Senior Cyber Systems Administrator
$180k - $205kX-Energy, LLC
Senior Cyber Systems Administrator Job Overview Support plant design and engineering teams by developing and executing cyber security engineering strategies. Lead the build and hardening of an industrial control systems laboratory, and administer operational technology environments. Responsibilities Execute advanced threat hunting using known adversary tactics, techniques, and procedures. Develop threat intelligence and maintain situational awareness for advanced persistent threats (APTs). Produce reports on incidents, trends, and risk status. Identify and remediate control weaknesses in collaboration with firewall, engineering, and system administrators. Perform senior-level information security analysis and recommend safeguards for computer, server, network, and data configuration. Conduct technical risk assessments and reviews for new and existing applications. Implement systems and procedures to prevent, detect, contain, and correct data security breaches. Maintain professional demeanor and effective communication in all interactions. Perform additional duties as assigned by the manager. Minimum Qualifications High school diploma or equivalent. Minimum 15 years combined experience in Cyber Engineering, IT Networking, and Operational Technologies. Advanced knowledge of NDR, EDR, SIEM, Azure, and AWS. Valid certifications such as CISSP, CISA, GIAC, GCIH, GPEN, or GICSP. Experience with Identity and Access Management, MFA, PKI. Cloud proficiency in AWS, Azure, Docker, Kubernetes, and DevSecOps. Networking, firewall, and software‑defined networking skills. Integration of cybersecurity tools for an enterprise‑level program. Experience with AI, ML, and orchestration for security automation. Knowledge of ServiceNow capabilities, modules, development, and architecture. Understanding of ITIL processes and service management principles. Technical skills in scripting, workflow configuration, business rule development, JavaScript, AngularJS, HTML, CSS, and ServiceNow Glide API. Compensation Level V: $180,000 to $205,000 (state and local regulations apply). Benefits 401(k) with employer match; Medical/Dental/Vision insurance; Life and Disability insurance; Paid Time Off; Tuition reimbursement and professional development. EEO Statement X Energy, LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, or disability. X Energy, LLC participates in E‑Verify. #J-18808-Ljbffr X-Energy, LLC
$145k - $205k
...for 15 years of combined experience in cyber engineering, IT networking, and... ...We review information with firewall administrators, engineers, system administrators, and other teams to assess... ...risk of security events. We perform senior-level information security analysis....CyberSeniorFull timeRemote workMonday to Friday$180k - $205k
Job Description X-energy is looking for a Senior Cyber Systems Administrator for the development and execution of cyber security engineering strategies and activities in support of plant design and engineering teams. This is a hands‑on technical position for expert‑level...CyberSeniorFull timeWork at office- X-energy in Rockville, Maryland, is seeking a Senior Cyber Systems Administrator to develop and execute cybersecurity strategies supporting plant design. This hands-on role requires over 15 years of experience, focusing on building labs for industrial control systems....CyberSenior
$80k - $125k
...redefine the future together. About the job As a Senior Systems Administrator, you will support our senior infrastructure team in ensuring... ...procedural guides Track, respond to and remediate cyber security threats Collaborate with other engineers, analysts...CyberSeniorLive inWork at office- ...Deadline: 29 August 2025 Department: Systems Engineering Location: Headquarters Description... ...Network Engineering Group, the Senior Systems Administrator is responsible for helping to set up,... ...matters relating to Information and Cyber Security with external partners and...CyberSeniorPermanent employmentFull timeTemporary workFor subcontractorWork at officeRemote workFlexible hours
$110k - $166k
Overview Senior Network Administrator Gaithersburg, MD Active TS (SCI eligibility) clearance and eligibility... ...IT, cloud solutions, DevSecOps, systems engineering, software development,... ...interested in helping to protect our nations cyber interests? Join our growing team as a...CyberSenior$143.91k
Agency: Health Resources and Services AdministrationDepartment: Department of Health and Human ServicesSub agency: Division of Cyber Security to Office of the Chief Information Office (OCIO)Salary: Starting at $143,913 Per year (GS 14)Dates: Open 08/07/2026 to 08/17/202...CyberSeniorWork at office- General Dynamics Information Technology is looking for a Sr. Cyber Security Analyst in Rockville, Maryland. This role will support our HHS HRSA customer, requiring someone with a strong background in Cyber Security and hands-on Zscaler experience. The analyst will work...CyberSenior
$131.2k - $238.3k
FINRA is seeking a Senior Principal Risk Specialist focused on cybersecurity in Rockville, Maryland. In this role, you will lead cybersecurity tabletop exercises and workshops, develop formal engagement documentation, and serve as a trusted advisor on incident management...CyberSenior$180k - $205k
X-Energy, LLC in Rockville, MD, is looking for a Senior Cyber Systems Administrator to support plant design and engineering teams. This role involves developing and executing cyber security strategies and administering operational technology environments. Applicants should...CyberSenior- Financial Industry Regulatory Authority, Inc. is seeking a Senior Principal Risk Specialist - Cyber Engagements in Rockville, MD. This role is central to reinforcing cybersecurity resilience across the financial sector by leading tabletop exercises that simulate real-world...CyberSenior
- .... The role requires extensive expertise in malware analysis, threat hunting, and multi-source data fusion to mitigate sophisticated cyber threats. The position emphasizes software and security operations leadership within an intelligence-driven SOC, collaboration with federal...CyberSenior
- Thales Trusted Cyber Technologies in Maryland is seeking a Linux Administrator to manage Red Hat Enterprise Linux (RHEL) systems across on-premises, air-gapped, and cloud environments for a DoD contractor. The role enforces security baselines, automates using Ansible and...CyberSeniorFor contractors
- ...Senior Systems Administrator II Employment Type: Full Time, Senior-level CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
- ...Description Xcelerate Solutions is seeking a Senior GPU Platform Engineer to design, develop,... ...are also adaptable to other operating systems. Operating System Integration: Work... ...Infrastructure Protection, Digital Solutions, Cyber Security, and Strategic Consulting. We...CyberSenior
$3,000 per month
...your referral is hired, you'll receive a $3,000 payment! code-extrefer WHAT WE’RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our...CyberSenior- A government services contracting company is looking for a full-time Sr. Systems Administrator in Rockville, MD. The role focuses on implementing and maintaining Automated Litigation Support systems, with key responsibilities in design, system infrastructure management,...SeniorFull time
- A federal technical service provider is looking for a Senior Systems Administrator in Rockville, MD. The role includes managing Relativity databases, consulting on technical requirements for government projects, and leading a technical team. Candidates should have significant...Senior
- Chenega MIOS is seeking a Sr. Systems Administrator / Help Desk Engineer (SME) in Gaithersburg, MD to provide technical leadership for mission‑critical infrastructure, enterprise systems, and end‑user services in a classified environment. The role requires extensive Windows...Senior
- X Energy, LLC in Rockville, MD is seeking an experienced enterprise software administrator to support and secure business applications. You will maintain configuration, access controls, and lead technology projects to improve services. Responsibilities include deployments...Senior
- X Energy, LLC is seeking an experienced IT professional to administer and support enterprise software applications that drive business operations. The role involves maintaining configuration and access controls, monitoring trends, and leading strategic technology projects...Senior
- X-energy LLC is seeking an experienced IT professional to administer and support enterprise software platforms essential to business operations. The role emphasizes maintaining configuration controls, security, and ongoing improvement of service delivery across multi‑instance...Senior
$141k - $181k
...Senior Systems Engineer Gaithersburg, MD Active TS (SCI eligibility) clearance and eligibility to obtain a CI poly At Bcore, our strength... ...people work? Are you interested in helping to protect our nation’s cyber interests? Join our growing team as a Senior Systems Engineer,...CyberSenior$141.92k - $212.89k
...committed to safeguarding the financial system and empowering investors. The... ...in the financial sector? As a Senior Principal Risk Specialist, Cyber Engagements, you'll play a pivotal... ...Accounting, Finance, Economics, Business Administration, Cybersecurity, Computer Forensics...CyberSeniorFull timeTemporary workFor contractorsFor subcontractorLocal areaImmediate start- Employment Type: Full Time Department: Legal/IT We are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization’s network systems. CGS brings motivated, highly skilled, and creative...SeniorFull timeWork at officeFlexible hours
- ...development, infrastructure, Cyber security, and enterprise content... ...9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011... ...effort as a System Administrator (SA). The System Administrator... ...situations.Comfort working with senior-level clients.Superb written...CyberImmediate startFlexible hoursWeekend work
- ...applications development, infrastructure, Cyber security, and enterprise content/data... ...include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management... ...TechnologyExperience level: Mid-Senior LevelIndustry: Information Technology And...CyberFlexible hoursWeekend work
- Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize...Senior
$92.3k - $166.85k
Are you a seasoned Systems Administrator who thrives on solving complex technical challenges and keeping mission-critical environments operating... ...in support of national security?Leidos is seeking a Senior Systems Administrator to join the Maru Program on a high-performing...SeniorFull timeContract work- ...cybersecurity resilience in the financial sector? As a Senior Principal Risk Specialist - Cyber Engagements, you will strengthen the industry's... ...Qualifications Major in Accounting, Finance, Economics, Business Administration, Cybersecurity, Computer Forensics, Data Analytics,...CyberSeniorLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Cyber Systems Administrator. Be the first to apply!
- systems administrator Rockville, MD
- application system administrator Rockville, MD
- system admin Rockville, MD
- computer systems administrator Rockville, MD
- IT infrastructure administrator Rockville, MD
- server administrator Rockville, MD
- microsoft systems administrator Rockville, MD
- enterprise administrator Rockville, MD
- IT administrator Rockville, MD
- senior technology project manager Rockville, MD


