Senior Security Analyst

About Our JobWho We Are

With competitive pay, great benefits, and endless opportunities, working for the City and County of Denver means seeing yourself working with purpose — for you, and those who benefit from your passion, skills and expertise. Join our diverse, inclusive and talented workforce of more than 11,000 team members who are at the heart of what makes Denver, Denver.

We value diversity of ethnicity, race, socioeconomic status, sexual identity, gender, religion, language, ability, and experience and exemplify this through the makeup of our team at all levels. You'll be right at home here if you cultivate strong relationships and push yourself, your work, the people around you and Denver to the next level.

The Technology Services Department (TS) of the City and County of Denver use state-of-the-art technologies and methodologies to deliver and improve the systems, applications, and operations to our customers. Technology Services supports the people, agencies, and ideas that make the City and County of Denver a world-class city. The city offers a unique opportunity to work with a diverse business and technology environment on a large scale as we employ more than 13,000 people, of which 9,000+ are daily technology consumers in support of a diverse population over 700,000 Denverites.

What We Offer

The City and County of Denver offers a competitive salary commensurate with education and experience. The salary range for this position is $115, $125,000.00/year, based on education and experience. We also offer generous benefits for full-time employees which include but are not limited to:

• A guaranteed life-long monthly pension, once vested after 5 years of service
• 457B Retirement Plan
• 140 hours of PTO earned within first year + 12 paid holidays, 1 personal holiday, 1 Wellness Day and 1 volunteer day per year
• Competitive medical, dental and vision plans effective within 1 month of start date

The City and County of Denver has announced furlough days, or unpaid days off, for most employees to meet a budget shortfall in 2025. There are two fixed furlough days for all limited (temporary positions with an end date) and unlimited (permanent) employees on August 29th, the Saturday before Labor Day, and November 28th, the day after Thanksgiving. If you receive an offer for this position, your annual pay will determine whether you are required to take additional furlough days. Details will be discussed during the offer process for selected candidate(s).  

Location

The City and County of Denver supports a hybrid workplace model. Employees work where needed, at a job site several days a week and off-site as needed. Employees must work within the state of Colorado on their off-site days.

What You'll Do

The Information Security Team is currently seeking a Senior Security Analyst. In this role, you will perform advanced analysis of security events, lead containment and remediation of incidents, and improve detection and prevention capabilities. This role bridges operational response and engineering by tuning sensors, automating workflows, and collaborating with infrastructure and application teams to strengthen defenses.

Responsibilities

• Perform in-depth analysis of escalated alerts and incidents.
• Lead incident response activities, including containment, eradication, and recovery.
• Tune and optimize SIEM rules, correlation logic, and alert thresholds.
• Conduct vulnerability assessments and coordinate remediation efforts.
• Deploy, configure, and maintain security solutions such as EDR, firewalls, and IDS/IPS.
• Develop and document incident response playbooks and standard operating procedures.
• Collaborate with system administrators and developers to improve security posture.
• Contribute to compliance activities (CJIS, HIPAA, PCI DSS).

What You'll Bring

We are looking for someone with some or all the following skills and experience:

• Strong knowledge of network, host, and application security principles.
• Skill in log analysis, packet capture, and forensics.
• Understanding of MITRE ATT&CK and threat actor TTPs.
• Ability to script or automate tasks (PowerShell, Python).
• Ability to communicate findings and recommend mitigations to stakeholders.
• Bachelor's degree in Cybersecurity, Computer Science, or related field.
• Three (3) or more years of experience in cybersecurity operations, detection engineering, or incident response.
• Certifications such as CompTIA CySA+, GIAC GCIH, or GCDA preferred.

Minimum Qualifications

• Education requirement: Bachelor's Degree in Computer Science, Information Systems, Business Administration, Mathematics or a related field.
• Experience Requirement: Three (3) years of administering information security systems to include any or all of the following: information security architecture, information security procedures and controls, physical security, attack & penetration testing, application testing, information assurance program gap analysis and incident response.
• Education/Experience Equivalency: One (1) year of the appropriate type and level of experience may be substituted for each required year of post-high school education.
• Additional appropriate education may be substituted for the minimum experience requirements.
• License/Certifications: Must obtain Criminal Justice Information Services (CJIS) clearance within the probationary period.

Application Deadline

This position is expected to stay open until November 2nd. Please submit your application as soon as possible and no later than November 2nd at 11:59 p.m. MST.

About Everything Else

Job Profile

CI3294 IT Security Analyst Senior

To view the full job profile including position specifications, physical demands, and probationary period, click here.

Position Type

Unlimited

Position Salary Range

$91, $150,766.00

Target Pay

$115, $125,000.00/year, based on experience and education

Agency

Technology Services

Redeployment during Citywide Emergencies

City and County of Denver employees may be re-deployed to work in other capacities in their own agencies or in other city agencies to support core functions of the city during a citywide emergency declared by the Mayor.

The City and County of Denver provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, national origin, disability, genetic information, age, or any other status protected under federal, state, and/or local law. 

It is your right to access oral or written language assistance, sign language interpretation, real-time captioning via CART, or disability-related accommodations. To request any of these services at no cost to you, please contact with three business days' notice.

Applicants for employment with the City and County of Denver must have valid work authorization that does not require sponsorship of a visa for employment authorization in the U.S.

For information about right to work, click here for English or here for Spanish.

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