Demo

System Administrator III

FLASH Technology Group
San Antonio, TX Full Time
POSTED ON 5/31/2026
AVAILABLE BEFORE 7/30/2026

Are you ready to make a meaningful impact with a company that values your technical ambition?  
Join us and experience a company where your contributions truly make a difference!


System Administrator 3/ EMC/GEM Desk needed!

Group:   EMC/GEM     

Must have TS/SCI with active polygraph. 
Hours: Tues-Sat, 9pm to 5am



KEY RESPONSIBILITIES:

● Performs installation, maintenance and repair of telecommunications systems.
● Provide 24/7 mission and infrastructure monitoring, notification, administrative support, logging, ticketing and reporting for supported systems
● Coordinates with both ISP and GW GES watch staff for situational awareness and support actions, and with customers and support personnel to provide notification and response to event activity
● IFSD personnel perform router and switch updates in support of security actions.
● Creative Problem Solving

Mandatory Skills:  
*** IAT Level 2 Certified:
Cisco Certified Network Associate (CCNA): Security
CompTIA Cybersecurity Analyst (CySA )
CompTIA Security CE
GIAC Security Essentials (GSEC)
Global Industrial Cyber Security Professional (GICSP)
Systems Security Certified Practitioner (SSCP)

Experience:
HS or GED and 20 yrs
OR
BS and 15 yrs

Approximate salary range: $107,000-$115,00
A variety of factors impact the final salary offered, including, but not limited to, geographic location, contract labor categories and wage rates, relevant work experience, specialized skills and competencies, education, and certifications.

401(k) with 6% company match - VESTS IMMEDIATELY
Medical Insurance (with HSA and HRA options)
Dental and Vision Insurance
Life and Disability Insurance
Complimentary Identity Theft Protection
Tuition/Certification Reimbursement
Paid Time Off 
Referral bonuses
And more!


Can also apply to www.flashtg.com or send resume directly to dmagruder@flashtg.com.

At Flash Technology Group, we truly care about our team, offering flexibility for a balanced life, competitive compensation, and a robust benefits package that supports you and your family. We prioritize well-being with premium healthcare, financial and family support, retirement planning, and ongoing learning. We’re committed to your growth and happiness!

Flash Technology Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, age, national origin, disability, protected veteran status, or any other protected characteristic.
 

Salary.com Estimation for System Administrator III in San Antonio, TX
$96,745 to $120,315
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