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Added 12 mins ago
Technical Strategic Business Developer
Emerson
Augusta, ME
Identify repeatable approaches for stakeholder mapping, champion development, pilot selection, validation, customer showcases, and cross-program visibility.
Added 50 mins ago
AS
IT - Systems Engineer
Apex Systems LLC
Denver, CO
- $70 to $75 USD / hour
This is not a standard SailPoint administrator role. We’re looking for someone who can engineer, integrate, automate, and troubleshoot identity solutions supporting AI agents, service…
Added 1 hour ago
AC
Bilingual Administrator
Aston Carter
Cleveland, OH
- $25 to $28 USD / hour
…administrative and coordination support across the full recruitment lifecycle. This position is responsible for ensuring a seamless and efficient candidate experience while supporting…
Added 2 hours ago
ServiceNow Senior Consultant, Strategy, Growth, & Transformation
Deloitte
New Orleans, LA
ServiceNow Certified System Administrator (CSA)
Added 2 hours ago
Senior Network Administrator
Systems Engineering Solutions Corporation
Alexandria, VA
Program Description: The contractor shall provide IT Infrastructure support services, which includes Tier 1 Help Desk, Tier 2 End User Support, Tier 3 Server, Platform, and Network…
Added 2 hours ago
HRIS Analyst, Workday
Braven
Chicago, IL
…opportunity after college graduation through a career-accelerating program. We work with higher education and employer partners to offer a life-changing experience that begins with a…
Added 5 hours ago
Microsoft D365 Sr Systems Engineer
Deloitte US
Atlanta, GA · Austin, TX · Baltimore, MD · Birmingham, AL · Boston, MA · Charlotte, NC · Chicago, IL · Cincinnati, OH · Cleveland, OH · Columbus, OH · Dallas, TX · Davenport, IA · Denver, CO · Detroit, MI · Fort Worth, TX · Fresno, CA · Gilbert, AZ · Grand Rapids, MI · Hartford, CT · Hermitage, TN · Houston, TX · Huntsville, AL · Indianapolis, IN · Jacksonville, FL · Jericho, NY · Jersey City, NJ · Kansas City, MO · Las Vegas, NV · Los Angeles, CA · Louisville, KY · McLean, VA · Mechanicsburg, PA · Memphis, TN · Miami, FL · Milwaukee, WI · Minneapolis, MN · Morristown, NJ · Nashville, TN · New Orleans, LA · NY · Philadelphia, PA · Pittsburgh, PA · Portland, OR · Raleigh, NC · Richmond, VA · Rochester, NY · Rosslyn, VA · Sacramento, CA · Salt Lake City, UT · San Antonio, TX · San Diego, CA · San Francisco, CA · San Jose, CA · Seattle, WA · St. Louis, MO · Stamford, CT · Tallahassee, FL · Tampa, FL · Tempe, AZ · Tulsa, OK
…business and technology leaders to establish secure application lifecycle management, DevOps, integration, and operational practices across complex…
Added 5 hours ago
Technical Strategic Business Developer
Emerson
Tallahassee, FL
Identify repeatable approaches for stakeholder mapping, champion development, pilot selection, validation, customer showcases, and cross-program visibility.
Added 6 hours ago
SI
Senior Manager, Product & Pricing Operations
Salesforce, Inc.
IN · CA
- $143,400 to $216,900 USD / year
Software Development Lifecycle (SDLC): You oversee the end-to-end SDLC for approval rule configurations. You establish deployment frameworks, Quality Assurance standards, peer review…
Added 6 hours ago
Platform Engineer, Senior
BOOZ, ALLEN & HAMILTON, INC.
Washington, DC
…workload portability and network connectivity to hardening and lifecycle management. You'll also grow your skills across both enterprise virtualization and cloud-native…
Added 7 hours ago
VDC Manager
Thornton Construction Company
Opa-locka, FL
Assist project teams in identifying necessary Subcontractor involvement and serve as the "Model Administrator" for assigned projects, ensuring seamless collaboration and adherence to…
Added 8 hours ago
Supervisory Health Systems Specialist
Veterans Affairs, Veterans Health Administration
Kansas City, MO
Added 8 hours ago
Systems Administrators
CACI International
Reston, VA
Support Total Ticket Ownership (TTO) throughout the incident and service request lifecycle, including ticket logging, triage, troubleshooting, resolution, escalation, documentation, and…
Added 11 hours ago
Manager, Records and Information Governance (RIG)
KPMG LLP
SALT LAKE CITY, UT
Added 12 hours ago
BI
Senior Human Resources Business Partner
BioDerm, Inc.
Geneva, IL
- $115,000 USD / year
Added 13 hours ago
Administrative Specialist Associate
University of Michigan
Ann Arbor, MI
…candidate will provide administrative oversight of projects and program operations and has autonomy to make decisions and should have the maturity and experience to know when decisions are…
Added 13 hours ago
UO
Student Administration Assistant Senior (Hybrid)
University of Michigan
Flint, MI
- $18.17 to $22.69 USD / hour
Reporting to the Doctor of Nurse Anesthesia Practice (DNAP) Program Director, the Student Administration Assistant Senior provides comprehensive administrative support for program…
Added 14 hours ago
Global Accounts Program Manager
AVI SPL LLC
KEW GARDENS, NY
The Program Manager, Global Accounts is a member of AVI-SPL's senior project management organization accountable for all operations and service responsibilities for the Global Account(s) to…
Added 14 hours ago
Event and Operations Coordinator, Brooks School
Cornell University
ITHACA, NY
…an exciting opportunity for a skilled event professional and administrator who thrives in a fast-paced environment, enjoys building relationships across diverse stakeholder groups, and…
Added 16 hours ago
MARI Mental Health Clinics Director
University of Michigan
Ann Arbor, MI
…mental health clinics, contributing to strategic planning, program development, organizational decision-making, supporting the mission/purpose, leading and supervising a multidisciplinary…
Added 1 day ago
K
Manager, Records & Information Governance (RIG)
KPMG
Louisville, KY
- $7.25 USD / hour
…stakeholders to manage applicable records throughout their lifecycle in accordance with the retention…
Added 1 day ago
Senior Technical Analyst System Administrator
Southern Maryland Electric Cooperative
Hughesville, MD
Southern Maryland Electric Cooperative has an immediate opening for a Senior Technical Analyst - System Administrator. This position is responsible for managing and supporting IT systems…
Added 1 day ago
Security Systems Administrator
Unity Technologies Corp LLC
Myersville, MD
Added 1 day ago
TI
People Operations Manager
Tutor Intelligence
Watertown, MA
- $90,000 to $120,000 USD / year
Partnering with our Compliance & Benefits Administrator on leave, accommodations, and benefits questions that come up through the lifecycle
Added 1 day ago
AS
Systems Administrator
AMERICAN SYSTEMS
Colorado Springs, CO
- $31,533 USD / year
Establishes lifecycle management of MD 9 systems and servers. Includes install/update/troubleshooting, policies, resource management, vulnerability scans, patching, STIG/SRG application,…

LEIDOS, INC.

System Administrator

San Diego, CA, United States

Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.

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Job details

Pay: Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.
Experience: Bachelor’s degree coupled with 4-8 years of experience or equivalent relevant industry-standard experience and certifications may be considered in lieu of a degree.
Posting language: English
Posted: Oct 30, 2026

Original job description

Leidos' Corporate Information Security Office, reporting through the Digital sector, is seeking a System Administrator to support various classified environments. The successful candidate will be responsible for maintaining, securing, and supporting a complex classified information system, as well as ensuring compliance with security protocols and regulations.

Location: All work will be performed on site in our San Diego, CA office.

Clearance: You must hold a current, active DoD Top Secret Clearance to qualify for consideration.

Primary Responsibilities This role includes a combination of duties to protect information, and maintain security controls, for an entire system, site, or program to reduce risk.

Administer, maintain, and troubleshoot Windows and Linux-based workstations and servers within a mixed operating system environment.
Manage Active Directory services, including user and computer accounts, Group Policy Objects (GPOs), DNS, and system authentication.
Perform routine system maintenance, software installations, patching, configuration updates, and hardware troubleshooting to ensure system availability and reliability.
Configure and maintain network infrastructure, including switches, VLANs, IP addressing, firewall rules, and network connectivity.
Administer enterprise storage and file-sharing services, including SMB, NFS, iSCSI, and applicable file system permissions and access controls.
Implement and maintain system security configurations in accordance with DISA STIGs, JSIG, RMF, and organizational cybersecurity requirements.
Execute vulnerability assessments and compliance scans using tools such as DISA SCC, Evaluate-STIG, and Tenable Nessus; remediate identified findings and document corrective actions.
Develop and maintain automation scripts using PowerShell, Bash, or Ansible to improve system administration efficiency, configuration consistency, and repeatability.
Monitor system health, performance, storage utilization, backup operations, and security logs to proactively identify and resolve operational issues.
Support system backup, recovery, and data protection activities to ensure operational continuity and data integrity.
Follow established change management processes, including documenting, coordinating, and implementing approved system modifications.
Develop and maintain technical documentation, system configurations, network diagrams, and standard operating procedures (SOPs).
Collaborate with Information System Security Officers (ISSOs), Information System Security Managers (ISSMs), and engineering personnel to support continuous monitoring, security assessments, and authorization activities.
Provide technical support to end users, troubleshoot reported issues, and coordinate with program stakeholders to minimize operational disruptions.
Assist with hardware refreshes, system deployments, technology upgrades, and infrastructure modernization initiatives.
Other duties as assigned.

Basic Qualifications

Bachelor’s degree coupled with 4-8 years of experience or equivalent relevant industry-standard experience and certifications may be considered in lieu of a degree.
Must be a U.S. Citizen.
Must currently hold an Active Top Secret security clearance to be considered along with sustained ability to be cleared to Special Access Programs (SAP) and ability to obtain a Polygraph.
Must have a current DoD 8570 IAT level II or higher certification such as CompTIA Security+.
Windows and Linux Administration: Experience administering, configuring, troubleshooting, and maintaining both Windows and Linux operating systems in an enterprise environment to include workstations, Active Directory, DNS, and Group Policy.
Classified Systems and Compliance: Experience supporting Special Access Program (SAP) environments, including familiarity with the Joint Special Access Program Implementation Guide, Risk Management Framework (RMF), and system authorization lifecycle requirements.
Networking and Security Technologies: Working knowledge of enterprise networking concepts and switching technologies including TCP/IP, VLANs, subnetting, RADIUS, firewall rules, and networking troubleshooting.
Security Compliance and Vulnerability Management: Experience utilizing common compliance tools including DISA SCAP, Evaluate STIG, Tenable Nessus, and Trellix. Ability to interpret scan results, identify security efficiencies, implement corrective actions, and maintain compliance documentation.
Enterprise Storage and File Services: Experience configuring, managing, and troubleshooting enterprise storage and file-sharing technologies including iSCSI, SMB, and NFS. Understanding of Windows NTFS permissions, Linux file permissions, access control lists, and secure storage provisioning.
Change and Configuration Management: Knowledge of established change management processes, configuration baselines, documentation standards, and system lifecycle procedures. Ability to plan, document, and execute system changes while minimizing operational impact and maintaining security compliance.
Technical Troubleshooting and Operational Support: Strong demonstrated ability to independently diagnose and resolve moderately complex hardware, software, operating system, and network issues. Experience performing software installation, system updates, remote administration, and routing maintenance within controlled environments.
Technical Documentation and Collaboration: Ability to develop and maintain technical documentation, standard operating procedures, work instructions, and system configuration records. Experience collaborating with engineering, cybersecurity, and program stakeholders to support operational requirements.

•

Preferred Qualifications

RedHat Certified System Administrator (RHCSA) certification.
Automation and Scripting: Experience developing, modifying, and executing automation scripts or playbooks using PowerShell, Bash, or Ansible to improve system deployment, configuration management, patching, security, compliance, and operational repeatability.
Advanced Infrastructure Experience: Experience administering virtualized environments, working with High Performance Computing (HPC), and managing enterprise backup and recovery solutions.

If 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 30, 2026 For 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 $87,100.00 - $157,450.00 The 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.

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