Employment Opportunities


PKI Security Engineer

Optimal Enterprise Solutions, Inc. (OES) has an immediate opening for an Information Security Engineer in Chantilly, Virginia. OES offers competitive salary and full benefits package. SALARY RANGE: $140,000 – $150,000

Job Responsibilities: 

Candidate will have direct responsibility for developing and maintaining highly available PKI solutions. This includes both developing completely new implementations and providing additional functionality to existing systems using in an Agile methodology. The engineer will take general direction from program management but must utilize their own expertise to implement these solutions. This includes developing solutions that provide high availability with COOP capabilities to minimize user down time. These solutions also include a mix of both physical hardware and virtual machines.

Required Skills: 

Eligible candidates will have the following certifications, skills, and experience:

  • TS/SCI Clearance
  • Experience implementing PKI solutions including Certificate Authorities, Registration Authorities and custom middleware
  • IdAM/PKI applications
  • Experience writing PKI governing documents such as the CPS and CP documents
  • Ability to create security documentation such as SSP, Security ConOps, Test Plans, etc
  • Experience with LDAP, Linux and Oracle DB
Preferred Skills:
  • Experience with Hardware Security Modules(HSMs)
  • Experience integrating with Oracle Database Appliances
  • Experience with virtual machines
  • Understanding of security patching for both OS and applications including IAVAs
  • Experience with system hardening tools and standards such as the DISA STIGs, Nessus, etc
  • Must possess good time management skills and ability to prioritize tasks effectively as this is a highly independent work environment
  • Self-driven and be able to work independently with minimal supervision
  • Must be able to excel in a multi-tasked environment
Comparable Experience Considered:
  • Experience working in an Agile environment
  • Experience with Oracle IdAM software stack (OAM, OAG, OES, etc.)
  • Relevant Information Systems Security certification (CISSP, Security +)
Position Location: Chantilly, Virginia
Security Requirement: Active TS/SCI Clearance

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Engineer III 

Optimal Enterprise Solutions, Inc. (OES) has an immediate opening for an ENGINEER III in Chantilly, Virginia.  OES offers competitive salary and full benefits package.  SALARY RANGE: $98,000 – $105,000

This position is also open to Consultants: $70 per hour (155 hours per month)

SailPoint is used daily in this position.  In lieu of Sailpoint experience, we are looking for candidates who possess a strong basic knowledge of Linux, Tomcat, Java, Database, LDAP, Jira & Confluence and Git. 

Sailpoint: 
  • Write custom SailPoint workflows/rules/reports/configurations in Beanshell and XML
  • Utilize existing connectors or create custom connectors to data sources (LDAP, Active Directory)
  • Upgrade SailPoint using scripts (shell scripting)
  • Deploy SailPoint to other environments
  • Write documentation for using workflows
  • Troubleshoot any issues
  • Rest calls to database and other external services
  • Provisioning to LDAP/Active Directory 
Linux: 
  • Deploy SailPoint
  • Move between directories
  • Update configuration files
Tomcat: 
  • Stop and start Tomcat
  • Read and alleviate errors in logs
  • Upgrade Tomcat
Database: 
  • Search for specific records
  • Create/Delete/Update records
LDAP/Active Directory: 
  • Insert/Remove/Query information
  • RBAC (Role based access control)
  • ABAC (Attribute based access control)
Jira & Confluence: 
  • Create and Update tickets
  • Create documentation
Git: 
  • Check in code
  • Pull code
  • Merge conflicted code
  • Create tags for deployment
Position Location: Chantilly, Virginia
Security Requirement: TS/SCI with CI Poly

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OES, Inc.

Optimal Enterprise Solutions, Inc. (OES) is an information technology business headquartered in Northern Virginia. Our goal is to become the premiere provider of choice for enterprise solutions.

Our Vision

"Provide our customers with first-class service, timely solutions and quality products.
Make positive and value-added contributions through trusted partnerships that help protect and defend our nation."

Our Capabilities

  • Systems Engineering
  • Information Assurance
  • Program Management
  • Business Process Reengineering
  • Cyber Security