and security, demonstrate exceptional communication skills, and be capable of creating and updating policies and procedures in a clear and concise format. Monitoring and Incident Response: Oversee the monitoring of network activity and respond promptly to security incidents, minimizing impact and ensuring continuity.

New!

West McLean, VA2 days ago

$190,000–$235,000 Per Year

A mission-focused engineering organization supporting classified U.S. Government programs is seeking an experienced Data Center Operations & Security Lead to oversee secure infrastructure environments within a high-availability facility. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

New!

Columbia, MD6 days ago

$41.26–$66.30 Per Hour

Join the client Accredited Testing and Evaluation (AT&E, Common Criteria/FIPS) team and seize the exciting opportunity to work in the growing IT Security field supporting National defense. Columbia, Maryland, is a vibrant community known for its diverse culture and proximity to major metropolitan areas, offering a great blend of suburban and urban living.

Reston, VA7 days ago

Provide assistance and oversight for all information systems operations activities, including computer and telecommunications/communications operations, data entry, data control, LAN/MAN/WAN administration and operations support, operating systems programming, system security policy procedures, and/or web strategy and operations. Perform a variety of systems engineering tasks and activities that are broad in nature and are concerned with major systems design, integration, and implementation, including, hardware, software, budgetary, and support facilities and/or equipment.

New!

Falls Church, VAToday

Experience: 8+ years in a technical Cybersecurity Engineering role, with at least 4 years focused on large-scale cloud or hybrid environments, and a portfolio of projects where AI or Machine Learning was directly applied to solve security or operational scaling problems. • API-First Automation: Deep expertise in building "glue code" that connects disparate COTS and custom applications via secure, automated APIs to streamline cross-functional business activities.

Springfield, VA8 days ago

$95,000–$95,000 Per Year

Knowledge and experience with routing and switching protocols (e.g., OSPF, EIGRP, BGP, Spanning Tree Protocol, ISAKMP, ESP, SIP, SCCP) . System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

New!

Rockville, MD3 days ago

Job Description: Summary: The CIOCC Tier 1 Analyst shall be responsible for the following, but not limited to: Analyze and respond to security events and incidents from SIEM, Firewall (FW), Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS), Endpoint Security Solutions, Network Access Control (NAC) and other client data sources. • 1-3 years of security operations center environment experience or recent college graduate with industry certifications.

Washington, DC8 days ago

Strong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. • Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.

Washington, DC8 days ago

Strong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.

Bethesda, MD8 days ago

$85,000–$85,000 Per Hour

Utilize network tools to diagnose, trace, and validate activity on LAN ports, network gear, and endpoints, analyzing logs and traffic. Requires: professional certification (CCNA or CCNP).Support the network infrastructure for LAN/WAN services at the National Institutes of Health (NIH) on behalf of the Center for Information Technology (CIT).

New!

Reston, VA1 day ago

Collaborate with security engineers, compliance officers, and business managers to ensure policies are both technically sound and operationally practical. • The enforced dress code is business casual, i.e., collared shirt with slacks for men, no skirts above the knee for women.

McLean, VA21 days ago

$70.47–$86.85 Per Hour
Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Manassas, VA9 days ago

Full-time
Employee

Employment Type: Contract-to-HireJob SummaryWe are seeking an experienced Senior OT Network Architect to lead the design, implementation, and modernization of Operational Technology (OT) network infrastructure in a mission-critical industrial environment. Develop network segmentation strategies using ISA/IEC 62443 zones and conduits models.

New!

Manassas, VA2 days ago

$95,000–$115,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.

New!

Herndon, VA2 days ago

$110,000–$165,000 Per Year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.

New!

Manassas, VA2 days ago

$95,000–$115,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are seeking a proactive Junior Systems/Software Integration Engineer to assist with the deployment, configuration, and validation of complex software solutions across multiple computing environments.

New!

Manassas, VA2 days ago

$80,000–$100,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.

Reston, VA7 days ago

$96.21–$99 Per Hour

Mentor junior and senior team members, install, tune, upgrade, troubleshoot, and maintain all relevant computer systems including OS administration, user management, and networking. Implement risk and opportunity management plans, assess risks, develop mitigation and disaster recovery plans, and oversee engineering project planning and execution.

Fort Belvoir, VA8 days ago

$106,681–$246,980
Full-time
Employee

Will analyze site survey reports, recommend network modernization upgrades, craft network architectures, and assist operations leads in creating deployment plans and executing capability roll outs. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Washington, DC13 days ago

$21–$28 Per Hour

Qualifications/Background Profile: Proven experience in a desktop support or IT helpdesk role, preferably at Level 2. Strong knowledge of Windows and macOS operating systems. This role involves troubleshooting hardware and software issues, managing user accounts, and ensuring the smooth operation of desktop environments across the organization.

Baltimore, MD8 days ago

$40–$50 Per Hour
Full-time
Employee

Job Details:Role: VMWARE Infrastructure EngineerLocation: Baltimore, MD ( On-site with Hybrid)Duration: 12 Months ContractDuties and Responsibilities:Enterprise Virtualization Management. Education and Years of Experience: Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field (or equivalent experience).

New!

Washington, DC4 days ago

The selected candidate needs to have the necessary skills to provide technical assistance at the customer's physical premises to install, move, troubleshoot, repair, modify, and assist with any issue that may arise with telecommunications and related equipment, wiring, circuits, connections, as well as supporting networking and telephone/data communication services. Responsibilities:Overseeing the day-to-day activities related to installation, verification and maintenance of telecommunications equipment, network ports, ethernet and optical Fiber cabling, IP networks.

Washington DC, DC7 days ago

The role ensures high availability, integration with IT and network infrastructure, and operational excellence of AV technologies that support mission-critical transit operations. The AV Infrastructure Analyst is responsible for designing, implementing, supporting, and managing the lifecycle of enterprise audiovisual (AV) systems across WMATA facilities.

New!

Washington, DC6 days ago

They will be responsible for designing, implementing, and maintaining secure, scalable, and efficient cloud infrastructure for multiple environments (e.g., development, testing, staging, production) of the new application. The DevSecOps Engineer will be instrumental in establishing best practices for cloud-native application development, enhancing our security posture, and enabling agile and efficient operations.

New!

Reston, VA4 days ago

Advanced routing and traffic engineering (BGP, OSPF/ISIS), path control, and convergence considerations SDWAN and secure connectivity patterns (SASE/SSE where applicable), including segmentation and policy design, QoS design (marking, queuing and shaping), performance engineering (latency/jitter/loss), and capacity planning. • Recommend optimized WAN solutions to Chief Engineer in support of current and long-range planning; collaborate with technical leads to select, recommend, and obtain approvals for tools and technologies that improve efficiency, reduce cost, and increase customer satisfaction.

Alexandria, VA9 days ago

$160,000–$175,000 Per Year

We are seeking a Senior Telecommunications Design Engineer to support a secure federal communications environment responsible for maintaining and modernizing mission critical telecommunications and data center infrastructure. The engineer will develop engineering documentation and infrastructure designs supporting secure voice, data, and communications systems within a high availability environment.

Washington, DC7 days ago

$31.44–$44.36 Per Hour

This role is responsible for ensuring the performance, availability, and security of storage infrastructure, while also supporting IPv6 configuration and troubleshooting across storage platforms. Candidate Privacy To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://peaktechnical.com/privacy-policy/and https://peaktechnical.com/ca-residents-privacy-rights/

New!

Arlington, VA1 day ago

$100,000–$120,000 Per Year
Contractor

Identifying the cause of an incident and recognizing the key elements to ask external entities when learning the background and potential infection vector of an incident, · Receiving and analyzing network alerts from various sources within the enterprise and determine possible causes of such alerts. · Tracking and documenting Computer Network Defense (CND) incidents from initial detection through final resolution, and work with other components within the organization to obtain and coordinate information pertaining to ongoing incidents.

New!

Washington D.C., DC6 days ago

$120,000–$135,000 Per Year

The Director, IT Solutions is a hands-on technical leadership role responsible for supporting and improving a modern hybrid IT environment while aligning technology solutions with business needs. Ideal candidates will come from smaller organizations or associations where they have worn multiple hats and owned end-to-end technical solutions.

Laurel, MD11 days ago

$100,000–$245,000

As a member of our team, you will provide thought leadership and conduct rigorous analysis and engineering to rapidly develop and demonstrate technologies and integrated systems concepts and solutions that can enable effective joint, integrated, theatre level defense across all operational warfighting domains (land, sea, air, space). Have experience and background in some or all of the following: systems architecture, requirements, interface, and algorithm prototyping and performance analysis, active and passive sensors, target tracking and sensor fusion algorithms and design concepts, command and control concepts, distributed communications systems, advanced kill chain analysis, integrated fire control concepts.

New!

Fort Belvoir, VA5 days ago

Implements the Defense (DOD) Risk Management Framework (RMF) and assists the Information System Security Manager (ISSM) to ensure successful implementation of associated security controls and reviews all RMF documentation packages, and system fielding, operations, or upgrade requirements. Assists with implementing audit measures to ensure compliance with regulatory requirements, participate in organizational inspections and surveys of computer systems, provide inspection results, and assess the adequacy of corrective actions taken.

Manassas, VA13 days ago

$46.97–$71.06 Per Hour

Candidate Privacy To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://peaktechnical.com/privacy-policy/and https://peaktechnical.com/ca-residents-privacy-rights/ We are seeking an experienced engineer to support the design, development, and implementation of advanced control systems for complex manufacturing and process facilities.

Alexandria, VA11 days ago

$150,000–$170,000 Per Year

This role typically supports sensitive government operations requiring strict adherence to security protocols, rapid problem-solving, and the ability to maintain secure communications under demanding conditions. A Senior CSfC Cybersecurity Engineer focuses on creating, deploying, and maintaining NSA-compliant secure communication solutions using layered commercial products.

Washington, DC13 days ago

$200,000–$220,000 Per Year

This role is ideal for a senior engineer who thrives in complex Kubernetes environments, with the ability to design, operate, and optimize large-scale container platforms while supporting modern application architectures. We are seeking a highly experienced Senior Kubernetes Engineer / Platform Administrator to lead the design, deployment, and sustainment of containerized application platforms.

Laurel, MD27 days ago

$85,000–$195,000

You will work in a teamed environment to analyze live tactical sensor data; identify and solve problems that impact mission requirements; compare to physics-based simulations that provide unprecedented realism and new levels of understanding of system performance in operationally realistic environments in the presence of the world's most challenging threats. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

Laurel, MD27 days ago

$125,000–$290,000

This individual will be instrumental in strengthening the Branch’s technical excellence, advancing strategic core competencies, and mentoring high-performing staff to develop and deliver innovative, mission-relevant capabilities aligned with AMDS strategic intent. The successful candidate will be a highly respected member of the DOW community with demonstrated technical depth, systems engineering rigor, and the ability to lead complex, high-impact engineering efforts.

Alexandria, VA13 days ago

$150,000–$180,000 Per Year

Wireless Systems Engineering — Assesses and engineers wireless connectivity solutions across cellular, RF, and related technologies to support high reliability communications. Site Surveys & Measurements — Conducts detailed site surveys, measures signal strength, evaluates RF propagation, and identifies coverage gaps using professional RF test equipment.

New!

Washington, DC3 days ago

The selected candidate needs to have the necessary skills to provide technical assistance at the customer's physical premises to install, move, troubleshoot, repair, modify, and assist with any issue that may arise with telecommunications and related equipment, wiring, circuits, connections, as well as supporting networking and telephone/data communication services. Scope: The tasks to be performed under the scope of this statement of work must be completed under the direction, oversight, and prioritization of the Endpoint Technology Support manager and/or designated US Government Client TSS Project Leads.

Arlington, VA8 days ago

$50–$60 Per Hour

Requirements 10+ years of telecommunications and networking experience with PSTN, VoIP, call centers, IVR, UCaaS, CCaaS, SIP, SBCs, QoS, cloud . Work closely with internal staff (security, network, AD) and managed service providers for solution implementation and issue resolution .

New!

Reston, VA3 days ago

Remote

Technology Stack: Experience with AI/ML libraries, low-code/no-code tools, Microsoft Power Tools, Splunk, Databricks, SharePoint, Okta automation, ServiceNow ticket generation, cloud platforms (AWS, GCP, Azure), and a RPA (Robotic Process Automation) platform. Proven hands-on experience with AI/ML libraries, low-code/no-code tools, cloud platforms (AWS, GCP, Azure), Microsoft Power Tools, Splunk, Databricks, SharePoint, Okta automation, ServiceNow, and an RPA platform is required.

Laurel, MD27 days ago

$105,000–$290,000

We have custom facilities tailored to specific classes of systems including foreign materiel, telecommunications/network infrastructure, and industrial systems as well as general reverse engineering labs. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

New!

Laurel, MD2 days ago

$100,000–$245,000

Our engineers and analysts apply a wide-range of disciplines such as sensor and data fusion, signal and image processing, operations research, applied physics, and artificial intelligence to build systems that automatically or autonomously orchestrate sensors, process data into information, and make intelligent inferences and predictions about complex threats and environments. Have domain knowledge in ISR processes, systems, platforms, and sensors used by the US military and intelligence community; Navy and Air Force kill chain concepts; targeting, C2, and mission planning processes and tools; threat systems, weapon platforms and systems, and communications networks.

McLean, VA9 days ago

The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.

New!

Bethesda, MD6 days ago

$100,000–$120,000 Per Year

Utilize various security tools like Tenable Security Center, Splunk, MS Defender, SEIM, Symantec DLP, Netsparker, Penetration Testing, Service Now, Web Application Security, Data Loss Prevention, Incident Response, Forensics, Security Tool Evaluation, and Endpoint Protection (Cylance). Bachelor’s or Master’s Degree in Information Technology or related disciplines; or have equivalent and direct experience with the management, operation, and direction of a network and/or security operations center.

Washington, DC8 days ago

$57,000–$79,000 Per Year

The Tier 1 Analyst collaborates with IAM, cybersecurity, and project teams to ensure secure access provisioning, support incident response efforts, and contribute to maintaining compliance with federal and client security requirements. This role is responsible for executing day-to-day access management tasks, supporting users, and assisting in the protection of systems and data through security analysis, monitoring, and compliance activities.

McLean, VA21 days ago

Temporary
Contractor
Full-time

The ideal candidate will have strong, infrastructure-focused experience with hands-on knowledge of designing and supporting AWS platform solutions, including native services like EKS, and automating deployments with CloudFormation and CI/CD pipelines. Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles.

Fairfax, VA8 days ago

$153,605–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking a SME Information System Security Manager (ISSM) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience.

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Network Security Jobs in Adelphi, MD

Systems Security Engineer - RMF Jobot

Network Security Engineer CSZNet, Inc.

Security and Network Administrator SOFIE

Data Center Operations & Security Lead (TS/SCI w/ Poly) Jobot

FIPS 140 Security Engineer PEAK Technical Staffing

Network Engineer II NuAxis Innovations

Sr Cloud Security Engineer PlanIT Group

Network Engineer (TS/SCI) System One

Information Security/Privacy Analyst I PlanIT Group

Senior Cloud Security Specialist (API) - onsite System One

Sr. Cloud Security Specialist (AWS) System One

Network Administrator System One

IT - Information Security/Privacy Analyst II PlanIT Group

Lead Information Security Engineer Genesis10

Senior OT Network Architect Census InfoTech Inc

Software Systems Integration Engineer - RHEL - Secret Clearance Required Jobot

System Integration & Test Engineer Jobot

Software/Systems Integration Engineer (Secret Clearance Required) Jobot

Junior Linux Systems Engineer (RHEL/Clearance) Jobot

Lead Systems Engineer - AWS Cloud System One

Computer/Network Security Systems Specialist (Lead) Company Confidential

Level 2 Desktop Engineer Sparks Group

VMWARE Infrastructure Engineer Creative Global Consulting, LLC

IT - Systems Engineer II PlanIT Group

AV Infrastructure Analyst NuAxis Innovations

Senior IT DevSecOps Engineer (onsite) System One

Enterprise Architect PlanIT Group

Telecommunications Design Engineer System One

Storage Engineer PEAK Technical Staffing

Incident Manager - III Base One Technology

Director, IT Solutions Sparks Group

Long Range Networked Fires Engineer Johns Hopkins Applied Physics Laboratory (APL)

Cybersecurity Analyst DCS Corporation

Instrumentation & Controls Engineer PEAK Technical Staffing

Senior Cybersecurity Engineer (CSfC Specialist) System One

Senior Kubernetes Engineer (TS/SCI) System One

Radar Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)

A4 Non-Kinetic Warfare Branch Chief Engineer Johns Hopkins Applied Physics Laboratory (APL)

Sr. Cellular / RF Engineer System One

Telecom Support Specialist II PlanIT Group

Senior Voice Engineer System One

AI Automation Specialist PlanIT Group

Senior Reverse Engineer / Cyber Capability Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Engineer / Analyst for ISRT & BMC2 Applications Johns Hopkins Applied Physics Laboratory (APL)

DevOps Engineer Capgemini Government Solutions LLC

SOC Analyst Dunhill Professional Search

IAM Analyst Dunhill Professional Search

Cloud Engineer Professional - Hybrid Genesis10

Information Systems Security Manager ISSM (Engineer Info Assurance 5) Company Confidential

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