Senior Network Security Engineer Jobs in District of Columbia

321 - 340 of 647 Jobs

Information System Security OfficerJob Title - Information System Security Officer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0223192 Information System Security Officer The Opportunity: Are you looking for an opportunity to share your experience in information system security to safeguard our nation? As an information system security engineer, you can identify the system security needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the implementation of a cross-domain system that will secure the enterprise. In this role, you'll use your kn

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

CyberData TechnologiesCompany Name - CyberData Technologies

•

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

FIPS 140 Security Engineer (CVP Cert/CMVP Cert)Job Title - FIPS 140 Security Engineer (CVP Cert/CMVP Cert)

Protos ITCompany Name - Protos IT

•

Remote

Contract

title: FIPS 140 Security Engineer Location: Columbia, MD duration: 6 months No ClearanceClient: Leidos Accredited Testing and Evaluation (AT&E, Common Criteria/FIPS) team. In joining the Leidos Accredited Testing and Evaluation (AT&E, Common Criteria/FIPS) team, you will get an exciting opportunity to work in the growing IT Security field in support of National defense. The products you will touch will be deployed into larger systems and/or deployments to facilitate secure communications for ou

Security EngineerJob Title - Security Engineer

Source Code Technologies LLCCompany Name - Source Code Technologies LLC

•

Remote

Full-time

Job Title: Security Engineer Location: Remote Duration: 24 Weeks, 6 Days (approx. 6 months) - Possibility of extension Candidates without Sponsorship only are encouraged to apply.Key Responsibilities:Configure, maintain, and optimize F5/BigIP devices and services.Provide operational support for F5 Load Balancers and Web Application Firewalls (WAF).Participate in continuous improvement initiatives for system performance and security posture.Collaborate across infrastructure and application teams

Senior Workday HCM Consultant (Core HCM and Security, Configuration, Production)Job Title - Senior Workday HCM Consultant (Core HCM and Security, Configuration, Production)

Indotronix International CorpCompany Name - Indotronix International Corp

•

Remote

Contract

Senior Workday HCM Consultant (Core HCM and Security, Configuration, Production, Stabilization)Location: REMOTE. can work fully remotely.Note: Must be authorized and willing to work on W2. Cannot do C2C or 1099 or Corp to Corp.Senior PM/BA skilled with Design and Configuration expectations.Key Skills for the right candidate:Must have significant Workday experience - Core HCM and Security space.Recent Configuration experience.Must have experience in Production Support and around stabilization per

Cloud Security Assessor - ExpertJob Title - Cloud Security Assessor - Expert

GuidehouseCompany Name - Guidehouse

•

Reston, Virginia, USA

Full-time

Job Family: Technology Consulting Travel Required: Up to 25% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: The SCA advises key stakeholders, such as the Program Office, Data Owner, and Authorizing Official/Delegated Authorizing Official, concerning the security categorization and impact levels for confidentiality, integrity, and availability of the information on a system. The SCA conducts a comprehensive assessment of the security controls employed within or inh

Electronic Security Systems Designer / Engineer (Job number: 1229)Job Title - Electronic Security Systems Designer / Engineer (Job number: 1229)

Johnson Controls, Inc.Company Name - Johnson Controls, Inc.

•

Remote or Huntsville, Alabama, USA

Full-time

We are seeking a Security Systems Application Engineer to join our federal team supporting project sites in the Huntsville, AL area. It is a remote / virtual (work from home) role with the ability to travel to project sites as needed. Our Engineers on this team get the unique opportunity to support some of our top government and military sites all over the United States, as well as some overseas. Our Engineers are engaged in the full lifecycle of a project from pre-sales to closeout. These dutie

Sr Director Analyst - Data Security Product Manager (Remote United States)Job Title - Sr Director Analyst - Data Security Product Manager (Remote United States)

GartnerCompany Name - Gartner

•

Remote

Full-time

About The Role Gartner Analysts are industry thought leaders who create must-have research, market predictions and best practices for a broad range of world-leading organizations. A Senior Director is a leader in Gartner's Research and Advisory sector, establishing oneself as a credible voice within their designated regional and global markets. The Senior Director plays a significant role in producing pragmatic and provocative research which Gartner clients consume to propel their business towa

Senior Systems Engineer - New York CityJob Title - Senior Systems Engineer - New York City

Motorola SolutionsCompany Name - Motorola Solutions

•

Remote or New York, New York, USA

Full-time

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil

Enterprise Security Operations Center (ESOC) at the National (NNSA) Pending OpportunitiesJob Title - Enterprise Security Operations Center (ESOC) at the National (NNSA) Pending Opportunities

SAICCompany Name - SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2506240 Location: WASHINGTON, DC, US Date Posted: 2025-05-30 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: DOE Q Potential for Remote Work: No Description SAIC is seeking incumbent and external talent to support the Enterprise Security Operations Center (ESOC) at the National Nuclear Security Administration (NNSA). These positions will provide services to

Security EngineerJob Title - Security Engineer

Secur-ServCompany Name - Secur-Serv

•

Remote

Full-time

As a SIEM Engineer at Cortex XSIAM, your main duties will involve aiding in customers' log migration and detection plans. Working alongside the technical lead, you will ensure the integration of all necessary log sources into XSIAM using industry standards and meeting client specifications. Your role will also require devising effective detection strategies, utilizing correlation rules to safeguard clients from potential threats. Over six years of experience in implementing and integrating Secu

Principal Security ResearcherJob Title - Principal Security Researcher

Request Technology, LLCCompany Name - Request Technology, LLC

•

Remote

Full-time

We are unable to sponsor for this permanent full-time role Position is bonus eligible Prestigious Enterprise Security Services Company is currently seeking a Principal Security Researcher. Candidate will contribute to a number of strategic research initiatives to develop the product and services catalogue. Primary focus for this role is to analyze ransomware samples and threat actor tools to gain insights for future product features, threat actor insights, and assist in the validation of our cur

Mid-level, FIPS 140 Security Engineer & CVP Certified TesterJob Title - Mid-level, FIPS 140 Security Engineer & CVP Certified Tester

Catapult Solutions GroupCompany Name - Catapult Solutions Group

•

Remote

Contract

Mid-level, FIPS 140 Security Engineer & CVP Certified Tester Work model: REMOTE Department: FIPS/Testing Location:Columbia, MD Role Type:Contract No Clearance Required* Not available on C2C contract basis* Not able to provide sponsorship* About Our Client Our client offers an exciting opportunity to work in the rapidly expanding IT Security field, integral to supporting national defense initiatives. This organization plays a crucial role in ensuring national security by evaluating and validat

Cyber Analyst, Mid-LevelJob Title - Cyber Analyst, Mid-Level

QinetiQ USCompany Name - QinetiQ US

•

Elkridge, Maryland, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Senior Exploitation AnalystJob Title - Senior Exploitation Analyst

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Maryland, USA

Full-time

Job Number: R0223412 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

Security Engineer (SIEM/SOAR/SOC Optimization) - Mid-Atlantic region (Remote in NC, VA, WV, MD, DC, DE, NJ, or PA)Job Title - Security Engineer (SIEM/SOAR/SOC Optimization) - Mid-Atlantic region (Remote in NC, VA, WV, MD, DC, DE, NJ, or PA)

GuidePoint SecurityCompany Name - GuidePoint Security

•

Remote

Full-time

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. Note: This is a remote position but applicant

Security Control AssessorJob Title - Security Control Assessor

Govcio LLCCompany Name - Govcio LLC

•

Washington, District of Columbia, USA

Full-time

Overview: GovCIO is currently hiring for Security Control Assessor with a TS/SCI clearance in Washington, DC (4 days onsite, 1 day remote). Responsibilities: Provide an assessment of the severity of weaknesses or deficiencies discovered in the information system and its environment of operation and recommend corrective actions to address identified vulnerabilities Prepare the final security assessment report containing the results and findings from the assessment. Prior to initiating the secur

Staff Security Engineer -Sailpoint Identity Security CloudJob Title - Staff Security Engineer -Sailpoint Identity Security Cloud

CVS HealthCompany Name - CVS Health

•

Remote or Hartford, Connecticut, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w

Security Control AssessorJob Title - Security Control Assessor

GovCIOCompany Name - GovCIO

•

Washington, District of Columbia, USA

Full-time

Overview GovCIO is currently hiring for Security Control Assessor with a TS/SCI clearance in Washington, DC (4 days onsite, 1 day remote). Responsibilities Provide an assessment of the severity of weaknesses or deficiencies discovered in the information system and its environment of operation and recommend corrective actions to address identified vulnerabilities Prepare the final security assessment report containing the results and findings from the assessment. Prior to initiating the securi

Mainframe Security EngineerJob Title - Mainframe Security Engineer

LanceSoft Inc.Company Name - LanceSoft Inc.

•

Remote

Contract

This will be Hybrid role 3 days a week minimum Security Engineer: Mainframe Security Tooling Team The Mainframe Computing Security team in ETS is responsible for engineering and managing various mainframe authentication and authorization systems. This position is for a senior engineer in Tooling and Project team responsible to design and execute projects aligned to TopSecret security products and other platform integration solutions. The ideal candidate will be working closely with other infrast