Windows Systems Administrator

RMantra Solutions; Alexandria, Northern (VA, KY); Hybrid; USD 90,000 - 120,000; Full time

Job summary

RMantra Solutions seeks an experienced Windows Server Administrator in Arlington, VA, onsite, to manage enterprise Windows infrastructure and security baselines. The role emphasizes DoD 8750/IAT II certification, VMware, and AD/GPO management, with potential CI Poly in the future.

Responsibilities include documenting SOPs, implementing resource policies, and evaluating vendor solutions, while coordinating with network admins to maintain a stable, multi-user environment.

Qualifications

• Bachelor's degree required with 4+ years in Windows servers environment
• Active DoD 8750 IAT II certification or higher; TS/SCI with CI poly in future possible
• Experience with VMware, RDS, PowerShell, and scripting in Python
• Strong AD, GPO, and security policy management (DISA STIGS/SCAP) experience

Responsibilities

• Create, maintain, and implement SOP documentation for enterprise systems.
• Develop and monitor policies for computing resource allocation.
• Evaluate hardware/software from vendors and recommend cost-effective solutions.
• Review work of junior staff and ensure compliance with security baselines.
• Collaborate with network admins to maintain multi-user Windows environment.
• Apply security settings and local policies across systems.
• Support Active Directory, GPO, and scheduling tasks.
• Maintain and troubleshoot VMware environments and remote access services.

Skills

Windows Server Administration

PowerShell

Active Directory

Group Policy

Security+ / DoD 8750 IAT II

SCAP / DISA STIGS

Education

Bachelorfs degree

Tools

VMware

Remote Desktop Services

BMC Remedy

Windows Task Scheduler

Python

Job description

This position is 100% Onsite. This position is in Arlington, VA, with occasional/situational travel.

Certificate

DoD 8750 certification at least IAT level II, e.g Security+ce

Location:

Schedule

100% onsite

Clearance

US Citizens withDOD Top Secret/SCI

Create, maintain, and implement detailed documentation for standard systems operating procedures to be used across the enterprise.

Develop, implement, and monitor policies and standards for allocation related to the use of computing resources.

Analyze available hardware and software from outside vendors and make recommendation for purchase and installation of cost-effective solutions.

Review work performed by lower-level technical staff.

Work both independently as well as in coordination with network

administrators to maintain the smooth operation of a multi-user computer system.

Required Qualifications

Bachelor’s degree and 4+ years of overall related experience with a Windows servers environment (e.g. 2008r2 and 2012r2). Additional experience, education and training may be considered in lieu of degree.

An active TS/SCI security clearance is required for this position.

Currently possess DoD 8750 certification at least IAT level II, e.g Security+ce.

Candidate may be asked to obtain CI Poly in future

Experience with configuration, troubleshooting and maintaining VMware environments.

Experience with Remote Desktop Services

Experience with PowerShell scripting and experience in other languages like Python.

Experience with application of security settings and other commercial best practices such as DISA STIGS.

Experience with Security Content Automation Protocol (SCAP)

Experience with Group Policy Management (GPO) and applying Local Security Policies

Experience with Windows Task Scheduler

Experience Managing Active Directory

Experience with System (hardware) and application (software) installation and configuration.

Application of security settings and other commercial best practices such as DISA STIGS.

Preferred Qualifications

Prior experienced with DISA and DISA’s support to mission partners

TS/SCI w/CI Poly Preferred

Integration of Network Management (NM) and Element Management (EM) systems with network performance, trouble ticketing, and security subsystems highly desired.

Experience with support systems to include enclave Ethernet switches, storage area networks (SAN), and network attached storage (NAS).

Candidates with a thorough knowledge of networking principles to included TCP/IP a plus.

Experience with a ticketing system such as BMC Remedy.

Solaris OS experience.

Experience working with virtual environments.

Join a dynamic team where your ideas matter and your career thrives.