Computer Security Jobs

261 - 280 of 15,288 Jobs

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,

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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San Antonio, Texas, USA

Full-time

Security Engineer - Air Force CLOUDworks Location: Lackland AFB, San Antonio, TX (Hybrid Schedule) Security Clearance: TS/SCI Required on Day 1 Leidos is seeking a motivated Security Engineer to support the Department of the Air Force CLOUDworks. In this role, you'll apply your cybersecurity experience to help safeguard cloud environments for the Air and Space Force Intelligence Community (IC). Operating in a hybrid work setting, this position allows for flexibility while keeping security at t

Technical Specialist - JuniorJob Title - Technical Specialist - Junior

Sunrise Systems, Inc.Company Name - Sunrise Systems, Inc.

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Raleigh, North Carolina, USA

Contract

Job Title: Technical Specialist - Junior Job ID: 25-09120 Location: Raleigh NC Duration: 12 Months Of Contract Job Description: The Client is seeking a Technical Specialist (Junior) to support the Service Desk/Accounts Team. This role involves advanced technical support, account administration, and troubleshooting for 12,000+ users. The specialist will handle incidents, perform password resets, manage Active Directory, and ensure compliance with IT security policies. Key Responsibilities: Provi

Principal Cyber Security EngineerJob Title - Principal Cyber Security Engineer

ManTechCompany Name - ManTech

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Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA. This role offers the opportunity to support a critical cyber mission by maintaining and enhancing perimeter protection systems in a dynamic environment. Responsibilities include but are not limited to: You will be responsible for operations and maintenance of deployed perimeter protection solutions with a focus on cybersecurity.You will engineer and deploy new capabilitie

Information Systems Security OfficerJob Title - Information Systems Security Officer

LeidosCompany Name - Leidos

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Huntsville, Alabama, USA

Full-time

Leidos Chief Information Security Office within the Digital Modernization sector is seeking a talented Information System Security Officer (ISSO) to join a diverse team to create unique solutions for complex problems. With offices across the United States engaging in the defense, space, cyber and commercial fields, Leidos provides responsive, cost-effective engineering, scientific and IT solutions. In this role, you will be responsible for supporting our Classified Information System Cybersecur

Network Security EngineerJob Title - Network Security Engineer

DMICompany Name - DMI

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Arlington, Virginia, USA

Full-time

About DMI DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, ef?cient, and cost-effective solutions that drive measurable results. Learn more at

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

PL/SQL DeveloperJob Title - PL/SQL Developer

Accenture LLPCompany Name - Accenture LLP

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Arlington, 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

Cyber Security Project EngineerJob Title - Cyber Security Project Engineer

SilverEdgeCompany Name - SilverEdge

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Reston, Virginia, USA

Full-time

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a Cyber Security Project Engineer to join our dynamic team. This individual will play a pivotal role in developing innovative and effective solution

SoC Security Engineer - Platform ArchitectureJob Title - SoC Security Engineer - Platform Architecture

Apple, Inc.Company Name - Apple, Inc.

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No location provided

Full-time

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, intelligent people and inspiring, innovative technologies are the norm here. The people who work here have reinvented entire industries with all Apple Hardware products. The same real passion for innovation that goes into our products also applies to o

Senior System Security EngineerJob Title - Senior System Security Engineer

DraperCompany Name - Draper

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Remote or Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas

Senior Cybersecurity AnalystJob Title - Senior Cybersecurity Analyst

SAICCompany Name - SAIC

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Washington, District of Columbia, USA

Full-time

Job ID: 2506861 Location: WASHINGTON, DC, US Date Posted: 2025-06-20 Category: Cyber Subcategory: Cyber GRC Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is seeking a Senior Cybersecurity Analyst to support a critical U.S. government agency. This senior-level position emphasizes conducting risk assessments, analyzing security incidents, and maintaining

FPGA Hardware EngineerJob Title - FPGA Hardware Engineer

LeidosCompany Name - Leidos

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Linthicum Heights, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a FPGA Hardware Designer Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Active TS/SCI with a polygraph is required. 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

Principal Software Cyber EngineerJob Title - Principal Software Cyber Engineer

DraperCompany Name - Draper

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Remote or Cambridge, Massachusetts, USA

Full-time

Cyber Security Engineer/Scrum MasterJob Title - Cyber Security Engineer/Scrum Master

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Colorado Springs, Colorado, USA

Full-time

Job Description What We're Doing At Lockheed Martin Rotary and Mission Systems, we're pioneering the future of technology and defense. Our mission is to deliver innovative solutions that safeguard our nation and allies. Join us as we redefine what's possible in aerospace and defense. The Work As a Cyber Engineering Technical Specialist/Scrum Master supporting the Lockheed Martin RMS Command and Control, Battle Management, and Communications (C2BMC) program, you will play a crucial role in en

Network EngineerJob Title - Network Engineer

Base One TechnologiesCompany Name - Base One Technologies

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Ashburn, Virginia, USA

Contract

Primary Responsibilities: We are seeking a skilled and motivated Network Engineer with a strong background in both traditional and cloud-based networking environments. The ideal candidate will bring deep technical expertise in AWS cloud, network firewalls, and endpoint security tools, along with experience working in Linux and Windows environments. This role will be instrumental in ensuring the resilience, security, and performance of our global network infrastructure. Below are some tools/skill

Information Security Manager OT & Manufacturing Systems having CCNA/ PMP certification - Lodi, CA (Only Locals)Job Title - Information Security Manager OT & Manufacturing Systems having CCNA/ PMP certification - Lodi, CA (Only Locals)

Activesoft, Inc.Company Name - Activesoft, Inc.

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Lodi, California, USA

Contract

Information Security Manager OT & Manufacturing Systems having CCNA/ PMP certification Lodi, CA (Only Locals) 12+ Months Contract As a member of the Information Security team, the primary responsibility of the Operational Technology (OT) Security Consultant (Lodi) is to oversee, coordinate, and drive the implementation of key information security and OT Security processes, projects, and programs. This involves collaboration with Information Security, IT, manufacturing operations, and business te

Senior CyberSecurity EngineerJob Title - Senior CyberSecurity Engineer

Eliassen GroupCompany Name - Eliassen Group

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Belcamp, Maryland, USA

Contract

Description: Our client is looking for a Cleared Senior InfoSec Engineer in the Washington, DC area. Location: Washington, DC Metro Rate: $65 - $75/ hr. w2 Responsibilities: SR Cybersecurity Engineer: Bowhead is seeking a SR Cybersecurity Engineer to support its PEO C3N Contract in Aberdeen, MD. The Cybersecurity Engineer will provide a system-of-systems approach to advancing and synchronizing c security architecture associated with protecting our assets (firewalls, intrusion detection syst

Part Time - Student - Computer Science and Engineering Graders/LAs - Fall 2025Job Title - Part Time - Student - Computer Science and Engineering Graders/LAs - Fall 2025

Penn StateCompany Name - Penn State

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State College, Pennsylvania, USA

Part-time

APPLICATION INSTRUCTIONS: CURRENT PENN STATE EMPLOYEE (faculty, staff, technical service, or student), please login to Workday to complete the internal application process. Please do not apply here, apply internally through Workday. CURRENT PENN STATE STUDENT (not employed previously at the university) and seeking employment with Penn State, please login to Workday to complete the student application process. Please do not apply here, apply internally through Workday. If you are NOT a current em

Infrastructure EngineerJob Title - Infrastructure Engineer

Sunrise Systems, Inc.Company Name - Sunrise Systems, Inc.

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Fargo, North Dakota, USA

Contract

Job Title: Infrastructure Engineer Job ID: 25-08565 Location: Fargo, ND Duration: 62 Months On W2 Contract NOTES:** Visa sponsorship is not available, now or in the near future, for this position**This is a first shift position flex start time 7-8am. OT as needed. 100% onsite role.Candidates must be able to lift up to 50 lbsMetatarsals are required from day 1Some travel between other facilities in the area using personal vehicle is possible Job Description: Will provide onsite deskside Tier 2