Principal Systems Administrator
$116.35k - $210.33kLeidos
Leidos has a new and exciting opportunity for a Principal Systems Administrator in our Intel Sector's (IS) Solutions Analysis Business Area (ASBA). 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 vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!Job DescriptionThe Principal Systems Administrator will provide customer service representative support for Service Desk operations. This role requires an individual that is technical, customer-oriented and familiar with using desktop software applications such as web browsing and client software, as well as IT Service Management software such as JIRA, ServiceNow, or Remedy. The selected individual must be detail-oriented in order to capture customer inquiries appropriately.Primary Responsibilities:Provides systems and software operations and maintenance support in a large network enterprise, multi-enclave environment.Rapidly distinguish isolated user problems from enterprise-wide application/system problems.Coordinate with customers and stakeholders to collect data, conduct analysis, develop, and implement solutions associated with incident tickets and requirements.Provide general systems administration mentoring and training to personnel.Develop and update operations and maintenance documentation for personnelResolve highly complex problems using significant application of technical knowledge, conceptualizing, reasoning and interpretation.Work to convince others to accept area’s view/current practices and agree/accept new concepts, practices and approaches.Provide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, engineering technical assessment and process improvement initiatives. Remotely log into the end users' endpoint (desktops and/or servers with Windows or Linux OS) to perform technical software configuration, rebooting, and other remedial actions.Basic Qualifications:Bachelors degree with 12+ years of prior relevant experience or Masters with 10+ years of prior relevant experience. Additional years of experience may be substituted in lieu of a degree.Must have an active TS/SCI with a Polygraph, to be consideredAbility to communicate effectively with executive leadership (internally or client) regarding matters of significant importance to the organization/project.In-depth understanding of technical principles, theories, concepts and their application across the program.Serves as a subject matter expert within technical domain area.Excellent oral and written communication skills#CABARESTON#ASBA#HALO#HALOincumbentsIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:October 14, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $116,350.00 - $210,325.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.SummaryLocation: McLean, VA; Bethesda, MDType: Full time
- DescriptionTech Summary:We are seeking a Principal Applications Coordinator for Epic Beaker Clinical Pathology (CP), the highest-level Application... ...for serving as a lead expert in configuring complex system builds, testing, validation, and ongoing production support of...Principal
- The Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc. (HJF) seeks a Sr Scientist to serve as the Principal Investigator and lead independent, externally funded research programs in surgery, trauma, and related disciplines within the USU/WRNNMC Department...Principal
- ..., Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime Pay Contract...SuggestedFull timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
- ...processes are reinforced through our organization’s externally accredited certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS, corporate ITIL certification), ISO 27001:2005 Information Security...SuggestedFlexible hoursWeekend work
$130k - $180k
Celestar, a B&A Company, is seeking a Database/Web System Administrator to support the Defense Advanced Research Projects Agency (DARPA) Program Security Services (PSS) task order. If interested and meet the qualifications, we encourage you to apply for this rewarding...SuggestedContract workLocal area$80k - $110k
...Harness your expertise to solve challenges and celebrate success! Job Summary JCS Solutions is seeking a Junior Endpoint Systems Administrator to support endpoint management and enterprise IT operations for the NICHD program in Bethesda, Maryland . You will help...Full timeContract workTemporary workLocal areaRemote work$33.97 per hour
...Installations,Troubleshooting Certifications: Microsoft Certified: Azure Administrator Associate - Microsoft - Microsoft, MCSA + Security - Microsoft... ...Job Description Transform technology into opportunity as a System Administrator II with GDIT. A career in enterprise IT means...Hourly payTemporary workFor contractorsLocal areaImmediate startRemote workWorldwideRelocation packageFlexible hours- Steelcut Software is in the process of expanding. We are looking for Software Engineers, Systems Administrators, and Subject Matter Experts to lead development and deployment of next-generation web applications. Steelcut Software, Inc. is an Equal Opportunity employer....Remote jobContract workInternshipFlexible hoursWeekend workAfternoon shiftEarly shift
- General Dynamics Information Technology (GDIT) is seeking a System Administrator II to support enterprise IT operations on client sites in the Maryland area. The role focuses on design, maintenance, and operation of small to medium networks with intermediate experience...
- ...Position Summary Seeking an experienced Senior Systems Administrator to support mission-critical secure messaging and enterprise infrastructure environments. The role combines secure messaging gateway administration, Windows Server, Active Directory, virtualization, monitoring...Full time
$100k - $140k
Sr. System AdministratorLocation: Onsite Requirements: Hybrid, Remote, Fully Onsite Compensation Range: $100,000-$140,000 annually... ...leading manufacturer of household mirrors seeking a Sr. System Administrator to take ownership of their Epicor Kinetic ERP environment. Reporting...Remote workRelocation$120k - $145k
...multidisciplinary teams are creating safer and more accessible streets, trails, parks, civic spaces, and mobility networks. We're looking for a Principal Planner to join our team in Silver Spring, MD . Why You'll Love Working Here We are a purpose-driven team of engineers,...PrincipalWork at office- Marketbridge is seeking a Principal Analytics Consultant to oversee client projects and deliver insights using marketing analytics, predictive modeling, and marketing framework development. This hybrid role, based in Bethesda, MD, offers a competitive total rewards package...Principal
- Leidos is seeking a Principal ETL Developer to architect and deliver NiFi-driven data flows for enterprise data lakes. The role focuses on design, development, testing, and optimization of scalable ETL pipelines in a hybrid environment with occasional Bethesda-based meetings...Principal
$150k - $175k
OverviewAMERICAN SYSTEMS, a 100% employee-owned federal contracting company, is seeking a Senior Systems Administrator with strong Red Hat Linux CLI and Windows administration experience to support a Special Access Program in Washington, DC.This role focuses on owning and...Local areaRemote workRelocation package- RELX INC is seeking a Principal Product Manager to lead the transformation of analytics delivery through AI across healthcare education products. You will guide discovery, strategy, and execution, turning emerging technologies and customer insights into practical solutions...Principal
$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of War?...Full timeContract workPart timeLocal areaRemote work$146k - $234k
ResponsibilitiesPeraton Labs is seeking a self-motivated Principal Research Scientist with a passion for developing solutions for problems in the field of autonomous systems across a variety of domains. You will lead or work with a team of research scientists to design...PrincipalContract workShift work$92.3k - $166.85k
...-9 in the Arlington, VA (Pentagon). This position leads enterprise MECM operations and a team of MECM administrators responsible for endpoint imaging, operating system deployment, application packaging, software update management, vulnerability remediation, configuration...Full time$150k - $200k
MTSI is seeking a Senior Systems Administrator - COMSEC Specialist whose primary function will be to lead/support development, testing and integration of advanced communication systems. This position will be located in the Washington DC area.Your essential job functions...Contract work$118.3k - $219.8k
Principal Product Manager, AnalyticsOur Company Elsevier is a global information analytics company that helps institutions and professionals progress science, advance healthcare and improve performance for the benefit of humanity. We serve the research, academic and clinical...PrincipalFull timeLocal area$100k - $130k
...you won’t just contribute. You’ll make things happen-fast.The Principal Customer Onboarding Manager is responsible for leading the successful... ...communications within Salesforce and other project management systems.Standardize implementation artifacts, project plans, playbooks,...PrincipalWorldwideFlexible hours$131.3k - $237.35k
The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior System Administrator Team Lead. Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development...Full timeWork at office$163.8k - $257.4k
...things happen-fast.About the Role:We are seeking an experienced Principal Software Engineer (Data) to join our fast-paced, collaborative... ...technographic data services, building world-class data pipelines and systems to process billions of signals and data points. This is an...PrincipalWorldwide$116.35k - $210.33k
...has a new and exciting opportunity for a Principal Network Engineer in our Intel Sector's... ..., design, installation, configuration, administration, support, and maintenance of networks,... ...prioritizing the implementation of critical system patches.Performs risk assessment, risk...PrincipalFull timeImmediate startFlexible hours- ...critical national missions through objective technical analysis, systems engineering, spectrum engineering, advanced sensing, technology... ...and acquisition support.MITRE is seeking a technically strong Principal Spectrum Engineer to provide technical leadership and hands-on...PrincipalWork experience placementInternshipLocal areaRemote work
$139.1k - $251.45k
This position is responsible for developing, implementing, and overseeing the technical quality assurance and control systems used to prevent defects in the software delivered products for the TFDM and ERAM programs. Duties include defining and implementing standards, methods...PrincipalFull time$131.3k - $237.35k
Leidos has an exciting opportunity a Principal Endpoint Security Systems Engineer in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...PrincipalFull timeImmediate startFlexible hours$186.21k
...Dates: Open 10/07/2026 to 10/21/2026Schedule: Full-timeWork type: PermanentRelocation: TruePosition ID: SES-13083322-26-ASDocument ID: 887871600Grade: ES 00Job category: Miscellaneous Administration And Program (0301)Hiring path: public, fed-competitive, fed-excepted, sesPrincipalWork at office- ...Interdependency Analysis. Change Management. ITIL Framework. Service Catalog & Self Service. Project Management. Risk Management. Business Process Improvement. Agile Methodology. Scrum Framework. Certified ITIL foundation/ Expert. System Development Life Cycle (SDLC)...Principal
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