Systems Administrator

The Homeland Security Airports, Borders and Security Division at Leidos currently has an opening for a Systems Administrator. This position will be responsible for technical planning, system hardware-software-network design, development and integration, verification and validation, and fielding. This position develops technical solutions - evaluating cost, risk, and supportability -- that require collaboration with internal experts and deep analyses and understanding of impact on end-product/solution. It requires deep understanding of and ability to apply principles, theories, and concepts of the technical domain and has broad understanding of other related specialty areas.

The technology environment is a multi-tiered, Java, web-based environment using JBoss Application Server and Portal technologies integrated with QuestionMark, Active Directory, MS SQL Server, IBI WebFOCUS, ILOG, and Oracle 19c database. The server environment includes Dell and other hardware, The environment is highly virtualized running VMware ESX supporting virtual servers running RedHat Enterprise Linux and Windows Server operating systems. The networking infrastructure includes Palo Alto & Cisco equipment (e.g., firewalls, Catalyst switches, MDS fiber switches etc.). External storage solutions equipment is from Dell., Duties include performing systems requirements analysis, functional analysis, timeline analysis, trade studies, requirements allocation and interface definition, technical management, integration, system testing, and quality assurance. IMPACT: Works independently to achieve day-to-day objectives with significant impact on operational results or project deliverables. Responsible for entire projects or processes within a technical area.

• The Systems Administrator will provide support for the management, operations, and maintenance of the SASS server, network, and database environments.
• Provides continuous assurance of the successful day-to-day operation and viability of the SASS server and network environment according to established Service Level Agreements (SLAs).
• Maintains RHEL, ESXi, and Windows operating systems, creates templated server images, creates snapshots/clones, manages storage, monitors logs, and creates/edits automation scripts.
• Participates in disaster recovery failover testing as well as system/database backup maintenance and testing.
• Monitors and coordinates synchronization between production and failover SASS environments (may require occasional travel).
• Prepares and documents procedures for day-to-day operations and ensures that they are carried out.
• Manages maintenance of the infrastructure, including application of critical and recommended patches and upgrades for system switches, firewalls, and SANs.
• Coordinates on-site resources to support installation of new hardware or software releases. Some repairs and maintenance may require travel to customer sites.
• Prepares regular security and operational reports for delivery to the customer in support of NIST 800-53 auditing.
• Installs and manages SIEM monitoring agents and maintains STIG compliance.
• Interacts with the customer directly and communicates concerns to Leidos project management and technical team members., Related Jobs Systems Administrator TEKsystems Atlanta, GA*Remote Operations Management Access Controls Active Directory Network Switches Business Valuation Networking Hardware System Administration Full Stack Development Network Administration Artificial Intelligence Business Transformation Critical Illness Insurance Troubleshooting (Problem Solving) Virtual Local Area Network (VLAN) +0

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JIRA SASS Linux Auditing Firewall Equities Failover Hardening Operations Leadership Management Automation Market Data NIST 800-53 Self-Starter Apache Tomcat Backup Devices System Testing Java Web Start Windows Servers Microsoft Azure Problem Solving Ancient History Database Backup Computer Science Active Directory Network Switches Web Applications External Storage Failover Testing Operating Systems Quality Assurance Disaster Recovery Project Management Performance Tuning VMware ESX Servers WildFly (JBoss AS) Amazon Web Services Functional Analysis Software Engineering Technical Management Atlassian Confluence Cloud Administration Regulatory Compliance Microsoft SQL Servers Requirements Analysis Information Technology Vulnerability Scanning Data Center Operations Service-Level Agreement Network Troubleshooting Red Hat Enterprise Linux Verification And Validation Network Planning And Design Enterprise Planning Systems Security Requirements Analysis Troubleshooting (Problem Solving) SMTP (Simple Mail Transfer Protocol) Operating System Level Virtualization Security Information And Event Management (SIEM), Bachelor's degree (or equivalent work experience or specialized training) in Information Technology, Computer Science, Software Engineering or related discipline

• Minimum of three years hands-on experience with web-based server systems, Linux or other Unix operating systems, virtualization, and dealing with network connectivity and troubleshooting.
• Expertise in VMWare and RHEL administration, including system hardening, performance tuning, and automation
• Experience with creating process, procedures, and documentation relating to data center management, disaster recovery, and off-site backup storage and retrieval.
• Experience in large, enterprise-level systems deployments and data center operations environments.
• Experience with NIST 800-53 security requirements, managing STIG settings, interacting with various vulnerability scanning tools, and complying with audit activities related to regulatory compliance.
• Excellent analytical and problem-solving skills. Ability to work independently as a self-starter, and within a team environment.

ADDITIONAL DESIRED QUALIFICATIONS:

• Azure and/or AWS cloud administration experience a plus
• Experience with Atlassian Jira and Confluence tools.
• Experience administrating/troubleshooting Apache Tomcat, JBoss and SMTP a plus.
• Experience with network/firewall configuration and IP setup a plus.

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

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., Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .