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Cybersecurity Engineer

Leidos

Chantilly, Virginia, USA

Full-time

Description Cybersecurity Engineer Are you looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sou

Account Systems Administrator - TS/SCI w/Poly

General Dynamics Information Technology

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 Administration Job Qualifications: Skills: Communication, Data Entry, Group Problem Solving, Microsoft Office Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Account Systems Administrator Transform technology into opportun

Account Systems Administrator - TS/SCI w/Poly

General Dynamics Information Technology

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 Administration Job Qualifications: Skills: Communication, Data Entry, Group Problem Solving, Microsoft Office Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Account Systems Administrator Transform technology into opportun

Principal Network Engineer

Leidos

McLean, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal Network 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 i

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software 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% c

IT Field Support Specialist (HT2) (Government)

AT&T Inc.

Columbia, Maryland, USA

Full-time

Job Description: This position requires office presence a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. 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

AV Security Engineer

Leidos

Springfield, Virginia, USA

Full-time

Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leading AV operati

RF Systems Engineer with polygraph

Leidos

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a System 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 v

Account Systems Administrator - TS/SCI w/Poly

General Dynamics Information Technology

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 Administration Job Qualifications: Skills: Communication, Data Entry, Group Problem Solving, Microsoft Office Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Account Systems Administrator Transform technology into opportuni

Account Systems Administrator - TS/SCI w/Poly

General Dynamics Information Technology

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 Administration Job Qualifications: Skills: Communication, Data Entry, Group Problem Solving, Microsoft Office Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Account Systems Administrator Transform technology into opportuni

Cybersecurity Engineer, Senior

BOOZ, ALLEN & HAMILTON, INC.

Chantilly, Virginia, USA

Full-time

Cybersecurity Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in network and system security to safeguard our nation? As a cybersecurity engineer, you can identify, implement, and operate the systems, tools, and approaches needed to assess vulnerabilities, repel threats, and improve enterprise security. We need your experience to lead the development and implementation of security solutions that protect critical national security missions. On our te

AWS System Engineer

ALTA IT Services

Gaithersburg, Maryland, USA

Full-time

AWS System Administrator Alexandria, VA or Arlington, VA or Gaithersburg, MD Direct Hire Top Secret Clearance $110,000 - $150,000/year We are seeking a systems administrator/engineer to work on an AWS infrastructure team. The qualified candidate must have an active Top Secret security clearance and will work hand-in-hand with technical and program management leadership to help implement the next generation desktop and web-based production and dissemination system. This position will require expe

Systems Administrator

Booz Allen Hamilton

Chantilly, Virginia, USA

Full-time

Job Number: R0222811 Systems Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. Booz Allen is seeking a skilled Windows System Administrat

Systems Administrator

Booz Allen Hamilton

Chantilly, Virginia, USA

Full-time

Job Number: R0222813 Systems Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. Booz Allen is seeking a skilled Windows System Administrat

AV Security Engineer

Leidos

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leadin

Executive/VIP Desktop Support Technician Senior

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2507971 Location: WASHINGTON, DC, US Date Posted: 2025-07-28 Category: Information Technology Subcategory: Technical Svcs 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: No Description This position is in Washington, DC at the Department of Transportation Headquarters' building. SAIC is looking for an Executive / VIP Desktop Support Technician Senior to provide day-to

Cybersecurity Detection Engineer (Government)

AT&T Inc.

Oakton, Virginia, USA

Full-time

Job Description: This is a hybrid position with occasional visits to client site in Washington, D.C. 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. The detection engineer blends techn

Full Stack Developer

Nightwing

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

Sr. System Administrator

Leidos

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role is primarily on the customer site at Ft. Meade, MD. The site lead will manage a team of 4-5 personnel providing support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Directly report to Tier II/ Program Management on all technical and personnel concernsUtilize senior Linux sys admin experience to maintain and

Service Desk Analyst

TEKsystems c/o Allegis Group

Maryland, USA

Full-time

Description The Service Desk Analyst has a very wide array of tasks all surrounding in-bound contacts via phone calls, emails, and chats. This role is responsible for supporting end users in a 24x7 capacity around the globe, with majority of locations based in USA. The calls vary from a very quick password reset that require very little effort, to mid-level troubleshooting to triage and/or resolve issues. Shift Openings: Sunday - Friday (Remote) 1) 4pm-1am 2) 8pm-5am Monday - Friday (Remote) 1)