IT Service Technician - Sr. (5798) (TS/SCI) (San Antonio, TX)

SMX is seeking a Senior IT Service Technician to support the U.S. Army Counterintelligence Command’s IT infrastructure by providing hardware maintenance, hardware management, cyber and Tier II service desk support. This is a full time, onsite position located at JBSA.

This is a full-time onsite position in San Antonio, TX.

Responsibilities & Essential Duties

• Perform all hardware maintenance duties and operate automated diagnostics systems.
• Perform remedial and preventative maintenance per OEM specs, Cybersecurity STIG requirements, or TTM/COR directives.
• Track and execute warranties for asset maintenance.
• Perform equipment installation and relocation.
• Assist/conduct equipment sanitization for turn-in to DRMO.
• Identify required spare parts and maintain inventory of spares.
• Fabricate, install, and remove cabling and cabling infrastructure (e.g., raceways, conduit) in line with DoD and Army requirements.
• Perform hardware installations and basic network administration.
• Install or troubleshoot Automated Information Systems and IP assets on a network (e.g., configure IPs, troubleshoot connectivity issues).
• Provide system hardware maintenance and interconnectivity familiarization for personnel after hardware upgrades, integrations, reconfigurations, and layout drawing updates.
• Attend internal training sessions and meetings.
• Create/update diagrams for IA, CM, and Government documentation requirements.
• Maintain change control and associated documentation.
• Provide Tier II support for desktop imaging, manage Active Directory contents (accounts, groups, etc.), manage Org share contents, distribution lists, and overall Office 365.
• Provide on-site support for Regional HQ, Field Offices, and staff computers, focusing on maintenance and preparation during duty hours and actively supporting live missions, including computer imaging and licensing.
• Assess mission requirements for necessary equipment and ensure network functionality.
• Troubleshoot and maintain network and computer interfaces.
• Support customer service requests and IT Service delivery within the IT Environment and for mission applications.
• Coordinate, resolve, and close service requests.
• Provide weekly customer service updates back to ACI Command HQ. 
• Research, maintain, and apply expertise in emerging technologies and industry developments, trends, and best principles of IT customer support.
• Up to 15% domestic and international travel is required for this position.

Required Skills and Experience

• Clearance Requirement: Top Secret/SCI and willingness to take a CI Poly.
• Two (2) years of college in a computer field and four (4) years of related experience or any equivalent combination of relevant education or experience for a total of six (6) years’ experience in the I.T. Support (Customer Service) field.
• DoD 8140 requirements: Security+ ce.
• Must possess a valid U.S. Passport.
• Must possess a valid U.S. Driver’s License.
• This position requires the ability to climb ladders, lift up to 50 Ibs, and perform overhead work.

Desired Qualifications

• A+ce, NET+ce, CCNA, Microsoft Certifications

Application Deadline: December 28, 2026

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The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.

The proposed salary for this position is:

$140,000—$165,000 USD

At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.

We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.

SMX is an Equal Opportunity employer including disabilities and veterans.

Selected applicant may be subject to a background investigation and/or education verification.

SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).