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Senior Windows Engineer

Leidos

Fairmont, West Virginia, USA

Full-time

Description Leidos is seeking a Senior Windows Engineer on the NOAA Cyber Security Center contract. This position will be part the Security Engineering and Operations (SE&O) team. SE&O is responsible for infrastructure and security tools for the NOAA Cyber Security Center as well as supporting 5 Trusted Internet Connection Access Provider (TICAP) sites. Selected candidate must be willing to work onsite in either Fairmont WV or Boulder, CO. Primary Responsibilities Provide leadership and hands-

Senior Systems Administrator

SAIC

Colorado Springs, Colorado, USA

Full-time

Job ID: 2504319 Location: COLORADO SPRINGS, CO, US Date Posted: 2025-04-09 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC's Horizon 2 contract is seeking an energized and professional Senior Systems Administrator to support the contract's secure operating facilities i

Senior Windows Engineer

Leidos

Boulder, Colorado, USA

Full-time

Description Leidos is seeking a Senior Windows Engineer on the NOAA Cyber Security Center contract. This position will be part the Security Engineering and Operations (SE&O) team. SE&O is responsible for infrastructure and security tools for the NOAA Cyber Security Center as well as supporting 5 Trusted Internet Connection Access Provider (TICAP) sites. Selected candidate must be willing to work onsite in either Fairmont WV or Boulder, CO. Primary Responsibilities Provide leadership and hands-

Systems Administrator - Windows (TS/SCI with Poly REQUIRED)

General Dynamics Information Technology

McLean, Virginia, 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 Administration Job Qualifications: Skills: Active Directory (AD), Computing, Group Policy, Hardware Systems, Microsoft PowerShell Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior Transform tec

RHEL-Windows Systems Administrator SME

SAIC

Hampton, Virginia, USA

Full-time

Job ID: 2504926 Location: HAMPTON, VA, US Date Posted: 2025-04-22 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 25 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description SAIC is seeking a Global Command & Control Systems - Joint (GCCS-J) Installation Subject Matter Expert (SME) with a RHEL/Windows Systems Administration background to joi

Computer Security Engineer -02122

Syneren Technologies

Alexandria, Virginia, USA

Full-time

Job Description: Syneren is currently seeking a Computer Security Engineer. Job Location: Alexandria (onsite) Key Responsibilities: Manage and maintain the Cybersecurity infrastructure (ACAS, Trellix, Sentinel, Defender for Cloud, ForeScout), including policy configuration, deployment, and monitoring. Administer and configure ACAS (Nessus) to perform vulnerability scanning, compliance assessments, and reporting across the enterprise. Monitor, analyze, and respond to cybersecurity threats and inc

Lead System Administrator

CACI International, Inc.

Aberdeen, Maryland, USA

Full-time

Lead System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: Support the DoD as the Lead System Administrator to an Army Task Order that provides system administration, network administration, and database administration to support, maintain and operate an enclave of the Defense Research and Engineering Network (D

Data Center Engineer

Apex Systems

Reston, Virginia, USA

Full-time

Job#: 2069707 Job Description: Apex Systems is hiring for a Data Center Engineer to work with one of our clients in the Herndon, VA aea. This role will work within the Security & Trust Organization (STO) and be a part of the Government Trust & Technology Services (GTTS) team, which consists of threat intelligence, security operations, and product assurance. GTTS operates segregated infrastructures to manage sensitive data handling and application hosting. These infrastructures ensure compliance

Linux Systems Administrator

Leidos

King of Prussia, Pennsylvania, USA

Full-time

Are you ready to make an impact? Leidos Office of the Chief Information Officer within the Digital Modernization Sector is seeking a Linux System Administrator to support various classified environments. You will be responsible for maintaining, securing, and supporting complex classified information systems, as well as ensuring compliance with security protocols and regulations. Location: All work will be performed on site at our King of Prussia, PA office. Clearance: U.S. Citizen with current

Endpoint Security Services (ESS) Engineer

General Dynamics

Florida, 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 Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Endpoint Security Solutions, Security Technologies, Troubleshooting Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: General Dynamics Information Technology (GDIT) has an immediate opening for an Endpoint Se

Senior Windows Engineer

Leidos

Fairmont, West Virginia, USA

Full-time

Leidos is seeking a Senior Windows Engineer on the NOAA Cyber Security Center contract. This position will be part the Security Engineering and Operations (SE&O) team. SE&O is responsible for infrastructure and security tools for the NOAA Cyber Security Center as well as supporting 5 Trusted Internet Connection Access Provider (TICAP) sites. Selected candidate must be willing to work onsite in either Fairmont WV or Boulder, CO. Primary Responsibilities Provide leadership and hands-on engineer

Principal Endpoint Security Systems Engineer

Leidos

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity a Principal Endpoint Security 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

Information Systems Security Officer (ISSO)

Lockheed Martin Corporation

Huntsville, Alabama, USA

Full-time

Job Description WHAT WE'RE DOING Lockheed Martin is a Cyber Security pioneer, partner, innovator, and builder. Our amazing employees are on a mission to make a difference in the world and every single day we use our unique skills and experiences to create, design and build solutions to some of the worlds' hardest engineering problems. Do you want to be part of a culture that encourages employees to think big, perform with excellence and build incredible products? We provide the resources, ins

Cyber Security Analyst

Peraton

Washington, District of Columbia, USA

Full-time

Responsibilities Peraton is currently seeking a Cyber Incident Response Analyst ll to support a government Cyber Security Operation Center (CSOC). The program provides comprehensive Computer Network Defense and Incident Response support monitoring and analysis of potential threat activity targeting the enterprise. The Incident Response Analyst will conduct security event monitoring, advanced analytics, and response activities in support of the CND operational mission. We are seeking candidates

Windows System Administrator (SA1) (Government)

AT&T Inc.

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. Intelink Services provide interagency information sharing, content discovery, and collaboration capabilities on the IC s

Systems Administrator - Windows (TS/SCI with Poly REQUIRED)

General Dynamics

McLean, Virginia, 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 Administration Job Qualifications: Skills: Active Directory (AD), Computing, Group Policy, Hardware Systems, Microsoft PowerShell Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior Transform tech

Information Systems Security Engineer

Base-2 Solutions, LLC

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

Cyber Security Systems Engineer

Lockheed Martin Corporation

Remote or Kirtland Air Force Base, New Mexico, USA

Full-time

Job Description What We're Doing: At Lockheed Martin Rotary and Mission Systems (RMS), we are driven by innovation and integrity. We apply the highest standards of business ethics and visionary thinking to push the boundaries of what's possible. As a Lockheed Martin employee, you will have the opportunity to contribute to groundbreaking projects that shape the future of Aerospace and Defense. We value your skills, training, and education, and we are committed to providing a supportive environm

Cybersecurity Technical Analyst

Peraton

Kansas City, Missouri, USA

Full-time

Responsibilities Cybersecurity Technical Analyst Location: Kansas City, Missouri Overview: We are seeking a Cybersecurity Analyst to do the following: Support US Marine Corps (USMC) enterprise-level hybrid cloud data center operationsEnable USMC world-wide customers to execute critical missions What you will do: As a Cybersecurity Analyst, you will work with a team responsible for all aspects of cybersecurity support to the hybrid-cloud enterprise hosting environment. You will conduct vulner