421 - 440 of 708 Jobs

Associate System Administrator - Security Focus

Leonardo DRS

Fitchburg, Massachusetts, USA

Full-time

Job ID: 112505 The Leonardo DRS Naval Power Systems business is a trusted provider of innovative naval gas and hybrid power systems, control technology and support solutions for the U.S. Navy and navies around the world. Job Summary Serve as the System Administrator for classified, air-gapped systems, with additional responsibilities supporting the Information System Security Manager (ISSM). Ensure system availability, performance, and security in accordance with DCSA requirements and the Risk

IT Security Analyst 4

Oracle Corporation

Reston, Virginia, USA

Full-time

Job Description Oracle is seeking a highly motivated and career-oriented Information System Security Officer (ISSO) with a TS/SCI w/poly clearance to join our team Government Security Team supporting government clients. The position will be located in the Reston, VA area. Responsibilities Must currently hold and have the ability to maintain a TS/SCI with Poly clearance. Job Responsibilities: Support the security authorization process, including documentation and compliance reviews and assessm

Network Engineer

Cornerstone Defense

Annapolis, Maryland, USA

Full-time

Location: Annapolis Junction, Maryland Type: Contract Job #3647 Title: Network Engineer Location: Annapolis Junction, MD Compensation Range: $205 - $225K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life exp

Infrastructure Architect

Leidos

Tampa, Florida, USA

Full-time

The Digital Modernization Sector at Leidos currently pursuing a new opportunity that has an opening for a Infrastructure Architect to work in Tampa, FL. This is an exciting opportunity to use your experience helping the U.S. Special Operations Command (USSOCOM) Enterprise Development, Application, and Training (EDAT) mission. In this mission we are focused on providing innovative, data-driven solutions and enterprise architecture enhancements to enable seamless operations across USSOCOM's global

System Administrator, Senior

Parsons Services Company

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

Lead Systems Engineer

Jacobs

Fort Meade, Maryland, USA

Full-time

Amentum is seeking a Lead Systems Engineer to support our federal program at Ft Meade, MD. The Intel and Cyber Division is assembling a team of highly skilled systems engineers to prototype a next-generation collaboration capability for the Department of Defense. As the Lead Systems Engineer you will lead a small team responsible for high- and low-level system design, development, integration, performance testing, demonstration and government acceptance testing, culminating in deployment to init

LiveAction Engineer

ALTA IT Services

Springfield, Virginia, USA

Full-time

LiveAction Engineer 100% remote Secret clearance is required to start We are seeking a LiveAction Engineer to support network performance monitoring and security operations for critical U.S. government systems. This role requires expertise in deploying, managing, and optimizing LiveAction's network performance monitoring and analytics (NPM/APM) tools to provide real-time visibility into complex, multi-domain government networks. The ideal candidate will work closely with cybersecurity, network

Cloud Engineer

Leidos

Lorton, Virginia, USA

Full-time

The Multi Domain Solutions Division at Leidos is looking for a Cloud Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The Cloud Engineer will deploy, maintain, and scale hybrid cloud digital infrastructure for an Air Force Lifecycle Management Command (AFLCMC) customer. This position requires a fast-learning, high-performing candidate with a proven history of delivering cloud solutions to customers. The ideal candidate will have experience in deploying an

Lead Software Engineer - Intelligence Community Applications

General Dynamics

Fairfax, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Agile Methodology, Application Development, Software Solutions, Structured Query Language (SQL), Technical Leadership Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Software Engineer Sr Advisor Deliver simpl

Senior Systems Administrator - TS/SCI with Poly

Leidos

Aurora, Colorado, USA

Full-time

Leidos is seeking a highly skilled Senior Systems Administrator to support mission-critical operations across various laboratory environments. This role focuses on acquiring, configuring, and maintaining computer servers, operating systems, networks, and network file systems to address complex mission-specific challenges. The Senior Systems Administrator will work in dynamic lab settings, providing technical expertise, troubleshooting, and support to ensure reliable and secure IT infrastructure

Information Systems Security Manager (ISSM) III

General Dynamics

Colorado Springs, Colorado, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Information Security, Information Security Management, Information System Security Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The ISSM's primary function serves as a principal advisor on

Security Control Assessor - Placement

Apex Systems

Alexandria, Virginia, USA

Full-time

Job#: 2080003 Job Description: Apex Systems is seeking a Security Control Assessor to support the US Coast Guard in Alexandria, VA. If interested email your resume. #clearance Position: Security Control Accessor Location: Fully onsite in Alexandria, VA Hours: Regular Business hours Compensation: $130,000-150,000yr What You'll Get to Do As the Security Control Assessor, you will be a member of a team in our Service Assurance organization responsible for managing all Risk Management Framework

Proactive - Windows Administrator

Apex Systems

Dahlgren, Virginia, USA

Full-time

Job#: 2081500 Job Description: Overview SYSTEMS ADMINISTRATOR (WINDOWS) (RDTE) Apex seeks a Systems Administrator (Windows) to provide customer support and technical assistance to users supporting a Research, Development, Test and Evaluation Program in Dahlgren, VA at the Naval Surface Warfare Center Dahlgren Division (NSWCDD). Responsibilities The Systems Administrator will be responsible for: Answering questions about installation, operation, configuration, customization and usage of assi

Cyber Systems Security Engineer Staff - Skunk Works - Level 4

Lockheed Martin Corporation

Fort Worth, Texas, USA

Full-time

Job Description The Cyber Systems Security Engineer Stf will be responsible for designing, assembly, integration, and maintenance of System Integration Lab (SIL), particularly focusing on network planning, hardware installation, software integration support, verification, and validation of system functionality. In addition to designing and building the SIL the applicant will be responsible for ensuring the SIL is NIST/RMF/JSIG compliant and assist in the submitting of an ATO package. They wil

Cybersecurity Systems Analyst - Associate

Jacobs

Tampa, Florida, 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

National Security System (NSS) Engineer

Evolver Federal

Springfield, Virginia, USA

Full-time

Evolver Federal is seeking a National Security System (NSS) Engineer to support its Federal client in Springfield, VA in analyzing and mitigating risk for a portfolio of National Security Systems. The NSS Engineer will review and analyze system design and security architecture documentation as well as security documentation, including System Security Plans (SSPs) to identify areas of noncompliance with security requirements and security risk, also identifying discrepancies among documentation as

Security Team Lead

Decisionpoint Corporation

Elizabeth City, North Carolina, USA

Full-time

Overview DecisionPoint is looking for a skilled Information Technology Project Manager for the Information Assurance Team to provide comprehensive project management support for various operations and engineering projects related to IT services for the legacy applications within the ISD portfolio for a long-term engagement supporting the USCG Aviation Logistics Center (ALC) in Elizabeth City, NC. Position is on-site with off-site capabilities. Duties & Responsibilities The IT Project Manager pla

Technical Program Manager (TPM) (LMI PM) - Clearance Required

LMI Government Consulting (Logistics Management In

Washington, District of Columbia, USA

Contract

Overview LMI is seeking a Senior Technical Program Manager (TPM) to lead a project supporting a United States Army client helping to develop next generation command and control capabilities. This position requires an active clearance. LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commerc

Sr Solutions Architect

Electronic Consulting Services, Inc (ECS Federal)

Sierra Vista, Arizona, USA

Full-time

Job Description ECS is seeking a Sr Solutions Architect to work remotely . ECS is seeking a highly skilled Solutions Architect to lead the design, implementation, and technical management of a comprehensive data-centric endpoint security solution. This individual will play a key role in ensuring the solution aligns with customer operational needs. The ideal candidate will have 10+ years of experience in designing and deploying endpoint security solutions with a strong focus on data governance,

Network Engineer, Senior Principal, P4 ONSITE El Segundo, CA

RTX Corporation

El Segundo, California, USA

Full-time

Date Posted: 2025-07-21 Country: United States of America Location: CA222: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Top Secret Senior Network Engineer P4 Raytheon Digital Technology Classified Infrastructure Ser