Nessus Jobs in District of Columbia

41 - 60 of 77 Jobs

Windows System AdministratorJob Title - Windows System Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Fort Belvoir, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, System Administration, System Security, Technical Support Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Systems Administrator Se

Cybersecurity Systems Analyst - SeniorJob Title - Cybersecurity Systems Analyst - Senior

JacobsCompany Name - Jacobs

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Arlington, Virginia, USA

Full-time

Performs assessment and authorization coordination. Advises and assists the customer with Risk Management Framework (RMF) and develops a Plan of Action and Milestones for resolving network deficiencies in accordance with DODI 8510.01 and ICD 503. The duties of this task include assessing network compliance against controls listed in NIST 800-53 and creating A&A packages. Performs assessment, compliance, and validation of IT systems to support the Cybersecurity program at USSOCOM, its Component

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, LeadJob Title - Network Engineer, Lead

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

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Maryland, USA

Full-time

Network Engineer, Lead Key Role: Serve as a lead network engineer responsible for supporting, engineering, and reengineering complex enterprise network infrastructure. Focus on enhancing network performance, security, and reliability across both data center and campus environments. Lead the resolution of high-impact network incidents and drive smooth transitions during system upgrades and infrastructure modernization. Apply advanced expertise in Cisco technologies-including Identity Services Eng

Lead Network EngineerJob Title - Lead Network Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Maryland, USA

Full-time

Job Number: R0221945 Network Engineer, Lead Key Role: Serve as a lead network engineer responsible for supporting, engineering, and reengineering complex enterprise network infrastructure. Focus on enhancing network performance, security, and reliability across both data center and campus environments. Lead the resolution of high-impact network incidents and drive smooth transitions during system upgrades and infrastructure modernization. Apply advanced expertise in Cisco technologies-including

System Administrator, SeniorJob Title - System Administrator, Senior

Parsons Services CompanyCompany Name - Parsons Services Company

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Annapolis, Maryland, 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 the premier national security and critical infrastructure solutions provi

Python DeveloperJob Title - Python Developer

Apex SystemsCompany Name - Apex Systems

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Herndon, Virginia, USA

Full-time

Job#: 2067797 Job Description: Apex Systems, a World-Class Technology Solutions Provider, is seeking applicants for the below position on behalf of our client. Please apply if interested and qualified by sending an updated resume to Derek at . **Please note that only qualified candidates will be contacted Position: Lead Software Developer Clearance Requirement: TS/SCI CI Poly Location: Herndon, VA Estimated Duration: Permanent/Direct Hire Salary Range: $145-165,000 The Role The Lead Sof

Sr. Systems Administrator TS/SCI PolyJob Title - Sr. Systems Administrator TS/SCI Poly

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a System Administrator 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,

Splunk & XSOAR Cloud Security SMEJob Title - Splunk & XSOAR Cloud Security SME

Connexion Systems & EngineeringCompany Name - Connexion Systems & Engineering

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Remote

Contract

We have an opening for a Splunk ES and XSOAR Cloud Security SME in Dallas, TX. Role is 100% remote. Start date is ASAP & will last 6+ MONTHS (extendable). Temp to perm Pay rate is 80-95/hr Skills (NONE/ADVANCED/EXPERT): At least 5+ years of experience in the IT industry with strong technical knowledge on AWS Infrastructure & security services (EC2, ELB, Guardduty, ConfHands on experience in terraform IaC deployments and ability to implement security automation.Strong experience working on enter

Sr. System Administrator TS/SCI PolyJob Title - Sr. System Administrator TS/SCI Poly

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Network Security EngineerJob Title - Network Security Engineer

GovCIOCompany Name - GovCIO

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Remote

Full-time

Overview GovCIO is currently hiring for a Network Security Engineer with an active Secret clearance to lthe architecture, engineering, integration, development, and/or deployment of network and security devices, applications, and tools in an enterprise environment . This position will be located in Arlington, VA and will be a fully remote within the United States position. Responsibilities Responsibilities Lead the architecture, engineering, integration, development, and/or deployment of net

Splunk Systems Engineer - TS/SCI w/PolyJob Title - Splunk Systems Engineer - TS/SCI w/Poly

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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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: Systems Engineering Job Qualifications: Skills: Enterprise Technologies, SIEM Tools, Splunk (Inactive) Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: SIEM Team - Splunk Systems Engineer Deliver simple solutions to complex probl

Splunk Systems Engineer - TS/SCI w/PolyJob Title - Splunk Systems Engineer - TS/SCI w/Poly

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Maryland, USA

Full-time

DevSecOps EngineerJob Title - DevSecOps Engineer

SAICCompany Name - SAIC

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Reston, Virginia, USA

Full-time

Job ID: 2503775 Location: RESTON, VA, US Date Posted: 2025-05-14 Category: Software Subcategory: DevSecOps Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training capabilities and solutions for the Intelligence Community,

Information Systems Security OfficerJob Title - Information Systems Security Officer

Kratos Defense and Security Solutions, Inc.Company Name - Kratos Defense and Security Solutions, Inc.

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Glen Burnie, Maryland, USA

Full-time

Job Description The Information Systems Security Officer is responsible for the day-to-day operations and support of classified information systems at our Kratos Defense & Rocket Support Services, Glen Burnie, MD facility. This will include physical and environmental protection, personnel security, incident handling, security training and awareness. The successful candidate will be required to work in close coordination with the site's ISSM in monitoring the information system(s) in its enviro

Software Engineer StaffJob Title - Software Engineer Staff

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Springfield, Virginia, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio

Splunk Systems Engineer - TS/SCI w/PolyJob Title - Splunk Systems Engineer - TS/SCI w/Poly

General DynamicsCompany Name - General Dynamics

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Annapolis, Maryland, USA

Full-time

Cybersecurity Penetration Tester Senior - RemoteJob Title - Cybersecurity Penetration Tester Senior - Remote

Moss Adams LLPCompany Name - Moss Adams LLP

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Remote or Salt Lake City, Utah, USA

Full-time

At Moss Adams, we champion authenticity. For us, that means fostering a culture of talented people who care-about you, about our clients, and about our communities. Here, you'll work towards our mission of empowering others to embrace opportunity, growing as a leader along the way. Our firm's size, middle-market clients, customized career paths, and supportive culture make this a reality. Join a values-driven firm where you'll have fun while solving complex and interesting business challenges.

Information Systems Security OfficerJob Title - Information Systems Security Officer

Base-2 Solutions, LLCCompany Name - Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Job Description: Base-2 Solutions is seeking a dedicated and detail-oriented Information Systems Security Officer (ISSO) to join our team. Our ISSOs are responsible for ensuring the security posture of mission-critical systems by supporting compliance efforts, managing risk, and enforcing security policies. We're looking for individuals who excel at navigating complex cybersecurity environments, maintaining meticulous documentation, and fostering collaboration between technical teams and govern

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Base-2 Solutions, LLCCompany Name - Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Job Description: Base-2 Solutions is seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our team. Our ISSEs play a critical role in safeguarding cutting-edge systems that support national defense and mission-critical operations. We are looking for security professionals who bring expertise in system security design, risk management, and cybersecurity frameworks, as well as strong leadership qualities and an eagerness to tackle complex challenges. Our ide