- The Leidos Defense group has an opening for a highly motivated individual. The System Administration II position at MacDill AFB, FL supports the Global Solutions Management-Operations II (GSM-O II), Joint Communications Support Element (JCSE). The JCSE team provides en-route, early entry, scalable C4 support to Regional Combatant Commands, Special Operations Command, and other agencies. In this role, you will be responsible for system assessments, and providing hands-on engineering support. Key elements of this position include: Participate in evaluation, selection, implementation and on-going support of software, hardware and tools used by the Enterprise Infrastructure platform; Respond to End User requests for technical support and assistance within established procedures; providing Tier II support to the Joint Network Operations Center (JNOC); developing, engineering, and recommending hardware and software solutions; and conducting cybersecurity mitigations on design solutions to comply with Risk Management Framework (RMF) cybersecurity requirements.
Responsibilities include:
- Responsible for implementing, tuning and maintaining LINUX server, MS Server, MS Domain Controller, MS Exchange, and VMWare vCenter, VIEW VDI, and VMware Horizon View based solutions running on virtualized infrastructure.
- Support SCCM Systems Manager with all aspects of server maintenance, enterprise workstation imaging, application updates and deployments and issue resolution.
- Designs, implements, configures, and maintains MS Server instances running on ESXi and VMware vSphere for server consolidation and virtualization.
- Administer, maintain, and troubleshoot Storage Area Networks (SAN) and Network Attached Storage (NAS) attached to VMware environments.
- Manages Active Directory Certificate Services (ADCS) and deploys Internet Information Services (IIS) on the DC.
- Troubleshoots, isolates and identifies problems with all servers.
- Monitor and manage system resources and log files to maintain operating efficiency.
- Perform systems security and user administration functions
- Design, implement and maintain a consistent backup and disaster recovery plan.
- Provide technical direction on network topologies, server configurations, hardware software deployments and other administrative tasks related to production servers.
- Document technical requirements, system changes, facilitate design sessions and architectural reviews.
- Perform vulnerability and risk analyses of computer systems and applications during all phases of the system development life cycle.
- Support updates to and maintenance of the POA&Ms for the JCSE Enterprise. Support development of RMF Security Plans and assist in the creation and updating of RMF accreditation packages.
- Perform system and application patching as required to maintain the server's Authority to Operate (ATO) status through the Certification and Accreditation (C&A) and Risk Management Framework (RMF) processes.
- Troubleshoot and resolve complex problems and respond to escalated requests for technical assistance.
- Have flexible working hours to be available to support team when needed.
Minimum Qualifications:
- Current DoD 8570 IAT Level II certification (CompTIA Security+ce, CCNA Security, CySA+, etc.)
- Virtualization, LINUX or Microsoft Certification
- Education: Bachelor's degree and 4+ years of experience; additional years of directly applicable experience may be accepted in lieu of a degree.
- Clearance: Secret
Intrigued?... There's more! Leidos understands that there are many factors that contribute to a career decision, but pay and benefits are fundamental factors.
Compensation: Very competitive, with a robust rewards and recognition program
Health and well-being: Comprehensive coverage with many programs (ex. HSA, FSA, Dental, Vision, 24/7 EAP) to ensure the well-being of you, eligible family members, and registered domestic partners.
Income Protection: Programs to help navigate life events: Company-provided Term Basic Life, Group Universal Life, Optional Dependent Life, Accidental Death and Dismemberment, and Business travel accident
Leave: Leidos is committed to work life balance, with competitive leave options.
Retirement: Leidos 401k plan, with company match determined by fringe benefit package
Employee Stock Purchase plan: 10% discount for all enrollees
Family Benefits: Center-based and in home back-up childcare, free access to Sittercity, and Dependent (Daycare) Flexible Spending Accounts
Original Posting:July 7, 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 $73,450.00 - $132,775.00
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.
