Top 10 Network and Systems Support Jobs in South Carolina (+ Salaries)

Unless otherwise noted, all labor market data in this article is sourced from Lightcast/U.S. Bureau of Labor Statistics, current as of April 2026.

South Carolina’s technology sector is expanding, creating significant opportunities in Network and Systems Support. With a mean salary for these roles averaging over $90,000 across the state, and hundreds of active job postings, pursuing a career in this field can lead to a stable and rewarding future. If you’re looking to build, secure, and maintain the digital infrastructure that powers businesses, South Carolina has a place for you.

1. Unix Administrator / Engineer

A Unix Administrator or Engineer installs, configures, and maintains UNIX operating systems within a business. You’ll analyze and resolve problems associated with the operating system’s servers, hardware, applications, and software, detecting, diagnosing, and reporting UNIX-related issues.

Salary: Entry-level Unix Administrators in South Carolina can expect to earn around $93,247. The median salary is $120,744, with top earners reaching $148,852. The mean salary is $119,158.
Demand: This role has a Medium demand level with 101 active postings and a projected growth of 2.2%.
Top Skills: Troubleshooting (Problem Solving), Management, Operations, Communication, Problem Solving.
Salary-Boosting Skills: Red Hat Satellite, Bash (Scripting Language), Unix.
Top Certifications: CompTIA Security+ (31%), Red Hat Certified System Administrator (RHCSA) (23%), Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) (17%).
Top Employers in South Carolina: GovCIO, Core4ce, Lockheed Martin, Scientific Research Corporation, Symphony Corporation.
Career Advancement Paths: Systems Engineer (earning an average of +$25,281 more), Site Reliability Engineer (+$26,541), Storage Engineer (+$17,505).

2. SharePoint Administrator

A SharePoint Administrator manages the function and activity of a business’ SharePoint software. You’ll support intranet sites built using SharePoint, manage system security including patches and upgrades, and configure and document architecture and services. This role also reviews and monitors usage and file limits.

Salary: Entry-level SharePoint Administrators in South Carolina typically earn around $81,599. The median salary is $104,516, and top earners can reach $129,693. The mean salary is $105,263.
Demand: This role has a Low demand level with 28 active postings and a projected growth of 2.2%.
Top Skills: Management, Communication, Problem Solving, Operations, Writing.
Salary-Boosting Skills: Microsoft 365, Microsoft Power Automate, Computer Science.
Top Certifications: Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) (11%), Secret Clearance (7%), Top Secret Clearance (7%).
Top Employers in South Carolina: MIL Corporation, GovCIO, Innosoul, RICEFW Technologies, Information Resource Group Incorporated.
Career Advancement Paths: Exchange Engineer (earning an average of +$29,165 more), Platform Engineer (+$60,335), IT Manager (+$24,826).

3. Windows Administrator

A Windows Administrator is responsible for maintaining the systems and servers of a business’ Windows operating system. This includes installing, configuring, and supporting Windows-based physical and virtual servers, and deploying and testing Windows operating systems, including virus updates, patches, and performance tuning.

Salary: Entry-level Windows Administrators in South Carolina start around $72,043. The median salary is $99,516, with top earners reaching $139,574. The mean salary is $103,224.
Demand: This role has a Low demand level with 49 active postings and a projected growth of 2.2%.
Top Skills: Troubleshooting (Problem Solving), Management, Information Technology, Problem Solving, Communication.
Salary-Boosting Skills: JAFAN, Automation, Microsoft Azure.
Top Certifications: Microsoft Certified Professional (24%), Secret Clearance (18%), CompTIA Security+ CE (16%).
Top Employers in South Carolina: GovCIO, Booz Allen Hamilton, Motion Recruitment, Resource Management Concepts, Innosoul.
Career Advancement Paths: Windows Engineer (earning an average of +$17,422 more), VMware Engineer / Administrator (+$14,280), Citrix Engineer (+$21,208).

4. Systems Administrator

A Systems Administrator manages the day-to-day operations of an organization’s computer networks, including the systems that connect computers and other technology to each other and to outside networks. You’ll install, organize, and support the hardware and software of these systems.

Salary: Entry-level Systems Administrators in South Carolina can expect to earn around $74,873. The median salary is $101,964, with top earners reaching $128,917. The mean salary is $101,807.
Demand: This role has a Medium demand level with 486 active postings and a projected growth of 2.2%.
Top Skills: Troubleshooting (Problem Solving), Management, Communication, Operations, Information Technology.
Salary-Boosting Skills: Virtual Machines.
Top Certifications: CompTIA Security+ (26%), Secret Clearance (19%), IAT Level II Certification (18%).
Top Employers in South Carolina: Trace Systems, Robert Half, GovCIO, Scientific Research Corporation, SAIC.
Career Advancement Paths: VMware Engineer / Administrator (earning an average of +$19,429 more), Unix Administrator / Engineer (+$24,435), Windows Engineer (+$22,571).

5. Server Administrator

A Server Administrator oversees computer networks, ensuring their efficiency by maintaining software updates, designing and implementing new system structures, and monitoring server activity. You’ll document technical requirements, create and implement network maintenance timetables, and ensure security firewalls are regularly updated and fully functional.

Salary: Entry-level Server Administrators in South Carolina typically earn around $69,740. The median salary is $98,889, with top earners reaching $127,028. The mean salary is $98,877.
Demand: This role has a Medium demand level with 533 active postings and a projected growth of 2.2%.
Top Skills: Customer Service, Communication, Troubleshooting (Problem Solving), Operations, Sales.
Salary-Boosting Skills: Automation, Microsoft Azure, Computer Science.
Top Certifications: Valid Driver’s License (22%), CompTIA A+ (4%), CompTIA Security+ (3%).
Top Employers in South Carolina: Teleperformance, Lowe’s, Fujifilm, Convergint Technologies, Convergint Technologies LLC Convergint Technologies.
Career Advancement Paths: VMware Engineer / Administrator (earning an average of +$19,062 more), Windows Engineer (+$22,204), Infrastructure Architect (+$57,896).

6. Application Support Engineer / Analyst

An Application Support Engineer or Analyst provides technical support for software used at a company or within a business sector. Working as part of an information technology team, you’ll focus on database management, programming, or software platforms. This may involve troubleshooting technical problems, assisting new software users, or helping to identify technology to improve a company’s business performance.

Salary: Entry-level Application Support Engineers in South Carolina start around $67,671. The median salary is $87,852, with top earners reaching $119,949. The mean salary is $92,436.
Demand: This role has a Low demand level with 58 active postings and a projected growth of 2.1%.
Top Skills: Troubleshooting (Problem Solving), Communication, Problem Solving, Operations, Customer Service.
Salary-Boosting Skills: Technical Support.
Top Certifications: Salesforce Certified Platform App Builder (2%), Salesforce Certification (2%), AWS Certified SysOps Administrator (2%).
Top Employers in South Carolina: Grifols, Movement Mortgage, TD Bank, Booz Allen Hamilton, Isc2.
Career Advancement Paths: Application Developer / Engineer (earning an average of +$26,254 more), Application Manager (+$57,957), Tibco Developer (+$26,909).

7. Network Administrator

A Network Administrator manages the day-to-day operations of an organization’s computer networks.

Salary: Entry-level Network Administrators in South Carolina typically earn around $76,253. The median salary is $89,420, with top earners reaching $102,415. The mean salary is $89,698.
Demand: This role has a Medium demand level with 187 active postings and a projected growth of 2.2%.
Top Skills: Troubleshooting (Problem Solving), Operations, Communication, Management, Information Technology.
Salary-Boosting Skills: Network Administration, Network Switches.
Top Certifications: Cisco Certified Network Associate (28%), CompTIA Security+ (27%), IAT Level II Certification (20%).
Top Employers in South Carolina: State of South Carolina, Lockheed Martin, Trace Systems, Robert Half, GovCIO.
Career Advancement Paths: Network Engineer / Architect (earning an average of +$37,750 more), Cisco Engineer (+$20,990), IT Operations / Networking Manager (+$37,036).

8. Webmaster / Administrator

A Webmaster or Administrator maintains websites for companies and organizations. You’ll update content, check for broken links or operational problems, and may respond to user comments.

Salary: Entry-level Webmasters in South Carolina start around $54,974. The median salary is $79,661, with top earners reaching $116,465. The mean salary is $84,010.
Demand: This role has a Low demand level with 15 active postings and a projected growth of 3.2%.
Top Skills: Management, Operations, Communication, Troubleshooting (Problem Solving), Presentations.
Salary-Boosting Skills: Secret Internet Protocol Router Network (SIPRNet), Cost Control, Support Services.
Top Certifications: VMware Certified Technical Associate (VCTA) (13%), ITIL Foundation Certification (13%), Top Secret Clearance (13%).
Top Employers in South Carolina: Charleston County School District, Semper Valens Solutions, Robert Half, Bluecross Blueshield of South Carolina, Computer Consultants International.
Career Advancement Paths: Web Design Manager (earning an average of +$16,417 more), Web Developer (+$25,418), CMS Developer (+$32,215).

9. IT Specialist / Engineer

An IT Specialist or Engineer provides information technology support for a business or organization. You’ll coordinate installation, maintenance, and upgrades of computer software and hardware, maintain computer networks, monitor network security, and provide database management. This role also manages communication with system users and vendors.

Salary: Entry-level IT Specialists in South Carolina typically earn around $44,590. The median salary is $77,658, with top earners reaching $117,047. The mean salary is $80,044.
Demand: This role has a Medium demand level with 457 active postings and a projected growth of 2.1%.
Top Skills: Communication, Information Technology, Troubleshooting (Problem Solving), Management, Problem Solving.
Top Certifications: Valid Driver’s License (8%), CompTIA A+ (7%), Security Clearance (7%).
Top Employers in South Carolina: State of South Carolina, Prime Therapeutics, Fluor, Sedgwick, BMW.
Career Advancement Paths: IT Manager (earning an average of +$29,131 more), IT Operations / Networking Manager (+$33,183), IT Director (+$67,995).

10. Systems Support Specialist

A Systems Support Specialist provides technical support for the computer and communications systems at a business or organization. You’ll install and configure computer software, hardware, and equipment, and provide troubleshooting for network issues. This role manages documentation, maintenance, and repairs, and may provide help desk support or manage user accounts.

Salary: Entry-level Systems Support Specialists in South Carolina can expect to earn around $51,776. The median salary is $76,251, with top earners reaching $110,437. The mean salary is $79,605.
Demand: This role has a Low demand level with 83 active postings and a projected growth of 2.1%.
Top Skills: Troubleshooting (Problem Solving), Communication, Operations, Management, Customer Service.
Top Certifications: Secret Clearance (10%), Security Clearance (10%), CompTIA Security+ (7%).
Top Employers in South Carolina: KBR, M.C. Dean, Medical University of South Carolina, Beaufort-Jasper Water And Sewer Authority, State of South Carolina.
Career Advancement Paths: IT Administrator (earning an average of +$10,707 more), IT Specialist / Engineer (+$25,849), Systems Administrator (+$28,440).

The Network and Systems Support field in South Carolina offers a diverse range of roles, from managing complex Unix environments to ensuring the smooth operation of daily IT systems. If you’re ready to explore these in-demand careers and connect with top employers, start building your future today. Create a free profile on Tallo.com to showcase your skills and discover opportunities.

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