IT Specialist, Senior

Responsible for operating and maintaining ONE-Net server and network infrastructure. This includes responding appropriately to alerts and events and responding to incidents from triage through resolution, including escalations, where appropriate. Conduct infrastructure repairs, including directing remote activities to maintain operational effectiveness for services. Provide root cause analysis documentation in accordance with Government procedures. Document daily shift activities in appropriate reporting and ticketing tools and ensure proper pass down of any outstanding issues.

What You'll Get to Do:
• Manage and support IT systems, networks, and infrastructure to ensure optimal performance.
• Troubleshoot and resolve hardware, software, and network-related issues.
• Experience in administering Virtual Server environments in an operational setting
• Experience with vSphere, vCenter, ESXi, and related VMware tools.
• Oversee systems and network upgrades, patches, and security updates.
• Implement and enforce IT policies, security measures, and best practices.
• Manage user accounts, permissions, and access controls.
• Lead IT projects, including system migrations, software implementations, and cloud integrations.
• Maintain IT documentation, including network diagrams, system configurations, and
• troubleshooting guides.
• Strong analytical and problem-solving skills.
• Excellent communication and teamwork abilities.

You'll Bring These Qualifications:
• Requires B.S. Degree and 4-8 years of prior relevant experience or Masters with 2-6 years of prior relevant experience (in computer science, related IT field).
• Minimum of 7+ years of experience in IT support, system administration, or network management.
• Must be a US Citizen and possess an active DoD Secret Clearance.
• Compliant with DoD 8570 IAT Level II (CompTIA Security+, CCNA Security, etc.).
• Must have CCNP, CCDP, MTA, MCSA, or MCTS Certification.
• At least one Microsoft Server Operating System Certification.
• Strong knowledge of Windows operating systems and virtualization technologies.

These Qualifications Would be Nice to Have:
• VMware Certified Advanced Professional.
• Microsoft Certified: Azure Administrator Associate (for hybrid cloud integration).
• One of the following, CASP, CISSP.
• Cisco Certified Network Associate or equivalent networking certification.
• ITIL Foundation certification.
• Experience with automation tools like PowerBI.
• Knowledge of database management and SQL queries.
• Proficiency in scripting and automation (PowerShell, Python, etc.) is a plus.
• Familiarity with ITIL framework and best practices.
• Experienced in supporting DoD Host Based Security System (HBSS), and technical ability to manage the Device Control Module (DCM), Electronic Policy Orchestrator (ePO), Host Intrusion Prevention System (HIPS), Policy Auditor (PA), and Rouge System Detection (RSD).

NGEN

Original Posting:

March 27, 2025
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 $72,150.00 - $130,425.00

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.