Senior IT Infrastructure Support Specialist-ICAM & PKI

Company: CACI
Location: Hanover
Posted on: April 1, 2026

Job Description:

Job Title: Senior IT Infrastructure Support Specialist-ICAM & PKI Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Type of Travel: * * * The Opportunity: CACI is seeking a Systems Administrator to provide 24x7 support to an existing Operations Center for Identity, Credential, and Access Management (ICAM) systems as part of the MWIII Bridge contract in Hanover, MD. This position is responsible for monitoring critical ICAM infrastructure and resolving complex technical issues through expert troubleshooting and analysis. Work schedule: The shift rotates every 2 weeks over a 10 week period. There are 5 different shifts which could be DAY - 5am to 5pm; MID 5pm to 5am; or STRAIGHT - Mon to Fri (8 hours per day) which could be 4 days on and 3 off or 3 on and 4 off etc. Responsibilities: Monitor and maintain critical IT infrastructure systems including servers, storage, and network components Provide Tier 2 support for Identity, Credential, and Access Management (ICAM) systems in a 24x7 Operations Center environment Support customers reporting issues with Enterprise and IC Attribute and Authorization services Analyze, troubleshoot, and resolve complex technical issues related to Public Key Infrastructure (PKI) services, attribute services, authorization services, and entitlement services. Document technical procedures and maintain configuration management Use JIRA for ticket management and provide support via email, chat, and phone Qualifications: TS/SCI Clearance with polygraph Bachelor's degree in System Engineering, Computer Science, Information Systems or related field plus 7 years of relevant experience Experience with Public Key Infrastructure (PKI), Attribute Based Access Control (ABAC), and Entitlements Management Knowledge of LDAP directories, SQL, and RESTful services Experience with ticket tracking systems (e.g., JIRA, Redmine, SNOW) Strong analytical thinking skills and ability to solve difficult problems independently Experience with UNIX systems preferred This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI. What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Since this position can be worked in more than one location, the range shown is the national average for the position. The proposed salary range for this position is: $90,300-$189,600 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Keywords: CACI, Potomac , Senior IT Infrastructure Support Specialist-ICAM & PKI, IT / Software / Systems , Hanover, Maryland