Jobs and Careers
CO
Information System Security Engineer - Mid / Senior Level - CLEARANCE and POLYGRAPH REQUIRED
Constellation TechnologiesAnnapolis Junction, MD, United Statesfull_timeVerifiedPosted 18 May 2025
About the role
Information Assurance, Nessus, RMF, Windows, Linux, WireShark, System Security Plans, Authorization to Operate, Verification and Validation, NIST, PKI, Scripting Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position.
The environment and perks: • Professional development investment and paid time off for training• Contract and work locations in Maryland, Virginia, Colorado, Texas, Utah, Florida and Hawaii.• Team building events throughout the year such as Destination Family Events, Holiday Party, Monthly Get-Togethers• Leadership Team engagement and mentorship• Performance Recognition Program• Complimentary branded apparel
Don't see a job opening that's the perfect fit? Apply to our General Position to join our talent pool for consideration for future opportunities. Know someone else who may be a good fit? Refer them through the CTI External Referral Program and you could receive a one-time referral bonus of up to $10,000! Email cti-staffing@cti-md.com for more information. Constellation Technologies is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will rec
Required:
- Must be a US Citizen.
- Must have TS/SCI clearance w/ active polygraph (Polygraph must be within the last five (05) years).
- At least fourteen (14) years of direct/relevant experience
- Bachelor’s degree in Computer Science, Information Assurance, Information Security, System Engineering or related discipline from an accredited college or university is required.
- Four (04) years of additional relevant experience on projects with similar processes may be substituted for a bachelor’s degree.
- Certified Information System Security Professional Certification (CISSP) or Security X (previously known as the CASP+) Certification required
- Must have a solid understanding of security practices and policies and hands-on vulnerability testing experience using Customer tools.
- Must have experience applying Risk Management Framework.
- Must have experience formulating and assessing IT security policy.
- Must have demonstrated knowledge of and experience with common security tools, such as Nessus, NMAP and Wireshark hardware/software security implementation, communication protocol, encryption techniques/tools, and web services.
- Must have experience with secure configurations of commonly used desktop and server operating systems.
- Must be comfortable working on multiple systems and components simultaneously in various configurations.
- Must have strong verbal and written communications skills.
- Must be committed to adopting and adhering to best practices.
- Must be able to effectively plan and prioritize tasking and communicate clearly regarding technical options and trade-offs.
- Must be capable of performing high quality work both independently and with a team in a fast-moving environment.
These Qualifications Would Be Nice to Have:
- Five (05) years of experience with Defense in Depth Principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.
- Experience developing/implementing integrated security services management processes, such as assessing and auditing network penetration testing, anti-virus planning assistance, risk analysis, and incident response.
- Experience providing information assurance support for application development that includes system security certifications and project evaluations for firewalls that encompass the development, design, and implementation.
- Experience with penetration testing tools.
- Experience with scripting languages.
The environment and perks: • Professional development investment and paid time off for training• Contract and work locations in Maryland, Virginia, Colorado, Texas, Utah, Florida and Hawaii.• Team building events throughout the year such as Destination Family Events, Holiday Party, Monthly Get-Togethers• Leadership Team engagement and mentorship• Performance Recognition Program• Complimentary branded apparel
Don't see a job opening that's the perfect fit? Apply to our General Position to join our talent pool for consideration for future opportunities. Know someone else who may be a good fit? Refer them through the CTI External Referral Program and you could receive a one-time referral bonus of up to $10,000! Email cti-staffing@cti-md.com for more information. Constellation Technologies is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will rec
Apply for this role
Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.
Apply Now →Generate Application KitFree account required — sign up in 30s