System Administrator 23
System Administrator 23
Posted on :
27-09-2025
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1 Vacancy
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Job Description
Unisity LLC is a Service-Disabled Veteran Owned Small Business providing expert services in the Information Technology fields. We pride ourselves on delivering what is promised as some would say we just do. We are highly-qualified self-driven professionals who work towards a common goal as a team leading when appropriate and following when needed.
Job Description:
The selected individual will be responsible for maintaining system administration support activities for a large complex network environment with geographically distributed systems. The position entails supporting solutions for system engineering requests that meet operational needs as well as upgrading and maintaining capabilities. The selected candidate must be comfortable working in a fast-paced environment with multiple air-gapped systems which have individual domains and supporting infrastructure and with maintaining a complex IT environment with multiple logins and associated supporting storage and network infrastructure. The role requires an energetic focused and driven individual who can adapt well to a changing environment. The selected candidate must possess strong system administration and troubleshooting skills and must adapt quickly in working with the team to undertake various system administration network-centric tasking.
Due to federal contract requirements United States Citizenship and position appropriate security clearance is required. (e.g. Active TS/SCI security clearance with customer appropriate polygraph).
Primary Responsibilities:
The selected individual will be responsible for installing and administrating systems applications and processes and for ensuring that all issues are identified and resolved in a timely manner. She/he will be responsible for ensuring server and desktop configurations are optimized and running continuously and efficiently. The individual will also perform security management and application performance optimization functions. Additional responsibilities may include:
Salary Range: SA2 $168000 - $178000 (Annually)
SA3 $210000 - $220000 (Annually)
Annual Compensation Figures listed for this position serve as a general guideline and are not a guarantee of compensation. Compensation will vary dependent upon factors including but not limited to: Government contract rates; education; relevant prior work experience knowledge skills and competencies; certifications and geographic location.
Benefits Package:
Unisity LLC believes in generously supporting employees as they prepare for retirement. The company automatically contributes an additional 12% of each employees gross compensation to the company 401k plan with no requirement for employee matching. All contributions are fully vested from day one ensuring immediate ownership of retirement funds.
Full-time employees have the option to participate in a variety of voluntary benefit plans including:
Unisity LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin disability or status as a protected veteran.
Affirmative Action Statement:
Unisity LLC is committed to the principles of affirmative action in all hiring and employment for minorities women individuals with disabilities and protected veterans.
Accommodations:
Unisity LLC is committed to providing an inclusive and accessible hiring process. If you need any accommodations during the application or interview process please contact us at . We are happy to provide reasonable accommodations to ensure equal access to all candidates.
Job Description:
The selected individual will be responsible for maintaining system administration support activities for a large complex network environment with geographically distributed systems. The position entails supporting solutions for system engineering requests that meet operational needs as well as upgrading and maintaining capabilities. The selected candidate must be comfortable working in a fast-paced environment with multiple air-gapped systems which have individual domains and supporting infrastructure and with maintaining a complex IT environment with multiple logins and associated supporting storage and network infrastructure. The role requires an energetic focused and driven individual who can adapt well to a changing environment. The selected candidate must possess strong system administration and troubleshooting skills and must adapt quickly in working with the team to undertake various system administration network-centric tasking.
Due to federal contract requirements United States Citizenship and position appropriate security clearance is required. (e.g. Active TS/SCI security clearance with customer appropriate polygraph).
Primary Responsibilities:
The selected individual will be responsible for installing and administrating systems applications and processes and for ensuring that all issues are identified and resolved in a timely manner. She/he will be responsible for ensuring server and desktop configurations are optimized and running continuously and efficiently. The individual will also perform security management and application performance optimization functions. Additional responsibilities may include:
- Administration/sustainment of a system that provides a web-based application for storing sharing and distributing information.
- Creating and maintaining complex server enclaves including analyzing system scanning reports patching cert renewals vulnerability management assessments and active directory configurations.
- Identifying and correcting hardware and software issues.
- Responding to system administration operations and maintenance problems and developing re-work solutions.
- Creating and maintaining documentation of complex server/network environments to ensure that clear concise and accurate information is readily available for incident resolution.
- Communicating with users and external support personnel regarding system outages and upgrades and conferring with upper management regarding recommended resolution options.
- Must have at least 8 years of relevant experience.
- Must have experience as a systems administrator providing direct support to end users and technical staff (developers testers engineers etc.).
- Must be proficient with Windows Server 2012Rand Active Directory.
- Must have experience with Linux and Microsoft-based servers and workstations.
- Must have experience with Windows 2019.
- Must have experience with OS and Application Hardening to include DISA Best Practices and High Assurance environments.
- Must have experience with software/hardware deployment patches and operating systems and basic system backup and restore functions.
- Must have experience with and/or be familiar with SALT Ansible Splunk Puppet SolarWinds Nessus.
- Must have experience with and/or have knowledge of Red Hat 7 and 8 and VMWare.
- Must have experience with Apache Tomcat IIS and/or SQL server database.
- Must have experience documenting and providing information for security accreditation and certification.
- Must have a solid understanding of advanced security protocols and standards.
- Must have experience with Network Security Technologies (e.g. Multiple Domain PKI SSP and Vulnerability Assessment).
- Must have experience with High Assurance platforms and application integration testing methods.
- Must have experience with both Client and Server virtualization environments.
- Must be able to lift up to 50 lbs.
- Must have experience with installation configuration troubleshooting and reimaging hardware.
- Must have experience with disk arrays PowerShell and PowerCLI KVMs
- Must have knowledge of PKI systems which use HSMs to validate key and NTP for synchronization.
- Must have experience optimizing system operations.
- Must have a solid understanding of information security principles and practices.
- Must have experience with or familiarity with software and security architectures.
- Must have experience or familiarity with the following systems: Windows/Linux operating systems VMware and Networking: Switches Routers LANs & cabling.
- Must be able to support occasional day or short duration travel if needed.
- Bachelors Degree or Masters degree in System Engineering Computer Science Information Systems Engineering Science Engineering Management or a related technical field.
- Proficiency with SQL Server desired.
Salary Range: SA2 $168000 - $178000 (Annually)
SA3 $210000 - $220000 (Annually)
Annual Compensation Figures listed for this position serve as a general guideline and are not a guarantee of compensation. Compensation will vary dependent upon factors including but not limited to: Government contract rates; education; relevant prior work experience knowledge skills and competencies; certifications and geographic location.
Benefits Package:
Unisity LLC believes in generously supporting employees as they prepare for retirement. The company automatically contributes an additional 12% of each employees gross compensation to the company 401k plan with no requirement for employee matching. All contributions are fully vested from day one ensuring immediate ownership of retirement funds.
Full-time employees have the option to participate in a variety of voluntary benefit plans including:
- A Choice of Medical Plan Options some with Health Savings Account (HSA)
- Vision and Dental
- Unisity LLC provides an additional 12% of employees gross compensation to be used for benefits any remaining funds are then forwarded to the employee as taxable income
- Life and AD&D Benefits (Company Paid)
- Short and Long-Term Disability (Company Paid)
Unisity LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin disability or status as a protected veteran.
Affirmative Action Statement:
Unisity LLC is committed to the principles of affirmative action in all hiring and employment for minorities women individuals with disabilities and protected veterans.
Accommodations:
Unisity LLC is committed to providing an inclusive and accessible hiring process. If you need any accommodations during the application or interview process please contact us at . We are happy to provide reasonable accommodations to ensure equal access to all candidates.
Required Experience:
Unclear Seniority
Employment Type
Full Time
Key Skills
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