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Mechanical Engineer - Facilities - Mid to Experienced Level (Maryland)

Department of Defense
National Security Agency/Central Security Service

Summary

Use your skills to create the systems and tools that will be used to enhance the operation of intelligence. You will advise, administer and perform scientific projects, such as planning, designing, and constructing specialized equipment, and ensuring adherence to sound engineering and scientific standards and principles. NSA offers multiple areas of focus for facilities engineers, including computer, architectural, electrical, mechanical, and structural.

Overview

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Accepting applications
Posted today · Apply by 06/15/26
Due by 11:59 p.m. ET on June 15, 2026
Location
few vacancies in the following location:
Work site options
Telework eligible
No
Remote job
No
Relocation expenses reimbursed
Yes—You may qualify for reimbursement of relocation expenses in accordance with agency policy.
Salary
$105,262 - $192,764 per year
Pay scale & grade
GG 11 - 14
Promotion potential
None
Pay scale and grade determines the salary of the job.
Work schedule
Full-time
Travel Required
Not required
Appointment type
Permanent
Occupations and job series
Supervisory status
No
Federal service type
This job is in the Excepted Service
Represented by a union
No
Drug test
Yes
Security clearance
Top Secret
Position sensitivity and risk
Critical-Sensitive (CS)/High Risk
Jobs require a background check and some require a security clearance. The type depends on the job.
Background check type
Financial disclosure required
No
Some jobs require financial disclosure to identify conflicts of interests.
Announcement number
1258587
Control number
871274100

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Duties

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Be a part of our mission to protect the national security of the United States, and have a direct impact to enable success in Agency operations. As a Facilities Engineer - Mechanical, you will have the opportunity to work directly with mission customers to validate the requirements and unique needs to provide reliable technical solutions.

With the ever-changing industry and increase of technology complexities to accommodate our workforce, NSA's Installation & Logistics organization needs motivated Mechanical Engineers to provide facilities design expertise, guidance, and support to the development and implementation of facilities solutions that enable capabilities that align with mission driven priorities.

As a Mechanical Engineer at NSA, responsibilities may include:
- Prepare design and construction cost estimates.
- Development of designs for new and renovated facilities.
- Prepare engineering technical reports, specifications, and drawings
- Provide construction detailing.
- Perform engineering analysis and calculations.
- Conduct code analysis.
- Project management.
- Facilities planning.

NOTE: Please include a copy of your college/university transcripts as an attachment to your IC Careers profile prior to applying to this job posting.

Requirements

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Conditions of employment

  • Employment is contingent upon successful completion of a security background investigation and polygraph.

Qualifications

The qualifications listed are the minimum acceptable to be considered for the position.

Degree must be in Mechanical Engineering or a related field (for example, Construction Engineering, General Engineering, and Architectural Engineering). If program is not ABET accredited, it must include specified coursework.*
*Specified coursework includes courses in differential and integral calculus and 5 of the following 18 areas: (a) statics or dynamics, (b) strength of materials/stress-strain relationships, (c) fluid mechanics, hydraulics, (d) thermodynamics, (e) electromagnetic fields, (f) nature and properties of materials/relating particle and aggregate structure to properties, (g) solid state electronics, (h) microprocessor applications, (i), computer systems, (j) signal processing, (k) digital design, (l) systems and control theory, (m) circuits or generalized circuits, (n) communication systems, (o) power systems, (p) computer networks, (q) software development, (r) Any other comparable area of fundamental engineering science or physics, such as optics, heat transfer, or soil mechanics.

Relevant experience must be working in an HVAC or related engineering capacity (for example, heating, cooling, refrigeration, ductwork, piping systems, energy management controls, building management systems, mechanical codes, and indoor air quality standards). Additionally, experience may include experience in project management, reading design drawings, facilities design, and using Computer Aided Design and Drafting software as well as other mechanical engineering experience. Experience may also include project management.

FULL PERFORMANCE
Entry is with a Bachelor's degree plus 3 years of relevant experience, or a Master's degree plus 1 year of relevant experience, or a Doctoral degree and no experience.

SENIOR
Entry is with a Bachelor's degree plus 6 years of relevant experience, or a Master's degree plus 4 years of relevant experience, or a Doctoral degree plus 2 years

Additional information

Pay: Salary offers are based on candidates' education level and years of experience relevant to the position and also take into account information provided by the hiring manager/organization regarding the work level for the position.

Salary Range: $105,262 - $192,764 (Full Performance, Senior)
Salary range varies by location, work level, and relevant experience to the position.

Training will be provided based on the selectee's needs and experience.

Benefits: NSA offers a comprehensive benefits package.

Work Schedule: This is a full-time position, Monday - Friday, with basic 8hr/day work requirement between 6:00 a.m. and 6:00 p.m. (flexible).

DCIPS Trial Period:
If selected for this position, you will be required to serve a two-year DCIPS trial period, unless you are a veterans' preference-eligible employee, in which case you are required to serve a one-year trial period. This trial period runs concurrently with your commitment to the position, if applicable. Before finalizing your appointment at the conclusion of your trial period, NSA will determine whether your continued employment advances the public interest. This decision will be based on factors such as your performance and conduct; the Agency's needs and interests; whether your continued employment would advance the Agency's organizational goals; and whether your continued employment would advance the efficiency of the Federal service.
Upon completion of your trial period, your employment will be terminated unless you receive certification, in writing, that your continued employment advances the public interest.
If you do not receive certification for continued employment, you should receive written notice prior to the end of your trial period that your employment will be terminated and the effective date of such termination.

Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.

How you will be evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

As a Mechanical Engineer at NSA, responsibilities may include:
- Inspect and monitor the condition of facilities systems and equipment.
- Conduct site surveys on existing facilities for capturing system infrastructure and associated operational characteristics.
- Perform engineering analyses and studies for products/parts, equipment, facilities, or facilities systems.
- Design facility systems in support of building infrastructure.
- Review engineering plans, drawings, or schematics.
- Develop cost estimates for building infrastructure projects.

The ideal candidate demonstrates the following:
- Problem Solving
- Interpersonal Skills
- Partnering
- Customer Service
- Accountability
- Continual Learning
- Resilience
- Effective Communication

Knowledge and experience in one or more of the following is desired:
- Technical software packages (e.g., AutoCAD, SixSigma, Pipeflow, ARCHGIS, Trane Trace, vendor equipment selection software).
- Engineering calculations (e.g., heating and cooling load, hydronic pressure drop, static pressure drop, NPSH, psychrometric, utility utilization projections).
- Mechanical codes and guidelines (e.g., SMACNA, ASHRAE, IBC, IMC, IPC, LEED, Indoor Air Quality Standards).
- Cost estimating.
- Design, analysis and troubleshooting of mechanical facilities infrastructure (e.g., HVAC, chilled water, steam, EMCS, heating water, ventilation, air distribution, plumbing, energy management, data centers).
- Cost-benefit analysis and life-cycle cost analysis.
- System startup, commissioning, and testing and balancing.

National Security Agency/Central Security Service

Agency contact information

NSA POC

Visit our careers page

Learn more about what it's like to work at National Security Agency/Central Security Service, what the agency does, and about the types of careers this agency offers.

https://www.nsa.gov/careers/

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