Senior Systems Administrator (UnixLinux)

Orchard
Dahlgren, VA

Senior Systems Administrator (Unix/Linux)

Dahlgren VA
Active Top Secret Clearance with SCI Eligibility Required

@Orchard is supporting a growing Federal contract with proven capabilities in cybersecurity. We are seeking a skilled Senior Systems Administrator to be proposed as a bid-as-key for a new project supporting the Navy. This role will be based out of Dahlgren VA and will be responsible for administering and supporting daily operational requirements of computer network systems including workstation file servers and web servers. If awarded this could be a fantastic opportunity to grow your career with a company that has built strong relationships within Defense and Intelligence. If selected you will be asked to sign a letter of intent to join the team upon program award.

As the Senior Systems Administrator you will:

  • The Senior Systems Administrator (Unix/Linux) Key will provide the following support including but not limited to:
    • Provide system administration and management support for various hardware and Operating Systems (Unix/Linux) for existing and future development and sustainment.
    • Provide support for various desktop and mobile IT hardware architectures for existing and future fleet development and sustainment.
    • Provide support for various local and remote terminal and thin client solutions.
    • Provide support for various IT peripherals including tape drives magneto optical drives optical drives flash media drives printers and print servers and plotters.
    • Provide hardware support including performing hardware troubleshooting diagnostics and repair opening vendor support requests and coordinating vendor on-site support planning hardware upgrades and installations relocating hardware and updating asset databases and diagrams following hardware changes.
  • Work with Customer and personnel to schedule and perform updates to operating system software applications and hardware evaluate impact to system and networks and develop contingency plan and notify stakeholders prior to installation.
  • Maintain records of system administration activities on all supported IT via ITSM tools.
  • Develop execute maintain and update system administration plan for supported IT.
  • Provide activity status report detailing statuses of activities contained in system administration plan as needed (e.g. monthly quarterly).
  • Provide IT support to Customer Information Officers.
  • Track and reconcile database records invoices memos applications and related information associated with IT assets resources and records; update databases spreadsheets web sites and records associated with IT assets and resources; attend meetings and communicate results to appropriate stakeholders.
  • Provide system administration support to include design installation operation maintenance disaster recovery and administration of stand-alone workstation and server systems networked workstation and server systems local area networks (LANs) wireless networks and wide area networks.
  • Install hardware software systems upgrades network accounts network security and web page design interface and updates and local system design documentation.
  • Maintain troubleshoot and implement network security tools including firewalls anti-virus and intrusion detection services.
  • Train staff on software applicable to their position assist customers with IT monitor system configuration (hardware and software) and provide instruction on computers and applications.
  • Maintain CWF directives up-to-date with respect to certifications.

Qualifications:

  • Six (6) years professional experience in Unix and/or Linux system administration of networks and software systems.
  • Experience in system backup and recovery; basic software management; security management and library management; installation and configuration of hardware; operational systems and COTS software; operating computer systems in different operating environments; and sizing performance tuning hardware / software / network trouble shooting and resource allocation.
  • Qualified experience in different network protocols including TCP/IP and major network security tools such as firewalls knowledge of computing and networking vulnerabilities attack methods and latest detection methods.
  • Active Top Secret clearance with SCI Eligibility
  • Bachelors in Engineering Information Systems or Computer Science. Masters preferred
  • IAT Level III certification (CISSP CISA CNNP)


Required Experience:

Senior IC

Posted 2025-11-19

Recommended Jobs

Property Condition Assessor - MEP Building Systems

CBRE
Richmond, VA

Property Condition Assessor - MEP Building Systems Job ID 247461 Posted 19-Nov-2025 Service line PJM Segment Role type Full-time Areas of Interest Consulting, Engineering/Maintenance Location(s) Remot…

View Details
Posted 2025-11-20

Logistics Coordinator - NOT a remote position

Perfect Placement Group, LLC
Mechanicsville, VA

Logistics Coordinator Location: Mechanicsville, VA - IN PERSON - not a remote position! Schedule: Monday–Friday, 8:00 AM – 5:00 PM Compensation: $28–$30 per hour Reports To: Logistic…

View Details
Posted 2025-11-14

CDL-A

Schneider
Roanoke, VA

Join Schneider, a leader in transportation and logistics, and contribute to an illustrious legacy of over 85 years in the business. Tailored for dedicated professionals, our CDL-A Truck Driver role of…

View Details
Posted 2025-11-21

Locum MD (Medical Doctor);DO (Osteopathic Doctor) Emergency Medicine

Rinvio Recruitment
Montgomery County, VA

Description   As a Locum MD/DO in Emergency Medicine, you will play a vital role in delivering high-quality medical care to patients in urgent need. You will work alongside experienced healthcare…

View Details
Posted 2025-11-21

Project Manager III

Dynamics ATS
Check, VA

Project Manager III   JOB-10044802   Anticipated Start Date 11/03/2025   Location Guaynabo, PR   Type of Employment Contract-to-Hire   Employer Info Our client is an empl…

View Details
Posted 2025-11-06

Guest Night Auditor Homewood Suites Lynchburg

Homewood Suites
Lynchburg, VA

Guest Night Auditor Homewood Suites Lynchburg Location Lynchburg, VA : Why you should work for us…. Get Paid Instantly Paid Time Off Team Member Room Discounts Time and Half Holidays Ref…

View Details
Posted 2025-11-21

Physician Hospitalist - Neuro

Rinvio Recruitment
Midlothian, VA

Dates of Coverage:  3/27/26 at 12pm – 4/3/26 at 12pm 7/17/26 at 12pm – 7/24/26 at 12pm 11/20/26 at 12pm – 11/27/26 at 12pm 12/18/26 at 12pm – 12/25/26 at 12pm   **Required Neurology Procedu…

View Details
Posted 2025-09-28

Join Peraton - Building the Future of Technology Operations

Peraton
Herndon, VA

Program Overview About The Role Peraton is actively building a talent pipeline for key technology roles, with opportunities onsite in Tampa, Florida, Tallahassee, Florida and Herndon, Virgini…

View Details
Posted 2025-11-21

Senior Technical CI Advisor

General Dynamics Information Technology
Springfield, VA

Public Trust: None Requisition Type: Pipeline Your Impact Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise …

View Details
Posted 2025-11-18