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Identity and Access Management Administrator (25-441) E3 / COS-M

Apex Systems
Colorado, CO Full Time
POSTED ON 11/8/2025
AVAILABLE BEFORE 12/7/2025
Job#: 2090736

Job Description:

Identity and Access Management System Administrator

Top Secret

This individual is responsible for deployment and maintenance of all directory service types activities, such as active directory domain services/controllers, certificate authorities services, policy tracking/creation, and account management functions in the enterprise. Must be a detail-oriented individual that is able to track the impact of events/actions on the underlying infrastructure being managed, such as replication schedules and group policies. This individual is responsible for deployment and maintenance of all directory service types activities, such as active directory domain services/controllers, certificate authorities services, policy tracking/creation, and account management functions in the enterprise. Must be a detail oriented individual that is able to track the impact of events/actions on the underlying infrastructure being managed, such as replication schedules and group policies. Also responsible for scrum master duties in Agile framework for small team.

Experience with:

  • Deployment and maintenance of all active directory domain services/controllers. This includes monitoring health and status of all sites and services in the enterprise
  • Deployment and maintenance of all certificate authority (CA) services, including issuing all SSL certificates and building out new CA servers in the enterprise. Including tracking all CA server expiration dates, working with applicable teams to perform a renewal process for existing CA certs when needed.
  • Creating and maintenance of system policies, such as Windows group policies, Linux authentication PAM rules/files (in concert with Linux/Unix team), and tracking any potential issues as they arise on the system.
  • Maintenance of all account matrices, including all applicable permissions cross overs between enclaves when/if needed.
  • Continuously working with cyber team to ensure all RBAC controls are compliant with current policies for restriction access between enclaves and systems in enterprise for each applicable user/team.
  • Assist cyber team with monitoring all directory services for out of the ordinary logins or accounts behavior metrics to ensure safety of data integrity of C2BMC-G system enterprise.
  • Work with other teams to deployment and maintain technologies that include collaborative aspects, such as instant message platforms in enterprise.
  • Work with all team to ensure proper distributed authentication services are configured property to ensure non-repudiation to all available sources. This can include assisting with configuration of LDAP services to network/software solution, to ensure RBAC access to user base. Examples of LDAP/LDAPS connected endpoints configuration could be things like, HPE iLO interfaces, Gitlab, Cisco ISE, FortiManager, Raritan KVM, etc.
  • Thorough understanding and Active Directory and its replication structure when used in a distributed forest, separated through the use of WAN links
  • Experience with a on premise multi domain environment using Role based administrative controls (RBAC) for least privilege
  • Experience with DISA STIG compliance remediation using distributed group policy and SCAP compliance scanners
  • Ability to integrate automation technologies into daily Active Directory use is a plus

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [email protected] or 844-463-6178.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is part of the Commercial Segment of ASGN Incorporated.

NYSE: ASGN

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [email protected] (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Apex Systems.

Salary : $90 - $100

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