Network Security Engineer Jobs in District of Columbia

161 - 180 of 652 Jobs

Application Security EngineerJob Title - Application Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Fort Meade, Maryland, USA

Full-time

Application Security Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a cloud computing infrastructure architect, you know how to take advantage of cloud capabilities. On our team of experienced professionals, you'll use cutting-edge enterprise cloud platforms to support your clients as they modernize their IT infrastructure and meet their most challenging missions. We're looking for someone like you to help support national security. Whether m

Cloud Network Security Architect - Must Have (Virtual Firewalls, PAN Flex, Aviatrix) - RemoteJob Title - Cloud Network Security Architect - Must Have (Virtual Firewalls, PAN Flex, Aviatrix) - Remote

Pioneer Corporate Services IncCompany Name - Pioneer Corporate Services Inc

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Remote

Contract, Third Party

Title: Cloud Network Security ArchitectLocation: RemoteDuration: 6 -12 MonthsSpecial Notes: MUST HAVE (Virtual Firewalls, PAN Flex, Aviatrix) This role requires deep expertise in Palo Alto Networks (PAN) VM-Series with Flex licensing, Aviatrix-based cloud networking architectures, and strong understanding of cloud-native design patterns for security, performance, and resilience. Required Qualifications 5+ years of experience in cloud network engineering or security architecture.Proven track rec

Lead, Chief SATCOM Systems Engineer (Security Clearance Required)Job Title - Lead, Chief SATCOM Systems Engineer (Security Clearance Required)

Harris CorporationCompany Name - Harris Corporation

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Dulles, Virginia, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

System Security Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement, and maintain security measures that protect our critical systems and data. In this role, you will work closely with cross-functional teams to identify vulnerabilities, develop robust security solutions, and ensure compliance with indust

DevSecOps Engineer - Security Clearance RequiredJob Title - DevSecOps Engineer - Security Clearance Required

MaximusCompany Name - Maximus

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Maryland, USA

Full-time

General information Job Posting Title DevSecOps Engineer Date Thursday, June 5, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking aDevSecOps Engineerto provide expertise to a federal client in support of their mission critical systems in defense of our Homeland.? As a key member of our team, theDevSecOps Engineerwill play a pivotal role in integrating security practices into the software development lifecycle and ensu

Application Security EngineerJob Title - Application Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221892 Application Security Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a cloud computing infrastructure architect, you know how to take advantage of cloud capabilities. On our team of experienced professionals, you'll use cutting-edge enterprise cloud platforms to support your clients as they modernize their IT infrastructure and meet their most challenging missions. We're looking for someone like you to help support national

Information Security EngineerJob Title - Information Security Engineer

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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Columbia, Maryland, USA

Full-time

Piper Companies is looking for an Information Security Engineer to join healthcare organization. This is based in Columbia, MD with 2 remote days per week. Essential Duties of theInformation Security Engineer: Performs security functions including IAM, vulnerability scanning, light pen testing, daily review of security reports and security systems.Oversee and lead the implementation of security solutions; develop technical and reference architectures throughout the project duration.Monitor info

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

Information Systems Security Engineer (ISSE) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our team and play a critical role in ensuring the security and resilience of our systems and infrastructure. In this role, you will be responsible for designing, implementing, and managing security measures to protect

Sr. AV and Security Applications Engineer - PlacementJob Title - Sr. AV and Security Applications Engineer - Placement

Apex SystemsCompany Name - Apex Systems

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Oxon Hill, Maryland, USA

Full-time

Job#: 2071401 Job Description: Senior AV and Security Applications Engineer Apex Systems is seeking an experienced AV and Security Applications Engineer for one of our large GovCon clients. The ideal candidate will have expertise in Cloud Access Security Broker (CASB) solutions, Trellix products, and the Analyst1 threat intelligence platform. The Senior AV and Security Applications Engineer should feel comfortable optimizing and managing CASB, Trellix, and Analyst1 tool implementations while co

Information System Security Engineer (ISSE) Senior Level(Government)Job Title - Information System Security Engineer (ISSE) Senior Level(Government)

AT&T Inc.Company Name - AT&T Inc.

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Chantilly, Virginia, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located at customer's site. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our cus

Information System Security Engineer 2Job Title - Information System Security Engineer 2

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

ORANGE you glad that you chose RealmOne? RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as we execute t

Information System Security Engineer 3Job Title - Information System Security Engineer 3

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

Network EngineerJob Title - Network Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

Network Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Network Engineer to join our team and play a key role in designing, implementing, and maintaining our network infrastructure. In this role, you will ensure the reliability, security, and scalability of our network systems, troubleshoot issues, and optimize performance to meet the needs of a dynamic and gr

A/V & Security EngineerJob Title - A/V & Security Engineer

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leading AV operati

Information System Security EngineerJob Title - Information System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

Information System Security Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Information System Security Engineer to join our cybersecurity team. In this role, you will design, implement, and maintain security solutions to protect critical information systems and ensure compliance with established security standards. You will collaborate with cross-functional t

Associate Security Specialist EngineerJob Title - Associate Security Specialist Engineer

T-MobileCompany Name - T-Mobile

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Herndon, Virginia, USA

Full-time

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That's how we're UNSTOPPABLE for our employees! Job Overview The Solutions Engineer (SE) partners with

Sr Specialist, Circuit Design Electrical Engineer - Unmanned Systems (Secret Security Clearance)Job Title - Sr Specialist, Circuit Design Electrical Engineer - Unmanned Systems (Secret Security Clearance)

Harris CorporationCompany Name - Harris Corporation

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Ashburn, Virginia, USA

Full-time

Information Systems Security EngineerJob Title - Information Systems Security Engineer

NightwingCompany Name - Nightwing

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Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Network Engineer / Systems Administrator (SA)Job Title - Network Engineer / Systems Administrator (SA)

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

Network Engineer / Systems Administrator (SA) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and proactive **Network Engineer / Systems Administrator (SA)** to join our team and play a pivotal role in maintaining and enhancing our IT infrastructure. In this role, you will be responsible for designing, implementing, and managing network systems, as well as ensuring the reliab

Application Security Engineer || Rockville, MD Hybrid:: W2Job Title - Application Security Engineer || Rockville, MD Hybrid:: W2

1 Point SystemCompany Name - 1 Point System

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Rockville, Maryland, USA

Contract

Title: Application Security Engineer Location: Rockville, MD Hybrid Duration: 12 months Job Responsibilities: Perform security assessments and manual penetration testing using tools such as Burp Suite and other proxy tools.Triage static (SAST), dynamic (DAST), interactive (IAST) analysis results to identify, prioritize and remediate security vulnerabilities.Integrate security practices into C/CD pipeline to support DevSecOps initiative.Maintain documentation of security findings, remediation pla