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Critical Infrastructure Security Jobs in Colorado

Stackinfra

Infrastructure Security Engineer

Denver, CO · On-site

$147K/yr

The Sr Infrastructure Security Engineer position requires expertise in support of running a highly ... Monitor and triage critical IT infrastructure for irregular behavior/weaknesses and respond with ...

Link Technologies

Physical Security SME

Denver, CO · On-site

Experience protecting critical infrastructure facilities. Experience reviewing engineering drawings. Experience developing physical security master plans. Excellent written communication skills.

Link Technologies

Physical Security SME

Denver, CO · On-site

Experience protecting critical infrastructure facilities. * Experience reviewing engineering drawings. * Experience developing physical security master plans. * Excellent written communication skills.

Citadel Security USA

Security Officer

Nederland, CO · On-site

$25/hr

... a critical infrastructure facility in the Nederland area. This overnight position plays an ... Security Operations * Observe site activity and identify unusual behavior, safety concerns, or ...

Simplesense

Senior Platform Engineer, Connectivity

Denver, CO · On-site +1

$107K - $147K/yr

Security by Design: Build automation and infrastructure patterns that align with zero-trust principles, network segmentation requirements, access controls, and critical infrastructure security ...

Atom Computing

Senior Infrastructure Engineer

Boulder, CO · On-site

$140K - $175K/yr

... critical infrastructure that powers our quantum computer. In this role, you'll work across the ... Familiarity and experience implementing security best practices. * Having set up or configured ...

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All JobsCritical Infrastructure Security JobsCritical Infrastructure Security Jobs in Colorado

Critical Infrastructure Security information

See Colorado salary details

$77.8K

$149.5K

$178.8K

How much do critical infrastructure security jobs pay per year?

As of Jul 27, 2026, the average yearly pay for critical infrastructure security in Colorado is $149,455.00, according to ZipRecruiter salary data. Most workers in this role earn between $150,400.00 and $150,400.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Critical Infrastructure Security position, and why are they important?

To thrive in Critical Infrastructure Security, you need a robust understanding of risk assessment, cybersecurity principles, and physical security protocols, often supported by degrees in cybersecurity, information technology, or engineering. Familiarity with security frameworks (like NIST or ISO), intrusion detection systems, and certifications such as CISSP or CISM is highly valued. Strong analytical thinking, effective communication, and the ability to remain calm under pressure are important soft skills in this role. These capabilities are essential for identifying threats, mitigating risks, and ensuring the continuous operation and safety of vital assets and systems.

Can you make $200,000 in cyber security?

Critical Infrastructure Security professionals can earn $200,000 or more annually, especially with advanced skills, certifications like CISSP, and extensive experience. High salaries are often found in senior roles, management, or specialized positions within large organizations or government agencies.

What jobs are considered critical infrastructure?

Critical infrastructure jobs include roles in sectors such as energy, water, transportation, healthcare, communications, and emergency services. These positions often require security clearances, specialized training, and adherence to safety protocols to protect essential systems and services.

What is a Critical Infrastructure Security job?

A Critical Infrastructure Security job focuses on protecting essential systems and assets, such as energy grids, transportation networks, and communication systems, from cyber and physical threats. Professionals in this role assess vulnerabilities, implement security measures, and respond to incidents to ensure operational resilience. They work with government agencies, private companies, and security teams to prevent disruptions that could impact public safety or economic stability. This role often requires expertise in risk management, cybersecurity, and regulatory compliance.

Can you make $500,000 a year in cyber security?

Critical Infrastructure Security professionals can potentially earn $500,000 annually, especially in senior roles such as security directors or chief information security officers (CISOs) with extensive experience, certifications like CISSP, and leadership responsibilities. Achieving this level often requires advanced skills, strategic oversight, and working in high-demand sectors or large organizations.

What are some typical challenges faced by professionals in Critical Infrastructure Security roles?

Professionals working in Critical Infrastructure Security often encounter challenges such as rapidly evolving cyber threats, balancing the integration of new technologies with legacy systems, and maintaining compliance with strict regulatory standards. They must also collaborate closely with various departments, public agencies, and sometimes external partners to coordinate emergency response and incident management. The role may involve monitoring for threats around the clock and responding quickly to mitigate disruptions, which can be both demanding and rewarding. Staying updated on the latest security trends and participating in ongoing training are important aspects of overcoming these challenges and succeeding in the field.

What is critical infrastructure security?

Critical infrastructure security involves protecting essential systems and assets such as energy, transportation, water, and communication networks from physical and cyber threats. Professionals in this field assess vulnerabilities, implement security measures, and often hold certifications like CISSP or CISA to ensure the resilience of vital infrastructure.
What are popular job titles related to Critical Infrastructure Security jobs in Colorado? For Critical Infrastructure Security jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching Critical Infrastructure Security jobs in Colorado look for? The top searched job categories for Critical Infrastructure Security jobs in Colorado are:
What cities in Colorado are hiring for Critical Infrastructure Security jobs? Cities in Colorado with the most Critical Infrastructure Security job openings:
Critical Infrastructure Security jobs near you
Infographic showing various Critical Infrastructure Security job openings in Colorado as of July 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution, with an average salary of $149,455 per year, or $71.9 per hour.
Infrastructure Security Engineer

Infrastructure Security Engineer

STACK Infrastructure

Denver, CO • On-site

$147K/yr

Full-time

Medical, Dental, Vision, Retirement

Posted 2 days ago

Job description

THE COMPANY:
STACK INFRASTRUCTURE (STACK) provides digital infrastructure to scale the world's most innovative companies. We are an award-winning industry leader in building, owning, and operating highly efficient, cost-effective wholesale, colocation, and cloud data centers. Each of our national facilities meets or exceeds the highest industry standards in all operational categories of availability, security, connectivity, and physical resilience.
STACK offers the scale and geographic reach that rapidly growing hyperscale and enterprise companies need. The world runs on data. Data runs on STACK.
THE POSITION:
At STACK Infrastructure, the Sr. Infrastructure Security Engineer is a key member of the team responsible for multiple aspects of IT cybersecurity and support of Operational Technology cybersecurity needs.
The Sr Infrastructure Security Engineer position requires expertise in support of running a highly available, secure, and scalable environment. The position will require the development and maintenance of our datacenter environments. Technologies will include, but not be limited to firewalls, IDS/IPS, switches, routers, VPNs, edge security architectures, Windows and Linux servers/appliances, archiving and backup, encryption, business continuity, security risk assessment, and support of Operational Technology applications.
The position works under minimal direction with considerable latitude as part of a global security team where the use of critical analysis, initiative, and independent judgment are highly desirable. The position will be required to utilize project management and time management skills to ensure timely delivery of business and departmental objectives. Responsibilities include, but are not limited to:
  • Planning, implementing, managing, monitoring, and upgrading security measures for the protection of STACK Infrastructure's data, systems, and networks.
  • Monitor and triage critical IT infrastructure for irregular behavior/weaknesses and respond with robust countermeasures to prevent future incidents.
  • Zero Trust Implementation: Champion a Zero Trust security model across STACK's network and datacenter environments. Architect solutions that enforce least-privilege access, continuous verification, and micro-segmentation of services - ensuring no implicit trust at any layer.
  • Install and maintain security tools that monitor critical infrastructure (systems and networks) for security breaches and intrusions.
  • Leading or collaborating with peers on project management to accomplish the goals set by leadership.
  • Providing SME-level advice and expertise regarding various technologies and enable leadership to drive security objectives and improve STACK's overall security posture.
  • Triage and investigate security and user high-risk events.
  • Lead/participate in incident response and investigation of IT/OT security detections and incidents.
  • Infrastructure and Network OS security hardening
  • Monitoring and optimization of security tools
  • DNS management
  • Penetration testing remediation
  • Policy enforcement
  • Attack surface management and threat hunting
  • Participation in an on-call rotation with your team to ensure 24/7/365 coverage.
  • Work closely with cross-functional teams, including IT Support, IT Infrastructure, and Critical Operations teams, to ensure systems and networks are secure, compliant with applicable regulations, and protected against unauthorized access
  • Serve as a point of escalation and support for Information Technology and international IT administrators security needs.
  • Other duties as assigned

THE DETAILS:
  • Location: Denver, CO
  • Travel: up to 25%
  • Must be eligible to work in the United States.
  • Must pass comprehensive background screening.
  • Must be willing to work flexible hours across time zones.
  • Must be willing to participate in an on-call rotation to ensure 24/7/365 coverage.

MUST-HAVE QUALIFICATIONS:
  • 10-15 years hands-on network security engineering experience, specializing in Firewalls and Infrastructure security.
  • Strong Palo Alto and Panorama experience. Other enterprise firewall experience accepted but Palo Alto is preferred.
  • Exposure and experience with International and multi-country IT security programs.
  • Certifications in one or more of the following disciplines/providers preferred: CISSP, CEH, GIAC (GSEC, GCIH, etc.), ISACA, Other Networking/Network Security related certifications.
  • Experience and familiarity with cyber incident response, SIEM, vulnerability scanning tools, security operations workflow, IPS, Browser security, Cloud security, and Endpoint Security.
  • Familiarity with security-related compliance such as NIST CSF, CIS Critical Security Controls, ISO 27001/27002 and regulations such as GDPR, HIPAA, SOC1/2, and PCI-DSS.
  • Strong understanding of MITRE ATT&CK framework.
  • An analytical security-focused mind, outstanding problem-solving skills, and strong threat assessment and mitigation skills.
  • Strong communication and interpersonal skills, with the ability to effectively communicate complex security concepts to technical and non-technical stakeholders. Exceptional documentation and report generation skills.
  • Great awareness of cybersecurity trends, emerging threats, and techniques.

Compensation Range:
$128,260.00 - $144,933.80
THIS MIGHT BE RIGHT FOR YOU IF:
  • You are a strong communicator, you are persuasive and clear, blending analytics with experience in decision-making.
  • You do not get flustered easily. You can juggle multiple priorities while balancing urgent requests with shifting timelines and deliverables.
  • You are a team builder. You take the time to understand and develop the strengths of your resources while formulating long-term plans for the growth and success of the team.
  • You are naturally curious and driven toward continual improvement. While you celebrate your successes, you take time to review and analyze campaigns for future learning.

WHY STACK?
  • We offer a competitive compensation package with strong benefits, including medical, dental, and vision insurance, a 401K program, flexible spending accounts - even a cell phone subsidy.
  • We foster a culture of appreciation, including peer-to-peer recognition and rewards programs.
  • Fun is part of our DNA, with events, game nights, happy hours, and barbecues.
  • We're growing - this is a great time to join and make an impact!

STACK is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity and expression, age, national origin, mental or physical disability, genetic information, veteran status, or any other status protected by federal, state, or local law
Note to external agencies: We are not accepting any blind submissions or resumes/cvs from recruitment agencies. Any candidates sent to STACK Infrastructure, Inc. will not be accepted or considered as a submission without a signed agreement in place. Fees will not be paid in the event a candidate submitted by a recruiter without an agreement in place is hired; such resumes will be deemed the sole property of STACK Infrastructure, Inc.

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