Job Type: Full- Time Workplace Type: Onsite Clearance: Top Secret/SCI Must be a U.S. Citizen Benefits: Medical, dental, and vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too. Job Summary Castalia Systems is seeking a Senior Windows System Engineer for a position in Largo, Florida. Due to the applicable duties, this position requires 100% onsite employee status. The Senior Windows System Engineer will work with other engineers to brainstorm solutions to complex problems. Roles and Responsibilities A qualified candidate will perform the following duties and responsibilities, but are not limited to:
- Working with other engineers to brainstorm solutions to complex problems
- Willingness to learn new technologies and applications as required
- Strong passion for the cyber security industry
- Demonstrated experience implementing computer security
- Ability to adapt both an offensive and defensive mindset to support securing information systems
- Ability to work with limited supervision; must be a self-starter with initiative
- Ability to research and create detailed computing system documentation and operational guides/procedures
- Strong communication and interpersonal skills to interact with a diverse user community in quick-response situations
- Understanding of the concepts of Information Assurance.
Required Qualifications:
- Extensive background in Systems Administration using Windows desktop and server operating systems (11/2016 and newer).
- Experience with various computing hardware and software platforms, including servers, workstations, and numerous COTS software applications.
- Experience installing, configuring, hardening, and maintaining Window servers, performing software installations and upgrades to operating systems and COTS applications.
- Experience installing, configuring, managing, and troubleshooting Microsoft Endpoint Configuration Manager (MECM), Windows Server Update Services (WSUS).
- Experience with Microsoft Active Directory, including GPO management, DNS, OU management, etc.
- Understanding of Active Directory Site and Services, Replication and Domain/Forest hierarchies.
- Experience hardening Windows platforms via GPOs using STIGs or other system hardening baselines.
- Experience installing, configuring, managing, tuning, and troubleshooting Microsoft Exchange 2016 or newer.
- Ability to monitor and tune the system to achieve optimum levels of performance.
- Thorough understanding of basic network engineering fundamentals, including: OSI layers, IP addressing, sub-netting, TCP/IP stack, VLANs, DHCP, etc.
- Experience with typical VMware products (vSphere, vCenter, ESXi) and overall virtualization implementations.
- A current Top Secret/SCI security clearance is required.
- Must be able to attain and maintain a DoD 8570 IAT Level II certification (CISSP or Security+ preferred).
Preferred Qualifications:
- Experience with Microsoft Exchange clustering.
- Experience installing, configuring, managing, and troubleshooting System Center Configuration Manager (SCCM).
- Experience with scanning machines for vulnerabilities.
- Experience with Storage Area Networks (SAN) and Network Attached Storage (NAS) devices.
- Experience with additional VMware applications (Horizon View, vSAN, etc.).
- Experience with Unix-based Operating Systems.
- Understanding of Public Key Cryptography implementations.
- Familiarity with automated test software including load testing and security testing.
- Basic understanding of routing protocols: BGP, OSPF, IS-IS, etc.
- Experience with command-line interfaces (Powershell, Bash, etc.).
Education:
- Bachelor's Degree in Science, Technology, Engineering or Mathematics and minimum of five (5) years of prior relevant experience. Experience may be substituted for education.
Physical Requirements/Work Environment
- Normal office environment
Travel
- Ability to travel (CONUS) up to 10% of the time
Company Description Castalia Systems is a proven business partner providing mission critical solutions to the Federal Government. We provide cutting edge solutions from Securing and Managing Data to Systems Engineering and Development. Castalia Systems is a pioneer in Artificial Intelligence Design and Application. With our vast knowledge of our customers' needs and relevant technology, our team is able to bring successful solutions to every mission. We are one-upping our competitors by providing premium IT solutions and platforms with cutting-edge technology so it's so evident when you compare us with anyone. Disclaimer Castalia Systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, HIV-positive status, as well as any other category protected by federal, state, or local laws. All such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct. |
Castalia Systems
paid holidays, 401(k)
Mar 27, 2025