Information Systems Security Officer Jobs in District of Columbia

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521 - 540 of 5,002 Jobs

Network Engineer 3

Lockheed Martin Corporation

•

Maryland, USA

Full-time

Job Description This position may be eligible for a $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, 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. You'll develop innovative offensive cyber capabilities that help protect the nation and the world. Cyber Lockheed Martin Who we are: Ready to make a real impact in the world of cybersecurity? Join Lockheed Martin Cyber &
Posted 60+ days ago | Updated 8 hours ago

Cloud Data Architect

Navigant Consulting

•

McLean, Virginia, USA

Full-time

Job Family: IT Architecture/Cloud Travel Required: Up to 25% Clearance Required: Ability to Obtain Public Trust What You Will Do: The Cloud Data Architect designs and implements an organization's cloud data strategy, ensuring data accuracy, accessibility, and security to support strategic decision-making. They translate business needs into technical solutions, often collaborating with various stakeholders to optimize data utilization and ensure compliance with industry regulations and securi
Posted 23 days ago | Updated 8 hours ago

Solutions Architect/Integration Specialist

Accenture LLP

•

Fort Belvoir, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 2 days ago | Updated 8 hours ago

Senior Security Engineer

Aduril Industries

•

Washington, District of Columbia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 29 days ago | Updated 7 hours ago

Cloud Architect

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Cloud Architect LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for an innovative and skilled Cloud Architect to lead the design and implementation of cloud-based solutions that drive our organization's success. In this role, you will develop scalable, secure, and efficient cloud architectures that align with business objectives and technical strategies. Collaborating with cross-functional teams, you'll
Posted 60+ days ago | Updated 8 hours ago

MARS Pursuit - Fall 2025

SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2504709 Location: WASHINGTON, DC, US Date Posted: 2025-05-27 Category: Information Technology Subcategory: Data Scientist Schedule: Full-time Shift: Day Job Travel: Yes, 25 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking talented individuals to support a comprehensive technical modernization effort in the Intelligence Community (IC). This effort focuses on advancin
Posted 60+ days ago | Updated 6 hours ago

Cyber Operations Countermeasures Engineer

Leidos

•

Odenton, Maryland, USA

Full-time

Description Leidos has a current job opportunity for a Cyber Operations Countermeasures Engineer on the DISA GSM-O II program supporting the DISA Joint Operations Center (DJOC) embedded with DISA Headquarters, Fort Meade, MD. The candidate will support the DISA GSM-O II TN13 Defensive Cyber Operations (DCO) Branch. This position will provide leadership for defensive cyber operations activities and will be expected to actively engage with a variety of customers and mission partners, anticipating
Posted 14 days ago | Updated 5 hours ago

Computer Network Defense Analyst (CNDA) 3

Realm One

•

Chantilly, Virginia, USA

Full-time

We're searching fortalented individuals who provide intelligence, engineering, and mission management expertise for the Government.This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, thencome join us! Job Description: We are searching for a Computer Network Defense Analyst to help protect and secure our network environment. You will use info
Posted 35 days ago | Updated 8 hours ago

Software Engineer Level 1

General Dynamics

•

Annapolis, 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: Computer Security, Information System Security, Security Information, Security Requirements, System Security Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The Software Engineer d
Posted 22 days ago | Updated 8 hours ago

Cloud Developer Advisor

General Dynamics Information Technology

•

Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: Cloud Job Qualifications: Skills: Salesforce Apex, Salesforce Development, Salesforce Lightning Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: NOTICE: Pursuant to section 20 C.F.R. 656.10(d), this notice is being provided as a result of the filing of an Application for Per
Posted 4 days ago | Updated 2 hours ago

Cyber Detection Engineer

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Are you interested in being part of a highly collaborative Cybersecurity Hunt & Incident Respone Team? Are you inquisitive and analytical with expertise in Cybersecurity? If so, we're looking for someone like you to join our team at APL. We are seeking a cybersecurity analyst who will be a part of the Cyber Hunt and Incident Response areas in Defensive Cyber Operations. The Cyber Security Analyst will monitor, analyze, identify and respond to infrastructure, cloud, and hybrid thr
Posted 60+ days ago | Updated 8 hours ago

TSCM/Cyber Technical Analyst

Parsons Services Company

•

Springfield, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented TSCM/Cyber Technical Analyst to join ou
Posted 60+ days ago | Updated 8 hours ago

Desktop Services Manager

Arena Technical Resources

•

Washington, District of Columbia, USA

Full-time

Job Title: Desktop Services Manager Job Location: Washington, DC Eligibility/Clearance: Must be authorized to work in the US Job Description: The Desktop Services Manager is responsible for leading a team of technicians to provide escalated support in the Washington DC office and manage the end-to-end lifecycle of the Firm s workforce devices and endpoints. This includes the planning, deployment, and ongoing maintenance / support of the Firm s appliances (e.g., laptops, desktops / workstations,
Posted 10 days ago | Updated 10 days ago

Senior Software Developer

General Dynamics

•

Merrifield, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Design, Software Development, Software Systems Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Senior Software Developer Transform technology into opportunity as a Senior Software Developer with GDIT. A career in enterp
Posted 4 days ago | Updated 8 hours ago

Lead Systems Engineer

Leidos

•

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for Lead Systems Engineer 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 and immediate vesting, F
Posted 28 days ago | Updated 8 hours ago

Software Engineer, Lead - TOP SECRET Clearance w/SCI Eligibility Required

American Systems Corporation

•

Washington, District of Columbia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! As a Senior Software Engineer with AMERICAN SYSTEMS you will have the opportunity to do the following: Work across cloud and on-premises environments using the lat
Posted 35 days ago | Updated 8 hours ago

IT Strategy Consultant

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 Cyber Strategy role is responsible for conducting a review of an organization's cybersecurity services and completing checklists to ensure an organization is meeting IC policy requirements. These cybersecurity services include the Cybersecurity Framework Functions of Identify, Protect, Detect, Respond, and Recover. The IC policy checklists are for ICS 502
Posted 1 day ago | Updated 11 hours ago

Core Network Engineer (NE III) (Government)

AT&T Inc.

•

Chantilly, Virginia, 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. Our National Security Team supports the Intelligence Community by providing, operating and assuring critical voice, vide
Posted 2 days ago | Updated 8 hours ago

Cybersecurity Architect

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Cybersecurity Architect 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 an innovative and strategic Cybersecurity Architect to lead the design and implementation of our organization's security infrastructure. In this role, you will develop comprehensive security architectures, guide technical teams, and ensure our systems are resilient against evolving cyber threats. The ideal candidate i
Posted 60+ days ago | Updated 8 hours ago

Nessus Administrator

Judge Group, Inc.

•

Chantilly, Virginia, USA

Full-time

Location: Chantilly, VA Salary: $110,000.00 USD Annually - $125,000.00 USD Annually Description: The Judge Group is currently seeking a Nessus Administrator to support a DoD customer in Chantilly, VA. For immediate consideration email your resume to - Robbie Kissinger Requirements: Active secret clearance or higher Active Security+ certification or higher 10+ years of experience We are currently seeking a Nessus Administrator for an onsite position in Chantilly, VA. We are seeking a sk
Posted 10 days ago | Updated 5 hours ago