Senior Network Security Engineer Jobs in Maryland

261 - 280 of 460 Jobs

Sr. Engineer Linux/Cloud EngineerJob Title - Sr. Engineer Linux/Cloud Engineer

CyberData TechnologiesCompany Name - CyberData Technologies

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Bethesda, Maryland, USA

Full-time

Job Title: Systems Engineer (NEI-14) Location: Bethesda, MD CyberData Technologies is seeking an experienced Systems Engineer with a strong background in Linux administration and network infrastructure to support and enhance NEI s IT systems. This position will focus on maintaining and optimizing Linux-based environments with a heavy emphasis on automation and configuration management using Ansible. Key Responsibilities: Plan, coordinate, and execute changes or additions to network hardware, ope

Information Systems Security Officer (ISSO)Job Title - Information Systems Security Officer (ISSO)

LeidosCompany Name - Leidos

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Odenton, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match

Information Systems Security Manager - TS/SCI with PolygraphJob Title - Information Systems Security Manager - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Bethesda, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cloud: Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), RMF, Xacta (Platform)Certifications: NoneExperience: 8 + years of related experienceship Required: Yes Job Description: Seize your opportunity to make a personal i

Cyber Lead / System Security Officer (SSO)Job Title - Cyber Lead / System Security Officer (SSO)

General DynamicsCompany Name - General Dynamics

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Remote

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Other Clearance Level Must Be Able to Obtain: Confidential Public Trust/Other Required: SSBI (T5) Job Family: Information Security Job Qualifications: Skills: Information Technology Security, Security Policies, Vulnerability Management Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: Qualifications: The ideal candidate will have at least seven (7) years of IT knowledge

Cyber Security Architect - Security Architect - Blue TeamJob Title - Cyber Security Architect - Security Architect - Blue Team

SESCompany Name - SES

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Remote

Full-time

Security Architect - Cyber Security Architect - Blue Team Type: W2 With Benefits - No C2C Location: Will Be Supporting Denver, CO Hours The Work You will work with our team of Architects to craft secure design patterns, perform security assessments, and review system designs using a risk-based, threat-modeling approach. The Security Architect will have the following core responsibilities: Partner with business and technology teams to define security designs that meet security requirements and en

Senior Exploitation AnalystJob Title - Senior Exploitation Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Maryland, USA

Full-time

Job Number: R0221509 Exploitation Analyst, Senior The Opportunity: Do you have strong analytic skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national security, and inform our nation's leaders? As a network and access discovery analyst, you will use your spe cia lized te chn ical experience to enable cyber space operations and intelligence collection to enable the success of mission owners. As an analyst on ou

Digital Network Exploitation AnalystJob Title - Digital Network Exploitation Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221518 Digital Network Exploitation Analyst The Opportunity: Do you have strong analytic skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national security, and inform our nation's leaders? As a network and access discovery analyst, you will use your spe cia lized technical experience to support cyberspace operations and intelligence collection to enable the success of mission owners. As a digital

Target Digital Network AnalystJob Title - Target Digital Network Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221515 Target Digital Network Analyst The Opportunity: Do you have strong analytic skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national security, and inform our nation's leaders? As a network and access discovery analyst, you will use your spe cia lized te chn ical experience to support cyberspace operations and intelligence collection to enable the success of mission owners. As a target digita

Telephony Analyst - Security Clearance RequiredJob Title - Telephony Analyst - Security Clearance Required

MaximusCompany Name - Maximus

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Maryland, USA

Full-time

General information Job Posting Title Telephony Analyst Date Wednesday, July 16, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking a Telephony Analyst to manage and support internal-use telephony systems for our Homeland Security customer. This role will provide technical leadership for the design, configuration, maintenance, and troubleshooting of enterprise VoIP and telephony infrastructure, with responsibilities th

Information Systems Security Officer - Clearance RequiredJob Title - Information Systems Security Officer - Clearance Required

Lockheed MartinCompany Name - Lockheed Martin

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Fort Meade, Maryland, USA

Full-time

Job ID: 687607BR Date posted: May. 28, 2025 Description:What We're Doing: Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The unint

Network AdministratorJob Title - Network Administrator

SAICCompany Name - SAIC

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Aberdeen, Maryland, USA

Full-time

Job ID: 2507143 Location: ABERDEEN, MD, US Date Posted: 2025-07-09 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of En

Network AdministratorJob Title - Network Administrator

SAICCompany Name - SAIC

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Adelphi, Maryland, USA

Full-time

Job ID: 2507144 Location: ADELPHI, MD, US Date Posted: 2025-06-30 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of

IT Security SpecialistJob Title - IT Security Specialist

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

IT Security Specialist LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a detail-oriented and dedicated IT Security Specialist to join our team and safeguard our organization's digital assets. In this role, you will be responsible for identifying and mitigating security risks, implementing best practices, and ensuring the integrity and confidentiality of sensitive information. The ideal ca

Network Exploitation AnalystJob Title - Network Exploitation Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Maryland, USA

Full-time

Job Number: R0216694 Network Exploitation Analyst The Opportunity : Do you have strong analytic skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national security, and inform our nation's leaders? As a Network Exploitation Analyst, you will use your spe cia lized technical experience to support cyberspace operations and intelligence collection to enable the success of mission owners. As an Analyst on our team,

Cyber Security Operations ManagerJob Title - Cyber Security Operations Manager

Viasat, Inc.Company Name - Viasat, Inc.

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Remote

Full-time

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do Become a leader in our mission to connect the world securel

Mid Digital Network Exploitation AnalystJob Title - Mid Digital Network Exploitation Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0220152 Digital Network Exploitation Analyst, Mid The Opportunity: Do you have strong analytic skills and a problem-solving mindset? Are you looking for an opportunity to use those skills to support our warfighters, protect our national security, and inform our nation's leaders? As a network and access discovery analyst, you will use your spe cia lized technical experience to enable cyberspace operations and intelligence collection to enable the success of mission owners. As an an

Information Systems Security Manager - TS/SCI with PolygraphJob Title - Information Systems Security Manager - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Bethesda, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cloud:Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), RMF, Xacta (Platform) Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a person

Information Systems Security Manager - TS/SCI with PolygraphJob Title - Information Systems Security Manager - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Bethesda, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cloud: Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), RMF, Xacta (Platform) Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a pers

Information Systems Security Officer - 15k Sign on Bonus!Job Title - Information Systems Security Officer - 15k Sign on Bonus!

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits Leidos Pay and Benefits, including 4 or more weeks Paid Time Off,

Information Systems Security Officer (ISSO I) (Government)Job Title - Information Systems Security Officer (ISSO I) (Government)

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

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Columbia, Maryland, USA

Full-time

Job Description: 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 customers' mission. RIS I is the delivery of regional IT services to the end user. We offer support of end user devices including desktop, w