Senior Windows Administrator

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Every hour of every day, soldiers, acquisition professionals, and federal partners around the world count on systems that simply cannot go down. That is where PL ALTESS comes in. As the Agile Center of Excellence for the Program Executive Office Enterprise (PEO Enterprise), the U.S. Army Product Lead Acquisition, Logistics, and Technology Enterprise Systems and Services (PL ALTESS) runs enterprise-class data centers that host hundreds of programs, thousands of virtual servers, and millions of users worldwide, 24x7x365. Our team delivers the full spectrum of IT services: data center and Service Operations Center operations, network and systems administration, cybersecurity, cloud and application modernization, disaster recovery, and lifecycle testing across physical, virtual, and cloud architectures spanning multiple geographic locations. If you want your work to matter at mission scale, this is the place.

 

• →Manage, maintain, deploy, troubleshoot, and support Windows Server 2019/2022 (and 2025 as adopted) across a mixed customer environment.
• →Plan, execute, and implement new system hardware and software, and lead new HW/SW integrations.
• →Monitor and tune system performance, and keep server operations healthy around the clock.
• →Harden servers and report on overall security and operational status.
• →Produce utilization reports with existing tools to identify problems and drive corrective actions.
• →Manage the lifecycle of multi-vendor data center equipment, including firmware version control and periodic preventive maintenance.
• →Create and maintain team technical instructions, operating procedures, and policies.
• →Recommend, demonstrate, and implement technologies that expand, upgrade, and increase efficiency in the environment.

• Minimum of 12 years without a degree; Minimum of 10 years with AS/AA' Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA
• DoD 8140 qualified for DCWF 451 – System Administrator at the Intermediate proficiency level
• Computing environment / platform certification for the technologies supported (e.g., Microsoft Windows Server Hybrid Administrator Associate, CompTIA Server+, Cisco CCNA); may be waived for 30 days after project start (PWS requirement — no longer mandated by DoD 8140, kept as a contract requirement). See 'Additional Certifications' below.
• Background in Computer Science or IT.
• Active DoW Secret security clearance
• US Citizenship
• 5+ years as a Windows Systems Administrator or Engineer, including 3+ years automating tasks with PowerShell.
• 5+ years installing, configuring, maintaining, and troubleshooting complex applications and websites (IIS, Apache, etc.).
• 5+ years in complex networking environments, with senior-level knowledge of TCP/IP, DNS, DHCP, SMTP, and SNMP.
• 5+ years managing enterprise-level Active Directory structures.
• 5+ years creating and maintaining complex Microsoft Group Policy implementations.
• 5+ years creating, maintaining, and following SOPs for repeatable processes, disaster recovery, and common problem resolution.
• Strong interpersonal skills and a team-player mindset.

• Bachelor's degree in Computer Science or equivalent years of experience.
• 3+ years supporting cybersecurity patch management, STIGs, SRGs, RMF, SCA-V, and CORA.
• Experience with Windows Server 2025 and hybrid identity (Microsoft Entra ID).

• Radford, VA or Remote

 

$112,000 - $179,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate’s own.

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.