Systems Security Engineer Jobs in Missouri
Systems Security Engineer jobs in Missouri concentrate in St. Louis, Kansas City, and Columbia, where defense contractors, financial institutions, and large health systems drive consistent demand across network security, cloud security architecture, and security operations. Major employers with a lasting Missouri footprint include Boeing, Cerner (now Oracle Health), and Edward Jones, all of which maintain active security engineering teams. Openings range from mid-level analysts stepping into engineering roles to senior architects leading enterprise programs. Scan the live roles below and apply to whichever ones fit.
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See related jobsFire Alarm | Access Control | Intrusion | IP Video | Low Voltage
We are seeking an experienced Fire Alarm / Security Systems Technician to install, service, troubleshoot, program, and test commercial fire alarm and electronic security systems.
This position is ideal for a technician with hands-on experience in fire alarm, access control, intrusion detection, IP video/CCTV, or commercial low-voltage systems who is comfortable working independently, troubleshooting system-level issues, and interacting directly with customers.
The position is primarily local/regional with approximately 20–30% travel. Most work is performed during normal daytime hours, with occasional nights or alternative shifts based on customer and project requirements.
What You'll Do
- Install, service, troubleshoot, repair, and upgrade commercial fire alarm, access control, intrusion alarm, and IP video systems
- Install and program fire alarm control panels and associated devices
- Test fire alarm systems and components to verify proper operation and code compliance
- Install access control devices including card readers, door contacts, request-to-exit devices, electric strikes, maglocks, and control panels
- Install and troubleshoot intrusion detection and IP video/CCTV systems
- Pull, route, terminate, label, and test low-voltage cabling
- Perform cable pathway work, including concrete drilling and limited conduit bending
- Install sensors and devices in commercial facilities, including locations requiring ladders or lifts
- Read and interpret blueprints, site maps, wiring diagrams, electrical layouts, and system drawings
- Troubleshoot newly installed and existing systems to identify wiring, programming, communication, or equipment issues
- Commission and test systems prior to customer turnover
- Assist with technical planning and pre-installation activities
- Provide technical escalation support both on-site and remotely
- Coordinate with Installation Team Leads and Project Managers regarding schedules, equipment, and project requirements
- Maintain accurate documentation of work performed
- Ensure installations meet applicable local, state, federal, electrical, fire, and life-safety requirements
- Follow company, customer, and OSHA safety requirements
What We're Looking For
Hands-on commercial field experience with one or more of the following:- Fire alarm systems
- Access control systems
- Intrusion alarm systems
- Electronic security systems
- IP video / CCTV
- Commercial low-voltage systems
Ability to independently install, test, troubleshoot, and service low-voltage systems
Experience reading blueprints, wiring diagrams, site plans, and electrical layouts
Understanding of low-voltage wiring, terminations, devices, control panels, and system communications
Working knowledge of applicable codes and standards, including NFPA 70 and NFPA 72
Ability to use meters, hand tools, power tools, drills, and common low-voltage installation equipment
Ability and willingness to work from lifts at heights of approximately 20–60 feet
Strong troubleshooting and problem-solving skills
Strong customer-service and communication skills
Comfortable working independently at customer locations
Proficiency with smartphones, laptops, email, spreadsheets, and electronic work-management systems
Valid driver's license and ability to meet company driving requirements
Reliable transportation during the initial training period before a company vehicle is issued
Basic PPE and appropriate technician tools
Certifications and Licensing
- NICET certification is strongly preferred
- Current state-required Life Safety, Fire Alarm, Physical Security, or related license, where required for the work being performed
- Additional manufacturer certifications are a plus
Candidates with strong hands-on commercial experience are encouraged to apply even if they do not currently hold every preferred certification.
Preferred Technical Experience
Experience with multiple manufacturers or platforms is a strong plus, including systems such as:
Fire Alarm: Notifier, Fire-Lite, Simplex, EST/Edwards, Siemens, Gamewell-FCI, Silent Knight, Honeywell, Bosch, or similar systems
Access Control / Security: LenelS2, Genetec, Software House/C•CURE, Avigilon, AMAG, Brivo, DMP, Honeywell, Bosch, HID, or similar systems
Experience with a specific manufacturer is not required if you have strong transferable fire alarm, security, electrical, or low-voltage experience.
Travel and Schedule
- Approximately 20–30% travel
- Primarily day shift, generally around 8:00 AM–5:00 PM
- Some night, weekend, or off-shift work may be required based on customer or project needs
- Occasional overnight travel
- Must be comfortable working at active commercial job sites
Candidates From These Backgrounds Are Encouraged to Apply
Relevant titles may include:
Fire Alarm Technician | Fire Alarm Service Technician | Security Systems Technician | Electronic Security Technician | Access Control Technician | Life Safety Technician | Alarm Technician | Low Voltage Technician | Field Service Technician
We are particularly interested in technicians who have progressed beyond basic cable installation and can troubleshoot systems, test equipment, program or configure devices, interpret plans, and solve technical problems in the field.
Why This Opportunity
This position provides an opportunity to work across multiple technologies rather than being limited to a single system. You'll gain exposure to fire alarm, access control, intrusion detection, IP video, networking, and integrated security systems while supporting both new installations and service work.
If you have commercial fire alarm or electronic-security experience and enjoy hands-on troubleshooting, customer interaction, and working on sophisticated building systems, we encourage you to apply.
You should be proficient in:
- Electrical Installation
- Electrical Troubleshooting
- National Electrical Code (NEC)
- Electrical / Electronic Systems
- Field Service Readiness
- Low Voltage Cabling Installation
- Access Control Systems
- Video Surveillance (CCTV)
- Blueprint Reading
See All 5 Systems Security Engineer Jobs in Missouri
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Find JobsSystems Security Engineer Jobs by City in Missouri
Where Missouri roles are concentrated, by current openings.
Systems Security Engineer Job Market in Missouri
A snapshot from current Missouri openings, updated as new roles post.
Who's Hiring
What Missouri Employers Look For
The qualifications that appear most often in systems security engineer jobs across Missouri.
- Bachelor's degree in computer science, cybersecurity, or a closely related engineering field
- Active security certification such as CISSP, CISM, or CompTIA Security+ required or preferred
- Hands-on experience designing and implementing network security controls and firewalls
- Proficiency with SIEM platforms, vulnerability management tools, and incident response processes
- Familiarity with federal or industry compliance frameworks including NIST, CMMC, or PCI-DSS
- Ability to obtain or maintain a U.S. government security clearance for defense-sector roles
Systems Security Engineer Jobs in Missouri: Frequently Asked Questions
How do you become a systems security engineer in Missouri?
Missouri does not issue a state-specific license for systems security engineers, so the path runs through education and industry credentials. Most Missouri employers expect a bachelor's degree in computer science, information systems, or cybersecurity, followed by certifications such as CISSP, CEH, or CompTIA Security+. Defense-sector employers in St. Louis frequently require candidates to be clearance-eligible from day one, so pursuing a clearance-ready background early strengthens your candidacy considerably.
How much do systems security engineers make in Missouri?
Systems security engineers in Missouri earn a median of about $101,040 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $52,590 for the lowest 10% to over $165,360 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire systems security engineers in Missouri?
Companies currently hiring systems security engineers in Missouri include Amyx, JARBO, and Tech Electronics, per current listings on Migrate Mate as of November 2026. Missouri's mix of federal defense contractors, regional financial institutions, and large health systems means demand is distributed across several industries rather than concentrated in a single sector.
Which Missouri cities have the most systems security engineer jobs?
St. Louis, Kansas City, and Columbia account for the largest share of systems security engineer openings in Missouri. St. Louis leads due to its concentration of defense contractors and financial services firms, Kansas City follows on the strength of its technology and healthcare sectors, and Columbia draws openings from the University of Missouri system and surrounding state agency offices.
Are there remote systems security engineer jobs in Missouri?
Yes, and more than most fields, since much of the work involves monitoring systems, reviewing configurations, and analyzing data that can be done from anywhere. About 100% of systems security engineer openings tied to Missouri are remote or hybrid as of November 2026, reflecting the desk-based nature of the role. The exception is positions requiring on-site access to classified networks or secure facilities, which remain fully on-site.
How can I get hired as a systems security engineer in Missouri with little or no experience?
The most realistic entry path is a junior security analyst or IT security associate role, which large Missouri employers such as Boeing, major St. Louis area health systems, and state government agencies post regularly for candidates without deep engineering experience. A CompTIA Security+ certification paired with a home lab or capstone project demonstrating firewall configuration or log analysis gives early-career candidates a concrete edge. Missouri's public universities, including the University of Missouri and Missouri S&T, also connect students with internship pipelines at regional defense and technology employers.
Where can I find and apply to systems security engineer jobs in Missouri?
You can find and apply to systems security engineer jobs in Missouri on Migrate Mate, which lists current Missouri openings updated in real time. Search the listings, identify the roles that match your experience and location preference, and apply directly to the ones that fit.
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