Systems Administrator III - Manassas, VA

Systems Administrator IIIWho is Epsilon:Epsilon is an IT Services company that was founded in 2009 and has become an established leader in providing Information Technology services to both Federal Government and Commercial businesses across the United States. Epsilon is known for its solution-focused and innovative approach, aligning technology systems, tools, and processes with the missions and objectives of its customers.Epsilon’s headquarters are in Weaverville, NC with other corporate offices in Greenville, SC, Crystal City, VA, and Denver, CO. We have employees in 30+ States across the U.S.Why work for Epsilon:In joining Epsilon’s team, you will have the opportunity to contribute to Epsilon’s business and customer initiatives, as well as influence our brand culture through people interaction and technology advancements.Epsilon invests in our employees by promoting from within and enabling employees to elevate their knowledge and skill set in their profession by allocating $3,000 annually in Professional Development funds. We also offer competitive pay, comprehensive benefits through one of the largest national carriers, Paid Time Off (PTO) that increases with tenure and has a generous rollover, 11 company paid Holidays, and 401(k) with immediate contribution.Where you’ll work:You will work onsite in Crystal City, VA initially and then transition to onsite in Manassas, VA within the first year.An average day:As Systems Administrator III, you will be responsible for the administration, maintenance, and optimization of IT infrastructures, including domestic and international data centers, supporting a large federal enterprise effort. This role involves managing server environments, implementing security best practices, and supporting system performance and reliability. You will work closely with the Systems Administrator Lead and other technical teams to maintain and enhance mission-critical systems. Additionally, in this position you will:

Administer and maintain Windows and Linux servers, ensuring high availability and performance.

Manage the deployment, configuration, and maintenance of operating systems, applications, and patch management processes.

Support virtualization environments, including VMware and Hyper-V, to optimize resource utilization.

Implement security measures, including access control, system hardening, and vulnerability remediation.

Manage storage solutions (SAN, NAS) and ensure effective backup and recovery operations.

Assist in system upgrades, migrations, and disaster recovery planning and execution.

Develop and update documentation for system configurations, procedures, and troubleshooting.

Troubleshoot complex system issues and respond to incidents to ensure timely resolution.

Collaborate with cross-functional teams, including network, security, and application teams, to enhance overall infrastructure.

Contribute technical expertise to the design and implementation of new systems and infrastructure enhancements.

Basic Qualifications:

As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with 8 U.S.C. 1324b(a)(2)(C) , Epsilon will not consider candidates for this position who do not meet the aforementioned conditions.

Minimum of 5 years of experience in systems administration, with hands-on experience in both Windows and Linux environments.

Proficiency in managing Active Directory, DNS, DHCP, and Group Policy in large-scale environments.

Strong experience with virtualization technologies such as VMware, Hyper-V, or similar platforms.

Skilled in storage management, including SAN and NAS solutions, and backup/recovery operations.

Familiarity with cloud platforms (AWS, Azure, or GCP) and hybrid cloud environments.

Experience with automation tools like PowerShell, Ansible, or Terraform for system configuration and management.

Knowledge of security frameworks, including NIST, FISMA, or DISA STIG compliance.

Excellent troubleshooting skills with a focus on diagnosing and resolving complex system issues.

Strong communication skills and the ability to work effectively in a team-oriented environment.

Other Requirements:

Must have an active Top Secret with SCI eligibility.

Will be subject to a federal background investigation.

Physical Demands and Working Conditions:Listed below are the physical or mental requirements necessary for the job's performance. Reasonable accommodation may be made to enable individuals with disabilities to perform essential job functions:

Prolonged periods of computer desk work.

Dexterity of hands and fingers to operate a computer keyboard and other computer components.

Speaking and hearing are sufficient to converse and understand conversations, both in-person, telephone, and virtual meetings.

The cognitive skills needed to complete tasks, including abilities such as learning, remembering, focusing, categorizing, and integrating information for decision-making, problem-solving, and comprehending.

Ability to learn new tasks, remember processes, maintain focus, complete tasks independently, make timely decisions in the context of a workflow, and the ability to communicate with managers and co-workers.

Mental aptitude to respond appropriately in high-pressure situations or deadline-driven environments.

Maintain a professional emotional response when working with others.

Connect directly with your dedicated recruiter, Jessica, on Epsilon’s careers page.www.epsilon-inc.com/careersEpsilon is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applications will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. EEO/AA: Minorities/Females/Disabled/Vets.Please click here (https://www.eeoc.gov/sites/default/files/2023-06/22-088EEOCKnowYourRights6.12ScreenRdr.pdf) to review your rights under EEO policy.If you are an individual with a disability and need special assistance or reasonable accommodation in applying for employment with Epsilon, Inc., please contact our Recruiting department by phone 828-398-5414 or by email careers@epsilon-inc.com .#LI-DNP