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Weekend Cyber Security Jobs in Alton, IL (NOW HIRING)

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly Job ...

GadellNet is seeking a highly skilled Cybersecurity Analyst with a strong passion for information security and data protection. The ideal candidate is a technically proficient problem-solver who ...

Cybersecurity Senior

Saint Louis, MO ยท On-site

$97K - $125K/yr

JOB SUMMARY UHY is seeking a Cybersecurity Senior to join our Cybersecurity, Risk, and Compliance practice. This role is responsible for supporting and executing client engagements focused on ...

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Weekend Cyber Security information

See Alton, IL salary details

$54.8K

$127.9K

$178.9K

How much do weekend cyber security jobs pay per year?

As of Sep 3, 2026, the average yearly pay for weekend cyber security in Alton, IL is $127,858.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,700.00 and $144,200.00 per year, depending on experience, location, and employer.

What is a weekend cyber security?

A Weekend Cyber Security job involves monitoring, detecting, and responding to security threats during weekends when many full-time staff are off duty. Professionals in this role ensure systems remain protected, investigate security incidents, and enforce cybersecurity policies. These roles are common in industries requiring 24/7 security monitoring, such as finance, healthcare, and government. Responsibilities may include threat analysis, incident response, and system monitoring to prevent cyberattacks. This job is ideal for those seeking part-time cybersecurity work or gaining hands-on experience in the field.

What are the typical responsibilities for a weekend cyber security role?

As a Weekend Cyber Security professional, your main duties include monitoring security alerts, investigating potential threats, and responding to incidents that arise during weekend hours when regular staff may be unavailable. You may also be asked to conduct vulnerability assessments, update security protocols, and document any incidents or suspicious activity. This role often requires collaborating with IT teams remotely and providing timely summaries or escalations to senior security staff. Working weekends can also mean having more autonomy and the opportunity to handle a broader range of security events, enhancing your experience and visibility within the organization.

What are the key skills and qualifications needed to thrive in the weekend cyber security position, and why are they important?

To thrive as a Weekend Cyber Security professional, you need a solid understanding of network security, threat identification, and incident response, typically backed by experience in IT security and credentials such as CompTIA Security+, CISSP, or CEH. Familiarity with security information and event management (SIEM) tools, intrusion detection systems (IDS), and antivirus platforms is crucial for monitoring and reacting to threats. Strong analytical thinking, attention to detail, and effective communication are vital soft skills in this role. Mastering these skills ensures rapid detection and management of security incidents during off-peak hours, minimizing risks to organizational infrastructure.

Do weekend cyber security jobs work weekends?

Weekend cybersecurity jobs often require working on weekends to monitor security systems, respond to incidents, or perform maintenance outside regular business hours. These roles may involve shift work, including nights and holidays, depending on the organization's needs and the specific position. Flexibility and availability during weekends are common requirements for such roles.

What are the most commonly searched types of Cyber Security jobs in Alton, IL?

The most popular types of Cyber Security jobs in Alton, IL are:

What cities near Alton, IL are hiring for Weekend Cyber Security jobs?

Cities near Alton, IL with the most Weekend Cyber Security job openings:

Infographic showing various Weekend Cyber Security job openings in Alton, IL as of August 2026, with employment types broken down into 82% Full Time, 16% Part Time, and 2% Contract. Highlights an 89% Physical, 2% Hybrid, and 9% Remote job distribution, with an average salary of $127,858 per year, or $61.5 per hour.

Cyber Security Engineer III

System One

Saint Louis, MO โ€ข On-site

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted yesterday


Job description

Job Title: Cyber Security Engineer Location: St. Louis, MO Work Model: Onsite Position Type: 6 Month Contract to Hire Clearance Requirement: Active TS/SCI required and ability to obtain poly

Job Summary

We are seeking a Cyber Security Engineer to support a mission critical NGA cybersecurity program in St. Louis, MO. This role will provide cyber threat intelligence, advanced cybersecurity analytics, security operations support, and incident response coordination across government systems and networks.

The Cyber Security Engineer will collect, analyze, and distribute threat intelligence from government sources, commercial feeds, open source reporting, and partner organizations to improve situational awareness of the cyber threat environment. This role will also support cybersecurity analytics, reporting, detection tuning, operational recommendations, and security monitoring activities for customer systems and networks.

This is a strong fit for someone with hands on cyber operations experience across HBSS, firewalls, IDS, IPS, VPNs, network security tools, threat intelligence, incident analysis, and cybersecurity reporting.

Key Responsibilities

Provide cyber threat intelligence support, including the collection, fusion, analysis, creation, and distribution of threat intelligence from government entities, commercial feeds, open sources, and partner organizations.

Develop and disseminate threat reports, tippers, and situational awareness products to internal and external stakeholders based on events, alerts, and incidents affecting customer systems and networks.

Perform advanced cybersecurity analytics by aggregating and analyzing security data, products, and information to identify trends, patterns, anomalous activity, and potential threats.

Provide operational recommendations, visualizations, tuning requests, and custom signature creation to the CSOC and other stakeholders.

Implement and monitor security measures for communication systems and networks while ensuring systems and personnel follow established security standards and government requirements.

Support network security activities involving HBSS, firewalls, Intrusion Detection Systems, Intrusion Prevention Systems, VPNs, and other point of presence security tools.

Conduct performance analysis of information systems security incidents and support security incident response activities.

Support Network Intrusion Detection and Forensics activities.

Assist with Continuity of Operations and Disaster Recovery planning.

Support certification activities for information systems and networks.

Provide cybersecurity services during core 12x5 support hours and participate in on call support with a two hour response requirement during non core hours.

Support Public Key Infrastructure, Electronic Key Management System operations, and other information security duties as needed.

Develop new concepts, processes, and solutions to improve cybersecurity operations.

Analyze root causes, resolve technical issues, and provide guidance to junior technicians and specialists.

Work individually, participate on integrated teams, and potentially lead tasks, projects, or small teams.

Required Qualifications

Active TS/SCI clearance.

U.S. Citizenship.

Bachelor’s degree in a technical field such as Information Technology, Information Systems, Computer Science, Cybersecurity, or a related discipline.

Equivalent experience may be considered as follows:

High School diploma or GED with 10 years of relevant cybersecurity experience.

Associate degree with 8 years of relevant cybersecurity experience.

Bachelor’s degree with 6 or more years of relevant cybersecurity experience.

Experience working in cybersecurity operations with tools and technologies such as HBSS, firewalls, Intrusion Prevention Systems, Intrusion Detection Systems, VPNs, and related security operations platforms.

Experience supporting cybersecurity monitoring, analysis, threat intelligence, incident response, or security operations center environments.

Ability to analyze cybersecurity events, alerts, incidents, and threat reporting to identify risks and provide actionable recommendations.

Preferred Qualifications

IAT Level III certification.

DoD 8140.01 and DoD 8570.01-M IAT Level III certification.

CSSP Analyst certification.

Ability to obtain required DoD 8140 / 8570 certifications within 6 months of starting if not already held.

Master’s degree in a technical field.

TS/SCI with Polygraph.

Experience supporting NGA, DoD, intelligence community, or mission critical federal cybersecurity environments.

Experience creating cyber threat reports, tippers, custom signatures, tuning recommendations, or operational threat intelligence products.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M1 #LI-CS1 Ref: #856-Baltimore-S1


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About System One

Sourced by ZipRecruiter

System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US