System Administrator
Company: Harmonia Holdings Group, LLC
Location: Washington
Posted on: February 17, 2026
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Job Description:
Job Description Job Description Harmonia Holdings Group, LLC is
an award-winning, rapidly growing federal government contractor
committed to providing innovative, high-performing solutions to our
government clients and focused on fostering a workplace that
encourages growth, initiative, creativity, and employee
satisfaction. Description Title: System Administrator Location:
Washington, D.C. (Onsite) Terms: Full-time Clearance: Active Top
Secret with SCI eligibility Travel: Position Description We have an
exciting full time opportunity for a System Administrator to join
our growing team! System Administrators are responsible for the
installation, configuration, maintenance, and security of an
organization's computer systems. They ensure the smooth operation
of mission critical IT infrastructure and provide technical support
to end-users. This role requires an active Top Secret clearance
with the ability to obtain SCI. Responsibilities: System
Configuration and Maintenance: Install, configure, and maintain
operating systems, applications, and software patches. Monitor
system performance and troubleshoot issues to ensure optimal
operation. Security Management: Implement security measures to
protect systems from unauthorized access, viruses, and other cyber
threats. Conduct regular security audits and apply patches and
updates as needed. Helpdesk Support: Provide technical support to
end-users, including troubleshooting hardware and software issues,
setting up user accounts, and resolving connectivity issues. Backup
and Recovery: Implement backup and disaster recovery solutions to
protect data integrity and minimize downtime. Test backup systems
regularly to ensure reliability. Documentation and Reporting:
Maintain accurate documentation of system configurations,
procedures, and troubleshooting steps. Generate reports on system
performance, capacity, and security. Automation and Optimization:
Identify opportunities to automate repetitive tasks and streamline
system administration processes. Implement automation tools and
scripts to improve efficiency. Collaboration and Communication:
Collaborate with other IT teams and departments to support
organizational goals and initiatives. Communicate effectively with
stakeholders to ensure alignment and transparency. Required: Active
Top Secret clearance with eligibility for Sensitive Compartmented
Information (SCI) access required. Bachelor's degree in Information
Technology, Computer Science, or related field preferred. 5 years
of experience in IT support, system administration or a related
role. Security Certification. Willingness and ability to flex
between 1st and 2nd shift (6am to 2pm Eastern OR 2pm to 10pm
Eastern) Preferred Qualifications: Strong knowledge of Windows
and/or Linux operating systems. Experience with virtualization
technologies such as VMware or Hyper-V. Familiarity with networking
concepts and protocols. Excellent troubleshooting and
problem-solving skills. Exceptional communication and interpersonal
skills.
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Here at Harmonia we are pleased to have been repeatedly recognized
for our outstanding work culture, the innovative work we do, and
the employees on our team who make a difference each day. Some of
these recognitions include: Recognized as a Top 20 "Best Place to
Work in Virginia" Recipient of Department of Labor's HireVets Gold
Medallion Great Place to Work Certification for five years running
A Virginia Chamber of Commerce Fantastic 50 company A Northern
Virginia Technology Council Tech 100 company Inc. 5000 list of
fastest growing companies for eleven years Two-time SBA SBIR
Tibbett's Award winner Virginia Values Veterans (V3) Certification
We recognize that every bit of our success is the result of our
teams of hard-working, motivated, and innovative professionals who
are proud to call themselves part of the Harmonia family! In
addition to competitive compensation, a family-focused culture, and
a dynamic, productive work environment, we offer all full-time
employees a variety of benefits including, but not limited to
Traditional and HSA- eligible medical insurance plans 100%
employer-paid dental and vision insurance options 100%
employer-sponsored STD, LTD, and life insurance 5% 401(k) company
matching Flexible-schedules and teleworking options Paid holidays
and PTO Accrual Plans Paid Parental Leave Professional development
and career growth opportunities Team and company-wide events,
recognition, and appreciation and so much more! Check out our
LinkedIn, Facebook, and Instagram to find out a little more about
who we are and if we are the right next step for your career!
Harmonia is an Equal Opportunity Employer providing equal
employment opportunity to all employees and applicants for
employment without regard to race, color, religion, national
origin, age, gender, gender identity, sexual orientation,
disability, or genetics. Harmonia does and will take affirmative
action to employ and advance in employment individuals with
disabilities and protected veterans. To perform the above job
successfully, an individual must possess the knowledge, skills, and
abilities listed; meet the education and work experience required;
and must be able to perform each essential duty and responsibility
satisfactorily. Other duties in addition to those listed may be
assigned as necessary to meet business needs. Reasonable
accommodation will be made to enable an applicant with a disability
to successfully apply for and/or perform the essential duties of
the job. If you are in need of an accommodation, please contact
HR@harmonia.com.
Keywords: Harmonia Holdings Group, LLC, Towson , System Administrator, IT / Software / Systems , Washington, Maryland
